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 org.netbeans.spi.tasklist.Task;
045: import org.openide.util.NbBundle;
046:
047: /**
048: * Lightweight property for indirect access to suggestion
049: * properties. Replaces both reflection and property-getter-dispatchers
050: * in filters and view columns. Represents an API to add properties to
051: * task views and filters. We don't like bean properties and reflection
052: * for effectivity reasons.
053: *
054: * A property serves to extract the value it represents from
055: * a given Suggestion.
056: *
057: * Properties for different views/filters/... are difined in factories
058: * named in plural like SuggestionProperties, TaskProperties, etc.
059: */
060: abstract class TaskProperty {
061: protected TaskProperty(String id, Class valueClass) {
062: this .id = id;
063: }
064:
065: public String getID() {
066: return id;
067: }
068:
069: /**
070: * Returns human readable name of this property. The name is
071: * retrieved from the bundle stored in the same directory as
072: * the real class of this property with the key:
073: * "LBL_" + getID() + "Property".
074: * @return localized String
075: */
076: public String getName() {
077: if (name == null) {
078: name = NbBundle.getMessage(this .getClass(), "LBL_" + id
079: + "Property"); //NOI18N //NOI18N
080: }
081: return name;
082: }
083:
084: /**
085: * Extract the value represented by this property from the given
086: * suggestion.
087: * @param obj the Suggestion to extract from
088: * @return Object value extracted
089: */
090: public abstract Object getValue(Task t);
091:
092: public String toString() {
093: return id;
094: }
095:
096: /**
097: * Returns class of values of this property.
098: * @return Class
099: */
100: public Class getValueClass() {
101: return valueClass;
102: }
103:
104: ///////
105: private String id;
106: transient private String name;
107: private Class valueClass;
108: }
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