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/*
 * Copyright 2012 the original author or authors.
 *
 * 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 leap.lang.value;

import java.io.Serializable;

import leap.lang.Immutable;
import leap.lang.Valued;

public final class Null implements Serializable,Immutable,Valued {

	private static final long serialVersionUID = 4939695830889345806L;

	public static final Null VALUE = new Null();
	
	public static boolean is(Object value){
		return VALUE == value;
	}
	
	private Null(){
		
	}

	public Object getValue() {
	    return null;
    }
}