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A general and simple library for Android

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/*
 * Copyright (C) 2015 HaiYang Li
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package com.landawn.abacus.util;

import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;

import com.landawn.abacus.core.AbstractDirtyMarker;
import com.landawn.abacus.type.ObjectType;
import com.landawn.abacus.type.Type;
import com.landawn.abacus.type.TypeType;

/**
 *
 * @since 0.8
 * 
 * @author Haiyang Li
 */
public final class CodeGenerator {
    /**
     * To generate the entity classes which not depend on N.class in the codes of hashcode/equals/toString methods, specify the parameter utilClassForHashEqualsToString in method entityDefinitionXml2Class with this value _N.
     */
    public static final Class _N = _N.class;

    private static final String POSTFIX_OF_JAVA_FILE = ".java";

    /**
     * Field USUAL_TYPES.
     */
    private static Set USUAL_TYPES = new LinkedHashSet<>();

    static {
        USUAL_TYPES.add("java.lang");
        USUAL_TYPES.add("java.util");
        USUAL_TYPES.add("java.util.concurrent");
        USUAL_TYPES.add("java.time");
        USUAL_TYPES.add("java.io");
        USUAL_TYPES.add("java.nio");
        USUAL_TYPES.add("java.sql");
        USUAL_TYPES.add("java.net");
        USUAL_TYPES.add("java.math");
        USUAL_TYPES.add("javax.xml");
        USUAL_TYPES.add(HBaseColumn.class.getCanonicalName());
    }

    private static Map JAVA_TYPE_PROP_NAME = new HashMap<>();

    static {
        JAVA_TYPE_PROP_NAME.put(boolean.class.getName(), "boolean_");
        JAVA_TYPE_PROP_NAME.put(char.class.getName(), "char_");
        JAVA_TYPE_PROP_NAME.put(byte.class.getName(), "byte_");
        JAVA_TYPE_PROP_NAME.put(short.class.getName(), "short_");
        JAVA_TYPE_PROP_NAME.put(int.class.getName(), "int_");
        JAVA_TYPE_PROP_NAME.put(long.class.getName(), "long_");
        JAVA_TYPE_PROP_NAME.put(float.class.getName(), "float_");
        JAVA_TYPE_PROP_NAME.put(double.class.getName(), "double_");
        JAVA_TYPE_PROP_NAME.put("class", "class_");
    }

    /**
     * Constructor for CodeGenerator.
     */
    private CodeGenerator() {
        // No instance.
    }

    protected static String getSimplePropNameTableClassName(final String className) {
        String simpleClassName = className;
        int index = className.lastIndexOf(WD._PERIOD);

        if (index > -1) {
            simpleClassName = className.substring(index + 1);
        }

        return simpleClassName;
    }

    /**
     * Write the generated methods by the fields defined the in specified class to the source file.
     * 
     * 

     * Add below comments to specified the section where the generated methods should be written to
     * 
     * =====>
     * 
     * <=====
     * 

     * 
     * @param srcDir
     * @param cls
     */
    public static void writeClassMethod(final File srcDir, final Class cls) {
        writeClassMethod(srcDir, cls, false, false, false, null, null, Objects.class);
    }

    /**
     * Write the generated methods by the fields defined the in specified class to the source file.
     * 
     * 

     * Add below comments to specified the section where the generated methods should be written to
     * 
     * =====>
     * 
     * <=====
     * 

     * 
     * @param srcDir
     * @param cls
     * @param constructor generate constructor
     * @param copyMethod generate the copy method.
     * @param fluentSetter
     * @param ignoreFieldNames
     * @param fieldName2MethodName
     * @param utilClassForHashEqualsToString is Objects.class by default. It can also be N.class or any classes else which provide the {@code hashCode/equals/toString} method.
     *      Or specify CodeGenerator._N or your own utility class to generate entity classes which not dependent on AbacusUtil.jar for Methods {@code hashCode/equals/toString}.
     */
    public static void writeClassMethod(final File srcDir, final Class cls, final boolean constructor, final boolean copyMethod, final boolean fluentSetter,
            Set ignoreFieldNames, final Map fieldName2MethodName, final Class utilClassForHashEqualsToString) {
        writeClassMethod(srcDir, cls, constructor, copyMethod, fluentSetter, ignoreFieldNames, fieldName2MethodName, ParentPropertyMode.FIRST,
                ParentPropertyMode.FIRST, utilClassForHashEqualsToString);
    }

    /**
     * Write the generated methods by the fields defined the in specified class to the source file.
     * 
     * 

     * Add below comments to specified the section where the generated methods should be written to
     * 
     * =====>
     * 
     * <=====
     * 

     *  
     * @param srcDir
     * @param cls
     * @param constructor
     * @param copyMethod
     * @param fluentSetter
     * @param ignoreFieldNames
     * @param fieldName2MethodName
     * @param parentPropertyModeForHashEquals
     * @param parentPropertyModeForToString
     * @param utilClassForHashEqualsToString is Objects.class by default. It can also be N.class or any classes else which provide the {@code hashCode/equals/toString} method.
     *      Or specify CodeGenerator._N or your own utility class to generate entity classes which not dependent on AbacusUtil.jar for Methods {@code hashCode/equals/toString}.
     */
    public static void writeClassMethod(final File srcDir, final Class cls, final boolean constructor, final boolean copyMethod, final boolean fluentSetter,
            Set ignoreFieldNames, final Map fieldName2MethodName, final ParentPropertyMode parentPropertyModeForHashEquals,
            final ParentPropertyMode parentPropertyModeForToString, final Class utilClassForHashEqualsToString) {

        final Package pkg = cls.getPackage();
        final String clsSourcePath = srcDir.getAbsolutePath()
                + (pkg == null ? "" : IOUtil.FILE_SEPARATOR + StringUtil.replaceAll(pkg.getName(), ".", IOUtil.FILE_SEPARATOR)) + IOUtil.FILE_SEPARATOR
                + cls.getSimpleName() + ".java";
        final File clsSourceFile = new File(clsSourcePath);

        if (clsSourceFile.exists() == false) {
            throw new RuntimeException("No source file found by path: " + clsSourcePath + " for class: " + cls.getCanonicalName());
        }

        if (ignoreFieldNames == null) {
            ignoreFieldNames = new LinkedHashSet<>();
        }

        final String simpleClassName = cls.getSimpleName();
        final List lines = ImmutableList.of(IOUtil.readLines(clsSourceFile));
        final Map> fieldTypes = new LinkedHashMap<>();

        for (Field field : cls.getDeclaredFields()) {
            final String fieldName = field.getName();
            if (Modifier.isStatic(field.getModifiers()) || ignoreFieldNames.contains(fieldName)) {
                continue;
            } else {
                fieldTypes.put(fieldName, N.typeOf(field.getType()));
            }
        }

        if (N.isNullOrEmpty(fieldTypes) && fluentSetter == false && constructor == false && copyMethod == false) {
            return;
        }

        final BiMap> importedClasses = new BiMap<>();
        boolean hasGenericTypeField = false;
        for (int i = 0, size = lines.size(); i < size; i++) {
            final String tmp = "class " + simpleClassName;

