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org.hpccsystems.ws.client.utils.Axis2ADBStubWrapperMaker Maven / Gradle / Ivy
package org.hpccsystems.ws.client.utils;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.sql.Timestamp;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
/**
*
*/
public class Axis2ADBStubWrapperMaker
{
private static String elementcommentstart = "/**\n"
+ " * Generated Axis2 ADB stub class wrapper\n"
+ " * Class name: %s\n"
+ " * Wraps class: %s\n"
+ " * Output package : %s\n"
+ " * TimeStamp: %s\n"
+ " */\n";
private String crheader = "\n/*******************************************************************************\n"
+ " * HPCC SYSTEMS software Copyright (C) 2019 HPCC Systems.\n"
+ " *\n"
+ " * Licensed under the Apache License, Version 2.0 (the \"License\");\n"
+ " * you may not use this file except in compliance with the License.\n"
+ " * You may obtain a copy of the License at\n"
+ " *\n"
+ " * http://www.apache.org/licenses/LICENSE-2.0\n"
+ " *\n"
+ " * Unless required by applicable law or agreed to in writing, software\n"
+ " * distributed under the License is distributed on an \"AS IS\" BASIS,\n"
+ " * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n"
+ " * See the License for the specific language governing permissions and\n"
+ " * limitations under the License.\n"
+ " *******************************************************************************/\n";
private String targetPackage = null;
private String targetWsService = null;
//private String targetWsServiceVer = null;
private String generatedPackageToWrap = null;
List imports = null;
List fields = null;
private String outputDir;
class SimpleField
{
String type;
String packagename;
String name;
boolean isContainer = false;
boolean isWrapped = false;
boolean isESPStringArray = false;
public SimpleField (String name)
{
this.packagename = null;
this.type = null;
this.name = name;
}
public SimpleField (String packagename, String type, String name, boolean iswrapped)
{
this.packagename = packagename;
this.type = type;
this.name = name;
}
/**
* @return the isESPStringArray
*/
public boolean isESPStringArray()
{
return isESPStringArray;
}
/**
* @param isESPStringArray the isESPStringArray to set
*/
public void setESPStringArray(boolean isESPStringArray)
{
this.isESPStringArray = isESPStringArray;
}
/**
* @return the isContainer
*/
public boolean isContainer()
{
return isContainer;
}
/**
* @param isContainer the isContainer to set
*/
public void setContainer(boolean isContainer)
{
this.isContainer = isContainer;
}
/**
* @return the isWrapped
*/
public boolean isWrapped()
{
return isWrapped;
}
/**
* @param isWrapped the isWrapped to set
*/
public void setWrapped(boolean isWrapped)
{
this.isWrapped = isWrapped;
}
/**
* @return the type
*/
public String getBaseType()
{
return type;
}
public String getActualType()
{
String actualtype = type;
if (isWrapped)
actualtype += "Wrapper";
if (isContainer)
actualtype = "List<" + actualtype + ">";
return actualtype;
}
/**
* @param type the type to set
*/
public void setType(String type)
{
this.type = type;
}
/**
* @return the packagename
*/
public String getPackagename()
{
return packagename;
}
/**
* @param packagename the packagename to set
*/
public void setPackagename(String packagename)
{
this.packagename = packagename;
}
/**
* @return the name
*/
public String getName()
{
return name;
}
/**
* @return the name
*/
public String getSafeName()
{
return "local_" + name;
}
/**
* @param name the name to set
*/
public void setName(String name)
{
this.name = name;
}
public String getActualDeclaration()
{
return "protected " + getActualType() + " " + getSafeName() + (isContainer ? " = new Array" + getActualType() + "()" : "") + ";\n";
}
}
public Axis2ADBStubWrapperMaker(String outputdir, String generatedPackageToWrap, String targetPackage, String targetWsServiceName)
{
this.generatedPackageToWrap = generatedPackageToWrap;
this.targetPackage = targetPackage + (targetWsServiceName == null || targetWsServiceName.isEmpty() ? "" : "." + targetWsServiceName.toLowerCase());
