/*
* 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.Constants;
/**
* This class is derived from the abstract
* <A HREF="org.apache.bcel.classfile.Constant.html">Constant</A> class
* and represents a reference to a invoke dynamic.
*
* @see Constant
*/
public final class ConstantInvokeDynamic extends Constant {
private static final long serialVersionUID = 4310367359017396174L;
private int bootstrap_method_attr_index;
private int name_and_type_index;
/**
* Initialize from another object.
*/
public ConstantInvokeDynamic(ConstantInvokeDynamic c) {
this(c.getBootstrapMethodAttrIndex(), c.getNameAndTypeIndex());
}
/**
* Initialize instance from file data.
*
* @param file Input stream
* @throws IOException
*/
ConstantInvokeDynamic(DataInput file) throws IOException {
this(file.readUnsignedShort(), file.readUnsignedShort());
}
public ConstantInvokeDynamic(int bootstrap_method_attr_index,
int name_and_type_index) {
super(Constants.CONSTANT_InvokeDynamic);
this.bootstrap_method_attr_index = bootstrap_method_attr_index;
this.name_and_type_index = name_and_type_index;
}
/**
* Called by objects that are traversing the nodes of the tree implicitly
* 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( Visitor v ) {
// TODO Add .visitMethodType to Visitor interface
}
/**
* Dump name and signature index to file stream in binary format.
*
* @param file Output file stream
* @throws IOException
*/
@Override
public final void dump( DataOutputStream file ) throws IOException {
file.writeByte(tag);
file.writeShort(bootstrap_method_attr_index);
file.writeShort(name_and_type_index);
}
public int getBootstrapMethodAttrIndex() {
return bootstrap_method_attr_index;
}
public void setBootstrapMethodAttrIndex(int bootstrap_method_attr_index) {
this.bootstrap_method_attr_index = bootstrap_method_attr_index;
}
public int getNameAndTypeIndex() {
return name_and_type_index;
}
public void setNameAndTypeIndex(int name_and_type_index) {
this.name_and_type_index = name_and_type_index;
}
/**
* @return String representation
*/
@Override
public final String toString() {
return super.toString() + "(bootstrap_method_attr_index = " +
bootstrap_method_attr_index + ", name_and_type_index = " +
name_and_type_index + ")";
}
}