            while (i < size && lines.get(i).indexOf(tmp) < 0) {
                String line = lines.get(i);
                if (line.startsWith("import ") && line.endsWith(";") && line.indexOf(" static ") < 0) {
                    String clsName = StringUtil.substringBetween(line, ' ', line.lastIndexOf(';')).get();
                    importedClasses.put(clsName, ClassUtil.forClass(clsName));
                }
                i++;
            }

            int start = i + 1;

            while (i < size && (lines.get(i).indexOf(") {") < 0 /*&& lines.get(i).indexOf("}") < 0*/)) {
                i++;
            }

            int end = i;
            if (start < size && end <= size && start < end) {
                for (int j = start; j < end; j++) {
                    String line = lines.get(j).trim().replaceAll("  ", " ");
                    int lastIndex = line.lastIndexOf(' ');
                    String fieldName = null;

                    if (lastIndex > 0 && line.endsWith(";") && fieldTypes.containsKey((fieldName = line.substring(lastIndex + 1, line.length() - 1)))) {
                        int firstIdx = line.indexOf('<');

                        if (firstIdx > 0) {
                            hasGenericTypeField = true;

                            int fromIndex = line.lastIndexOf(' ', firstIdx);

                            if (fromIndex >= 0) {
                                String typeName = line.substring(fromIndex + 1, lastIndex);

                                if ((typeName = typeName.trim()).length() > 0) {

                                    // for java.util.Date
                                    if (importedClasses.containsKey("java.util.Date")) {
                                        typeName = StringUtil.replaceAll(typeName, "", "");
                                        typeName = StringUtil.replaceAll(typeName, "", " java.util.Date>");
                                        typeName = StringUtil.replaceAll(typeName, ",Date>", ",java.util.Date>");
                                        typeName = StringUtil.replaceAll(typeName, " Date,", " java.util.Date,");
                                        typeName = StringUtil.replaceAll(typeName, ",Date,", ",java.util.Date,");

                                        typeName = StringUtil.replaceAll(typeName, " utilClass = utilClassForHashEqualsToString == null ? Objects.class : utilClassForHashEqualsToString;

        if (_N.equals(utilClass)) {
            File utilClassFile = new File(dirFile.getAbsolutePath() + IOUtil.FILE_SEPARATOR + ClassUtil.getSimpleClassName(_N) + POSTFIX_OF_JAVA_FILE);
            if (!utilClassFile.exists()) {
                String sourceCode = _N_STRING.replaceFirst("package com.landawn.abacus.util;",
                        N.isNullOrEmpty(packageName) ? "" : "package " + packageName + ";");
                IOUtil.write(utilClassFile, sourceCode);
            }
        }

        try (StringWriter writer = new StringWriter()) {
            writeClassMethod(cls, ClassUtil.getSimpleClassName(cls), cls.getSuperclass(), packageName, fieldTypes, constructor, copyMethod, fluentSetter,
                    parentPropertyModeForHashEquals, parentPropertyModeForToString, fieldName2MethodName, importedClasses, utilClass, writer);

            int start = -1, end = -1;

            for (int i = 0, size = lines.size(); i < size; i++) {
                if (lines.get(i).indexOf("=====>") > 0) {
                    start = i;
                } else if (lines.get(i).indexOf("<=====") > 0) {
                    end = i;
                }
            }

            final List newLines = new ArrayList<>();

            if (start >= 0 && end >= 0) {
                newLines.addAll(lines.subList(0, start + 1));
                newLines.add(writer.toString());
                newLines.addAll(lines.subList(end, lines.size()));
            } else {
                for (int i = 0, size = lines.size(); i < size; i++) {
                    if (lines.get(i).indexOf(") {") > 0) {
                        String tmp = lines.get(i).trim();
                        if (tmp.startsWith("public ") && (tmp.indexOf(cls.getSimpleName()) > 0 || tmp.indexOf(" get") > 0 || tmp.indexOf(" set") > 0)) {
                            start = i;
                            while (start-- > 0 && lines.get(start).trim().startsWith("@")) {

                            }

                            while (lines.get(start).trim().length() == 0 && start-- > 0) {

                            }

                            break;
                        }
                    }
                }

                if (start < 0) {
                    for (int i = lines.size() - 1; i >= 0; i--) {
                        if (lines.get(i).trim().startsWith("}")) {
                            start = i - 1;

                            break;
                        }
                    }
                }

                newLines.addAll(lines.subList(0, start + 1));
                newLines.add(writer.toString());
                newLines.add("}");
            }

            if (!ClassUtil.getPackageName(utilClass).equals(packageName) && !_N.equals(utilClass) && fieldTypes.size() > 0) {
                String importUtilClass = "import " + utilClass.getCanonicalName() + ";";

                for (int i = 0, size = newLines.size(); i < size; i++) {
                    if (newLines.get(i).indexOf(importUtilClass) >= 0) {
                        break;
                    } else if (newLines.get(i).indexOf("public ") >= 0) {

                        int j = i;
                        while (j-- >= 0) {
                            if (newLines.get(j).startsWith("import") || newLines.get(j).startsWith("package")) {
                                break;
                            }
                        }

                        newLines.add(j + 1, N.EMPTY_STRING);
                        newLines.add(j + 2, importUtilClass);

                        if (newLines.get(j + 3).trim().length() > 0) {
                            newLines.add(j + 3, N.EMPTY_STRING);
                        }

                        break;
                    }
                }
            }

            if (hasGenericTypeField) {
                //                String importTypeClass = "import com.landawn.abacus.annotation.Type;";
                //
                //                for (int i = 0, size = newLines.size(); i < size; i++) {
                //                    if (newLines.get(i).indexOf(importTypeClass) >= 0) {
                //                        break;
                //                    } else if (newLines.get(i).indexOf("public ") >= 0) {
                //                        int ins = 0;
                //                        if (newLines.get(i - 1).trim().length() > 0) {
                //                            newLines.add(i + ins++, N.EMPTY_STRING);
                //                        }
                //                        newLines.add(i + ins++, importTypeClass);
                //                        newLines.add(i + ins++, N.EMPTY_STRING);
                //                        break;
                //                    }
                //                }
            }

            if (newLines.get(newLines.size() - 1).startsWith("}") && newLines.get(newLines.size() - 2).endsWith(IOUtil.LINE_SEPARATOR)) {
                newLines.set(newLines.size() - 2, StringUtil.chop(newLines.get(newLines.size() - 2)));
            }

            IOUtil.writeLines(clsSourceFile, newLines);

            // Add annotation back.
            Map> annoMap = new LinkedHashMap<>();
            for (int i = 0, len = lines.size(); i < len; i++) {
                String line = lines.get(i);
                if (line.trim().startsWith("@")) {
                    Set tmp = new LinkedHashSet<>();
                    tmp.add(line);
                    while (++i < len && lines.get(i).trim().startsWith("@")) {
                        tmp.add(lines.get(i));
                    }

                    while (i < len && lines.get(i).trim().equals("")) {
                        i++;
                    }

                    annoMap.put(lines.get(i), tmp);
                }
            }

            if (N.notNullOrEmpty(annoMap)) {
                final List finalLines = new ArrayList<>();
                final List srcLines = IOUtil.readLines(clsSourceFile);

                for (int i = 0, len = srcLines.size(); i < len; i++) {
                    final String line = srcLines.get(i);
                    final Set annons = annoMap.get(line);

                    if (N.notNullOrEmpty(annons)) {
                        int j = finalLines.size() - 1;