this.targetWsService = targetWsServiceName;
//this.targetWsServiceVer = targetWsServiceVerName;
this.outputDir = outputdir;
}
public void wrapClass(Class cls)
{
imports = new ArrayList();
fields = new ArrayList();
String packagedeclaration = "package " + this.targetPackage + ";\n\n";
String wrappedclassname = cls.getSimpleName()+"Wrapper";
System.out.println(cls.getName() + " to be wrapped as: " + this.targetPackage + "." + targetWsService + "." + wrappedclassname);
String fullpath = outputDir + File.separator + this.targetPackage.replace(".", "\\");// + File.separator + wrappedclassname + ".java";
File file = new File(fullpath);
if (!file.exists())
{
if (!file.mkdirs())
{
System.out.println("Failed to create directory: " + fullpath);
System.exit(-1);
}
}
fullpath = fullpath + File.separator + wrappedclassname + ".java";
System.out.println("Attempting to create file: " + fullpath);
file = new File(fullpath);
try
{
if (!file.createNewFile())
{
System.out.println("Warning: Target file already exists: " + fullpath);
}
}
catch (IOException e1)
{
System.out.println("Warning: Could not create file: " + fullpath);
System.out.println(e1.getLocalizedMessage());
e1.printStackTrace();
System.exit(-1);
}
FileWriter writer = null;
try
{
writer = new FileWriter(file);
}
catch (IOException e)
{
System.out.println("Warning: Could not filewriter for : " + fullpath);
System.out.println(e.getLocalizedMessage());
e.printStackTrace();
System.exit(-1);
}
Field[] fields = cls.getDeclaredFields();
for (Field field : fields)
{
processField(field);
}
String importdeclarations = generateImports();
String fielddeclarations = generateFieldDeclarations();
String constructors = generateConstructors(cls);
String gettersettermethods = createGetterAndSetter();
Timestamp timestamp = new Timestamp(System.currentTimeMillis());
Instant now = timestamp.toInstant();
String classcomment = String.format(elementcommentstart, wrappedclassname, cls.getName(), targetPackage, now );
String classcontent = packagedeclaration + "\n" + crheader + importdeclarations + classcomment + "public class " + wrappedclassname + "\n{\n" + fielddeclarations + "\n" + constructors + "\n" + gettersettermethods +"\n}";
try
{
writer.write(classcontent);
}
catch (IOException e)
{
System.out.println("Warning: Could not write to file: " + fullpath);
System.out.println(e.getLocalizedMessage());
e.printStackTrace();
System.exit(-1);
}
try
{
writer.close();
}
catch (IOException e)
{
System.out.println("Warning: Could not close filewritter: " + fullpath);
e.printStackTrace();
}
}
private String generateImports()
{
String importslist = "";
for (String importname : imports)
{
importslist += "import " + importname + ";\n";
}
return importslist + "\n";
}
private String generateConstructors(Class baseclass)
{
String wrappedname = baseclass.getSimpleName() + "Wrapper";
String constructors = "\tpublic " + wrappedname + "() {}\n\n";
String rawmethobody = "";
if (fields.size() > 0)
{
constructors += "\tpublic " + wrappedname + "( " + baseclass.getTypeName() + " " + baseclass.getSimpleName().toLowerCase() + ")\n\t{\n\t\tcopy( " + baseclass.getSimpleName().toLowerCase() +" );\n\t}\n";
String copymethobody = "";
String fullctrbody = "";
String paramlist = "";
String tostringstr = "\n\t@Override\n\tpublic String toString()\n\t{\n\t\treturn \"" + wrappedname + " [\" + ";
constructors += "\tpublic " + wrappedname + "( ";
for (Iterator iterator = fields.iterator(); iterator.hasNext();)
{
SimpleField simpleField = (SimpleField) iterator.next();
String simplename = simpleField.getName();
String capitalized = Character.toUpperCase(simplename.charAt(0)) + simplename.substring(1);
paramlist += simpleField.getActualType() + " _" + simplename;
if (iterator.hasNext())
paramlist += ", ";
tostringstr += "\"" + simplename + " = \" + " + simpleField.getSafeName();
if (iterator.hasNext())
tostringstr += " + \", \" + ";
fullctrbody += "\t\tthis." + simpleField.getSafeName() + " = _" + simplename + ";\n";
if (simpleField.isContainer)
{
copymethobody += "\t\tif (raw.get" + capitalized + "() != null)\n\t\t{\n";
