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Micro Distribution of the Payara Project for IBM JDK
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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
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 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.glassfish.ejb.deployment.archivist;

import javax.inject.Inject;
import javax.inject.Provider;

import java.util.List;
import java.util.Collection;
import java.io.IOException;

import com.sun.ejb.containers.EjbContainerUtil;
import com.sun.enterprise.deployment.annotation.impl.ModuleScanner;
import com.sun.enterprise.deployment.archivist.Archivist;
import com.sun.enterprise.deployment.archivist.ExtensionsArchivist;
import com.sun.enterprise.deployment.archivist.ExtensionsArchivistFor;
import com.sun.enterprise.deployment.io.DeploymentDescriptorFile;
import com.sun.enterprise.deployment.io.ConfigurationDeploymentDescriptorFile;
import com.sun.enterprise.deployment.util.DOLUtils;
import com.sun.enterprise.deployment.BundleDescriptor;
import org.glassfish.api.deployment.archive.ArchiveType;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.api.deployment.archive.WritableArchive;
import org.glassfish.deployment.common.RootDeploymentDescriptor;
import org.glassfish.ejb.deployment.annotation.impl.EjbInWarScanner;
import org.glassfish.ejb.deployment.descriptor.EjbBundleDescriptorImpl;
import org.glassfish.ejb.deployment.io.EjbDeploymentDescriptorFile;
import org.glassfish.hk2.api.PerLookup;
import org.glassfish.hk2.api.ServiceLocator;

import org.jvnet.hk2.annotations.Service;

/**
 * @author Mahesh Kannan
 */

@Service
@PerLookup
@ExtensionsArchivistFor("ejb")
public class EjbInWarArchivist extends ExtensionsArchivist {

    @Inject
    ServiceLocator serviceLocator;
    
    @Inject
    Provider scanner;

    /**
     * @return the DeploymentDescriptorFile responsible for handling
     *         standard deployment descriptor
     */
    @Override
    public DeploymentDescriptorFile getStandardDDFile(RootDeploymentDescriptor descriptor) {
        if (standardDD == null) {
            standardDD = new EjbDeploymentDescriptorFile();
        }
        return standardDD;
    }

    /**
     * @return the list of the DeploymentDescriptorFile responsible for
     *         handling the configuration deployment descriptors
     */
    public List getConfigurationDDFiles(RootDeploymentDescriptor descriptor) {
        if (confDDFiles == null) {
            confDDFiles = DOLUtils.getConfigurationDeploymentDescriptorFiles(serviceLocator,
            		EjbContainerUtil.EJB_CONTAINER_NAME);
        }
        return confDDFiles;
    }

    /**
     * Returns the scanner for this archivist, usually it is the scanner registered
     * with the same module type as this archivist, but subclasses can return a
     * different version
     *
     */
    @Override
    public ModuleScanner getScanner() {
        return scanner.get();
    }

    @Override
    public boolean supportsModuleType(ArchiveType moduleType) {
        return moduleType != null && moduleType.equals(DOLUtils.warType());
    }

    @Override
    public RootDeploymentDescriptor getDefaultDescriptor() {
        return new EjbBundleDescriptorImpl();
    }

    /**
     * writes the deployment descriptors (standard and runtime)
     * to a JarFile using the right deployment descriptor path
     *
     * @param in the input archive
     * @param out the abstract archive file to write to
     */
    @Override
    public void writeDeploymentDescriptors(Archivist main, BundleDescriptor descriptor, ReadableArchive in, WritableArchive out) throws IOException {
        Collection ejbExtensions =
            descriptor.getExtensionsDescriptors(EjbBundleDescriptorImpl.class);

        for (EjbBundleDescriptorImpl ejbBundle : ejbExtensions) {
            super.writeDeploymentDescriptors(main, ejbBundle, in, out);
        }
    }
}