                        while (j >= 0 && finalLines.get(j).trim().startsWith("@")) {
                            annons.add(finalLines.remove(j--));
                        }

                        finalLines.addAll(annoMap.get(line));
                    }

                    finalLines.add(line);
                }

                IOUtil.writeLines(clsSourceFile, finalLines);
            }

        } catch (IOException | NoSuchFieldException | SecurityException e) {
            throw N.toRuntimeException(e);
        }
    }

    //    public static void generateEntity(File srcDir, String packageName, Map> classNameFields) {
    //        generateEntity(srcDir, packageName, classNameFields, false, false, false);
    //    }
    //
    //    /**
    //     * 
    //     * @param srcDir
    //     * @param packageName
    //     * @param classNameFields
    //     * @param constructor
    //     * @param copyMethod
    //     * @param fluentSetter
    //     */
    //    public static void generateEntity(File srcDir, String packageName, Map> classNameFields, final boolean constructor,
    //            final boolean copyMethod, final boolean fluentSetter) {
    //        generateEntity(srcDir, packageName, classNameFields, constructor, copyMethod, fluentSetter, null, ParentPropertyMode.NONE, ParentPropertyMode.NONE);
    //    }
    //
    //    /**
    //     * 
    //     * @param srcDir
    //     * @param packageName
    //     * @param classNameFields
    //     * @param constructor
    //     * @param copyMethod
    //     * @param fluentSetter
    //     * @param parentClass
    //     * @param parentPropertyModeForHashEquals
    //     * @param parentPropertyModeForToString
    //     */
    //    public static void generateEntity(File srcDir, String packageName, Map> classNameFields, final boolean constructor,
    //            final boolean copyMethod, final boolean fluentSetter, Class parentClass, final ParentPropertyMode parentPropertyModeForHashEquals,
    //            final ParentPropertyMode parentPropertyModeForToString) {
    //
    //        for (String className : classNameFields.keySet()) {
    //            generateEntity(srcDir, packageName, className, classNameFields.get(className), constructor, copyMethod, fluentSetter, parentClass,
    //                    parentPropertyModeForHashEquals, parentPropertyModeForToString);
    //        }
    //    }

    //    /**
    //     * Generate and Print out the methods according to fields defined the in specified class.
    //     * 
    //     * @param cls
    //     */
    //    public static void printClassMethod(final Class cls) {
    //        printClassMethod(cls, false, false, false, null, null);
    //    }
    //
    //    /**
    //     * Generate and Print out the methods according to fields defined the in specified class.
    //     * 
    //     * @param cls
    //     * @param constructor generate constructor
    //     * @param copyMethod generate the copy method.
    //     * @param fluentSetter
    //     * @param ignoreFieldNames
    //     * @param fieldName2MethodName
    //     */
    //    public static void printClassMethod(final Class cls, final boolean constructor, final boolean copyMethod, final boolean fluentSetter,
    //            Set ignoreFieldNames, final Map fieldName2MethodName) {
    //        printClassMethod(cls, constructor, copyMethod, fluentSetter, ignoreFieldNames, fieldName2MethodName, ParentPropertyMode.FIRST,
    //                ParentPropertyMode.FIRST);
    //    }
    //
    //    /**
    //     * Generate and Print out the methods according to fields defined the in specified class.
    //     * 
    //     * @param cls
    //     * @param constructor
    //     * @param copyMethod
    //     * @param fluentSetter
    //     * @param ignoreFieldNames
    //     * @param fieldName2MethodName
    //     * @param parentPropertyModeForHashEquals
    //     * @param parentPropertyModeForToString
    //     */
    //    public static void printClassMethod(final Class cls, final boolean constructor, final boolean copyMethod, final boolean fluentSetter,
    //            Set ignoreFieldNames, final Map fieldName2MethodName, final ParentPropertyMode parentPropertyModeForHashEquals,
    //            final ParentPropertyMode parentPropertyModeForToString) {
    //        if (ignoreFieldNames == null) {
    //            ignoreFieldNames = new LinkedHashSet<>();
    //        }
    //
    //        final Map> fieldTypes = new LinkedHashMap<>();
    //
    //        for (Field field : cls.getDeclaredFields()) {
    //            final String fieldName = field.getName();
    //            if (Modifier.isStatic(field.getModifiers()) || ignoreFieldNames.contains(fieldName)) {
    //                continue;
    //            } else {
    //                fieldTypes.put(fieldName, N.typeOf(field.getType()));
    //            }
    //        }
    //
    //        try (Writer writer = new OutputStreamWriter(System.out)) {
    //            printClassMethod(cls, ClassUtil.getSimpleClassName(cls), cls.getSuperclass(), cls.getPackage() == null ? null : ClassUtil.getPackageName(cls),
    //                    fieldTypes, constructor, copyMethod, fluentSetter, parentPropertyModeForHashEquals, parentPropertyModeForToString, fieldName2MethodName,
    //                    new LinkedHashMap>(), writer);
    //        } catch (IOException | NoSuchFieldException | SecurityException e) {
    //            throw N.toRuntimeException(e);
    //        }
    //    }

    private static void writeClassMethod(Class cls, final String className, final Class parentClass, final String pkgName,
            final Map> fieldTypes, final boolean constructor, final boolean copyMethod, final boolean fluentSetter,
            ParentPropertyMode parentPropertyModeForHashEquals, ParentPropertyMode parentPropertyModeForToString, Map fieldName2MethodName,
            final Map> importedClasses, final Class utilClass, Writer writer) throws NoSuchFieldException, SecurityException {

        if (N.isNullOrEmpty(fieldTypes) && fluentSetter == false && constructor == false && copyMethod == false) {
            return;
        }

        if (parentPropertyModeForHashEquals == null) {
            parentPropertyModeForHashEquals = ParentPropertyMode.NONE;
        }

        if (parentPropertyModeForToString == null) {
            parentPropertyModeForToString = ParentPropertyMode.NONE;
        }

        if (fieldName2MethodName == null) {
            fieldName2MethodName = new LinkedHashMap<>();
        }

        final String utilClassName = utilClass.getSimpleName();
        final List parentGetterMethods = new ArrayList<>();
        final Map parentSettterMethods = new LinkedHashMap<>();
        final List> allClasses = new ArrayList<>();

        if (parentClass != null) {
            allClasses.add(parentClass);

            while (allClasses.get(allClasses.size() - 1).getSuperclass() != null) {
                allClasses.add(allClasses.get(allClasses.size() - 1).getSuperclass());
            }

            for (Class superClass : allClasses) {
                parentGetterMethods.addAll(ClassUtil.getPropGetMethodList(superClass).values());
                parentSettterMethods.putAll(ClassUtil.getPropSetMethodList(superClass));
            }
        }

        final String iden = "    ";

        if (constructor) {
            IOUtil.writeLine(writer, N.EMPTY_STRING);
            IOUtil.writeLine(writer, iden + "public " + className + "() {");

            if (parentClass != null && AbstractDirtyMarker.class.isAssignableFrom(parentClass)) {
                IOUtil.writeLine(writer, iden + iden + "super(" + className + ".class.getSimpleName());");
            }