copymethobody += "\t\t\tthis." + simpleField.getSafeName() + " = new Array" + simpleField.getActualType() + "();\n";
if (simpleField.isESPStringArray())
copymethobody += "\t\t\tfor ( int i = 0; i < raw.get" + capitalized + "().getItem().length; i++)\n"; //converted espstringarray to list
else
copymethobody += "\t\t\tfor ( int i = 0; i < raw.get" + capitalized + "().length; i++)\n";
copymethobody += "\t\t\t{\n\t\t\t\tthis." + simpleField.getSafeName() + ".add(new " + simpleField.getBaseType();
if (simpleField.isWrapped())
copymethobody += "Wrapper";
if (simpleField.isESPStringArray())
copymethobody += "(raw.get" + capitalized + "().getItem()[i]));\n\t\t\t}\n\t\t}"; //converted espstringarray to list
else
copymethobody += "(raw.get" + capitalized + "()[i]));\n\t\t\t}\n\t\t}";
rawmethobody += "\t\tif (this." + simpleField.getSafeName() + "!= null)\n\t\t{\n";
if (simpleField.isWrapped())
rawmethobody += "\t\t\t" + baseclass.getPackage().getName() + "." + simpleField.getBaseType() + "[] arr = new " + baseclass.getPackage().getName() + "." + simpleField.getBaseType() + "[this." + simpleField.getSafeName() + ".size()];\n";
else if (simpleField.isESPStringArray())
rawmethobody += "\t\t\t" + "EspStringArray arr = new EspStringArray();\n";
else
rawmethobody += "\t\t\t" + simpleField.getPackagename() + "." + simpleField.getBaseType() + "[] arr = new " + simpleField.getPackagename() + "." + simpleField.getBaseType() + "[this." + simpleField.getSafeName() + ".size()];\n";
rawmethobody += "\t\t\tfor ( int i = 0; i < this." + simpleField.getSafeName() + ".size(); i++)\n";
//esparray.addItem(this.local_wuids.get(i));
//if (simpleField.getActualType().equals("List")) //is it safe to assume List : EspStringArray
if (simpleField.isESPStringArray())
rawmethobody += "\t\t\t{\n\t\t\t\tarr.addItem(this." + simpleField.getSafeName() + ".get(i));\n\t\t\t}";
else
rawmethobody += "\t\t\t{\n\t\t\t\tarr[i] = this." + simpleField.getSafeName() + ".get(i) " + (simpleField.isWrapped() ? ".getRaw()" : "") + ";\n\t\t\t}";
rawmethobody += "\n\t\t\traw.set" + capitalized + "(arr);\n\t\t}\n";
}
else if (simpleField.isWrapped)
copymethobody += "\t\tthis." + simpleField.getSafeName() + " = new " + simpleField.getActualType() + "( raw.get" + capitalized + "());\n";
else
{
boolean foundget = false;
boolean foundset = false;
Method[] methods = baseclass.getMethods();
for (Method method : methods)
{
if (method.getName().equals("get" + capitalized))
foundget = true;
if (method.getName().equals("set" + capitalized))
foundset = true;
}
if (foundget)
copymethobody += "\t\tthis." + simpleField.getSafeName() + " = raw.get" + capitalized + "();\n";
else
copymethobody += "//Warning raw class does not provide expected method: get" + capitalized + "();\n";
if (foundset)
rawmethobody += "\t\traw.set" + capitalized + "( " + simpleField.getSafeName() + ");\n";
else
rawmethobody += "//Warning raw class doe not provide expected method: set" + capitalized + "(" + simpleField.getName() + ");\n";
}
}
constructors += paramlist + " )\n\t{\n" + fullctrbody + "\n\t}\n\n";
constructors += "\tprivate void copy( " + baseclass.getTypeName() + " raw )\n\t{\n";
constructors += "\t\tif (raw == null)\n\t\t\treturn;\n\n";
constructors += copymethobody + "\n\t}\n";
constructors += tostringstr + " + \"]\";\n\t}\n";
}
boolean empyconstructorfound = false;
Constructor[] constructors2 = baseclass.getConstructors();
for (Constructor constructor : constructors2)
{
if (constructor.getParameterCount()==0)
{
empyconstructorfound = true;
break;
}
}
constructors += "\tpublic " + baseclass.getTypeName() + " getRaw()\n\t{\n\t\t" + baseclass.getTypeName() + " raw = ";
if (empyconstructorfound)
constructors += "new " + baseclass.getTypeName() + "();\n";
else
constructors += "null;\n //WARNING base class does not provide expected default constructor";
constructors += rawmethobody + "\t\treturn raw;\n\t}\n";
return constructors;
}
private String generateFieldDeclarations()
{
String fielddeclarations = "";
for (Iterator iterator = fields.iterator(); iterator.hasNext();)
