org.beanfuse.model.predicates.ValidEntityKeyPredicate.java Source code

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Here is the source code for org.beanfuse.model.predicates.ValidEntityKeyPredicate.java

Source

//$Id: ValidEntityKeyPredicate.java,v 1.1 2006/10/12 14:40:28 chaostone Exp $
/*
 *
 * Copyright c 2005-2009.
 * 
 * Licensed under GNU  LESSER General Public License, Version 3.  
 * http://www.gnu.org/licenses
 * 
 */
/********************************************************************************
 * @author chaostone
 * 
 * MODIFICATION DESCRIPTION
 * 
 * Name                 Date                Description 
 * ============         ============        ============
 * chaostone             2005-11-11         Created
 *  
 ********************************************************************************/

package org.beanfuse.model.predicates;

import org.apache.commons.collections.Predicate;

import org.beanfuse.collection.predicates.NotEmptyStringPredicate;
import org.beanfuse.collection.predicates.NotZeroNumberPredicate;

/**
 * ?
 * 
 * @author chaostone
 * 
 */
public class ValidEntityKeyPredicate implements Predicate {

    /**
     * @see org.apache.commons.collections.Predicate#evaluate(java.lang.Object)
     */
    public boolean evaluate(Object value) {
        return NotEmptyStringPredicate.INSTANCE.evaluate(value) || NotZeroNumberPredicate.INSTANCE.evaluate(value);
    }

    public static final ValidEntityKeyPredicate INSTANCE = new ValidEntityKeyPredicate();

    public static ValidEntityKeyPredicate getInstance() {
        return INSTANCE;
    }

}