org.apache.commons.compress.harmony.pack200.CpBands Maven / Gradle / Ivy
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Apache Commons Compress software defines an API for working with
compression and archive formats. These include: bzip2, gzip, pack200,
lzma, xz, Snappy, traditional Unix Compress, DEFLATE, DEFLATE64, LZ4,
Brotli, Zstandard and ar, cpio, jar, tar, zip, dump, 7z, arj.
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to You 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 org.apache.commons.compress.harmony.pack200;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import org.objectweb.asm.Type;
/**
* Pack200 Constant Pool Bands
*/
public class CpBands extends BandSet {
// Don't need to include default attribute names in the constant pool bands
private final Set defaultAttributeNames = new HashSet();
private final Set cp_Utf8 = new TreeSet();
private final Set cp_Int = new TreeSet();
private final Set cp_Float = new TreeSet();
private final Set cp_Long = new TreeSet();
private final Set cp_Double = new TreeSet();
private final Set cp_String = new TreeSet();
private final Set cp_Class = new TreeSet();
private final Set cp_Signature = new TreeSet();
private final Set cp_Descr = new TreeSet();
private final Set cp_Field = new TreeSet();
private final Set cp_Method = new TreeSet();
private final Set cp_Imethod = new TreeSet();
private final Map stringsToCpUtf8 = new HashMap();
private final Map stringsToCpNameAndType = new HashMap();
private final Map stringsToCpClass = new HashMap();
private final Map stringsToCpSignature = new HashMap();
private final Map stringsToCpMethod = new HashMap();
private final Map stringsToCpField = new HashMap();
private final Map stringsToCpIMethod = new HashMap();
private final Map objectsToCPConstant = new HashMap();
private final Segment segment;
public CpBands(final Segment segment, final int effort) {
super(effort, segment.getSegmentHeader());
this.segment = segment;
defaultAttributeNames.add("AnnotationDefault");
defaultAttributeNames.add("RuntimeVisibleAnnotations");
defaultAttributeNames.add("RuntimeInvisibleAnnotations");
defaultAttributeNames.add("RuntimeVisibleParameterAnnotations");
defaultAttributeNames.add("RuntimeInvisibleParameterAnnotations");
defaultAttributeNames.add("Code");
defaultAttributeNames.add("LineNumberTable");
defaultAttributeNames.add("LocalVariableTable");
defaultAttributeNames.add("LocalVariableTypeTable");
defaultAttributeNames.add("ConstantValue");
defaultAttributeNames.add("Deprecated");
defaultAttributeNames.add("EnclosingMethod");
defaultAttributeNames.add("Exceptions");
defaultAttributeNames.add("InnerClasses");
defaultAttributeNames.add("Signature");
defaultAttributeNames.add("SourceFile");
}
@Override
public void pack(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing constant pool bands...");
writeCpUtf8(out);
writeCpInt(out);
writeCpFloat(out);
writeCpLong(out);
writeCpDouble(out);
writeCpString(out);
writeCpClass(out);
writeCpSignature(out);
writeCpDescr(out);
writeCpMethodOrField(cp_Field, out, "cp_Field");
writeCpMethodOrField(cp_Method, out, "cp_Method");
writeCpMethodOrField(cp_Imethod, out, "cp_Imethod");
}
private void writeCpUtf8(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Utf8.size() + " UTF8 entries...");
final int[] cpUtf8Prefix = new int[cp_Utf8.size() - 2];
final int[] cpUtf8Suffix = new int[cp_Utf8.size() - 1];
final List chars = new ArrayList();
final List bigSuffix = new ArrayList();
final List bigChars = new ArrayList();
final Object[] cpUtf8Array = cp_Utf8.toArray();
final String first = ((CPUTF8) cpUtf8Array[1]).getUnderlyingString();
cpUtf8Suffix[0] = first.length();
addCharacters(chars, first.toCharArray());
for (int i = 2; i < cpUtf8Array.length; i++) {
final char[] previous = ((CPUTF8) cpUtf8Array[i - 1]).getUnderlyingString().toCharArray();
String currentStr = ((CPUTF8) cpUtf8Array[i]).getUnderlyingString();
final char[] current = currentStr.toCharArray();
int prefix = 0;
for (int j = 0; j < previous.length; j++) {
if (previous[j] != current[j]) {
break;
}
prefix++;
}
cpUtf8Prefix[i - 2] = prefix;
currentStr = currentStr.substring(prefix);
final char[] suffix = currentStr.toCharArray();
if (suffix.length > 1000) { // big suffix (1000 is arbitrary - can we
// do better?)
