/*******************************************************************************
* Copyright 2009, 2010 Innovation Gate GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package de.innovationgate.wga.modules.options;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import de.innovationgate.wga.modules.KeyBasedModuleDefinition;
import de.innovationgate.wga.modules.ModuleDefinition;
import de.innovationgate.wga.modules.ModuleRegistry;
import de.innovationgate.wga.modules.types.PasswordEncodingType;
/**
* An option value provider providing the registered ways to encode passwords (modules of type {@link PasswordEncodingType})
*/
public class PasswordEncodingsValueProvider implements OptionValueProvider {
private ModuleRegistry _reg;
public PasswordEncodingsValueProvider(ModuleRegistry reg) {
_reg = reg;
}
public String getEmptyListMessage(Locale locale) {
return "No password encodings registered"; // Cannot happen
}
public List<String> getProvidedValues() {
List<String> vals = new ArrayList<String>();
Iterator<ModuleDefinition> defs = _reg.getModulesForType(PasswordEncodingType.class).values().iterator();
while (defs.hasNext()) {
KeyBasedModuleDefinition moduleDefinition = (KeyBasedModuleDefinition) defs.next();
vals.add(moduleDefinition.getRegistrationKey());
}
return vals;
}
public String getValueTitle(String value, Locale locale) {
ModuleDefinition def = _reg.getModuleDefinitionByKey(PasswordEncodingType.class, value);
if (def != null) {
return def.getTitle(locale);
}
return value;
}
}