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/*
* @(#) AutoDeployer.java
*
* Copyright 2000-2001 by iPlanet/Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of iPlanet/Sun Microsystems, Inc. ("Confidential Information").
* You shall not disclose such Confidential Information and shall
* use it only in accordance with the terms of the license
* agreement you entered into with iPlanet/Sun Microsystems.
*/
package com.sun.enterprise.server;
import java.io.File;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.instance.InstanceEnvironment;
import com.sun.enterprise.deployment.backend.DeploymentRequest;
import com.sun.enterprise.deployment.backend.DeploymentCommand;
import com.sun.enterprise.deployment.backend.DeployableObjectType;
import com.sun.enterprise.deployment.backend.Deployer;
import com.sun.enterprise.deployment.backend.DeployerFactory;
import com.sun.enterprise.deployment.backend.IASDeploymentException;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.sun.logging.LogDomains;
/**
* This class is a listener implementation of the auto deploy callbacks.
* When auto deploy monitor detects a new archive under the auto deploy
* directory, this class handles the callback from the monitor.
*
* @author Nazrul Islam
* @since JDK1.4
*/
class AutoDeployer implements MonitorListener {
/** logger for this auto deployer */
static Logger _logger=LogDomains.getLogger(LogDomains.CORE_LOGGER);
// ---- START OF MonitorListener METHOD -----------------------------------
/**
* No-op.
*
* @param entry monitored entry with a change in time stamp
*
* @return no-op; returns false
*/
public boolean reload(MonitorableEntry entry) {
return false;
}
/**
* Handles the callbacks from the auto deploy monitor.
*
* @param entry entry thats being monitored
* @param archive newly detected archive under the auto deploy directory
*
* @return true if deployed successfully
*/
public boolean deploy(MonitorableEntry entry, File archive) {
boolean status = false;
try {
DeploymentRequest req = deploy(archive);
// load/reload deployed application/stand alone module
// update the config context in server runtime
// notify admin server if necessary
status = true;
} catch (IASDeploymentException de) {
_logger.log(Level.WARNING, "core.exception", de);
status = false;
}
return status;
}
// ---- END OF MonitorListener METHOD -------------------------------------
/**
* Deploys the given archive. If it is already been deployed, this
* redeploys the application.
*
* @param archive archive to be deployed
* @return deployment request after the deployment; this provides
* information about the type of deployment being executed
* @throws IASDeploymentException if an error while deploying
*/
private DeploymentRequest deploy(File archive)
throws IASDeploymentException {
// instance environment for this server
InstanceEnvironment env =
ApplicationServer.getServerContext().getInstanceEnvironment();
// sets the type of the archive being deployed
DeployableObjectType type = null;
if ( FileUtils.isEar(archive) ) {
type = DeployableObjectType.APP;
} else if ( FileUtils.isJar(archive) ) {
type = DeployableObjectType.EJB;
} else if ( FileUtils.isWar(archive) ) {
type = DeployableObjectType.WEB;
} else if ( FileUtils.isRar(archive) ) {
type = DeployableObjectType.CONN;
}
// constructs a deploy request with the given type
DeploymentRequest req =
new DeploymentRequest(env, type, DeploymentCommand.DEPLOY);
// sets the archive that needs to be deployed
req.setFileSource(archive);
// application is registered with the name of the
// archive without extension
String fileName = archive.getName();
int dotIdx = fileName.indexOf(fileName);
String regName = fileName.substring(0, dotIdx);
req.setName(regName);
// sets the web context root
if (type.isWEB()) {
req.setContextRoot(regName);
}
// redeploys the app if already deployed
req.setForced(true);
// does the actual deployment
Deployer deployer = DeployerFactory.getDeployer(req);
deployer.doRequest();
// any clean up other than cleaner thread invocation
deployer.cleanup();
return req;
}
}
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