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.tasklist.filter;
043:
044: import java.util.prefs.BackingStoreException;
045: import java.util.prefs.Preferences;
046: import org.netbeans.spi.tasklist.Task;
047:
048: /**
049: * This class represents a filter condition applied to a property.
050: */
051: final class AppliedFilterCondition {
052:
053: private TaskProperty prop;
054: private FilterCondition cond;
055:
056: AppliedFilterCondition(TaskProperty property,
057: FilterCondition condition) {
058: this .prop = property;
059: this .cond = condition;
060: }
061:
062: AppliedFilterCondition() {
063: }
064:
065: public Object clone() {
066: return new AppliedFilterCondition(prop, (FilterCondition) cond
067: .clone());
068: }
069:
070: public TaskProperty getProperty() {
071: return prop;
072: }
073:
074: public FilterCondition getCondition() {
075: return cond;
076: }
077:
078: /**
079: * Tests if the condition is true on the property of task.
080: * @param task the object to filter
081: * @return true, if value of the property of <code>task</code>
082: * defined by getProperty() passed the condition getCondition()
083: */
084: public boolean isTrue(Task task) {
085: return cond.isTrue(prop.getValue(task));
086: }
087:
088: public String toString() {
089: return cond.toString() + " applied to " + prop.toString();//NOI18N
090: }
091:
092: /**
093: * Checks whether afc is of the same type.
094: * This method will be used to replace a condition created with
095: * Filter.getConditionsFor(Node.Property) with one contained in a filter.
096: * This method should return true also if this and fc have different
097: * constants for comparing with property values.
098: *
099: * @param fc another condition
100: * @return true fc is of the same type as this
101: */
102: public boolean sameType(AppliedFilterCondition afc) {
103: return getCondition().sameType(afc.getCondition())
104: && getProperty().equals(afc.getProperty());
105: }
106:
107: void load(Preferences prefs, String prefix)
108: throws BackingStoreException {
109: prop = TaskProperties.getProperty(prefs.get(prefix
110: + "_propertyId", "")); //NOI18N
111: if (null == prop)
112: throw new BackingStoreException(
113: "Missing propertyId attribute"); //NOI18N
114: cond = KeywordsFilter.createCondition(prop);
115: cond.load(prefs, prefix);
116: }
117:
118: void save(Preferences prefs, String prefix)
119: throws BackingStoreException {
120: prefs.put(prefix + "_propertyId", prop.getID()); //NOI18N
121: cond.save(prefs, prefix);
122: }
123: }
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