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Tests for JSR107 compliant caches. These are tests from the JSR107 TCK that were published as Open Source. The artifact may also contain additional tests and improvements. For compliance testing use the original TCK as published via jcp.org.

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/**
 *  Copyright 2011-2013 Terracotta, Inc.
 *  Copyright 2011-2013 Oracle, Inc.
 *
 *  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 org.jsr107.tck.processor;

import javax.cache.processor.EntryProcessor;
import javax.cache.processor.MutableEntry;
import java.io.Serializable;

/**
 * Set entry processor that generates a value based on the entries key.
 * The generated value is concatenation of valuePrefix + entry.getKey() + valuePrefix.
 *
 * @param  the key type
 *
 * @author Joe Fialli
 */
public class SetEntryWithComputedValueProcessor implements EntryProcessor, Serializable {
    private String valuePrefix;
    private String valuePostfix;

    public SetEntryWithComputedValueProcessor(String valuePrefix, String valuePostfix) {
        this.valuePrefix = valuePrefix;
        this.valuePostfix = valuePostfix;
    }

    @Override
    public String process(MutableEntry entry, Object... arguments) {
        StringBuffer computedValue = new StringBuffer();
        if (valuePrefix != null) {
            computedValue.append(valuePrefix);
        }
        computedValue.append(entry.getKey().toString());
        if (valuePostfix != null) {
            computedValue.append(valuePostfix);
        }

        // Not trying to be efficient here.
        // For testing purposes in entry processor, follow the set with a get.
        // It would be more efficient to just return value that was passed to setValue.
        // This is testing the entry processor path of create or update an entry followed by an entry access.
        entry.setValue(computedValue.toString());
        return entry.getValue();
    }
}