            IOUtil.writeLine(writer, iden + "}");

            IOUtil.writeLine(writer, N.EMPTY_STRING);
            String parameterStr = "";
            String signValues = "";

            for (Map.Entry entry : parentSettterMethods.entrySet()) {
                if (parameterStr.length() > 0) {
                    parameterStr += ", ";
                }

                parameterStr += (getParameterTypeName(pkgName, entry));

                if (signValues.length() > 0) {
                    signValues += IOUtil.LINE_SEPARATOR;
                }

                signValues += (iden + iden + "this." + entry.getValue().getName() + "(" + entry.getKey() + ");");
            }

            for (Map.Entry> entry : fieldTypes.entrySet()) {
                if (parameterStr.length() > 0) {
                    parameterStr += ", ";
                }

                parameterStr += (getSimpleType(entry.getValue(), pkgName, importedClasses) + " " + entry.getKey());

                if (signValues.length() > 0) {
                    signValues += IOUtil.LINE_SEPARATOR;
                }

                signValues += (iden + iden + "this." + entry.getKey() + " = " + entry.getKey() + ";");
            }

            if (parameterStr.length() > 0) {
                IOUtil.writeLine(writer, iden + "public " + className + "(" + parameterStr + ") {");

                if (parentClass != null && AbstractDirtyMarker.class.isAssignableFrom(parentClass)) {
                    IOUtil.writeLine(writer, iden + iden + "super(" + className + ".class.getSimpleName());");
                    IOUtil.writeLine(writer, N.EMPTY_STRING);
                }

                IOUtil.writeLine(writer, signValues);
                IOUtil.writeLine(writer, iden + "}");
            }
        }

        if (fluentSetter && N.notNullOrEmpty(parentSettterMethods)) {
            for (Map.Entry entry : parentSettterMethods.entrySet()) {
                if (parentClass.isAssignableFrom(entry.getValue().getReturnType()) == false) {
                    continue;
                }

                final String methodName = entry.getValue().getName();

                IOUtil.writeLine(writer, N.EMPTY_STRING);
                IOUtil.writeLine(writer, iden + "public " + className + " " + methodName + "(" + getParameterTypeName(pkgName, entry) + ") {");
                IOUtil.writeLine(writer, iden + iden + "super." + methodName + "(" + entry.getKey() + ");");
                IOUtil.writeLine(writer, N.EMPTY_STRING);
                IOUtil.writeLine(writer, iden + iden + "return this;");
                IOUtil.writeLine(writer, iden + "}");
            }
        }

        for (Map.Entry> entry : fieldTypes.entrySet()) {
            final String fieldName = entry.getKey();
            final String simpleTypeName = getSimpleType(entry.getValue(), pkgName, importedClasses);
            //            final String getPrefix = boolean.class.equals(entry.getValue().getTypeClass()) || Boolean.class.equals(entry.getValue().getTypeClass()) ? "is"
            //                    : "get"; 
            final String postfix = fieldName2MethodName.containsKey(fieldName) ? fieldName2MethodName.get(fieldName)
                    : (StringUtil.isAllUpperCase(fieldName) ? fieldName : StringUtil.capitalize(fieldName));

            IOUtil.writeLine(writer, N.EMPTY_STRING);

            // final String annoTypeName = getAnnoType(entry.getValue(), pkgName, importedClasses);

            // IOUtil.writeLine(writer, iden + "@Type(\"" + entry.getValue().getName() + "\")");
            //            if (!entry.getValue().getName().equals(annoTypeName) || N.notNullOrEmpty(entry.getValue().getParameterTypes())) {
            //                IOUtil.writeLine(writer, iden + "@Type(\"" + annoTypeName + "\")");
            //            }

            IOUtil.writeLine(writer, iden + "public " + simpleTypeName + " get" + postfix + "() {");
            IOUtil.writeLine(writer, iden + iden + "return " + fieldName + ";");
            IOUtil.writeLine(writer, iden + "}");

            if (cls == null || Modifier.isFinal(cls.getDeclaredField(fieldName).getModifiers()) == false) {
                IOUtil.writeLine(writer, N.EMPTY_STRING);
                if (fluentSetter) {
                    IOUtil.writeLine(writer, iden + "public " + className + " set" + postfix + "(" + simpleTypeName + " " + fieldName + ") {");
                } else {
                    IOUtil.writeLine(writer, iden + "public void set" + postfix + "(" + simpleTypeName + " " + fieldName + ") {");
                }

                if (parentClass != null && AbstractDirtyMarker.class.isAssignableFrom(parentClass)) {
                    IOUtil.writeLine(writer, iden + iden + "super.setUpdatedPropName(\"" + fieldName + "\");");
                }

                IOUtil.writeLine(writer, iden + iden + "this." + fieldName + " = " + fieldName + ";");

                if (fluentSetter) {
                    IOUtil.writeLine(writer, N.EMPTY_STRING);
                    IOUtil.writeLine(writer, iden + iden + "return this;");
                }

                IOUtil.writeLine(writer, iden + "}");
            }
        }

        if (copyMethod) {
            IOUtil.writeLine(writer, N.EMPTY_STRING);
            IOUtil.writeLine(writer, iden + "public " + className + " copy() {");
            IOUtil.writeLine(writer, iden + iden + "final " + className + " copy = new " + className + "();");
            IOUtil.writeLine(writer, N.EMPTY_STRING);

            for (Method method : parentGetterMethods) {
                IOUtil.writeLine(writer,
                        iden + iden + "copy." + ClassUtil.getPropSetMethod(method.getDeclaringClass(), ClassUtil.getPropNameByMethod(method)).getName()
                                + "(this." + method.getName() + "());");
            }

            for (Map.Entry> entry : fieldTypes.entrySet()) {
                IOUtil.writeLine(writer, iden + iden + "copy." + entry.getKey() + " = this." + entry.getKey() + ";");
            }

            IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + "return copy;");
            IOUtil.writeLine(writer, iden + "}");
        }

        if (N.notNullOrEmpty(fieldTypes)) {
            {
                IOUtil.writeLine(writer, N.EMPTY_STRING);
                IOUtil.writeLine(writer, iden + "@Override");
                IOUtil.writeLine(writer, iden + "public int hashCode() {");
                IOUtil.writeLine(writer, iden + iden + "int h = 17;");

                if (parentPropertyModeForHashEquals == ParentPropertyMode.FIRST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        IOUtil.writeLine(writer, iden + iden + "h = 31 * h + " + utilClassName + ".hashCode(" + method.getName() + "());");
                    }
                }

                for (Map.Entry> entry : fieldTypes.entrySet()) {
                    IOUtil.writeLine(writer, iden + iden + "h = 31 * h + " + utilClassName + ".hashCode(" + entry.getKey() + ");");
                }

                if (parentPropertyModeForHashEquals == ParentPropertyMode.LAST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        IOUtil.writeLine(writer, iden + iden + "h = 31 * h + " + utilClassName + "hashCode(" + method.getName() + "());");
                    }
                }

