/*
* Copyright (C) 2010 Teleal GmbH, Switzerland
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.teleal.cling.support.lastchange;
import org.teleal.cling.model.types.Datatype;
import org.teleal.cling.model.types.InvalidValueException;
import org.teleal.cling.support.shared.AbstractMap;
import java.util.Map;
public abstract class EventedValue<V> {
final protected V value;
public EventedValue(V value) {
this.value = value;
}
public EventedValue(Map.Entry<String,String>[] attributes) {
try {
this.value = valueOf(attributes);
} catch (InvalidValueException ex) {
throw new RuntimeException(ex);
}
}
public String getName() {
return getClass().getSimpleName();
}
public V getValue() {
return value;
}
public Map.Entry<String, String>[] getAttributes() {
return new Map.Entry[] {
new AbstractMap.SimpleEntry<String, String>("val", toString())
};
}
protected V valueOf(Map.Entry<String,String>[] attributes) throws InvalidValueException {
V v = null;
for (Map.Entry<String, String> attribute : attributes) {
if (attribute.getKey().equals("val")) v = valueOf(attribute.getValue());
}
return v;
}
protected V valueOf(String s) throws InvalidValueException {
return (V)getDatatype().valueOf(s);
}
@Override
public String toString() {
return getDatatype().getString(getValue());
}
abstract protected Datatype getDatatype();
}