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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2013 Oracle and/or its affiliates. All rights reserved.
*
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* and Distribution License("CDDL") (collectively, the "License"). You
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
*
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* file and include the License file at packager/legal/LICENSE.txt.
*
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*
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package org.glassfish.deployapi;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;
import java.net.URLClassLoader;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.logging.LogRecord;
import javax.enterprise.deploy.shared.factories.DeploymentFactoryManager;
import javax.enterprise.deploy.spi.factories.DeploymentFactory;
import org.glassfish.deployment.common.DeploymentUtils;
import com.sun.enterprise.util.shared.ArchivistUtils;
import org.glassfish.logging.annotation.LogMessageInfo;
/**
* This singleton object is responsible to resolving all the
* DeploymentManagerFactory installed in the RI and register
* them to the DeploymentManagerFactory
*
* @author Jerome Dochez
*/
public class DeploymentFactoryInstaller {
private static DeploymentFactoryInstaller dfInstaller = null;
private final String J2EE_DEPLOYMENT_MANAGER_REPOSITORY = "lib" + File.separator + "deployment";
private static final String J2EE_DEPLOYMENT_MANAGER = "J2EE-DeploymentFactory-Implementation-Class";
private static final String J2EE_HOME = "com.sun.enterprise.home";
public static final Logger deplLogger = org.glassfish.deployment.client.AbstractDeploymentFacility.deplLogger;
@LogMessageInfo(message = "Deployment manager load failure. Unable to find {0}",cause="A deployment manager is not available.",action="Correct the reference to the deployment manager.", level="SEVERE")
private static final String NO_DEPLOYMENT_MANAGER = "AS-DEPLOYMENT-04018";
/** Creates a single instance of DeploymentManagerFactoryResolver */
private DeploymentFactoryInstaller() {
}
public static DeploymentFactoryInstaller getInstaller() {
if (dfInstaller==null) {
DeploymentFactoryInstaller tmpInstaller = new DeploymentFactoryInstaller();
tmpInstaller.initialize();
dfInstaller = tmpInstaller; // The use of tmpInstaller insures that dfInstaller is not available to other threads until it is initialized
}
return dfInstaller;
}
/**
* @return a list of installed deployment manager
* implementation archives
*/
public File[] getListOfDeploymentFactoryFiles() {
File repository = new File(System.getProperty("com.sun.aas.installRoot")+File.separator+
J2EE_DEPLOYMENT_MANAGER_REPOSITORY);
if (deplLogger.isLoggable(Level.FINE)) {
deplLogger.fine("J2EE Deployment factory repository = "
+ repository.getAbsolutePath());
}
if (!repository.exists()) {
deplLogger.log(Level.SEVERE,
NO_DEPLOYMENT_MANAGER,
repository.getAbsolutePath());
return null;
}
return repository.listFiles();
}
/**
* Add a new deployment manager to our respository
*/
public void addDeploymentFactory(File newDM) throws IOException {
int number=1;
// copy to the right location...
File repository = new File(System.getProperty(J2EE_HOME)+File.separator+
J2EE_DEPLOYMENT_MANAGER_REPOSITORY);
File to = new File(repository, newDM.getName());
while (to.exists()) {
to = new File(repository, newDM.getName()+number);
number++;
}
ArchivistUtils.copy(
new BufferedInputStream(new FileInputStream(newDM)),
new BufferedOutputStream(new FileOutputStream(to)));
installDeploymentFactory(to);
}
protected void installDeploymentFactory(final File installedDM) throws IOException {
if (deplLogger.isLoggable(Level.FINE)) {
deplLogger.fine("Installing Deployment factory = "
+ installedDM.getAbsolutePath());
}
// let's check first that we indeed have a valid
// deployment manager implementation
/*
*Declare the JarFile and Manifest but populate them inside the first try block. This way the
*jar file can be closed right away to conserve resources.
*/
Manifest m = null;
JarFile jarFile = new JarFile(installedDM);
try {
m = jarFile.getManifest();
} finally {
jarFile.close();
}
String className = m.getMainAttributes().getValue(J2EE_DEPLOYMENT_MANAGER);
final URL[] urls = new URL[]{installedDM.toURI().toURL()};
URLClassLoader urlClassLoader;
urlClassLoader = AccessController.doPrivileged(new PrivilegedAction() {
public URLClassLoader run() {
return new java.net.URLClassLoader(urls, getClass().getClassLoader());
}
});
Class factory = null;
try {
factory=urlClassLoader.loadClass(className);
} catch (ClassNotFoundException cnfe) {
deplLogger.log(Level.SEVERE,
NO_DEPLOYMENT_MANAGER,
className);
throw new IllegalArgumentException(className + " is not present in the " + installedDM.getName());
}
// Ok we have the class, let's instanciate it, check it and
// if everything is fine, register it to the DeploymentFactoryManager
Object df = null;
try {
df = factory.newInstance();
} catch (Exception ie) {
LogRecord lr = new LogRecord(Level.SEVERE, NO_DEPLOYMENT_MANAGER);
Object args[] = { className };
lr.setParameters(args);
lr.setThrown(ie);
deplLogger.log(lr);
throw new IllegalArgumentException("Cannot install " + installedDM.getName());
}
if (df instanceof DeploymentFactory) {
DeploymentFactoryManager.getInstance().registerDeploymentFactory((DeploymentFactory) df);
} else {
throw new IllegalArgumentException("The " + className +
" declared as a DeploymentFactory does implement the DeploymentFactory interface");
}
}
protected void initialize() {
File[] elligibleFiles = getListOfDeploymentFactoryFiles();
if (elligibleFiles==null) {
return;
}
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