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// base classes
import com.sun.star.uno.UnoRuntime;
// factory for creating components
import com.sun.star.beans.PropertyValue;
import com.sun.star.bridge.XUnoUrlResolver;
import com.sun.star.frame.XComponentLoader;
import com.sun.star.frame.XDesktop;
import com.sun.star.frame.XModel;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.uno.XInterface;
// Exceptions
import com.sun.star.uno.RuntimeException;
/** @descr This class establishes a connection to a StarOffice application.
*/
public class OfficeConnection
{
public OfficeConnection (int nPortNumber)
{
mnDefaultPort = nPortNumber;
connect ();
}
/** @descr Return the service manager that represents the connected
StarOffice application
*/
public XMultiServiceFactory getServiceManager ()
{
if ( ! mbInitialized)
connect ();
return maServiceManager;
}
/** @descr Return a flag that indicates if the constructor has been able to
establish a valid connection.
*/
public boolean connectionIsValid ()
{
return getServiceManager() != null;
}
/** @descr Connect to a already running StarOffice application.
*/
private void connect ()
{
connect (msDefaultHost, mnDefaultPort);
}
private void connect (String hostname)
{
connect (hostname, mnDefaultPort);
}
/** @descr Connect to a already running StarOffice application that has
been started with a command line argument like
"-accept=socket,host=localhost,port=5678;urp;"
*/
private void connect (String hostname, int portnumber)
{
mbInitialized = true;
// Set up connection string.
String sConnectString = "uno:socket,host=" + hostname + ",port=" + portnumber
+ ";urp;StarOffice.ServiceManager";
// connect to a running office and get the ServiceManager
try
{
// Create a URL Resolver.
XMultiServiceFactory aLocalServiceManager =
com.sun.star.comp.helper.Bootstrap.createSimpleServiceManager();
XUnoUrlResolver aURLResolver = (XUnoUrlResolver) UnoRuntime.queryInterface (
XUnoUrlResolver.class,
aLocalServiceManager.createInstance ("com.sun.star.bridge.UnoUrlResolver")
);
maServiceManager = (XMultiServiceFactory) UnoRuntime.queryInterface (
XMultiServiceFactory.class,
aURLResolver.resolve (sConnectString)
);
}
catch (Exception e)
{
MessageArea.println ("Could not connect with " + sConnectString + " : " + e);
MessageArea.println ("Please start OpenOffice/StarOffice with "
+ "\"-accept=socket,host=localhost,port=5678;urp;\"");
}
}
private int mnDefaultPort = 5678;
private final String msDefaultHost = "localhost";
private XMultiServiceFactory maServiceManager = null;
/** A value of true just indicates that it has been tried to establish a connection,
not that that has been successfull.
*/
private boolean mbInitialized = false;
}
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