| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| package com.sun.org.apache.bcel.internal.classfile; |
| /** |
| * 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. |
| */ |
| |
| import com.sun.org.apache.bcel.internal.Constants; |
| import java.io.*; |
| |
| // The new table is used when generic types are about... |
| |
| //LocalVariableTable_attribute { |
| // u2 attribute_name_index; |
| // u4 attribute_length; |
| // u2 local_variable_table_length; |
| // { u2 start_pc; |
| // u2 length; |
| // u2 name_index; |
| // u2 descriptor_index; |
| // u2 index; |
| // } local_variable_table[local_variable_table_length]; |
| // } |
| |
| //LocalVariableTypeTable_attribute { |
| // u2 attribute_name_index; |
| // u4 attribute_length; |
| // u2 local_variable_type_table_length; |
| // { |
| // u2 start_pc; |
| // u2 length; |
| // u2 name_index; |
| // u2 signature_index; |
| // u2 index; |
| // } local_variable_type_table[local_variable_type_table_length]; |
| // } |
| // J5TODO: Needs some testing ! |
| public class LocalVariableTypeTable extends Attribute { |
| private static final long serialVersionUID = -1082157891095177114L; |
| private int local_variable_type_table_length; // Table of local |
| private LocalVariable[] local_variable_type_table; // variables |
| |
| public LocalVariableTypeTable(LocalVariableTypeTable c) { |
| this(c.getNameIndex(), c.getLength(), c.getLocalVariableTypeTable(), |
| c.getConstantPool()); |
| } |
| |
| public LocalVariableTypeTable(int name_index, int length, |
| LocalVariable[] local_variable_table, |
| ConstantPool constant_pool) |
| { |
| super(Constants.ATTR_LOCAL_VARIABLE_TYPE_TABLE, name_index, length, constant_pool); |
| setLocalVariableTable(local_variable_table); |
| } |
| |
| LocalVariableTypeTable(int nameIdx, int len, DataInputStream dis,ConstantPool cpool) throws IOException { |
| this(nameIdx, len, (LocalVariable[])null, cpool); |
| |
| local_variable_type_table_length = (dis.readUnsignedShort()); |
| local_variable_type_table = new LocalVariable[local_variable_type_table_length]; |
| |
| for(int i=0; i < local_variable_type_table_length; i++) |
| local_variable_type_table[i] = new LocalVariable(dis, cpool); |
| } |
| |
| @Override |
| public void accept(Visitor v) { |
| v.visitLocalVariableTypeTable(this); |
| } |
| |
| @Override |
| public final void dump(DataOutputStream file) throws IOException |
| { |
| super.dump(file); |
| file.writeShort(local_variable_type_table_length); |
| for(int i=0; i < local_variable_type_table_length; i++) |
| local_variable_type_table[i].dump(file); |
| } |
| |
| public final LocalVariable[] getLocalVariableTypeTable() { |
| return local_variable_type_table; |
| } |
| |
| public final LocalVariable getLocalVariable(int index) { |
| for(int i=0; i < local_variable_type_table_length; i++) |
| if(local_variable_type_table[i].getIndex() == index) |
| return local_variable_type_table[i]; |
| |
| return null; |
| } |
| |
| public final void setLocalVariableTable(LocalVariable[] local_variable_table) |
| { |
| this.local_variable_type_table = local_variable_table; |
| local_variable_type_table_length = (local_variable_table == null)? 0 : |
| local_variable_table.length; |
| } |
| |
| /** |
| * @return String representation. |
| */ |
| @Override |
| public final String toString() { |
| StringBuilder buf = new StringBuilder(); |
| |
| for(int i=0; i < local_variable_type_table_length; i++) { |
| buf.append(local_variable_type_table[i].toString()); |
| |
| if(i < local_variable_type_table_length - 1) buf.append('\n'); |
| } |
| |
| return buf.toString(); |
| } |
| |
| /** |
| * @return deep copy of this attribute |
| */ |
| @Override |
| public Attribute copy(ConstantPool constant_pool) { |
| LocalVariableTypeTable c = (LocalVariableTypeTable)clone(); |
| |
| c.local_variable_type_table = new LocalVariable[local_variable_type_table_length]; |
| for(int i=0; i < local_variable_type_table_length; i++) |
| c.local_variable_type_table[i] = local_variable_type_table[i].copy(); |
| |
| c.constant_pool = constant_pool; |
| return c; |
| } |
| |
| public final int getTableLength() { return local_variable_type_table_length; } |
| } |