net.eusashead.spring.gaecache.DefaultArgumentHashStrategy.java Source code

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Here is the source code for net.eusashead.spring.gaecache.DefaultArgumentHashStrategy.java

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package net.eusashead.spring.gaecache;

/*
 * #[license]
 * spring-cache-gae
 * %%
 * Copyright (C) 2013 Eusa's Head
 * %%
 * 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.
 * %[license]
 */

import org.springframework.util.Assert;

/**
 * Default implementation
 * simply calls the supplied
 * object's toString() method
 * 
 * @author patrickvk
 *
 */
public class DefaultArgumentHashStrategy implements ArgumentHashStrategy<Object> {

    /* (non-Javadoc)
     * @see net.eusashead.spring.gaecache.KeyGeneratorStrategy#getKey(java.lang.Object)
     */
    @Override
    public ArgumentHash hash(Object keySource) {
        Assert.notNull(keySource);
        return new ArgumentHash(keySource.toString());
    }

}