001: /*
002: * The Apache Software License, Version 1.1
003: *
004: * Copyright (c) 2001-2004 Caucho Technology, Inc. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * 3. The end-user documentation included with the redistribution, if
019: * any, must include the following acknowlegement:
020: * "This product includes software developed by the
021: * Caucho Technology (http://www.caucho.com/)."
022: * Alternately, this acknowlegement may appear in the software itself,
023: * if and wherever such third-party acknowlegements normally appear.
024: *
025: * 4. The names "Hessian", "Resin", and "Caucho" must not be used to
026: * endorse or promote products derived from this software without prior
027: * written permission. For written permission, please contact
028: * info@caucho.com.
029: *
030: * 5. Products derived from this software may not be called "Resin"
031: * nor may "Resin" appear in their names without prior written
032: * permission of Caucho Technology.
033: *
034: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
035: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
036: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
037: * DISCLAIMED. IN NO EVENT SHALL CAUCHO TECHNOLOGY OR ITS CONTRIBUTORS
038: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
039: * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
040: * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
041: * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
042: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
043: * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
044: * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
045: *
046: * @author Sam
047: */
048:
049: package com.caucho.portal.generic;
050:
051: import javax.portlet.PortletPreferences;
052: import javax.portlet.PreferencesValidator;
053: import javax.portlet.ReadOnlyException;
054: import javax.portlet.ValidatorException;
055: import java.io.IOException;
056: import java.util.ArrayList;
057: import java.util.Collections;
058: import java.util.Enumeration;
059: import java.util.LinkedHashMap;
060: import java.util.Map;
061:
062: public class GenericPortletPreferences implements PortletPreferences {
063: Map<String, PortletPreference> _preferenceMap;
064: ArrayList<PreferencesValidator> _preferencesValidators;
065:
066: public void addPreference(PortletPreference preference) {
067: if (_preferenceMap == null)
068: _preferenceMap = new LinkedHashMap<String, PortletPreference>();
069:
070: _preferenceMap.put(preference.getName(), preference);
071: }
072:
073: public void addPreferencesValidator(String className) {
074: try {
075: ClassLoader loader = Thread.currentThread()
076: .getContextClassLoader();
077: Class cl = Class.forName(className, false, loader);
078: PreferencesValidator validator = (PreferencesValidator) cl
079: .newInstance();
080:
081: if (_preferencesValidators == null)
082: _preferencesValidators = new ArrayList<PreferencesValidator>();
083:
084: _preferencesValidators.add(validator);
085: } catch (Exception ex) {
086: throw new IllegalArgumentException(ex);
087: }
088:
089: }
090:
091: public ArrayList<PreferencesValidator> getPreferencesValidators() {
092: return _preferencesValidators;
093: }
094:
095: public boolean isReadOnly(String key) {
096: if (_preferenceMap == null)
097: return false;
098:
099: PortletPreference preference = _preferenceMap.get(key);
100:
101: if (preference == null)
102: return false;
103:
104: return preference.isReadOnly();
105: }
106:
107: public String getValue(String key, String def) {
108: if (_preferenceMap == null)
109: return def;
110:
111: PortletPreference preference = _preferenceMap.get(key);
112:
113: if (preference == null)
114: return def;
115:
116: return preference.getValue();
117: }
118:
119: public String[] getValues(String key, String[] def) {
120: if (_preferenceMap == null)
121: return def;
122:
123: PortletPreference preference = _preferenceMap.get(key);
124:
125: if (preference == null)
126: return def;
127:
128: return preference.getValues();
129: }
130:
131: public Enumeration getNames() {
132: if (_preferenceMap == null)
133: return Collections.enumeration(Collections.EMPTY_LIST);
134: else
135: return Collections.enumeration(_preferenceMap.keySet());
136: }
137:
138: public Map getMap() {
139: return _preferenceMap;
140: }
141:
142: public void reset(String key) throws ReadOnlyException {
143: throw new UnsupportedOperationException();
144: }
145:
146: public void setValue(String key, String value)
147: throws ReadOnlyException {
148: throw new UnsupportedOperationException();
149: }
150:
151: public void setValues(String key, String[] values)
152: throws ReadOnlyException {
153: throw new UnsupportedOperationException();
154: }
155:
156: public void store() throws IOException, ValidatorException {
157: throw new UnsupportedOperationException();
158: }
159: }
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