org.xlcloud.rest.client.cache.URLResourceComparator Maven / Gradle / Ivy

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This module provides base classes for creation of REST client (SDK). Default client has preconfigured filters, Oauth2 token injection or even object mapper.

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/*
 * Copyright 2012 AMG.lab, a Bull Group Company
 * 
 * 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.xlcloud.rest.client.cache;

import java.util.regex.Pattern;

import org.apache.commons.lang.StringUtils;

/**
 * Resource comparator based on URL address. It is based on OpenAM URL
 * conventions include * and -*-
 * 
 * @author Michał Kamiński, AMG.net
 */
public class URLResourceComparator implements ResourceComparator {

    private Pattern pattern;

    public URLResourceComparator( String urlPattern ) {
        urlPattern = StringUtils.replace(urlPattern, "*", ".*");
        urlPattern = "^(/)?" + StringUtils.replace(urlPattern, "-.*-", "(?:(?!/).)*?") + "(/)?(\\?.*)?$";
        pattern = Pattern.compile(urlPattern);
    }

    /** {@inheritDoc} */
    @Override
    public boolean match(String urlAddress) {
        return pattern.matcher(urlAddress).matches();
    }

}