com.googlecode.ehcache.annotations.config.PatternCacheNameMatcherImpl Maven / Gradle / Ivy

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Provides a simple model for integrating Ehcache in a Spring project via annotations.

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/**
 * Copyright 2010 Nicholas Blair, Eric Dalquist
 *
 * 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 com.googlecode.ehcache.annotations.config;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import com.googlecode.ehcache.annotations.impl.CacheNameMatcher;
import com.googlecode.ehcache.annotations.impl.Vote;

/**
 * {@link CacheNameMatcher} that delegates to a {@link Pattern}.
 * 
 * @see Pattern
 * @author Nicholas Blair
 * @version $Id: PatternCacheNameMatcherImpl.java 565 2010-07-06 15:24:34Z [email protected] $
 */
public class PatternCacheNameMatcherImpl implements CacheNameMatcher {

    private final Pattern pattern;
    
    /**
     * 
     * @param pattern
     */
    public PatternCacheNameMatcherImpl(Pattern pattern) {
        this.pattern = pattern;
    }
    
    /**
     * 
     * @see Pattern#compile(String)
     * @param regex
     * @throws java.util.regex.PatternSyntaxException if the regex is invalid
     */
    public PatternCacheNameMatcherImpl(String regex) {
        this.pattern = Pattern.compile(regex);
    }

    /* (non-Javadoc)
     * @see com.googlecode.ehcache.annotations.config.CacheNameMatcher#matches(java.lang.String)
     */
    public Vote matches(String cacheName) {
        Matcher m = this.pattern.matcher(cacheName);
        boolean result = m.matches();
        return result ? Vote.YEA : Vote.ABSTAIN;
    }

    /**
     * @return the pattern
     */
    public Pattern getPattern() {
        return pattern;
    }

}