                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + "return h;");
                IOUtil.writeLine(writer, iden + "}");
            }

            {
                IOUtil.writeLine(writer, N.EMPTY_STRING);
                IOUtil.writeLine(writer, iden + "@Override");
                IOUtil.writeLine(writer, iden + "public boolean equals(Object obj) {");
                IOUtil.writeLine(writer, iden + iden + "if (this == obj) {");
                IOUtil.writeLine(writer, iden + iden + iden + "return true;");
                IOUtil.writeLine(writer, iden + iden + "}");

                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + "if (obj instanceof " + className + ") {");
                IOUtil.writeLine(writer, iden + iden + iden + "final " + className + " other = (" + className + ") obj;");

                int i = 0;

                if (parentPropertyModeForHashEquals == ParentPropertyMode.FIRST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        if (i++ == 0) {
                            if (i == parentGetterMethods.size() + fieldTypes.size()) {
                                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + method.getName()
                                        + "(), other." + method.getName() + "());");
                            } else {
                                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + method.getName()
                                        + "(), other." + method.getName() + "())");
                            }
                        } else {
                            if (i == parentGetterMethods.size() + fieldTypes.size()) {
                                IOUtil.writeLine(writer, iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + method.getName() + "(), other."
                                        + method.getName() + "());");
                            } else {
                                IOUtil.writeLine(writer, iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + method.getName() + "(), other."
                                        + method.getName() + "())");
                            }
                        }
                    }
                }

                for (Map.Entry> entry : fieldTypes.entrySet()) {
                    final String fieldName = entry.getKey();

                    if (i++ == 0) {
                        if (i == fieldTypes.size() && (parentGetterMethods.size() == 0 || parentPropertyModeForHashEquals != ParentPropertyMode.LAST)) {
                            IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + fieldName
                                    + ", other." + fieldName + ");");
                        } else {
                            IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + fieldName
                                    + ", other." + fieldName + ")");
                        }
                    } else {
                        if (((parentPropertyModeForHashEquals != ParentPropertyMode.FIRST && i == fieldTypes.size())
                                || (parentPropertyModeForHashEquals == ParentPropertyMode.FIRST && i == fieldTypes.size() + parentGetterMethods.size()))
                                && (parentGetterMethods.size() == 0 || parentPropertyModeForHashEquals != ParentPropertyMode.LAST)) {
                            IOUtil.writeLine(writer,
                                    iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + fieldName + ", other." + fieldName + ");");
                        } else {
                            IOUtil.writeLine(writer, iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + fieldName + ", other." + fieldName + ")");
                        }
                    }
                }

                if (parentPropertyModeForHashEquals == ParentPropertyMode.LAST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        if (i++ == 0) {
                            if (i == parentGetterMethods.size() + fieldTypes.size()) {
                                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + method.getName()
                                        + "(), other." + method.getName() + "());");
                            } else {
                                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + iden + "return " + utilClassName + ".equals(" + method.getName()
                                        + "(), other." + method.getName() + "())");
                            }
                        } else {
                            if (i == parentGetterMethods.size() + fieldTypes.size()) {
                                IOUtil.writeLine(writer, iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + method.getName() + "(), other."
                                        + method.getName() + "());");
                            } else {
                                IOUtil.writeLine(writer, iden + iden + iden + iden + "&& " + utilClassName + ".equals(" + method.getName() + "(), other."
                                        + method.getName() + "())");
                            }
                        }
                    }
                }

                IOUtil.writeLine(writer, iden + iden + "}");
                IOUtil.writeLine(writer, IOUtil.LINE_SEPARATOR + iden + iden + "return false;");
                IOUtil.writeLine(writer, iden + "}");
            }

            {
                final StringBuilder sb = new StringBuilder();
                IOUtil.writeLine(writer, N.EMPTY_STRING);
                sb.append(iden + "@Override" + IOUtil.LINE_SEPARATOR);
                sb.append(iden + "public String toString() {" + IOUtil.LINE_SEPARATOR);

                int i = 0;

                if (parentPropertyModeForToString == ParentPropertyMode.FIRST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        if (i++ == 0) {
                            sb.append(iden + iden + "return \"{" + ClassUtil.getPropNameByMethod(method) + "=\" + " + utilClassName + ".toString("
                                    + method.getName() + "())");
                        } else {
                            sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \", " + ClassUtil.getPropNameByMethod(method) + "=\" + " + utilClassName
                                    + ".toString(" + method.getName() + "())");
                        }

                        if (i == parentGetterMethods.size() + fieldTypes.size()) {
                            if (i > 1) {
                                sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \"}\";" + IOUtil.LINE_SEPARATOR);
                            } else {
                                sb.append(" + \"}\";" + IOUtil.LINE_SEPARATOR);
                            }
                        }
                    }
                }

                for (Map.Entry> entry : fieldTypes.entrySet()) {
                    final String fieldName = entry.getKey();

                    if (i++ == 0) {
                        sb.append(iden + iden + "return \"{" + fieldName + "=\" + " + utilClassName + ".toString(" + fieldName + ")");
                    } else {
                        sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \", " + fieldName + "=\" + " + utilClassName + ".toString(" + fieldName
                                + ")");
                    }

                    if ((((parentPropertyModeForToString == null || parentPropertyModeForToString == ParentPropertyMode.NONE)
                            || (parentPropertyModeForToString == ParentPropertyMode.LAST && parentGetterMethods.size() == 0)) && i == fieldTypes.size())
                            || (parentPropertyModeForToString == ParentPropertyMode.FIRST && i == parentGetterMethods.size() + fieldTypes.size())) {
                        if (i > 1) {
                            sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \"}\";" + IOUtil.LINE_SEPARATOR);
                        } else {
                            sb.append(" + \"}\";" + IOUtil.LINE_SEPARATOR);
                        }
                    }
                }

                if (parentPropertyModeForToString == ParentPropertyMode.LAST && parentGetterMethods.size() > 0) {
                    for (Method method : parentGetterMethods) {
                        if (i++ == 0) {
                            sb.append(iden + iden + "return \"{" + ClassUtil.getPropNameByMethod(method) + "=\" + " + utilClassName + ".toString("
                                    + method.getName() + "())");
                        } else {
                            sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \", " + ClassUtil.getPropNameByMethod(method) + "=\" + " + utilClassName
                                    + ".toString(" + method.getName() + "())");
                        }

                        if (i == parentGetterMethods.size() + fieldTypes.size()) {
                            if (i > 1) {
                                sb.append(IOUtil.LINE_SEPARATOR + iden + iden + "         + \"}\";" + IOUtil.LINE_SEPARATOR);
                            } else {
                                sb.append(" + \"}\";" + IOUtil.LINE_SEPARATOR);
                            }
                        }
                    }
                }

                sb.append(iden + "}");

