/*
 * Copyright 2012 the original author or authors.
 *
 * 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.gradle.api.internal.artifacts.version;

import org.apache.ivy.plugins.latest.ArtifactInfo;
import org.apache.ivy.plugins.latest.LatestRevisionStrategy;

import java.util.Comparator;

/**
 * by Szczepan Faber, created at: 10/9/12
 */
public class LatestVersionSemanticComparator implements Comparator<String> {

    public int compare(String left, String right) {
        return new LatestRevisionStrategy().getComparator().compare(new SimpleArtifactInfo(left), new SimpleArtifactInfo(right));
    }

    private static class SimpleArtifactInfo implements ArtifactInfo {

        private final String version;

        public SimpleArtifactInfo(String version) {
            this.version = version;
        }

        public String getRevision() {
            return version;
        }

        public long getLastModified() {
            throw new UnsupportedOperationException();
        }
    }
}
