maven-core/src/main/java/org/apache/maven/plugin/version/PluginVersionResolutionException.java

/*
 * 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.
 */
package org.apache.maven.plugin.version;

import java.util.List;

import org.eclipse.aether.repository.LocalRepository;
import org.eclipse.aether.repository.RemoteRepository;

/**
 * PluginVersionResolutionException
 */
public class PluginVersionResolutionException extends Exception {
    private final String groupId;

    private final String artifactId;

    private final String baseMessage;

    public PluginVersionResolutionException(String groupId, String artifactId, String baseMessage, Throwable cause) {
        super("Error resolving version for plugin '" + groupId + ":" + artifactId + "': " + baseMessage, cause);

        this.groupId = groupId;
        this.artifactId = artifactId;
        this.baseMessage = baseMessage;
    }

    public PluginVersionResolutionException(String groupId, String artifactId, String baseMessage) {
        super("Error resolving version for plugin '" + groupId + ":" + artifactId + "': " + baseMessage);

        this.groupId = groupId;
        this.artifactId = artifactId;
        this.baseMessage = baseMessage;
    }

    public PluginVersionResolutionException(
            String groupId,
            String artifactId,
            LocalRepository localRepository,
            List<RemoteRepository> remoteRepositories,
            String baseMessage) {
        super("Error resolving version for plugin '" + groupId + ":" + artifactId + "' from the repositories "
                + format(localRepository, remoteRepositories) + ": " + baseMessage);

        this.groupId = groupId;
        this.artifactId = artifactId;
        this.baseMessage = baseMessage;
    }

    public String getGroupId() {
        return groupId;
    }

    public String getArtifactId() {
        return artifactId;
    }

    public String getBaseMessage() {
        return baseMessage;
    }

    private static String format(LocalRepository localRepository, List<RemoteRepository> remoteRepositories) {
        StringBuilder repos = new StringBuilder("[");

        if (localRepository != null) {
            repos.append(localRepository.getId())
                    .append(" (")
                    .append(localRepository.getBasedir())
                    .append(")");
        }

        if (remoteRepositories != null && !remoteRepositories.isEmpty()) {
            for (RemoteRepository repository : remoteRepositories) {
                repos.append(", ");

                if (repository != null) {
                    repos.append(repository.getId())
                            .append(" (")
                            .append(repository.getUrl())
                            .append(")");
                }
            }
        }

        repos.append("]");

        return repos.toString();
    }
}