cpUtf8Suffix[i - 1] = 0;
bigSuffix.add(Integer.valueOf(suffix.length));
addCharacters(bigChars, suffix);
} else {
cpUtf8Suffix[i - 1] = suffix.length;
addCharacters(chars, suffix);
}
}
final int[] cpUtf8Chars = new int[chars.size()];
final int[] cpUtf8BigSuffix = new int[bigSuffix.size()];
final int[][] cpUtf8BigChars = new int[bigSuffix.size()][];
for (int i = 0; i < cpUtf8Chars.length; i++) {
cpUtf8Chars[i] = ((Character) chars.get(i)).charValue();
}
for (int i = 0; i < cpUtf8BigSuffix.length; i++) {
final int numBigChars = ((Integer) bigSuffix.get(i)).intValue();
cpUtf8BigSuffix[i] = numBigChars;
cpUtf8BigChars[i] = new int[numBigChars];
for (int j = 0; j < numBigChars; j++) {
cpUtf8BigChars[i][j] = ((Character) bigChars.remove(0)).charValue();
}
}
byte[] encodedBand = encodeBandInt("cpUtf8Prefix", cpUtf8Prefix, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpUtf8Prefix[" + cpUtf8Prefix.length + "]");
encodedBand = encodeBandInt("cpUtf8Suffix", cpUtf8Suffix, Codec.UNSIGNED5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpUtf8Suffix[" + cpUtf8Suffix.length + "]");
encodedBand = encodeBandInt("cpUtf8Chars", cpUtf8Chars, Codec.CHAR3);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpUtf8Chars[" + cpUtf8Chars.length + "]");
encodedBand = encodeBandInt("cpUtf8BigSuffix", cpUtf8BigSuffix, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpUtf8BigSuffix[" + cpUtf8BigSuffix.length + "]");
for (int i = 0; i < cpUtf8BigChars.length; i++) {
encodedBand = encodeBandInt("cpUtf8BigChars " + i, cpUtf8BigChars[i], Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpUtf8BigChars" + i + "["
+ cpUtf8BigChars[i].length + "]");
}
}
private void addCharacters(final List chars, final char[] charArray) {
for (int i = 0; i < charArray.length; i++) {
chars.add(Character.valueOf(charArray[i]));
}
}
private void writeCpInt(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Int.size() + " Integer entries...");
final int[] cpInt = new int[cp_Int.size()];
int i = 0;
for (final Iterator iterator = cp_Int.iterator(); iterator.hasNext();) {
final CPInt integer = (CPInt) iterator.next();
cpInt[i] = integer.getInt();
i++;
}
final byte[] encodedBand = encodeBandInt("cp_Int", cpInt, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Int[" + cpInt.length + "]");
}
private void writeCpFloat(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Float.size() + " Float entries...");
final int[] cpFloat = new int[cp_Float.size()];
int i = 0;
for (final Iterator iterator = cp_Float.iterator(); iterator.hasNext();) {
final CPFloat fl = (CPFloat) iterator.next();
cpFloat[i] = Float.floatToIntBits(fl.getFloat());
i++;
}
final byte[] encodedBand = encodeBandInt("cp_Float", cpFloat, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Float[" + cpFloat.length + "]");
}
private void writeCpLong(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Long.size() + " Long entries...");
final int[] highBits = new int[cp_Long.size()];
final int[] loBits = new int[cp_Long.size()];
int i = 0;
for (final Iterator iterator = cp_Long.iterator(); iterator.hasNext();) {
final CPLong lng = (CPLong) iterator.next();
final long l = lng.getLong();
highBits[i] = (int) (l >> 32);
loBits[i] = (int) l;
i++;
}
byte[] encodedBand = encodeBandInt("cp_Long_hi", highBits, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Long_hi[" + highBits.length + "]");
encodedBand = encodeBandInt("cp_Long_lo", loBits, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Long_lo[" + loBits.length + "]");
}
