001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.cnd.modelimpl.parser;
043:
044: import antlr.BaseAST;
045: import antlr.Token;
046: import antlr.collections.AST;
047: import java.io.Serializable;
048: import java.lang.reflect.Field;
049: import java.lang.reflect.Modifier;
050: import org.netbeans.modules.cnd.modelimpl.debug.DiagnosticExceptoins;
051: import org.netbeans.modules.cnd.modelimpl.parser.generated.CPPTokenTypes;
052:
053: /**
054: * Fake AST managing type
055: * @author Vladimir Kvasihn
056: */
057: public class FakeAST extends BaseAST implements Serializable {
058: private static final long serialVersionUID = -1975495157952844447L;
059:
060: private final static String[] tokenText = new String[CPPTokenTypes.CSM_END + 1];
061:
062: int ttype = Token.INVALID_TYPE;
063:
064: public FakeAST() {
065: }
066:
067: /** Get the token type for this node */
068: public int getType() {
069: return ttype;
070: }
071:
072: public void initialize(int t, String txt) {
073: setType(t);
074: setText(txt);
075: }
076:
077: public void initialize(AST t) {
078: setText(t.getText());
079: setType(t.getType());
080: }
081:
082: public void initialize(Token tok) {
083: setText(tok.getText());
084: setType(tok.getType());
085: }
086:
087: /** Set the token type for this node */
088: public void setType(int ttype_) {
089: ttype = ttype_;
090: }
091:
092: public String getText() {
093: init();
094: return tokenText[getType()];
095: }
096:
097: private static boolean initedText = false;
098:
099: private synchronized void init() {
100: if (!initedText) {
101: // fill array by reflection
102: // used only for trace
103: Field[] fields = CPPTokenTypes.class.getDeclaredFields();
104: for (int i = 0; i < fields.length; i++) {
105: int flags = Modifier.PUBLIC | Modifier.STATIC
106: | Modifier.FINAL;
107: Field field = fields[i];
108: if ((field.getModifiers() & flags) == flags
109: && int.class.isAssignableFrom(field.getType())) {
110: try {
111: int value = field.getInt(null);
112: String name = field.getName();
113: tokenText[value] = name;
114: } catch (IllegalArgumentException ex) {
115: DiagnosticExceptoins.register(ex);
116: } catch (IllegalAccessException ex) {
117: DiagnosticExceptoins.register(ex);
118: }
119: }
120: }
121: initedText = true;
122: }
123: }
124: }
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