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- /*
- * Javassist, a Java-bytecode translator toolkit.
- * Copyright (C) 1999- Shigeru Chiba. All Rights Reserved.
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. Alternatively, the contents of this file may be used under
- * the terms of the GNU Lesser General Public License Version 2.1 or later,
- * or the Apache License Version 2.0.
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- */
-
- package javassist.compiler;
-
- import java.util.HashMap;
-
- import javassist.compiler.ast.Declarator;
-
- public final class SymbolTable extends HashMap<String,Declarator> {
- /** default serialVersionUID */
- private static final long serialVersionUID = 1L;
- private SymbolTable parent;
-
- public SymbolTable() { this(null); }
-
- public SymbolTable(SymbolTable p) {
- super();
- parent = p;
- }
-
- public SymbolTable getParent() { return parent; }
-
- public Declarator lookup(String name) {
- Declarator found = get(name);
- if (found == null && parent != null)
- return parent.lookup(name);
- return found;
- }
-
- public void append(String name, Declarator value) {
- put(name, value);
- }
- }
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