private void writeCpDouble(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Double.size() + " Double entries...");
final int[] highBits = new int[cp_Double.size()];
final int[] loBits = new int[cp_Double.size()];
int i = 0;
for (final Iterator iterator = cp_Double.iterator(); iterator.hasNext();) {
final CPDouble dbl = (CPDouble) iterator.next();
final long l = Double.doubleToLongBits(dbl.getDouble());
highBits[i] = (int) (l >> 32);
loBits[i] = (int) l;
i++;
}
byte[] encodedBand = encodeBandInt("cp_Double_hi", highBits, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Double_hi[" + highBits.length + "]");
encodedBand = encodeBandInt("cp_Double_lo", loBits, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Double_lo[" + loBits.length + "]");
}
private void writeCpString(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_String.size() + " String entries...");
final int[] cpString = new int[cp_String.size()];
int i = 0;
for (final Iterator iterator = cp_String.iterator(); iterator.hasNext();) {
final CPString cpStr = (CPString) iterator.next();
cpString[i] = cpStr.getIndexInCpUtf8();
i++;
}
final byte[] encodedBand = encodeBandInt("cpString", cpString, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpString[" + cpString.length + "]");
}
private void writeCpClass(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Class.size() + " Class entries...");
final int[] cpClass = new int[cp_Class.size()];
int i = 0;
for (final Iterator iterator = cp_Class.iterator(); iterator.hasNext();) {
final CPClass cpCl = (CPClass) iterator.next();
cpClass[i] = cpCl.getIndexInCpUtf8();
i++;
}
final byte[] encodedBand = encodeBandInt("cpClass", cpClass, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpClass[" + cpClass.length + "]");
}
private void writeCpSignature(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Signature.size() + " Signature entries...");
final int[] cpSignatureForm = new int[cp_Signature.size()];
final List classes = new ArrayList();
int i = 0;
for (final Iterator iterator = cp_Signature.iterator(); iterator.hasNext();) {
final CPSignature cpS = (CPSignature) iterator.next();
classes.addAll(cpS.getClasses());
cpSignatureForm[i] = cpS.getIndexInCpUtf8();
i++;
}
final int[] cpSignatureClasses = new int[classes.size()];
for (int j = 0; j < cpSignatureClasses.length; j++) {
cpSignatureClasses[j] = ((CPClass) classes.get(j)).getIndex();
}
byte[] encodedBand = encodeBandInt("cpSignatureForm", cpSignatureForm, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cpSignatureForm[" + cpSignatureForm.length + "]");
encodedBand = encodeBandInt("cpSignatureClasses", cpSignatureClasses, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils
.log("Wrote " + encodedBand.length + " bytes from cpSignatureClasses[" + cpSignatureClasses.length + "]");
}
private void writeCpDescr(final OutputStream out) throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp_Descr.size() + " Descriptor entries...");
final int[] cpDescrName = new int[cp_Descr.size()];
final int[] cpDescrType = new int[cp_Descr.size()];
int i = 0;
for (final Iterator iterator = cp_Descr.iterator(); iterator.hasNext();) {
final CPNameAndType nameAndType = (CPNameAndType) iterator.next();
cpDescrName[i] = nameAndType.getNameIndex();
cpDescrType[i] = nameAndType.getTypeIndex();
i++;
}
byte[] encodedBand = encodeBandInt("cp_Descr_Name", cpDescrName, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Descr_Name[" + cpDescrName.length + "]");
