org.apache.maven.plugins.invoker.ReportUtils Maven / Gradle / Ivy

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The Maven Invoker Plugin is used to run a set of Maven projects. The plugin can determine whether each project execution is successful, and optionally can verify the output generated from a given project execution.

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/*
 * 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.plugins.invoker;

import java.io.File;
import java.io.FilenameFilter;

/**
 * Provides utility methods for invoker report processing.
 *
 * @author Benjamin Bentmann
 */
class ReportUtils {

    private static class FileFilterOnlyXmlFile implements FilenameFilter {

        public boolean accept(File dir, String name) {
            return name.startsWith("BUILD-") && name.endsWith(".xml");
        }
    }

    /**
     * Gets the paths to the invoker reports available in the specified directory.
     *
     * @param reportsDirectory The base directory where the invoker reports are located in, may be null.
     * @return The paths to the invoker reports, can be empty but never null.
     */
    public static File[] getReportFiles(File reportsDirectory) {
        File[] reportFiles =
                (reportsDirectory != null) ? reportsDirectory.listFiles(new FileFilterOnlyXmlFile()) : null;

        if (reportFiles == null) {
            reportFiles = new File[0];
        }

        return reportFiles;
    }
}