WALA/com.ibm.wala.util/src/com/ibm/wala/util/collections/ArraySetMultiMap.java

99 lines
3.1 KiB
Java

/*******************************************************************************
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html.
*
* This file is a derivative of code released by the University of
* California under the terms listed below.
*
* Refinement Analysis Tools is Copyright (c) 2007 The Regents of the
* University of California (Regents). Provided that this notice and
* the following two paragraphs are included in any distribution of
* Refinement Analysis Tools or its derivative work, Regents agrees
* not to assert any of Regents' copyright rights in Refinement
* Analysis Tools against recipient for recipient's reproduction,
* preparation of derivative works, public display, public
* performance, distribution or sublicensing of Refinement Analysis
* Tools and derivative works, in source code and object code form.
* This agreement not to assert does not confer, by implication,
* estoppel, or otherwise any license or rights in any intellectual
* property of Regents, including, but not limited to, any patents
* of Regents or Regents' employees.
*
* IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT,
* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
* INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE
* AND ITS DOCUMENTATION, EVEN IF REGENTS HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE AND FURTHER DISCLAIMS ANY STATUTORY
* WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE AND ACCOMPANYING
* DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
* IS". REGENTS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
* UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
package com.ibm.wala.util.collections;
import java.util.Collection;
import java.util.Set;
/**
*/
public class ArraySetMultiMap<K, V> extends AbstractMultiMap<K, V> {
/**
*
*/
private static final long serialVersionUID = -3475591699051060160L;
@SuppressWarnings("rawtypes")
public static final ArraySetMultiMap EMPTY = new ArraySetMultiMap<Object, Object>() {
/**
*
*/
private static final long serialVersionUID = 1839857029830528896L;
@Override
public boolean put(Object key, Object val) {
throw new RuntimeException();
}
@Override
public boolean putAll(Object key, Collection<? extends Object> vals) {
throw new RuntimeException();
}
};
public ArraySetMultiMap() {
super(false);
}
public ArraySetMultiMap(boolean create) {
super(create);
}
@Override
protected Set<V> createSet() {
return new ArraySet<>();
}
@Override
protected Set<V> emptySet() {
return ArraySet.<V> empty();
}
@Override
public ArraySet<V> get(K key) {
return (ArraySet<V>) super.get(key);
}
public static <K,V> ArraySetMultiMap<K, V> make() {
return new ArraySetMultiMap<>();
}
}