encodedBand = encodeBandInt("cp_Descr_Type", cpDescrType, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils.log("Wrote " + encodedBand.length + " bytes from cp_Descr_Type[" + cpDescrType.length + "]");
}
private void writeCpMethodOrField(final Set cp, final OutputStream out, final String name)
throws IOException, Pack200Exception {
PackingUtils.log("Writing " + cp.size() + " Method and Field entries...");
final int[] cp_methodOrField_class = new int[cp.size()];
final int[] cp_methodOrField_desc = new int[cp.size()];
int i = 0;
for (final Iterator iterator = cp.iterator(); iterator.hasNext();) {
final CPMethodOrField mOrF = (CPMethodOrField) iterator.next();
cp_methodOrField_class[i] = mOrF.getClassIndex();
cp_methodOrField_desc[i] = mOrF.getDescIndex();
i++;
}
byte[] encodedBand = encodeBandInt(name + "_class", cp_methodOrField_class, Codec.DELTA5);
out.write(encodedBand);
PackingUtils.log(
"Wrote " + encodedBand.length + " bytes from " + name + "_class[" + cp_methodOrField_class.length + "]");
encodedBand = encodeBandInt(name + "_desc", cp_methodOrField_desc, Codec.UDELTA5);
out.write(encodedBand);
PackingUtils
.log("Wrote " + encodedBand.length + " bytes from " + name + "_desc[" + cp_methodOrField_desc.length + "]");
}
/**
* All input classes for the segment have now been read in, so this method is called so that this class can
* calculate/complete anything it could not do while classes were being read.
*/
public void finaliseBands() {
addCPUtf8("");
removeSignaturesFromCpUTF8();
addIndices();
segmentHeader.setCp_Utf8_count(cp_Utf8.size());
segmentHeader.setCp_Int_count(cp_Int.size());
segmentHeader.setCp_Float_count(cp_Float.size());
segmentHeader.setCp_Long_count(cp_Long.size());
segmentHeader.setCp_Double_count(cp_Double.size());
segmentHeader.setCp_String_count(cp_String.size());
segmentHeader.setCp_Class_count(cp_Class.size());
segmentHeader.setCp_Signature_count(cp_Signature.size());
segmentHeader.setCp_Descr_count(cp_Descr.size());
segmentHeader.setCp_Field_count(cp_Field.size());
segmentHeader.setCp_Method_count(cp_Method.size());
segmentHeader.setCp_Imethod_count(cp_Imethod.size());
}
private void removeSignaturesFromCpUTF8() {
for (final Iterator iterator = cp_Signature.iterator(); iterator.hasNext();) {
final CPSignature signature = (CPSignature) iterator.next();
final String sigStr = signature.getUnderlyingString();
final CPUTF8 utf8 = signature.getSignatureForm();
final String form = utf8.getUnderlyingString();
if (!sigStr.equals(form)) {
removeCpUtf8(sigStr);
}
}
}
private void addIndices() {
final Set[] sets = {cp_Utf8, cp_Int, cp_Float, cp_Long, cp_Double, cp_String, cp_Class, cp_Signature, cp_Descr,
cp_Field, cp_Method, cp_Imethod};
for (int i = 0; i < sets.length; i++) {
int j = 0;
for (final Iterator iterator = sets[i].iterator(); iterator.hasNext();) {
final ConstantPoolEntry entry = (ConstantPoolEntry) iterator.next();
entry.setIndex(j);
j++;
}
}
final Map classNameToIndex = new HashMap();
for (final Iterator iterator = cp_Field.iterator(); iterator.hasNext();) {
final CPMethodOrField mOrF = (CPMethodOrField) iterator.next();
final CPClass className = mOrF.getClassName();
final Integer index = (Integer) classNameToIndex.get(className);
if (index == null) {
classNameToIndex.put(className, Integer.valueOf(1));
mOrF.setIndexInClass(0);
} else {
final int theIndex = index.intValue();
mOrF.setIndexInClass(theIndex);
classNameToIndex.put(className, Integer.valueOf(theIndex + 1));
}
}
classNameToIndex.clear();
final Map classNameToConstructorIndex = new HashMap();