{
SimpleField simpleField = (SimpleField) iterator.next();
fielddeclarations += simpleField.getActualDeclaration();
}
return fielddeclarations;
}
public void processField(Field field)
{
String fieldname = field.getName();
if (!java.lang.reflect.Modifier.isStatic(field.getModifiers()) &&
!java.lang.reflect.Modifier.isAbstract(field.getModifiers()) &&
!java.lang.reflect.Modifier.isFinal(field.getModifiers()) &&
!fieldname.equals("MY_QNAME") &&
!fieldname.equalsIgnoreCase("serialVersionUID"))
{
if (fieldname.startsWith("local"))
{
if (fieldname.endsWith("Tracker"))
return; // ignore localTracker created by Axis2 ADB
fieldname = fieldname.substring(5); //Axis2 ADB prefixes fields w/ "local"
fieldname = Character.toLowerCase(fieldname.charAt(0)) + fieldname.substring(1);
}
SimpleField sfield = new SimpleField(fieldname);
typeDeclaration(field.getType(), sfield);
fields.add(sfield);
Class type = field.getType();
if (!type.isPrimitive())
{
Package package1 = type.getPackage();
if (package1 != null)
{
String fieldpackagename = type.getPackage().getName();
if (type.getSimpleName().equals("EspStringArray")) //converted to List
{
sfield.setESPStringArray(true);
sfield.setWrapped(false);
}
else if (generatedPackageToWrap.equals(fieldpackagename))
{
sfield.setWrapped(true);
fieldpackagename = targetPackage;
}
else if (!fieldpackagename.startsWith("java.lang"))
{
if (!imports.contains(fieldpackagename + "." + type.getSimpleName()))
imports.add(fieldpackagename + "." + type.getSimpleName());
}
}
}
}
}
private String createGetterAndSetter()
{
String settergetter = "";
if (fields.size() > 0)
{
for (Iterator iterator = fields.iterator(); iterator.hasNext();)
{
SimpleField simpleField = (SimpleField) iterator.next();
String simplename = simpleField.getName();
String capitalized = Character.toUpperCase(simplename.charAt(0)) + simplename.substring(1);
settergetter += "\n\tpublic void set" + capitalized + "( " + simpleField.getActualType() + " _" + simplename + " )\n\t{\n\t\tthis." + simpleField.getSafeName() + " = _" + simplename + ";\n\t}";
settergetter += "\n\tpublic " + simpleField.getActualType() + " get" + capitalized + "( )\n\t{\n\t\treturn this." + simpleField.getSafeName() + ";\n\t}";
}
}
return settergetter;
}
private void typeDeclaration(Class type, SimpleField sfield)
{
String fieldpackagename = null;
if (!type.isPrimitive())
{
Package package1 = type.getPackage();
if (package1 != null)
{
fieldpackagename = type.getPackage().getName();
if (type.getSimpleName().equals("EspStringArray"))
{
sfield.setESPStringArray(true);
sfield.setWrapped(false);
}
else if (generatedPackageToWrap.equals(fieldpackagename))
{
fieldpackagename = targetPackage;
sfield.setWrapped(true);
}
else if (!fieldpackagename.startsWith("java.lang"))
{
if (!imports.contains(fieldpackagename + "." + type.getSimpleName()))
imports.add(fieldpackagename + "." + type.getSimpleName());
}
}
}
sfield.setPackagename(fieldpackagename);
boolean isarr = type.isArray();
if (isarr || type.getSimpleName().equals("EspStringArray"))
{
sfield.setContainer(true);
if (!imports.contains("java.util.List"))
imports.add("java.util.List");
if (!imports.contains("java.util.ArrayList"))
imports.add("java.util.ArrayList");
if (type.getSimpleName().equals("EspStringArray"))
{
typeDeclaration(String.class, sfield);
if (!imports.contains(fieldpackagename + "." + type.getSimpleName()))
imports.add(fieldpackagename + "." + type.getSimpleName());
}
else
typeDeclaration(type.getComponentType(), sfield);
}
else
{
sfield.setType(type.getSimpleName());
}
}
public static final List> getClassesInPackage(String packageName)
{
String path = packageName.replace(".", "\\");
List> classes = new ArrayList<>();
String[] classPathEntries = System.getProperty("java.class.path").split(System.getProperty("path.separator"));
String name;
for (String classpathEntry : classPathEntries)
{
if (!classpathEntry.endsWith(".jar"))
{
try
{
File base = new File(classpathEntry + File.separatorChar + path);
for (File file : base.listFiles())
{
name = file.getName();
