org.sourcepit.tpmp.b2.B2Utils.java Source code

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Here is the source code for org.sourcepit.tpmp.b2.B2Utils.java

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/*
 * Copyright 2014 Bernd Vogt and others.
 * 
 * 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.sourcepit.tpmp.b2;

import java.io.File;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.project.MavenProject;

public final class B2Utils {
    private B2Utils() {
        super();
    }

    public static File findModuleXML(MavenSession session, MavenProject project) {
        final File moduleXML = findModuleXML(project.getBasedir());
        if (moduleXML != null && findModuleProject(session, moduleXML) != null) {
            return moduleXML;
        }
        return null;
    }

    public static MavenProject findModuleProject(MavenSession session, final File moduleXML) {
        final File moduleDir = moduleXML.getParentFile();
        for (MavenProject mavenProject : session.getProjects()) {
            if (moduleDir.equals(mavenProject.getBasedir())) {
                return mavenProject;
            }
        }
        return null;
    }

    public static boolean isDerivedProject(MavenProject project) {
        File parentFile = project.getBasedir().getParentFile();
        while (parentFile != null) {
            if (".b2".equals(parentFile.getName())) {
                return true;
            }
            parentFile = parentFile.getParentFile();
        }
        return false;
    }

    private static File findModuleXML(File basedir) {
        final File moduleXML = new File(basedir, "module.xml");
        if (moduleXML.exists()) {
            return moduleXML;
        }
        final File parentDir = basedir.getParentFile();
        return parentDir == null ? null : findModuleXML(parentDir);
    }
}