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.core;
043:
044: import java.io.File;
045: import java.io.IOException;
046: import java.util.List;
047: import java.util.Map;
048: import java.util.concurrent.ConcurrentHashMap;
049: import org.netbeans.modules.cnd.api.project.NativeFileItem;
050: import org.netbeans.modules.cnd.modelimpl.debug.DiagnosticExceptoins;
051: import org.openide.filesystems.FileUtil;
052:
053: /**
054: *
055: * @author Alexander Simon
056: */
057: public class SourceRootContainer {
058: private Map<String, Integer> projectRoots = new ConcurrentHashMap<String, Integer>();
059:
060: public SourceRootContainer() {
061: }
062:
063: public boolean isMySource(String includePath) {
064: return projectRoots.containsKey(includePath);
065: }
066:
067: public void fixFolder(String path) {
068: if (path != null) {
069: projectRoots.put(path, new Integer(Integer.MAX_VALUE / 2));
070: }
071: }
072:
073: public void addSources(List<NativeFileItem> items) {
074: for (NativeFileItem nativeFileItem : items) {
075: addFile(nativeFileItem.getFile());
076: }
077: }
078:
079: public void addFile(File file) {
080: File parentFile = FileUtil.normalizeFile(file).getParentFile();
081: String path = parentFile.getAbsolutePath();
082: addPath(path);
083: String canonicalPath;
084: try {
085: canonicalPath = parentFile.getCanonicalPath();
086: if (!path.equals(canonicalPath)) {
087: addPath(canonicalPath);
088: }
089: } catch (IOException ex) {
090: DiagnosticExceptoins.register(ex);
091: }
092: }
093:
094: private void addPath(final String path) {
095: Integer integer = projectRoots.get(path);
096: if (integer == null) {
097: projectRoots.put(path, new Integer(1));
098: } else {
099: projectRoots.put(path, new Integer(integer.intValue() + 1));
100: }
101: }
102:
103: public void removeSources(List<NativeFileItem> items) {
104: for (NativeFileItem nativeFileItem : items) {
105: removeFile(nativeFileItem.getFile());
106: }
107: }
108:
109: public void removeFile(File file) {
110: String path = FileUtil.normalizeFile(file).getParent();
111: Integer integer = projectRoots.get(path);
112: if (integer != null) {
113: if (integer.intValue() > 1) {
114: projectRoots.put(path, new Integer(
115: integer.intValue() - 1));
116: } else {
117: projectRoots.remove(path);
118: }
119: }
120: }
121: }
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