if (name.endsWith(".class"))
{
name = name.substring(0, name.length() - 6);
classes.add(Class.forName(packageName + "." + name));
}
}
}
catch (Exception ex) { }
}
}
return classes;
}
public static boolean isMethodOverrriden(Method myMethod)
{
Class declaringClass = myMethod.getDeclaringClass();
if (declaringClass.equals(Object.class))
{
return false;
}
try
{
declaringClass.getSuperclass().getMethod(myMethod.getName(), myMethod.getParameterTypes());
return true;
}
catch (NoSuchMethodException e)
{
return false;
}
}
private static void printUsage()
{
String usage = "Generates wrapper classes based off Axis2 ADB generated stub\n"
+ "\n"
+ "Usage: WrapperMaker parameterstargetpackage= outputdir= outputpackage= servicename=\n"
+ "\n"
+ "\nParameters:"
+ "\ntargetpackage - The Axis2 ADB stub package to wrap"
+ "\nservicename - The name of the WebService associated with the Axis Stub package"
+ "\noutputdir - The directory on which the wrapped classes will be written"
+ "\noutputpackage - The base package name on which the wrapped classes exist - it is postfixed with the service name"
+ "\n"
+ "\nExample: WrapperMaker parameterstargetpackage=org.hpccsystems.ws.client.gen.axis2.wsfileio.v1_00 \\"
+ "\n outputdir=C:\\project\\src\\main\\java outputpackage=org.hpccsystems.ws.client.wrappers servicename=";
System.out.println(usage);
System.exit(0);
}
public static void main(String args[]) throws Exception
{
Properties argsprops = new Properties();
for (String arg: args)
{
String[] split = arg.split("=");
if (split.length == 2)
{
/*if (split[0].trim().equals("wrappers.conf"))
{
File file = new File(split[0].trim());
if (file.exists())
{
FileInputStream fileInput = new FileInputStream(file);
argsprops.load(fileInput);
fileInput.close();
}
else
{
System.out.println("Wrappers configuration does not exist: " + file.getName());
}
}
else
*/
argsprops.setProperty(split[0].trim(), split[1].trim());
}
else
System.out.println("Ignored input param: " + arg);
}
//if (argsprops.size() < 4)
// printUsage();
//String targetPackage = "org.hpccsystems.ws.client.wrappers";
String targetPackage = argsprops.getProperty("outputpackage");
if (targetPackage == null || targetPackage.isEmpty())
{
System.out.println("Error: Missing parameter: 'outputpackage'\n\n");
printUsage();
}
//String targetWsServiceName = "WsFileIO";
String targetWsServiceName = argsprops.getProperty("servicename");
if (targetWsServiceName == null || targetWsServiceName.isEmpty())
{
System.out.println("Error: Missing parameter: 'servicename'\n\n");
printUsage();
}
//String generatedPackageToWrap = "org.hpccsystems.ws.client.gen.axis2.wsfileio.v1_00";
String generatedPackageToWrap = argsprops.getProperty("targetpackage");
if (generatedPackageToWrap == null || generatedPackageToWrap.isEmpty())
{
System.out.println("Error: Missing parameter: 'targetpackage'\n\n");
printUsage();
}
//String outputdir = "C:\\assignments\\GIT\\hpcc-japis\\wsclient\\src\\main\\java";
String outputdir = argsprops.getProperty("outputdir");
if (outputdir == null || outputdir.isEmpty())
{
System.out.println("Error: Missing parameter: 'outputdir'\n\n");
printUsage();
}
Axis2ADBStubWrapperMaker wrapperMaker = new Axis2ADBStubWrapperMaker(outputdir, generatedPackageToWrap, targetPackage, targetWsServiceName);
List> classesInPackage = getClassesInPackage(generatedPackageToWrap);
for (Class cls : classesInPackage)
{
if (cls.getDeclaringClass() != null) //ignore inner classes
{
continue;
}
if (cls.getSimpleName().equalsIgnoreCase(targetWsServiceName + "Stub"))
{
continue;
}
if (cls.getSimpleName().equalsIgnoreCase(targetWsServiceName))
{
continue;
}
if (cls.getSimpleName().equalsIgnoreCase("String"))
{
continue;
}
if (cls.getSimpleName().equalsIgnoreCase("ExtensionMapper"))
{
continue;
}
if (cls.getSimpleName().equalsIgnoreCase("EspStringArray"))
{
continue;
}
wrapperMaker.wrapClass(cls);
}
System.out.println("Finsished wrapping stub classes from package: " + generatedPackageToWrap + "!\n");
System.out.println("Confirm contents of: " + outputdir + File.separator + targetPackage);
}
}
