/*******************************************************************************
* Copyright (c) 2006-2007 r-yu/xai
*
* Copyright (c) 2006-2007 Koji Hisano <hisano@gmail.com> - UBION Inc. Developer
* Copyright (c) 2006-2007 UBION Inc. <http://www.ubion.co.jp/>
*
* Copyright (c) 2006-2007 Skype Technologies S.A. <http://www.skype.com/>
*
* Skype4Java is licensed under either the Apache License, Version 2.0 or
* the Eclipse Public License v1.0.
* You may use it freely in commercial and non-commercial products.
* You may obtain a copy of the licenses at
*
* the Apache License - http://www.apache.org/licenses/LICENSE-2.0
* the Eclipse Public License - http://www.eclipse.org/legal/epl-v10.html
*
* If it is possible to cooperate with the publicity of Skype4Java, please add
* links to the Skype4Java web site <https://developer.skype.com/wiki/Java_API>
* in your web site or documents.
*
* Contributors:
* r-yu/xai - initial implementation
* Koji Hisano - changed Skype event dispatch thread to a deamon thread
* Gabriel Takeuchi - windows 64bit support added
******************************************************************************/
package com.skype.connector.win32;
import com.skype.connector.Connector;
import com.skype.connector.ConnectorException;
import com.skype.connector.ConnectorUtils;
import com.skype.connector.LoadLibraryException;
/**
* Implementation of a connector for Windows.
* This implementation uses a small dll to connect.
* The WindowsConnector uses SWT library.
* Choose wisely.
*/
public class Win32Connector extends Connector {
/** Status ATTACH_SUCCES value. */
private static final int ATTACH_SUCCESS = 0;
/** Status ATTACH_PENDING_AUTHORISATION value. */
private static final int ATTACH_PENDING_AUTHORIZATION = 1;
/** Status ATTACH_REFUSED value. */
private static final int ATTACH_REFUSED = 2;
/** Status ATTACH_NOT_AVAILABLE value. */
private static final int ATTACH_NOT_AVAILABLE = 3;
/** Status ATTACH_API_AVAILABLE value. */
private static final int ATTACH_API_AVAILABLE = 0x8001;
/** Filename of the DLL. */
private static final String LIB_FILENAME_FORMAT = "skype_%s.dll";
/** Singleton instance. */
private static Win32Connector instance = null;
/**
* Get singleton instance.
* @return instance.
*/
public static synchronized Connector getInstance() {
if(instance == null) {
instance = new Win32Connector();
try {
instance.initialize();
} catch (ConnectorException e) {
throw new IllegalStateException(e);
}
}
return (Connector) instance;
}
/** Thread. */
private Thread eventDispatcher = null;
/**
* Constructor.
*
*/
protected Win32Connector() {
}
/**
* Return the path of Skype.exe.
* @return absolute path to Skype.exe.
*/
public String getInstalledPath() {
return jni_getInstalledPath();
}
/**
* Initialize the connector.
* @param timeout maximum time in miliseconds to initialize.
* @throws LoadLibraryException
*/
protected void initializeImpl() {
// Loading DLL
final String osArch = System.getProperty("os.arch");
String libfilename = String.format(LIB_FILENAME_FORMAT, osArch);
try {
ConnectorUtils.loadLibrary(libfilename);
} catch (LoadLibraryException e) {
throw new IllegalStateException("It was impossible to load " + libfilename + " dll.", e);
}
// Initializing JNI
jni_init();
// Starting Window Thread
eventDispatcher = new Thread(new Runnable() {
public void run() {
jni_windowProc();
}
}, "SkypeBridge WindowProc Thread");
eventDispatcher.setDaemon(true);
eventDispatcher.start();
}
/**
* Connect to Skype client.
* @param timeout the maximum time in milliseconds to connect.
* @return Status the status after connecting.
* @throws ConnectorException when connection can not be established.
*/
protected Status connect(int timeout) throws ConnectorException {
try {
int retries = 3;
while(true) {
jni_connect();
long start = System.currentTimeMillis();
if(timeout <= System.currentTimeMillis() - start) {
setStatus(Status.NOT_RUNNING);
}
Status status = getStatus();
if(status != Status.PENDING_AUTHORIZATION && status != Status.NOT_RUNNING) {
return status;
}
if (retries <= 0)
return Status.NOT_RUNNING;
retries--;
Thread.sleep(1000);
}
} catch(InterruptedException e) {
throw new ConnectorException("Trying to connect was interrupted.", e);
}
}
/**
* Send applicationname to Skype client.
* @param applicationName The new Application name.
* @throws ConnectorException when Skype Client connection has gone bad.
*/
protected void sendApplicationName(final String applicationName) throws ConnectorException {
String command = "NAME " + applicationName;
execute(command, new String[] {command}, false);
}
/**
* Set the connector status.
* This method will be called by the native lib.
* @param status The new status.
*/
public void jni_onAttach(int status) {
switch(status) {
case ATTACH_PENDING_AUTHORIZATION:
setStatus(Status.PENDING_AUTHORIZATION);
break;
case ATTACH_SUCCESS:
setStatus(Status.ATTACHED);
break;
case ATTACH_REFUSED:
setStatus(Status.REFUSED);
break;
case ATTACH_NOT_AVAILABLE:
setStatus(Status.NOT_AVAILABLE);
break;
case ATTACH_API_AVAILABLE:
setStatus(Status.API_AVAILABLE);
break;
default:
setStatus(Status.NOT_RUNNING);
break;
}
}
/**
* This method gets called when the native lib has a message received.
* @param message The received message.
*/
public void jni_onSkypeMessage(String message) {
fireMessageReceived(message);
}
/**
* Clean up the connector and the native lib.
*/
protected void disposeImpl() {
// TODO WindowsConnector#disposeImpl()
throw new UnsupportedOperationException("WindowsConnector#disposeImpl() is not implemented yet.");
}
/**
* Send a command to the Skype client.
* @param command The command to send.
*/
protected void sendCommand(final String command) {
jni_sendMessage(command);
}
// for native
/**
* Native init method.
*/
private native void jni_init();
/**
* native event loop method.
*
*/
private native void jni_windowProc();
/**
* Native send message method.
* @param message The message to send.
*/
private native void jni_sendMessage(String message);
/***
* The native connect method.
*
*/
private native void jni_connect();
/**
* The native get installed path method.
* @return String with the absolute path to Skype.exe.
*/
private native String jni_getInstalledPath();
}