src/main/java/org/apache/maven/plugins/war/util/WarUtils.java

package org.apache.maven.plugins.war.util;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import java.util.Objects;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.model.Dependency;
import org.apache.maven.project.MavenProject;

/**
 * @author Stephane Nicoll
 */
public class WarUtils
{

    /**
     * @param project {@link MavenProject}
     * @param dependency {@link Dependency}
     * @return {@link Artifact}
     */
    public static Artifact getArtifact( MavenProject project, Dependency dependency )
    {
        for ( Artifact artifact : project.getArtifacts() )
        {
            if ( artifact.getGroupId().equals( dependency.getGroupId() )
                && artifact.getArtifactId().equals( dependency.getArtifactId() )
                && artifact.getType().equals( dependency.getType() ) )
            {
                if ( artifact.getClassifier() == null && dependency.getClassifier() == null )
                {
                    return artifact;
                }
                else if ( dependency.getClassifier() != null
                    && dependency.getClassifier().equals( artifact.getClassifier() ) )
                {
                    return artifact;
                }
            }
        }
        return null;
    }

    /**
     * @param artifact {@link Artifact}
     * @param dependency {@link Dependency}
     * @return is related or not.
     */
    public static boolean isRelated( Artifact artifact, Dependency dependency )
    {
        if ( artifact == null || dependency == null )
        {
            return false;
        }

        if ( !Objects.equals( artifact.getGroupId(), dependency.getGroupId() ) )
        {
            return false;
        }
        if ( !Objects.equals( artifact.getArtifactId(), dependency.getArtifactId() ) )
        {
            return false;
        }
        if ( Objects.equals( artifact.getVersion(), dependency.getVersion() ) )
        {
            return false;
        }
        if ( Objects.equals( artifact.getType(), dependency.getType() ) )
        {
            return false;
        }
        if ( Objects.equals( artifact.getClassifier(), dependency.getClassifier() ) )
        {
            return false;
        }
        if ( Objects.equals( artifact.getScope(), dependency.getScope() ) )
        {
            return false;
        }
        if ( artifact.isOptional() != dependency.isOptional() )
        {
            return false;
        }

        return true;
    }

}