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 1997-2006 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: /*
043: * PPBlockInfo.java
044: *
045: * Created on August 12, 2005, 9:40 AM
046: */
047: package org.netbeans.mobility.antext.preprocessor;
048:
049: /**
050: * @author Adam Sotona
051: */
052: public final class PPBlockInfo {
053:
054: private final PPLine startLine;
055: private final boolean active;
056: private final boolean valid;
057: private final boolean toBeCommented;
058: private int endLine;
059: private boolean hasFooter;
060: private final PPBlockInfo parent;
061: private final PPBlockInfo ifChainAncestor;
062:
063: PPBlockInfo(PPBlockInfo parent, PPLine startLine, boolean valid,
064: boolean active, PPBlockInfo ifChainAncestor) {
065: this .parent = parent;
066: this .ifChainAncestor = ifChainAncestor;
067: this .startLine = startLine;
068: this .valid = valid
069: && (parent == null ? true : parent.isValid())
070: && (ifChainAncestor == null ? true : ifChainAncestor
071: .isValid());
072: this .toBeCommented = this .valid
073: || (parent != null && parent.isToBeCommented());
074: this .active = this .valid ? (active
075: && (ifChainAncestor == null || !ifChainAncestor
076: .hasBeenActive()) && (parent == null ? true
077: : parent.isActive())) : (parent == null ? active
078: : parent.isActive());
079: this .endLine = -1;
080: this .hasFooter = false;
081: }
082:
083: public int getType() {
084: return startLine.getType();
085: }
086:
087: public PPBlockInfo getParent() {
088: return parent;
089: }
090:
091: public int getStartLine() {
092: return startLine.getLineNumber();
093: }
094:
095: public boolean isValid() {
096: return valid;
097: }
098:
099: public boolean isToBeCommented() {
100: return toBeCommented;
101: }
102:
103: public boolean isActive() {
104: return active;
105: }
106:
107: public int getEndLine() {
108: return endLine;
109: }
110:
111: public boolean hasFooter() {
112: return hasFooter;
113: }
114:
115: /* package-private methods to setup PPBlockInfo during parsing */
116:
117: void addError(final String message) {
118: startLine.addError(message);
119: }
120:
121: void setEndLine(final int endLine) {
122: this .endLine = endLine;
123: }
124:
125: void setHasFooter(final boolean footer) {
126: this .hasFooter = footer;
127: }
128:
129: boolean hasBeenActive() {
130: return active
131: || (ifChainAncestor != null && ifChainAncestor
132: .hasBeenActive());
133: }
134: }
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