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Apache BCEL 6.5.0 Source Code Files
Apache BCEL Source Code Files are inside the Apache BCEL source package file like bcel-6.5.0-src.zip. Unzip the source package file and go to the "src/main" sub-directory, you will see source code files.
Here is the list of Java source code files of the Apache BCEL 6.5.0 in \Users\fyicenter\bcel-6.5.0\src:
✍: FYIcenter.com
⏎ org/apache/bcel/classfile/LocalVariable.java
/* * 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.bcel.classfile; import java.io.DataInput; import java.io.DataOutputStream; import java.io.IOException; import org.apache.bcel.Const; import org.apache.bcel.Constants; /** * This class represents a local variable within a method. It contains its * scope, name, signature and index on the method's frame. It is used both * to represent an element of the LocalVariableTable as well as an element * of the LocalVariableTypeTable. The nomenclature used here may be a bit confusing; * while the two items have the same layout in a class file, a LocalVariableTable * attribute contains a descriptor_index, not a signatureIndex. The * LocalVariableTypeTable attribute does have a signatureIndex. * @see org.apache.bcel.classfile.Utility for more details on the difference. * * @see LocalVariableTable * @see LocalVariableTypeTable */ public final class LocalVariable implements Cloneable, Node, Constants { private int startPc; // Range in which the variable is valid private int length; private int nameIndex; // Index in constant pool of variable name // Technically, a decscriptor_index for a local variable table entry // and a signatureIndex for a local variable type table entry. private int signatureIndex; // Index of variable signature private int index; /* Variable is index'th local variable on * this method's frame. */ private ConstantPool constantPool; private int origIndex; // never changes; used to match up with LocalVariableTypeTable entries /** * Initializes from another LocalVariable. Note that both objects use the same * references (shallow copy). Use copy() for a physical copy. * * @param localVariable Another LocalVariable. */ public LocalVariable(final LocalVariable localVariable) { this(localVariable.getStartPC(), localVariable.getLength(), localVariable.getNameIndex(), localVariable.getSignatureIndex(), localVariable.getIndex(), localVariable.getConstantPool()); this.origIndex = localVariable.getOrigIndex(); } /** * Constructs object from file stream. * @param file Input stream * @throws IOException */ LocalVariable(final DataInput file, final ConstantPool constant_pool) throws IOException { this(file.readUnsignedShort(), file.readUnsignedShort(), file.readUnsignedShort(), file .readUnsignedShort(), file.readUnsignedShort(), constant_pool); } /** * @param startPc Range in which the variable * @param length ... is valid * @param nameIndex Index in constant pool of variable name * @param signatureIndex Index of variable's signature * @param index Variable is `index'th local variable on the method's frame * @param constantPool Array of constants */ public LocalVariable(final int startPc, final int length, final int nameIndex, final int signatureIndex, final int index, final ConstantPool constantPool) { this.startPc = startPc; this.length = length; this.nameIndex = nameIndex; this.signatureIndex = signatureIndex; this.index = index; this.constantPool = constantPool; this.origIndex = index; } /** * @param startPc Range in which the variable * @param length ... is valid * @param nameIndex Index in constant pool of variable name * @param signatureIndex Index of variable's signature * @param index Variable is `index'th local variable on the method's frame * @param constantPool Array of constants * @param origIndex Variable is `index'th local variable on the method's frame prior to any changes */ public LocalVariable(final int startPc, final int length, final int nameIndex, final int signatureIndex, final int index, final ConstantPool constantPool, final int origIndex) { this.startPc = startPc; this.length = length; this.nameIndex = nameIndex; this.signatureIndex = signatureIndex; this.index = index; this.constantPool = constantPool; this.origIndex = origIndex; } /** * Called by objects that are traversing the nodes of the tree implicitely * defined by the contents of a Java class. I.e., the hierarchy of methods, * fields, attributes, etc. spawns a tree of objects. * * @param v Visitor object */ @Override public void accept( final Visitor v ) { v.visitLocalVariable(this); } /** * Dumps local variable to file stream in binary format. * * @param dataOutputStream Output file stream * @exception IOException if an I/O error occurs. * @see java.io.FilterOutputStream#out */ public void dump(final DataOutputStream dataOutputStream) throws IOException { dataOutputStream.writeShort(startPc); dataOutputStream.writeShort(length); dataOutputStream.writeShort(nameIndex); dataOutputStream.writeShort(signatureIndex); dataOutputStream.writeShort(index); } /** * @return Constant pool used by this object. */ public ConstantPool getConstantPool() { return constantPool; } /** * @return Variable is valid within getStartPC() .. getStartPC()+getLength() */ public int getLength() { return length; } /** * @return Variable name. */ public String getName() { ConstantUtf8 c; c = (ConstantUtf8) constantPool.getConstant(nameIndex, Const.CONSTANT_Utf8); return c.getBytes(); } /** * @return Index in constant pool of variable name. */ public int getNameIndex() { return nameIndex; } /** * @return Signature. */ public String getSignature() { ConstantUtf8 c; c = (ConstantUtf8) constantPool.getConstant(signatureIndex, Const.CONSTANT_Utf8); return c.getBytes(); } /** * @return Index in constant pool of variable signature. */ public int getSignatureIndex() { return signatureIndex; } /** * @return index of register where variable is stored */ public int getIndex() { return index; } /** * @return index of register where variable was originally stored */ public int getOrigIndex() { return origIndex; } /** * @return Start of range where the variable is valid */ public int getStartPC() { return startPc; } /* * Helper method shared with LocalVariableTypeTable */ String toStringShared( final boolean typeTable ) { final String name = getName(); final String signature = Utility.signatureToString(getSignature(), false); final String label = "LocalVariable" + (typeTable ? "Types" : "" ); return label + "(startPc = " + startPc + ", length = " + length + ", index = " + index + ":" + signature + " " + name + ")"; } /** * @param constantPool Constant pool to be used for this object. */ public void setConstantPool( final ConstantPool constantPool ) { this.constantPool = constantPool; } /** * @param length the length of this local variable */ public void setLength( final int length ) { this.length = length; } /** * @param nameIndex the index into the constant pool for the name of this variable */ public void setNameIndex( final int nameIndex ) { // TODO unused this.nameIndex = nameIndex; } /** * @param signatureIndex the index into the constant pool for the signature of this variable */ public void setSignatureIndex( final int signatureIndex ) { // TODO unused this.signatureIndex = signatureIndex; } /** * @param index the index in the local variable table of this variable */ public void setIndex( final int index ) { // TODO unused this.index = index; } /** * @param startPc Specify range where the local variable is valid. */ public void setStartPC( final int startPc ) { // TODO unused this.startPc = startPc; } /** * @return string representation. */ @Override public String toString() { return toStringShared(false); } /** * @return deep copy of this object */ public LocalVariable copy() { try { return (LocalVariable) clone(); } catch (final CloneNotSupportedException e) { // TODO should this throw? } return null; } }
⏎ org/apache/bcel/classfile/LocalVariable.java
Or download all of them as a single archive file:
File name: bcel-6.5.0-fyi.zip File size: 706792 bytes Release date: 2020-07-03 Download
⇐ Install Apache BCEL 6.5.0 Binary Package
2023-04-03, 28854👍, 5💬
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