1/* 2 * reserved comment block 3 * DO NOT REMOVE OR ALTER! 4 */ 5/* 6 * Licensed to the Apache Software Foundation (ASF) under one or more 7 * contributor license agreements. See the NOTICE file distributed with 8 * this work for additional information regarding copyright ownership. 9 * The ASF licenses this file to You under the Apache License, Version 2.0 10 * (the "License"); you may not use this file except in compliance with 11 * the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22package com.sun.org.apache.bcel.internal.classfile; 23 24import java.io.DataInput; 25import java.io.DataOutputStream; 26import java.io.IOException; 27 28/** 29 * base class for parameter annotations 30 * 31 * @version $Id: ParameterAnnotations 32 * @since 6.0 33 */ 34public abstract class ParameterAnnotations extends Attribute { 35 36 /** Table of parameter annotations */ 37 private ParameterAnnotationEntry[] parameter_annotation_table; 38 39 /** 40 * @param parameter_annotation_type the subclass type of the parameter annotation 41 * @param name_index Index pointing to the name <em>Code</em> 42 * @param length Content length in bytes 43 * @param input Input stream 44 * @param constant_pool Array of constants 45 */ 46 ParameterAnnotations(final byte parameter_annotation_type, final int name_index, final int length, 47 final DataInput input, final ConstantPool constant_pool) throws IOException { 48 this(parameter_annotation_type, name_index, length, (ParameterAnnotationEntry[]) null, 49 constant_pool); 50 final int num_parameters = input.readUnsignedByte(); 51 parameter_annotation_table = new ParameterAnnotationEntry[num_parameters]; 52 for (int i = 0; i < num_parameters; i++) { 53 parameter_annotation_table[i] = new ParameterAnnotationEntry(input, constant_pool); 54 } 55 } 56 57 58 /** 59 * @param parameter_annotation_type the subclass type of the parameter annotation 60 * @param name_index Index pointing to the name <em>Code</em> 61 * @param length Content length in bytes 62 * @param parameter_annotation_table the actual parameter annotations 63 * @param constant_pool Array of constants 64 */ 65 public ParameterAnnotations(final byte parameter_annotation_type, final int name_index, final int length, 66 final ParameterAnnotationEntry[] parameter_annotation_table, final ConstantPool constant_pool) { 67 super(parameter_annotation_type, name_index, length, constant_pool); 68 this.parameter_annotation_table = parameter_annotation_table; 69 } 70 71 72 /** 73 * Called by objects that are traversing the nodes of the tree implicitely 74 * defined by the contents of a Java class. I.e., the hierarchy of methods, 75 * fields, attributes, etc. spawns a tree of objects. 76 * 77 * @param v Visitor object 78 */ 79 @Override 80 public void accept( final Visitor v ) { 81 v.visitParameterAnnotation(this); 82 } 83 84 85 /** 86 * @param parameter_annotation_table the entries to set in this parameter annotation 87 */ 88 public final void setParameterAnnotationTable(final ParameterAnnotationEntry[] parameter_annotation_table ) { 89 this.parameter_annotation_table = parameter_annotation_table; 90 } 91 92 93 /** 94 * @return the parameter annotation entry table 95 */ 96 public final ParameterAnnotationEntry[] getParameterAnnotationTable() { 97 return parameter_annotation_table; 98 } 99 100 101 /** 102 * returns the array of parameter annotation entries in this parameter annotation 103 */ 104 public ParameterAnnotationEntry[] getParameterAnnotationEntries() { 105 return parameter_annotation_table; 106 } 107 108 @Override 109 public void dump(final DataOutputStream dos) throws IOException 110 { 111 super.dump(dos); 112 dos.writeByte(parameter_annotation_table.length); 113 114 for (final ParameterAnnotationEntry element : parameter_annotation_table) { 115 element.dump(dos); 116 } 117 118 } 119 120 /** 121 * @return deep copy of this attribute 122 */ 123 @Override 124 public Attribute copy( final ConstantPool constant_pool ) { 125 return (Attribute) clone(); 126 } 127} 128