for (final Iterator iterator = cp_Method.iterator(); iterator.hasNext();) {
final CPMethodOrField mOrF = (CPMethodOrField) iterator.next();
final CPClass className = mOrF.getClassName();
final Integer index = (Integer) classNameToIndex.get(className);
if (index == null) {
classNameToIndex.put(className, Integer.valueOf(1));
mOrF.setIndexInClass(0);
} else {
final int theIndex = index.intValue();
mOrF.setIndexInClass(theIndex);
classNameToIndex.put(className, Integer.valueOf(theIndex + 1));
}
if (mOrF.getDesc().getName().equals("")) {
final Integer constructorIndex = (Integer) classNameToConstructorIndex.get(className);
if (constructorIndex == null) {
classNameToConstructorIndex.put(className, Integer.valueOf(1));
mOrF.setIndexInClassForConstructor(0);
} else {
final int theIndex = constructorIndex.intValue();
mOrF.setIndexInClassForConstructor(theIndex);
classNameToConstructorIndex.put(className, Integer.valueOf(theIndex + 1));
}
}
}
}
private void removeCpUtf8(final String string) {
final CPUTF8 utf8 = (CPUTF8) stringsToCpUtf8.get(string);
if ((utf8 != null) && (stringsToCpClass.get(string) == null)) { // don't remove if strings are also in cpclass
stringsToCpUtf8.remove(string);
cp_Utf8.remove(utf8);
}
}
void addCPUtf8(final String utf8) {
getCPUtf8(utf8);
}
public CPUTF8 getCPUtf8(final String utf8) {
if (utf8 == null) {
return null;
}
CPUTF8 cpUtf8 = (CPUTF8) stringsToCpUtf8.get(utf8);
if (cpUtf8 == null) {
cpUtf8 = new CPUTF8(utf8);
cp_Utf8.add(cpUtf8);
stringsToCpUtf8.put(utf8, cpUtf8);
}
return cpUtf8;
}
public CPSignature getCPSignature(final String signature) {
if (signature == null) {
return null;
}
CPSignature cpS = (CPSignature) stringsToCpSignature.get(signature);
if (cpS == null) {
final List cpClasses = new ArrayList();
CPUTF8 signatureUTF8;
if (signature.length() > 1 && signature.indexOf('L') != -1) {
final List classes = new ArrayList();
final char[] chars = signature.toCharArray();
final StringBuffer signatureString = new StringBuffer();
for (int i = 0; i < chars.length; i++) {
signatureString.append(chars[i]);
if (chars[i] == 'L') {
final StringBuffer className = new StringBuffer();
for (int j = i + 1; j < chars.length; j++) {
final char c = chars[j];
if (!Character.isLetter(c) && !Character.isDigit(c) && (c != '/') && (c != '$')
&& (c != '_')) {
classes.add(className.toString());
i = j - 1;
break;
}
className.append(c);
}
}
}
removeCpUtf8(signature);
for (final Iterator iterator2 = classes.iterator(); iterator2.hasNext();) {
String className = (String) iterator2.next();
CPClass cpClass = null;
if (className != null) {
className = className.replace('.', '/');
cpClass = (CPClass) stringsToCpClass.get(className);
if (cpClass == null) {
final CPUTF8 cpUtf8 = getCPUtf8(className);
cpClass = new CPClass(cpUtf8);
cp_Class.add(cpClass);
stringsToCpClass.put(className, cpClass);
}
}
cpClasses.add(cpClass);
}
signatureUTF8 = getCPUtf8(signatureString.toString());
} else {
signatureUTF8 = getCPUtf8(signature);
}
cpS = new CPSignature(signature, signatureUTF8, cpClasses);
cp_Signature.add(cpS);
stringsToCpSignature.put(signature, cpS);
}
return cpS;
}
public CPClass getCPClass(String className) {
if (className == null) {
return null;
}
className = className.replace('.', '/');
CPClass cpClass = (CPClass) stringsToCpClass.get(className);
if (cpClass == null) {
final CPUTF8 cpUtf8 = getCPUtf8(className);
cpClass = new CPClass(cpUtf8);
cp_Class.add(cpClass);
stringsToCpClass.put(className, cpClass);
}
if (cpClass.isInnerClass()) {
