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.csm.deep;
043:
044: import org.netbeans.modules.cnd.api.model.*;
045: import org.netbeans.modules.cnd.api.model.deep.*;
046:
047: import antlr.collections.AST;
048: import java.io.DataInput;
049: import java.io.DataOutput;
050: import java.io.IOException;
051:
052: import org.netbeans.modules.cnd.modelimpl.csm.core.*;
053: import org.netbeans.modules.cnd.modelimpl.uid.UIDCsmConverter;
054: import org.netbeans.modules.cnd.modelimpl.uid.UIDObjectFactory;
055:
056: /**
057: * Common ancestor for all statements
058: * @author Vladimir Kvashin
059: */
060: public abstract class StatementBase extends OffsetableBase implements
061: CsmStatement {
062:
063: private final AST ast;
064:
065: private CsmScope scopeRef;
066: private CsmUID<CsmScope> scopeUID;
067:
068: public StatementBase(AST ast, CsmFile file, CsmScope scope) {
069: super (ast, file);
070: this .ast = ast;
071: if (scope != null) {
072: setScope(scope);
073: }
074: }
075:
076: public CsmScope getScope() {
077: CsmScope scope = this .scopeRef;
078: if (scope == null) {
079: scope = UIDCsmConverter.UIDtoScope(this .scopeUID);
080: assert (scope != null || this .scopeUID == null) : "null object for UID "
081: + this .scopeUID;
082: }
083: return scope;
084: }
085:
086: protected void setScope(CsmScope scope) {
087: // within bodies scope is a statement - it is not Identifiable
088: if (scope instanceof CsmIdentifiable) {
089: this .scopeUID = UIDCsmConverter.scopeToUID(scope);
090: assert (scopeUID != null || scope == null);
091: } else {
092: this .scopeRef = scope;
093: }
094: }
095:
096: protected AST getAst() {
097: return ast;
098: }
099:
100: @Override
101: protected void write(DataOutput output) throws IOException {
102: super .write(output);
103: UIDObjectFactory.getDefaultFactory().writeUID(this .scopeUID,
104: output);
105: }
106:
107: protected StatementBase(DataInput input) throws IOException {
108: super (input);
109: this .ast = null;
110: this .scopeUID = UIDObjectFactory.getDefaultFactory().readUID(
111: input);
112: }
113:
114: @Override
115: public String toString() {
116: return "" + getKind() + ' ' + getOffsetString(); // NOI18N
117: }
118:
119: }
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