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package com.sun.enterprise.connectors.connector.module;
import com.sun.enterprise.deploy.shared.FileArchive;
import org.glassfish.api.deployment.archive.ArchiveDetector;
import org.glassfish.api.deployment.archive.ArchiveHandler;
import org.glassfish.api.deployment.archive.ArchiveType;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.deployment.common.DeploymentUtils;
import com.sun.enterprise.deployment.deploy.shared.Util;
import org.glassfish.deployment.common.GenericAnnotationDetector;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.ServiceLocator;
import javax.inject.Singleton;
import java.io.IOException;
import java.util.logging.Logger;
import javax.inject.Inject;
/**
* Detects rar type archives.
* It's rank can be set using system property {@link #RAR_DETECTOR_RANK_PROP}.
* Default rank is {@link #DEFAULT_RAR_DETECTOR_RANK}.
*
* @author sanjeeb.sahoo@oracle.com
*/
@Service(name = RarDetector.ARCHIVE_TYPE)
@Singleton
public class RarDetector implements ArchiveDetector {
private static final Class[] connectorAnnotations = new Class[]{
javax.resource.spi.Connector.class};
public static final String RAR_DETECTOR_RANK_PROP = "glassfish.rar.detector.rank";
public static final int DEFAULT_RAR_DETECTOR_RANK = 300;
public static final String ARCHIVE_TYPE = RarType.ARCHIVE_TYPE;
@Inject
private RarType archiveType;
@Inject
private ConnectorSniffer sniffer;
@Inject
private ServiceLocator services;
private ArchiveHandler archiveHandler; // lazy initialisation
private Logger logger = Logger.getLogger(getClass().getPackage().getName());
private static final String RA_XML = "META-INF/ra.xml";
private static final String RAR_EXTENSION = ".rar";
@Override
public int rank() {
return Integer.getInteger(RAR_DETECTOR_RANK_PROP, DEFAULT_RAR_DETECTOR_RANK);
}
@Override
public ArchiveHandler getArchiveHandler() {
synchronized (this) {
if (archiveHandler == null) {
try {
sniffer.setup(null, logger);
} catch (IOException e) {
throw new RuntimeException(e);
}
archiveHandler = services.getService(ArchiveHandler.class, ARCHIVE_TYPE);
}
return archiveHandler;
}
}
@Override
public ArchiveType getArchiveType() {
return archiveType;
}
/**
* {@inheritDoc}
*/
public boolean handles(ReadableArchive archive) throws IOException {
boolean handles = false;
try{
if (Util.getURIName(archive.getURI()).endsWith(RAR_EXTENSION)) {
return true;
}
handles = archive.exists(RA_XML);
}catch(IOException ioe){
//ignore
}
if (!handles && (archive instanceof FileArchive)) {
GenericAnnotationDetector detector =
new GenericAnnotationDetector(connectorAnnotations);
handles = detector.hasAnnotationInArchive(archive);
}
return handles;
}
}