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Micro Distribution of the Payara Project for IBM JDK
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/*
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 *
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 *
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 * 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
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 */

package org.glassfish.resources.connector;

import org.glassfish.api.deployment.archive.ArchiveType;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.internal.deployment.GenericSniffer;
import org.glassfish.resourcebase.resources.api.ResourceConstants;
import org.glassfish.resources.util.ResourceUtil;
import org.jvnet.hk2.annotations.Service;

import javax.enterprise.deploy.shared.ModuleType;
import javax.inject.Inject;
import java.util.ArrayList;
import java.util.List;


/**
 * Sniffer to detect glassfish-resources.xml(s) in composite archives
 * @author Jagadish Ramu
 */
@Service(name = ResourceConstants.GF_RESOURCES_MODULE_EAR)
public class ResourcesCompositeSniffer extends GenericSniffer {

    //TODO ASR package name change ?
    
    final String[] containerNames = {"org.glassfish.resources.module.ResourcesContainer"};

    @Inject ServiceLocator locator;

    public ResourcesCompositeSniffer() {
        super(ResourceConstants.GF_RESOURCES_MODULE_EAR, ResourceConstants.GF_RESOURCES_LOCATION, null);
    }

    /**
     * Returns true if the passed file or directory is recognized by this
     * instance.
     *
     * @param archive the file or directory to explore
     * @return true if this sniffer handles this application type
     */
    @Override
    public boolean handles(ReadableArchive archive) {
        return ResourceUtil.hasResourcesXML(archive, locator);
    }

    /**
     * Returns the list of Containers that this Sniffer enables.
     * 
     * The runtime will look up each container implementing
     * using the names provided in the habitat.
     *
     * @return list of container names known to the habitat for this sniffer
     */
    public String[] getContainersNames() {
        return containerNames;
    }

    /**
     * Returns the Module type
     *
     * @return the container name
     */
    public String getModuleType() {
        return ResourceConstants.GF_RESOURCES_MODULE_EAR;
    }

    /**
     *
     * This API is used to help determine if the sniffer should recognize
     * the current archive.
     * If the sniffer does not support the archive type associated with
     * the current deployment, the sniffer should not recognize the archive.
     *
     * @param archiveType the archive type to check
     * @return whether the sniffer supports the archive type
     *
     */
    public boolean supportsArchiveType(ArchiveType archiveType) {
        if (archiveType.toString().equals(ModuleType.EAR.toString())) {
            return true;
        }
        return false;
    }

    private static final List deploymentConfigurationPaths =
            initDeploymentConfigurationPaths();

    private static List initDeploymentConfigurationPaths() {
        final List result = new ArrayList();
        result.add(ResourceConstants.GF_RESOURCES_LOCATION);
        return result;
    }

    /**
     * Returns the descriptor paths that might exist in an ear.
     *
     * @return list of the deployment descriptor paths
     */
    @Override
    protected List getDeploymentConfigurationPaths() {
        return deploymentConfigurationPaths;
    }
}