org.basepom.mojo.duplicatefinder.classpath.MatchArtifactPredicate Maven / Gradle / Ivy

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The Maven duplicate-finder plugin provides goals to check the various maven scoped classpaths (compile, runtime, test) for duplicate classes and resources.

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/*
 * 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.basepom.mojo.duplicatefinder.classpath;

import static com.google.common.base.Preconditions.checkNotNull;

import java.util.Collection;
import java.util.List;

import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableList;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.versioning.InvalidVersionSpecificationException;
import org.apache.maven.artifact.versioning.OverConstrainedVersionException;
import org.basepom.mojo.duplicatefinder.PluginLog;
import org.basepom.mojo.duplicatefinder.artifact.MavenCoordinates;

public class MatchArtifactPredicate implements Predicate
{
    private static final PluginLog LOG = new PluginLog(MatchArtifactPredicate.class);

    private final List mavenCoordinates;

    MatchArtifactPredicate(final Collection dependencies) throws InvalidVersionSpecificationException
    {
        this.mavenCoordinates = ImmutableList.copyOf(checkNotNull(dependencies, "dependencies is null"));
    }

    @Override
    public boolean apply(final Artifact artifact)
    {
        if (artifact != null) {
            for (final MavenCoordinates mavenCoordinate : mavenCoordinates) {
                try {
                    if (mavenCoordinate.matches(artifact)) {
                        LOG.debug("Ignoring artifact '%s' (matches %s)", artifact, mavenCoordinate);
                        return true;
                    }
                } catch (final OverConstrainedVersionException e) {
                    LOG.warn("Caught '%s' while comparing '%s' to '%s'", e.getMessage(), mavenCoordinate, artifact);
                }
            }
        }
        return false;
    }
}