                IOUtil.writeLine(writer, sb.toString());
            }
        }
    }

    private static String getParameterTypeName(final String pkgName, Map.Entry entry) {
        String paraTypeName = ClassUtil.getParameterizedTypeNameByMethod(entry.getValue());

        if (N.notNullOrEmpty(pkgName)) {
            String tmp = pkgName + ".";
            int idx = 0;
            char ch = 0;

            while ((idx = paraTypeName.indexOf(tmp, idx)) >= 0) {
                for (int i = idx + tmp.length(), len = paraTypeName.length(); i < len; i++) {
                    ch = paraTypeName.charAt(i);

                    if ((Character.isLetterOrDigit(ch) || ch == '$' || ch == '_') && i != len - 1) {
                        continue;
                    } else if (ch == '.') {
                        idx = i;
                        break;
                    } else {
                        paraTypeName = paraTypeName.replace(paraTypeName.substring(idx, i), paraTypeName.substring(idx + tmp.length(), i));
                        idx += (i - idx - tmp.length());
                        break;
                    }
                }
            }
        }

        return paraTypeName + " " + entry.getKey();
    }

    /**
     * 
     * @param srcDir
     * @param pkgName
     */
    public static void writeUtilClassForHashEqualsToString(final File srcDir, final String pkgName) {
        writeUtilClassForHashEqualsToString(srcDir, pkgName, "_N");
    }

    /**
     * 
     * @param srcDir
     * @param pkgName
     * @param utilClassName
     */
    public static void writeUtilClassForHashEqualsToString(final File srcDir, final String pkgName, final String utilClassName) {
        final String utilClassFilePath = srcDir.getAbsolutePath()
                + (N.isNullOrEmpty(pkgName) ? "" : IOUtil.FILE_SEPARATOR + StringUtil.replaceAll(pkgName, ".", IOUtil.FILE_SEPARATOR)) + IOUtil.FILE_SEPARATOR
                + utilClassName + ".java";
        final File utilClassFile = new File(utilClassFilePath);

        if (utilClassFile.exists() == false && IOUtil.createIfNotExists(utilClassFile) == false) {
            throw new RuntimeException("Failed to create new File by path: " + utilClassFilePath);
        }

        if (N.isNullOrEmpty(pkgName)) {
            IOUtil.write(utilClassFile, _N_STRING.replaceFirst("package com.landawn.abacus.util;", "").replaceAll("_N", utilClassName));
        } else {
            IOUtil.write(utilClassFile, _N_STRING.replaceFirst("com.landawn.abacus.util", pkgName).replaceAll("_N", utilClassName));
        }
    }

    public static void printTransferMethod(final Class sourceClass, final Class targetClass) {
        printTransferMethod(sourceClass, targetClass, null);
    }

    public static void printTransferMethod(final Class sourceClass, final Class targetClass, final Map propNameMapping) {
        final String iden = "    ";
        final String srcClassName = sourceClass.getSimpleName();
        final String targetClassName = targetClass.getSimpleName();

        StringBuilder sb = new StringBuilder();
        sb.append("public static ")
                .append(targetClassName)
                .append(" ")
                .append(ClassUtil.formalizePropName(srcClassName))
                .append("2")
                .append(targetClassName)
                .append(" (")
                .append(srcClassName)
                .append(" source) {")
                .append(IOUtil.LINE_SEPARATOR);
        sb.append(iden).append("final ").append(targetClassName).append(" result = new ").append(targetClassName).append("();").append(IOUtil.LINE_SEPARATOR);

        for (Map.Entry entry : ClassUtil.getPropGetMethodList(sourceClass).entrySet()) {
            final Method getMethod = entry.getValue();
            String propName = entry.getKey();

            if (propNameMapping != null && propNameMapping.containsKey(propName)) {
                propName = propNameMapping.get(propName);
            }

            final Method setMethod = ClassUtil.getPropSetMethod(targetClass, propName);

            if (setMethod == null) {
                sb.append(iden).append("// No set method found for: source.").append(getMethod.getName()).append("()").append(IOUtil.LINE_SEPARATOR);
            } else if (!setMethod.getParameterTypes()[0].isAssignableFrom(getMethod.getReturnType())) {
                sb.append(iden).append("// Incompatible parameter type for: source.").append(getMethod.getName()).append("()").append(IOUtil.LINE_SEPARATOR);
            } else {
                sb.append(iden).append("result.").append(setMethod.getName()).append("(source.").append(getMethod.getName()).append("());").append(
                        IOUtil.LINE_SEPARATOR);
            }
        }

        sb.append(iden).append("return result; ").append(IOUtil.LINE_SEPARATOR);
        sb.append("}").append(IOUtil.LINE_SEPARATOR);

        System.out.println(IOUtil.LINE_SEPARATOR);
        System.out.println(sb.toString());
        System.out.println(IOUtil.LINE_SEPARATOR);
    }

    private static String getSimpleType(Type type, final String pkgName, final Map> importedClasses) {
        final Class typeClass = type.clazz();

        String typeName = null;

        if (type.isGenericType()) {
            typeName = type.name();
        } else {
            Class clazz = type.clazz();
            typeName = Object.class.equals(clazz) && !type.name().equals(ObjectType.OBJECT) ? type.name() : clazz.getCanonicalName();
        }

        if (typeClass.isArray()) {
            String componentClassName = StringUtil.substring(typeName, 0, typeName.indexOf('[')).get();
            if (importedClasses.containsKey(componentClassName)) {
                typeName = typeName.replaceAll(componentClassName.substring(0, componentClassName.lastIndexOf('.') + 1), "");
            }
        } else if (typeName.startsWith("java.lang.") || (importedClasses.containsValue(typeClass) && N.notNullOrEmpty(ClassUtil.getPackageName(typeClass)))) {
            typeName = typeName.replace(ClassUtil.getPackageName(typeClass) + ".", "");
        }

        if (type.isGenericType()) {
            Type[] paramTypes = type.getParameterTypes();

            if (N.notNullOrEmpty(paramTypes)) {
                String tmp = typeName.substring(0, typeName.indexOf('<')) + "<";

                for (int i = 0, len = paramTypes.length; i < len; i++) {
                    if (i > 0) {
                        tmp += ", ";
                    }

                    tmp += getSimpleType(paramTypes[i], pkgName, importedClasses);
                }

                tmp += ">";
                typeName = tmp;

