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package org.aspectj.apache.bcel.classfile;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache BCEL" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact [email protected].
*
* 5. Products derived from this software may not be called "Apache",
* "Apache BCEL", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* .
*/
import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import org.aspectj.apache.bcel.Constants;
/**
* Represents the BootstrapMethods attribute in Java 7 classes.
*
* @author Andy Clement
*/
public final class BootstrapMethods extends Attribute {
// if 'isInPackedState' then this data needs unpacking
private boolean isInPackedState = false;
private byte[] data; // discarded once unpacked
private int numBootstrapMethods;
private BootstrapMethod[] bootstrapMethods;
public BootstrapMethods(BootstrapMethods c) {
this(c.getNameIndex(), c.getLength(), c.getBootstrapMethods(), c.getConstantPool());
}
public BootstrapMethods(int nameIndex, int length, BootstrapMethod[] lineNumberTable, ConstantPool constantPool) {
super(Constants.ATTR_BOOTSTRAPMETHODS, nameIndex, length, constantPool);
setBootstrapMethods(lineNumberTable);
isInPackedState = false;
}
public final void setBootstrapMethods(BootstrapMethod[] bootstrapMethods) {
this.data = null;
this.isInPackedState = false;
this.bootstrapMethods = bootstrapMethods;
this.numBootstrapMethods = bootstrapMethods==null?0:bootstrapMethods.length;
}
BootstrapMethods(int name_index, int length, DataInputStream file, ConstantPool constant_pool) throws IOException {
this(name_index, length, (BootstrapMethod[])null, constant_pool);
data = new byte[length];
file.readFully(data);
isInPackedState = true;
}
public static class BootstrapMethod {
private int bootstrapMethodRef;
private int[] bootstrapArguments;
BootstrapMethod(DataInputStream file) throws IOException {
this(file.readUnsignedShort(), readBootstrapArguments(file));
}
private static int[] readBootstrapArguments(DataInputStream dis) throws IOException {
int numBootstrapMethods = dis.readUnsignedShort();
int[] bootstrapArguments = new int[numBootstrapMethods];
for (int i=0;i 72) {
line.append('\n');
buf.append(line);
line.setLength(0);
}
}
buf.append(line);
return buf.toString();
}
/**
* @return deep copy of this attribute
*/
// @Override
// public Attribute copy(ConstantPool constant_pool) {
// unpack();
// LineNumberTable newTable = (LineNumberTable) clone();
// newTable.table = new LineNumber[tableLength];
// for (int i = 0; i < tableLength; i++) {
// newTable.table[i] = table[i].copy();
// }
// newTable.cpool = constant_pool;
// return newTable;
// }
public final int getNumBootstrapMethods () {
unpack();
return bootstrapMethods.length;
}
}
