org.apache.maven.plugins.ear.JbossAppXmlWriter Maven / Gradle / Ivy

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Generates a J2EE Enterprise Archive (EAR) file.
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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.ear;

import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.util.List;

import org.codehaus.plexus.util.xml.XMLWriter;

/**
 * An {@code XmlWriter} based implementation used to generate a {@code jboss-app.xml} file
 *
 * @author Stephane Nicoll
 */
final class JbossAppXmlWriter extends AbstractXmlWriter {

    public static final String DOCTYPE_3_2 = "jboss-app PUBLIC\n" + "\t\"-//JBoss//DTD J2EE Application 1.3//EN\"\n"
            + "\t\"http://www.jboss.org/j2ee/dtd/jboss-app_3_2.dtd\"";

    public static final String DOCTYPE_4 = "jboss-app PUBLIC\n" + "\t\"-//JBoss//DTD J2EE Application 1.4//EN\"\n"
            + "\t\"http://www.jboss.org/j2ee/dtd/jboss-app_4_0.dtd\"";

    public static final String DOCTYPE_4_2 = "jboss-app PUBLIC\n" + "\t\"-//JBoss//DTD J2EE Application 4.2//EN\"\n"
            + "\t\"http://www.jboss.org/j2ee/dtd/jboss-app_4_2.dtd\"";

    public static final String DOCTYPE_5 = "jboss-app PUBLIC\n" + "\t\"-//JBoss//DTD Java EE Application 5.0//EN\"\n"
            + "\t\"http://www.jboss.org/j2ee/dtd/jboss-app_5_0.dtd\"";

    private static final String JBOSS_APP_ELEMENT = "jboss-app";

    private static final String MODULE_ELEMENT = "module";

    private static final String SERVICE_ELEMENT = "service";

    JbossAppXmlWriter(String encoding) {
        super(encoding);
    }

    public void write(File destinationFile, JbossConfiguration jbossConfiguration, List earModules)
            throws EarPluginException {
        try (Writer w = initializeWriter(destinationFile)) {
            XMLWriter writer;
            if (jbossConfiguration.isJbossThreeDotTwo()) {
                writer = initializeXmlWriter(w, DOCTYPE_3_2);
            } else if (jbossConfiguration.isJbossFour()) {
                writer = initializeXmlWriter(w, DOCTYPE_4);
            } else if (jbossConfiguration.isJbossFourDotTwo()) {
                writer = initializeXmlWriter(w, DOCTYPE_4_2);
            } else {
                writer = initializeXmlWriter(w, DOCTYPE_5);
            }
            writer.startElement(JBOSS_APP_ELEMENT);

            // Make sure to write the things in the right order so that the DTD validates

            // module-order (only available as from 4.2)
            if (jbossConfiguration.isJbossFourDotTwoOrHigher() && jbossConfiguration.getModuleOrder() != null) {
                writer.startElement(JbossConfiguration.MODULE_ORDER);
                writer.writeText(jbossConfiguration.getModuleOrder());
                writer.endElement();
            }

            // If JBoss 4, write the jboss4 specific stuff
            if (jbossConfiguration.isJbossFourOrHigher()) {
                if (jbossConfiguration.getSecurityDomain() != null) {
                    writer.startElement(JbossConfiguration.SECURITY_DOMAIN);
                    writer.writeText(jbossConfiguration.getSecurityDomain());
                    writer.endElement();
                }
                if (jbossConfiguration.getUnauthenticatedPrincipal() != null) {
                    writer.startElement(JbossConfiguration.UNAUHTHENTICTED_PRINCIPAL);
                    writer.writeText(jbossConfiguration.getUnauthenticatedPrincipal());
                    writer.endElement();
                }
            }

            // classloader repository
            if (jbossConfiguration.getLoaderRepository() != null
                    || jbossConfiguration.getLoaderRepositoryConfig() != null) {
                writer.startElement(JbossConfiguration.LOADER_REPOSITORY);

                // classloader repository class
                if (jbossConfiguration.getLoaderRepositoryClass() != null) {
                    writer.addAttribute(
                            JbossConfiguration.LOADER_REPOSITORY_CLASS_ATTRIBUTE,
                            jbossConfiguration.getLoaderRepositoryClass());
                }

                // we don't need to write any text if only the loader repo configuration is changed
                if (jbossConfiguration.getLoaderRepository() != null) {
                    writer.writeText(jbossConfiguration.getLoaderRepository());
                }

                // classloader configuration
                if (jbossConfiguration.getLoaderRepositoryConfig() != null) {
                    writer.startElement(JbossConfiguration.LOADER_REPOSITORY_CONFIG);

                    // classloader configuration parser
                    if (jbossConfiguration.getConfigParserClass() != null) {
                        writer.addAttribute(
                                JbossConfiguration.CONFIG_PARSER_CLASS_ATTRIBUTE,
                                jbossConfiguration.getConfigParserClass());
                    }
                    writer.writeText(jbossConfiguration.getLoaderRepositoryConfig());
                    writer.endElement();
                }

                writer.endElement();
            }

            // jmx name
            if (jbossConfiguration.getJmxName() != null) {
                writer.startElement(JbossConfiguration.JMX_NAME);
                writer.writeText(jbossConfiguration.getJmxName());
                writer.endElement();
            }

            // library-directory (only available as from 4.2)
            if (jbossConfiguration.isJbossFourDotTwoOrHigher() && jbossConfiguration.getLibraryDirectory() != null) {
                writer.startElement(JbossConfiguration.LIBRARY_DIRECTORY);
                writer.writeText(jbossConfiguration.getLibraryDirectory());
                writer.endElement();
            }

            // Modules

            List dataSources = jbossConfiguration.getDataSources();
            // Write out data source modules first
            if (dataSources != null) {
                for (String dsPath : dataSources) {
                    writer.startElement(MODULE_ELEMENT);
                    writer.startElement(SERVICE_ELEMENT);
                    writer.writeText(dsPath);
                    writer.endElement();
                    writer.endElement();
                }
            }

            // Write the JBoss specific modules
            for (EarModule earModule : earModules) {
                if (JbossEarModule.class.isInstance(earModule)) {
                    JbossEarModule jbossEarModule = (JbossEarModule) earModule;
                    jbossEarModule.appendJbossModule(writer, jbossConfiguration.getVersion());
                }
            }
            writer.endElement();

        } catch (IOException ex) {
            throw new EarPluginException(ex);
        }
    }
}