                //                for (Type paraType : parameterTypes) {                    
                //                    try {
                //                        if (isUsualType(paraType.getTypeClass().getCanonicalName())) {
                //                            typeName = typeName.replace(ClassUtil.getPackageName(paraType.getTypeClass()) + ".", "");
                //                        }
                //                    } catch (Exception e) {
                //                        // ignore;
                //                    }
                //                }
            }
        }

        if ((ClassUtil.getPackageName(TypeType.class) + "." + TypeType.TYPE).equals(typeName)) {
            typeName = typeName + "";
        }

        if (N.notNullOrEmpty(pkgName)) {
            if ((typeName.indexOf(pkgName) == 0) && (typeName.lastIndexOf(WD._PERIOD) == pkgName.length())) {
                typeName = typeName.replace(pkgName + WD._PERIOD, "");
            }
        }
        return typeName;
    }

    public enum ParentPropertyMode {
        NONE, FIRST, LAST
    }

    private static final String _N_STRING = "/*\r\n" + " * Licensed to the Apache Software Foundation (ASF) under one or more\r\n"
            + " * contributor license agreements.  See the NOTICE file distributed with\r\n"
            + " * this work for additional information regarding copyright ownership.\r\n"
            + " * The ASF licenses this file to You under the Apache License, Version 2.0\r\n"
            + " * (the \"License\"); you may not use this file except in compliance with\r\n" + " * the License.  You may obtain a copy of the License at\r\n"
            + " *\r\n" + " *      http://www.apache.org/licenses/LICENSE-2.0\r\n" + " *\r\n"
            + " * Unless required by applicable law or agreed to in writing, software\r\n"
            + " * distributed under the License is distributed on an \"AS IS\" BASIS,\r\n"
            + " * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n"
            + " * See the License for the specific language governing permissions and\r\n" + " * limitations under the License.\r\n" + " */\r\n"
            + "package com.landawn.abacus.util;\r\n" + "\r\n" + "import java.util.ArrayList;\r\n" + "import java.util.HashMap;\r\n"
            + "import java.util.HashSet;\r\n" + "import java.util.LinkedHashMap;\r\n" + "import java.util.LinkedHashSet;\r\n"
            + "import java.util.LinkedList;\r\n" + "import java.util.List;\r\n" + "import java.util.Map;\r\n" + "import java.util.Set;\r\n" + "\r\n" + "/**\r\n"
            + " * \r\n" + " * @author Haiyang Li\r\n" + " * \r\n" + " * @since 0.8\r\n" + " */\r\n" + "public final class _N {\r\n" + "\r\n"
            + "    private _N() {\r\n" + "        //singleton\r\n" + "    }\r\n" + "\r\n"
            + "    private static final int MAX_ARRAY_SIZE = Integer.MAX_VALUE - 8;\r\n"
            + "    private static final int MAX_HASH_LENGTH = (int) (MAX_ARRAY_SIZE / 1.25) - 1;\r\n"
            + "    private static final String NULL_STRING = \"null\";\r\n" + "\r\n"
            + "    public static boolean equals(final boolean a, final boolean b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final char a, final char b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final byte a, final byte b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final short a, final short b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final int a, final int b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final long a, final long b) {\r\n" + "        return a == b;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final float a, final float b) {\r\n" + "        return Float.compare(a, b) == 0;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final double a, final double b) {\r\n" + "        return Double.compare(a, b) == 0;\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final String a, final String b) {\r\n"
            + "        return (a == null) ? b == null : (b == null ? false : a.length() == b.length() && a.equals(b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final Object a, final Object b) {\r\n"
            + "        return (a == null) ? b == null : (b == null ? false : a.equals(b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final boolean[] a, final boolean[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final boolean[] a, final int fromIndex, final int toIndex, final boolean[] b) {\r\n"
            + "        if (a == b) {\r\n" + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final char[] a, final char[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final char[] a, final int fromIndex, final int toIndex, final char[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final byte[] a, final byte[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final byte[] a, final int fromIndex, final int toIndex, final byte[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final short[] a, final short[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final short[] a, final int fromIndex, final int toIndex, final short[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final int[] a, final int[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final int[] a, final int fromIndex, final int toIndex, final int[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final long[] a, final long[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final long[] a, final int fromIndex, final int toIndex, final long[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (a[i] != b[i]) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final float[] a, final float[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final float[] a, final int fromIndex, final int toIndex, final float[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (Float.compare(a[i], b[i]) != 0) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final double[] a, final double[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final double[] a, final int fromIndex, final int toIndex, final double[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (Double.compare(a[i], b[i]) != 0) {\r\n" + "                return false;\r\n" + "            }\r\n" + "        }\r\n" + "\r\n"
            + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static boolean equals(final Object[] a, final Object[] b) {\r\n"
            + "        return (a == null || b == null) ? a == b : (a.length == b.length && equals(a, 0, a.length, b));\r\n" + "    }\r\n" + "\r\n"
            + "    public static boolean equals(final Object[] a, final int fromIndex, final int toIndex, final Object[] b) {\r\n" + "        if (a == b) {\r\n"
            + "            return true;\r\n" + "        }\r\n" + "\r\n"
            + "        if ((a == null && b != null) || (a != null && b == null) || a.length < toIndex || b.length < toIndex) {\r\n"
            + "            return false;\r\n" + "        }\r\n" + "\r\n" + "        for (int i = fromIndex; i < toIndex; i++) {\r\n"
            + "            if (!(a[i] == null ? b[i] == null : a[i].equals(b[i]))) {\r\n" + "                return false;\r\n" + "            }\r\n"
            + "        }\r\n" + "\r\n" + "        return true;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final boolean value) {\r\n"
            + "        return value ? 1231 : 1237;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final char value) {\r\n"
            + "        return value;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final byte value) {\r\n" + "        return value;\r\n"
            + "    }\r\n" + "\r\n" + "    public static int hashCode(final short value) {\r\n" + "        return value;\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final int value) {\r\n" + "        return value;\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final long value) {\r\n" + "        return (int) (value ^ (value >>> 32));\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final float value) {\r\n" + "        return Float.floatToIntBits(value);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final double value) {\r\n" + "        long bits = Double.doubleToLongBits(value);\r\n" + "\r\n"
            + "        return (int) (bits ^ (bits >>> 32));\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final Object obj) {\r\n"
            + "        if (obj == null) {\r\n" + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        return obj.hashCode();\r\n" + "    }\r\n"
            + "\r\n" + "    public static int hashCode(final boolean[] a) {\r\n" + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n"
            + "\r\n" + "    public static int hashCode(final boolean[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + (a[i] ? 1231 : 1237);\r\n" + "        }\r\n"
            + "\r\n" + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final char[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final char[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + a[i];\r\n" + "        }\r\n" + "\r\n"
            + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final byte[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final byte[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + a[i];\r\n" + "        }\r\n" + "\r\n"
            + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final short[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final short[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + a[i];\r\n" + "        }\r\n" + "\r\n"
            + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final int[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final int[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + a[i];\r\n" + "        }\r\n" + "\r\n"
            + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final long[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final long[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + (int) (a[i] ^ (a[i] >>> 32));\r\n"
            + "        }\r\n" + "\r\n" + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final float[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final float[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + Float.floatToIntBits(a[i]);\r\n" + "        }\r\n"
            + "\r\n" + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static int hashCode(final double[] a) {\r\n"
            + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static int hashCode(final double[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            long bits = Double.doubleToLongBits(a[i]);\r\n"
            + "            result = 31 * result + (int) (bits ^ (bits >>> 32));\r\n" + "        }\r\n" + "\r\n" + "        return result;\r\n" + "    }\r\n"
            + "\r\n" + "    public static int hashCode(final Object[] a) {\r\n" + "        return a == null ? 0 : hashCode(a, 0, a.length);\r\n" + "    }\r\n"
            + "\r\n" + "    public static int hashCode(final Object[] a, final int fromIndex, final int toIndex) {\r\n" + "        if (a == null) {\r\n"
            + "            return 0;\r\n" + "        }\r\n" + "\r\n" + "        int result = 1;\r\n" + "\r\n"
            + "        for (int i = fromIndex; i < toIndex; i++) {\r\n" + "            result = 31 * result + (a[i] == null ? 0 : a[i].hashCode());\r\n"
            + "        }\r\n" + "\r\n" + "        return result;\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final boolean value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final char value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final byte value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final short value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final int value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final long value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final float value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final double value) {\r\n"
            + "        return String.valueOf(value);\r\n" + "    }\r\n" + "\r\n" + "    public static String toString(final Object obj) {\r\n"
            + "        if (obj == null) {\r\n" + "            return NULL_STRING;\r\n" + "        }\r\n" + "\r\n" + "        return obj.toString();\r\n"
            + "    }\r\n" + "\r\n" + "    public static String toString(final boolean[] a) {\r\n" + "        if (a == null) {\r\n"
            + "            return NULL_STRING;\r\n" + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n"
            + "        }\r\n" + "\r\n" + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final boolean[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final boolean[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final boolean[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final char[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final char[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final char[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final char[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final byte[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final byte[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final byte[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final byte[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final short[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final short[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final short[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final short[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final int[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final int[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final int[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final int[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final long[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final long[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final long[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final long[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final float[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final float[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final float[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final float[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final double[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final double[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final double[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final double[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(a[i]);\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n" + "    }\r\n"
            + "\r\n" + "    public static String toString(final Object[] a) {\r\n" + "        if (a == null) {\r\n" + "            return NULL_STRING;\r\n"
            + "        }\r\n" + "\r\n" + "        if (a.length == 0) {\r\n" + "            return \"[]\";\r\n" + "        }\r\n" + "\r\n"
            + "        return toString(a, 0, a.length);\r\n" + "    }\r\n" + "\r\n"
            + "    public static String toString(final Object[] a, final int from, final int to) {\r\n"
            + "        final StringBuilder sb = new StringBuilder();\r\n" + "\r\n" + "        toString(sb, a, from, to);\r\n" + "\r\n"
            + "        return sb.toString();\r\n" + "    }\r\n" + "\r\n" + "    static void toString(final StringBuilder sb, final Object[] a) {\r\n"
            + "        if (a == null) {\r\n" + "            sb.append(NULL_STRING);\r\n" + "        } else if (a.length == 0) {\r\n"
            + "            sb.append(\"[]\");\r\n" + "        } else {\r\n" + "            toString(sb, a, 0, a.length);\r\n" + "        }\r\n" + "    }\r\n"
            + "\r\n" + "    static void toString(final StringBuilder sb, final Object[] a, final int from, final int to) {\r\n" + "        sb.append('[');\r\n"
            + "\r\n" + "        for (int i = from; i < to; i++) {\r\n" + "            if (i > from) {\r\n" + "                sb.append(\", \");\r\n"
            + "            }\r\n" + "\r\n" + "            sb.append(toString(a[i]));\r\n" + "        }\r\n" + "\r\n" + "        sb.append(']');\r\n"
            + "    }\r\n" + "\r\n" + "    @SafeVarargs\r\n" + "    public static  List asList(final T... a) {\r\n" + "        if (a == null) {\r\n"
            + "            return new ArrayList<>();\r\n" + "        }\r\n" + "\r\n" + "        final List list = new ArrayList(a.length);\r\n" + "\r\n"
            + "        for (T e : a) {\r\n" + "            list.add(e);\r\n" + "        }\r\n" + "\r\n" + "        return list;\r\n" + "    }\r\n" + "\r\n"
            + "    @SafeVarargs\r\n" + "    public static  LinkedList asLinkedList(final T... a) {\r\n" + "        if (a == null) {\r\n"
            + "            return new LinkedList<>();\r\n" + "        }\r\n" + "\r\n" + "        LinkedList list = new LinkedList();\r\n" + "\r\n"
            + "        for (T e : a) {\r\n" + "            list.add(e);\r\n" + "        }\r\n" + "\r\n" + "        return list;\r\n" + "    }\r\n" + "\r\n"
            + "    @SafeVarargs\r\n" + "    public static  Set asSet(final T... a) {\r\n" + "        if (a == null) {\r\n"
            + "            return new HashSet<>();\r\n" + "        }\r\n" + "\r\n"
            + "        final Set set = new HashSet(initHashCapacity(a.length));\r\n" + "\r\n" + "        for (T e : a) {\r\n"
            + "            set.add(e);\r\n" + "        }\r\n" + "\r\n" + "        return set;\r\n" + "    }\r\n" + "\r\n" + "    @SafeVarargs\r\n"
            + "    public static  LinkedHashSet asLinkedHashSet(final T... a) {\r\n" + "        if (a == null) {\r\n"
            + "            return new LinkedHashSet<>();\r\n" + "        }\r\n" + "\r\n"
            + "        final LinkedHashSet set = new LinkedHashSet(initHashCapacity(a.length));\r\n" + "\r\n" + "        for (T e : a) {\r\n"
            + "            set.add(e);\r\n" + "        }\r\n" + "\r\n" + "        return set;\r\n" + "    }\r\n" + "\r\n"
            + "    @SuppressWarnings(\"unchecked\")\r\n" + "    @SafeVarargs\r\n" + "    public static  Map asMap(final Object... a) {\r\n"
            + "        if (a == null) {\r\n" + "            return new HashMap<>();\r\n" + "        }\r\n" + "\r\n"
            + "        final Map m = new HashMap(initHashCapacity(a.length / 2));\r\n" + "\r\n" + "        for (int i = 0; i < a.length; i++) {\r\n"
            + "            m.put((K) a[i], (V) a[++i]);\r\n" + "        }\r\n" + "\r\n" + "        return m;\r\n" + "    }\r\n" + "\r\n"
            + "    @SuppressWarnings(\"unchecked\")\r\n" + "    @SafeVarargs\r\n"
            + "    public static  LinkedHashMap asLinkedHashMap(final Object... a) {\r\n" + "        if (a == null) {\r\n"
            + "            return new LinkedHashMap<>();\r\n" + "        }\r\n" + "\r\n"
            + "        final LinkedHashMap m = new LinkedHashMap(initHashCapacity(a.length / 2));\r\n" + "\r\n"
            + "        for (int i = 0; i < a.length; i++) {\r\n" + "            m.put((K) a[i], (V) a[++i]);\r\n" + "        }\r\n" + "\r\n"
            + "        return m;\r\n" + "    }\r\n" + "\r\n" + "    private static int initHashCapacity(final int size) {\r\n"
            + "        return size < MAX_HASH_LENGTH ? (int) (size * 1.25) + 1 : MAX_ARRAY_SIZE;\r\n" + "    }\r\n" + "}";
}
    

    

    

            

    

            



    
    






    
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