com.ejwa.mavengitdepplugin.model.POM.java Source code

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Here is the source code for com.ejwa.mavengitdepplugin.model.POM.java

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/*
 * Copyright  2011 Ejwa Software. All rights reserved.
 *
 * This file is part of maven-gitdep-plugin. maven-gitdep-plugin
 * enables the use of git dependencies in Maven 3.
 *
 * maven-gitdep-plugin is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * maven-gitdep-plugin is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
 * Public License along with maven-gitdep-plugin. If not, see
 * <http://www.gnu.org/licenses/>.
 */
package com.ejwa.mavengitdepplugin.model;

import java.io.File;
import java.io.IOException;
import org.apache.maven.plugin.logging.Log;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.Namespace;
import org.jdom.input.SAXBuilder;

@SuppressWarnings("PMD.AvoidDuplicateLiterals")
public class POM {
    private final File file;
    private final Document document;
    private final Element project;
    private final Namespace ns;

    public POM(File pomFile) throws IOException, JDOMException {
        final SAXBuilder builder = new SAXBuilder();
        final Document doc = builder.build(pomFile);

        project = doc.getRootElement();
        ns = project.getNamespace();
        document = doc;
        file = pomFile;
    }

    public Document getDocument() {
        return document;
    }

    public Element getProject() {
        return project;
    }

    public File getFile() {
        return file;
    }

    public String getGroupId() {
        return project.getChild("groupId", ns).getTextTrim();
    }

    public String getArtifactId() {
        return project.getChild("artifactId", ns).getTextTrim();
    }

    public String getParentVersion() {
        return project.getChild("parent", ns).getChild("version", ns).getTextTrim();
    }

    public void setParentVersion(String version) {
        final Element parent = project.getChild("parent", ns);

        if (parent != null) {
            parent.getChild("version", ns).setText(version);
        }
    }

    public String getVersion() {
        return project.getChild("version", ns).getTextTrim();
    }

    public void setVersion(String version) {
        project.getChild("version", ns).setText(version);
    }

    @SuppressWarnings("PMD.DataflowAnomalyAnalysis")
    public static POM getProjectPOM(Log log) {
        final POM pom;

        try {
            pom = new POM(new File("pom.xml"));
        } catch (Exception ex) {
            log.error(ex);
            throw new IllegalStateException("Failed to process POM file.");
        }

        return pom;
    }
}