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65 lines
2.0 KiB
65 lines
2.0 KiB
/*
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* Copyright 2000-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.java.decompiler.struct.attr;
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import org.jetbrains.java.decompiler.struct.consts.ConstantPool;
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import org.jetbrains.java.decompiler.util.DataInputFullStream;
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import java.io.IOException;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Map;
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/*
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u2 local_variable_type_table_length;
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{ u2 start_pc;
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u2 length;
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u2 name_index;
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u2 signature_index;
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u2 index;
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} local_variable_type_table[local_variable_type_table_length];
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*/
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public class StructLocalVariableTypeTableAttribute extends StructGeneralAttribute {
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private Map<Integer, String> mapVarSignatures = Collections.emptyMap();
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@Override
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public void initContent(ConstantPool pool) throws IOException {
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DataInputFullStream data = stream();
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int len = data.readUnsignedShort();
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if (len > 0) {
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mapVarSignatures = new HashMap<>(len);
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for (int i = 0; i < len; i++) {
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data.discard(6);
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int signatureIndex = data.readUnsignedShort();
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int varIndex = data.readUnsignedShort();
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mapVarSignatures.put(varIndex, pool.getPrimitiveConstant(signatureIndex).getString());
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}
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}
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else {
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mapVarSignatures = Collections.emptyMap();
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}
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}
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public void add(StructLocalVariableTypeTableAttribute attr) {
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mapVarSignatures.putAll(attr.getMapVarSignatures());
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}
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public Map<Integer, String> getMapVarSignatures() {
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return mapVarSignatures;
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}
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}
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