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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.ote.service.core;
import java.net.InetAddress;
import java.rmi.RemoteException;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantLock;
import java.util.logging.Level;
import org.eclipse.osee.connection.service.IServiceConnector;
import org.eclipse.osee.framework.logging.OseeLevel;
import org.eclipse.osee.framework.logging.OseeLog;
import org.eclipse.osee.framework.messaging.Message;
import org.eclipse.osee.framework.plugin.core.util.ExportClassLoader;
import org.eclipse.osee.ote.core.AbstractRemoteSession;
import org.eclipse.osee.ote.core.ConnectionRequestResult;
import org.eclipse.osee.ote.core.IRemoteUserSession;
import org.eclipse.osee.ote.core.OSEEPerson1_4;
import org.eclipse.osee.ote.core.environment.TestEnvironmentConfig;
import org.eclipse.osee.ote.core.environment.interfaces.IHostTestEnvironment;
import org.eclipse.osee.ote.core.framework.prompt.IPassFailPromptResponse;
import org.eclipse.osee.ote.core.framework.prompt.IResumeResponse;
import org.eclipse.osee.ote.core.framework.prompt.IUserInputPromptResponse;
import org.eclipse.osee.ote.core.framework.prompt.IYesNoPromptResponse;
import org.eclipse.osee.ote.service.Activator;
import org.eclipse.osee.ote.service.SessionDelegate;
/**
* @author Ken J. Aguilar
*/
public class ClientSession extends AbstractRemoteSession {
private static final int TIMEOUT = 1; // 1 minute timeout
private static final String LOCK_ERROR_MSG = "could not acquire lock";
private final InetAddress address;
private SessionDelegate sessionDelegate = null;
private final ReentrantLock lock = new ReentrantLock();
private final OteClientEndpointReceive receive;
public ClientSession(OSEEPerson1_4 user, InetAddress address, OteClientEndpointReceive receive) {
super(user);
this.address = address;
this.receive = receive;
Activator.log(Level.INFO,
String.format("Created OTE session for %s. Address=%s\n ", user.getName(), address.toString()));
}
@Override
public String getAddress() throws RemoteException {
return address.getHostAddress();
}
@Override
public byte[] getFile(String workspacePath) throws RemoteException {
if (sessionDelegate != null) {
try {
return sessionDelegate.getFile(workspacePath);
} catch (Exception ex) {
throw new RemoteException("failed to get the file " + workspacePath, ex);
}
}
throw new IllegalStateException("session delegate not set");
}
@Override
public long getFileDate(String workspacePath) throws RemoteException {
if (sessionDelegate != null) {
try {
return sessionDelegate.getFileDate(workspacePath);
} catch (Exception ex) {
throw new RemoteException("failed to get the file date" + workspacePath, ex);
}
}
throw new IllegalStateException("session delegate not set");
}
@Override
public boolean isAlive() throws RemoteException {
try {
if (lock.tryLock(TIMEOUT, TimeUnit.MINUTES)) {
try {
return true;
} finally {
lock.unlock();
}
}
return false;
} catch (InterruptedException ex) {
throw new RemoteException(LOCK_ERROR_MSG, ex);
}
}
@Override
public void initiateInformationalPrompt(String message) throws RemoteException {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.handleInformationPrompt(message);
} catch (Exception ex) {
System.out.println(message);
}
}
@Override
public void initiatePassFailPrompt(IPassFailPromptResponse prompt) throws RemoteException {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.handlePassFail(prompt);
} catch (Exception ex) {
throw new RemoteException("exception initiating prompt", ex);
}
}
@Override
public void initiateResumePrompt(IResumeResponse prompt) throws RemoteException {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.handlePause(prompt);
} catch (Exception ex) {
throw new RemoteException("exception initiating prompt", ex);
}
}
@Override
public void cancelPrompts() throws RemoteException {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.cancelPrompts();
} catch (Exception ex) {
throw new RemoteException("exception canceling prompt", ex);
}
}
@Override
public void initiateUserInputPrompt(IUserInputPromptResponse prompt) throws RemoteException {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.handleUserInput(prompt);
} catch (Exception ex) {
throw new RemoteException("exception initiating prompt", ex);
}
}
/**
* this must be called prior to establishing a test host connection
*/
synchronized void setSessionDelegate(SessionDelegate sessionDelegate) {
// intentionally package-private
this.sessionDelegate = sessionDelegate;
}
/**
* closes this session
*/
void close() {
}
TestHostConnection connect(IServiceConnector connector, IHostTestEnvironment testHost, TestEnvironmentConfig config) throws Exception {
// intentionally package-private
if (lock.tryLock(TIMEOUT, TimeUnit.MINUTES)) {
try {
IRemoteUserSession exportedSession = (IRemoteUserSession) connector.export(this);
UUID id = UUID.randomUUID();
Thread.currentThread().setContextClassLoader(ExportClassLoader.getInstance());
ConnectionRequestResult result = testHost.requestEnvironment(exportedSession, id, config);
if (result.getStatus().getStatus()) {
return new TestHostConnection(connector, testHost, result.getEnvironment(), result.getSessionKey());
} else {
OseeLog.log(Activator.class, OseeLevel.SEVERE_POPUP, "Error Connecting to the OTE Test Server.",
new Exception(result.getStatus().getMessage()));
}
return null;
} finally {
lock.unlock();
}
}
throw new IllegalStateException(LOCK_ERROR_MSG);
}
void disconnect(TestHostConnection connection) throws InterruptedException, RemoteException {
// intentionally package-private
if (lock.tryLock(TIMEOUT, TimeUnit.MINUTES)) {
try {
connection.endConnection();
return;
} finally {
lock.unlock();
}
}
throw new IllegalStateException(LOCK_ERROR_MSG);
}
@Override
public void sendMessageToClient(Message message) throws RemoteException {
receive.receivedMessage(message);
}
@Override
public void initiateYesNoPrompt(IYesNoPromptResponse prompt) throws Exception {
assert sessionDelegate != null : "delegate is null";
try {
sessionDelegate.handleYesNo(prompt);
} catch (Exception ex) {
throw new RemoteException("exception initiating prompt", ex);
}
}
}
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