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/*
* @(#)DefaultableHashMap.java $Rev: 4 $ $Release: 0.5.1 $
*
* copyright(c) 2005 kuwata-lab all rights reserved.
*/
package kwalify;
import java.util.Map;
import java.util.HashMap;
/**
* hash map which can have default value
*
* @revision $Rev: 4 $
* @release $Release: 0.5.1 $
*/
public class DefaultableHashMap extends HashMap implements Defaultable {
private static final long serialVersionUID = -5224819562023897380L;
private Object _default = null;
public DefaultableHashMap() {
super();
}
public DefaultableHashMap(int initialCapacity) {
super(initialCapacity);
}
public DefaultableHashMap(int initialCapacity, float loadFactor) {
super(initialCapacity, loadFactor);
}
public DefaultableHashMap(Map m) {
super(m);
}
public Object getDefault() { return _default; }
public void setDefault(Object value) { _default = value; }
public Object get(Object key) {
return containsKey(key) ? super.get(key) : _default;
}
}
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