segment.getClassBands().currentClassReferencesInnerClass(cpClass);
}
return cpClass;
}
public void addCPClass(final String className) {
getCPClass(className);
}
public CPNameAndType getCPNameAndType(final String name, final String signature) {
final String descr = name + ":" + signature;
CPNameAndType nameAndType = (CPNameAndType) stringsToCpNameAndType.get(descr);
if (nameAndType == null) {
nameAndType = new CPNameAndType(getCPUtf8(name), getCPSignature(signature));
stringsToCpNameAndType.put(descr, nameAndType);
cp_Descr.add(nameAndType);
}
return nameAndType;
}
public CPMethodOrField getCPField(final CPClass cpClass, final String name, final String desc) {
final String key = cpClass.toString() + ":" + name + ":" + desc;
CPMethodOrField cpF = (CPMethodOrField) stringsToCpField.get(key);
if (cpF == null) {
final CPNameAndType nAndT = getCPNameAndType(name, desc);
cpF = new CPMethodOrField(cpClass, nAndT);
cp_Field.add(cpF);
stringsToCpField.put(key, cpF);
}
return cpF;
}
public CPConstant getConstant(final Object value) {
CPConstant constant = (CPConstant) objectsToCPConstant.get(value);
if (constant == null) {
if (value instanceof Integer) {
constant = new CPInt(((Integer) value).intValue());
cp_Int.add(constant);
} else if (value instanceof Long) {
constant = new CPLong(((Long) value).longValue());
cp_Long.add(constant);
} else if (value instanceof Float) {
constant = new CPFloat(((Float) value).floatValue());
cp_Float.add(constant);
} else if (value instanceof Double) {
constant = new CPDouble(((Double) value).doubleValue());
cp_Double.add(constant);
} else if (value instanceof String) {
constant = new CPString(getCPUtf8((String) value));
cp_String.add(constant);
} else if (value instanceof Type) {
String className = ((Type) value).getClassName();
if (className.endsWith("[]")) {
className = "[L" + className.substring(0, className.length() - 2);
while (className.endsWith("[]")) {
className = "[" + className.substring(0, className.length() - 2);
}
className += ";";
}
constant = getCPClass(className);
}
objectsToCPConstant.put(value, constant);
}
return constant;
}
public CPMethodOrField getCPMethod(final CPClass cpClass, final String name, final String desc) {
final String key = cpClass.toString() + ":" + name + ":" + desc;
CPMethodOrField cpM = (CPMethodOrField) stringsToCpMethod.get(key);
if (cpM == null) {
final CPNameAndType nAndT = getCPNameAndType(name, desc);
cpM = new CPMethodOrField(cpClass, nAndT);
cp_Method.add(cpM);
stringsToCpMethod.put(key, cpM);
}
return cpM;
}
public CPMethodOrField getCPIMethod(final CPClass cpClass, final String name, final String desc) {
final String key = cpClass.toString() + ":" + name + ":" + desc;
CPMethodOrField cpIM = (CPMethodOrField) stringsToCpIMethod.get(key);
if (cpIM == null) {
final CPNameAndType nAndT = getCPNameAndType(name, desc);
cpIM = new CPMethodOrField(cpClass, nAndT);
cp_Imethod.add(cpIM);
stringsToCpIMethod.put(key, cpIM);
}
return cpIM;
}
public CPMethodOrField getCPField(final String owner, final String name, final String desc) {
return getCPField(getCPClass(owner), name, desc);
}
public CPMethodOrField getCPMethod(final String owner, final String name, final String desc) {
return getCPMethod(getCPClass(owner), name, desc);
}
public CPMethodOrField getCPIMethod(final String owner, final String name, final String desc) {
return getCPIMethod(getCPClass(owner), name, desc);
}
public boolean existsCpClass(final String className) {
final CPClass cpClass = (CPClass) stringsToCpClass.get(className);
return cpClass != null;
}
}