--- /dev/null 2017-06-17 22:58:47.330661897 -0700 +++ new/src/java.xml/share/classes/com/sun/org/apache/bcel/internal/classfile/BootstrapMethods.java 2017-08-08 16:06:23.164901608 -0700 @@ -0,0 +1,148 @@ +/* + * reserved comment block + * DO NOT REMOVE OR ALTER! + */ +/* + * 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 com.sun.org.apache.bcel.internal.classfile; + +import java.io.DataInput; +import java.io.DataOutputStream; +import java.io.IOException; + +import com.sun.org.apache.bcel.internal.Const; + +/** + * This class represents a BootstrapMethods attribute. + * + * @see + * The class File Format : The BootstrapMethods Attribute + * @since 6.0 + */ +public class BootstrapMethods extends Attribute { + + private BootstrapMethod[] bootstrap_methods; // TODO this could be made final (setter is not used) + + /** + * Initialize from another object. Note that both objects use the same + * references (shallow copy). Use clone() for a physical copy. + */ + public BootstrapMethods(final BootstrapMethods c) { + this(c.getNameIndex(), c.getLength(), c.getBootstrapMethods(), c.getConstantPool()); + } + + + /** + * @param name_index Index in constant pool to CONSTANT_Utf8 + * @param length Content length in bytes + * @param bootstrap_methods array of bootstrap methods + * @param constant_pool Array of constants + */ + public BootstrapMethods(final int name_index, final int length, final BootstrapMethod[] bootstrap_methods, final ConstantPool constant_pool) { + super(Const.ATTR_BOOTSTRAP_METHODS, name_index, length, constant_pool); + this.bootstrap_methods = bootstrap_methods; + } + + /** + * Construct object from Input stream. + * + * @param name_index Index in constant pool to CONSTANT_Utf8 + * @param length Content length in bytes + * @param input Input stream + * @param constant_pool Array of constants + * @throws IOException + */ + BootstrapMethods(final int name_index, final int length, final DataInput input, final ConstantPool constant_pool) throws IOException { + this(name_index, length, (BootstrapMethod[]) null, constant_pool); + + final int num_bootstrap_methods = input.readUnsignedShort(); + bootstrap_methods = new BootstrapMethod[num_bootstrap_methods]; + for (int i = 0; i < num_bootstrap_methods; i++) { + bootstrap_methods[i] = new BootstrapMethod(input); + } + } + + /** + * @return array of bootstrap method "records" + */ + public final BootstrapMethod[] getBootstrapMethods() { + return bootstrap_methods; + } + + /** + * @param bootstrap_methods the array of bootstrap methods + */ + public final void setBootstrapMethods(final BootstrapMethod[] bootstrap_methods) { + this.bootstrap_methods = bootstrap_methods; + } + + /** + * @param v Visitor object + */ + @Override + public void accept(final Visitor v) { + v.visitBootstrapMethods(this); + } + + /** + * @return deep copy of this attribute + */ + @Override + public BootstrapMethods copy(final ConstantPool _constant_pool) { + final BootstrapMethods c = (BootstrapMethods) clone(); + c.bootstrap_methods = new BootstrapMethod[bootstrap_methods.length]; + + for (int i = 0; i < bootstrap_methods.length; i++) { + c.bootstrap_methods[i] = bootstrap_methods[i].copy(); + } + c.setConstantPool(_constant_pool); + return c; + } + + /** + * Dump bootstrap methods attribute to file stream in binary format. + * + * @param file Output file stream + * @throws IOException + */ + @Override + public final void dump(final DataOutputStream file) throws IOException { + super.dump(file); + + file.writeShort(bootstrap_methods.length); + for (final BootstrapMethod bootstrap_method : bootstrap_methods) { + bootstrap_method.dump(file); + } + } + + /** + * @return String representation. + */ + @Override + public final String toString() { + final StringBuilder buf = new StringBuilder(); + buf.append("BootstrapMethods("); + buf.append(bootstrap_methods.length); + buf.append("):\n"); + for (int i = 0; i < bootstrap_methods.length; i++) { + buf.append(" ").append(i).append(": "); + buf.append(bootstrap_methods[i].toString(super.getConstantPool())).append("\n"); + } + return buf.toString(); + } +}