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1
48
49 package com.caucho.portal.generic;
50
51 import javax.portlet.PortletPreferences;
52 import javax.portlet.PreferencesValidator;
53 import javax.portlet.ReadOnlyException;
54 import javax.portlet.ValidatorException;
55 import java.io.IOException  ;
56 import java.util.ArrayList ;
57 import java.util.Collections ;
58 import java.util.Enumeration ;
59 import java.util.LinkedHashMap ;
60 import java.util.Map ;
61
62 public class GenericPortletPreferences implements PortletPreferences
63 {
64 Map <String , PortletPreference> _preferenceMap;
65 ArrayList <PreferencesValidator> _preferencesValidators;
66
67 public void addPreference(PortletPreference preference)
68 {
69 if (_preferenceMap == null)
70 _preferenceMap = new LinkedHashMap <String , PortletPreference>();
71
72 _preferenceMap.put(preference.getName(), preference);
73 }
74
75 public void addPreferencesValidator(String className)
76 {
77 try {
78 ClassLoader loader = Thread.currentThread().getContextClassLoader();
79 Class cl = Class.forName(className, false, loader);
80 PreferencesValidator validator = (PreferencesValidator) cl.newInstance();
81
82 if (_preferencesValidators == null)
83 _preferencesValidators = new ArrayList <PreferencesValidator>();
84
85 _preferencesValidators.add(validator);
86 } catch (Exception ex) {
87 throw new IllegalArgumentException (ex);
88 }
89
90 }
91
92 public ArrayList <PreferencesValidator> getPreferencesValidators()
93 {
94 return _preferencesValidators;
95 }
96
97 public boolean isReadOnly(String key)
98 {
99 if (_preferenceMap == null)
100 return false;
101
102 PortletPreference preference = _preferenceMap.get(key);
103
104 if (preference == null)
105 return false;
106
107 return preference.isReadOnly();
108 }
109
110 public String getValue(String key, String def)
111 {
112 if (_preferenceMap == null)
113 return def;
114
115 PortletPreference preference = _preferenceMap.get(key);
116
117 if (preference == null)
118 return def;
119
120 return preference.getValue();
121 }
122
123 public String [] getValues(String key, String [] def)
124 {
125 if (_preferenceMap == null)
126 return def;
127
128 PortletPreference preference = _preferenceMap.get(key);
129
130 if (preference == null)
131 return def;
132
133 return preference.getValues();
134 }
135
136 public Enumeration getNames()
137 {
138 if (_preferenceMap == null)
139 return Collections.enumeration(Collections.EMPTY_LIST);
140 else
141 return Collections.enumeration(_preferenceMap.keySet());
142 }
143
144 public Map getMap()
145 {
146 return _preferenceMap;
147 }
148
149 public void reset(String key)
150 throws ReadOnlyException
151 {
152 throw new UnsupportedOperationException ();
153 }
154
155 public void setValue(String key, String value)
156 throws ReadOnlyException
157 {
158 throw new UnsupportedOperationException ();
159 }
160
161 public void setValues(String key, String [] values)
162 throws ReadOnlyException
163 {
164 throw new UnsupportedOperationException ();
165 }
166
167 public void store()
168 throws IOException , ValidatorException
169 {
170 throw new UnsupportedOperationException ();
171 }
172 }
173
174
175
176
177 |
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