Files
libreoffice/odk/examples/DevelopersGuide/UCB/Helper.java
Vladimir Glazounov 5e34af850f INTEGRATION: CWS sdk02 (1.1.2); FILE ADDED
2003/05/09 11:36:40 jsc 1.1.2.1: #109045# insert new and remove example zip file
2003-06-10 09:43:24 +00:00

256 lines
8.4 KiB
Java

// base classes
import java.util.Vector;
import java.io.File;
import java.io.FileOutputStream;
import java.net.URL;
import com.sun.star.uno.XInterface;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import com.sun.star.ucb.*;
import com.sun.star.lang.*;
// factory for creating components
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.bridge.XUnoUrlResolver;
// Exceptions
import com.sun.star.uno.RuntimeException;
import com.sun.star.container.NoSuchElementException;
import com.sun.star.beans.UnknownPropertyException;
import com.sun.star.lang.IndexOutOfBoundsException;
/**
* Helper for creating a new connection with the specific args to a running office.
*/
public class Helper {
/**
* Member properties
*/
private XInterface m_ucb = null;
private String m_connectString = null;
private String m_contenturl = null;
/**
* Constructor, create a new connection (ucb) with the specific arguments
* to a running office.
*
*@param String Connect string. Example : -connect=socket,host=localhost,port=8100
*@param String Connect URL. Example : -url=file:///
*@exception java.lang.Exception
*/
public Helper( String connect, String url ) throws java.lang.Exception {
m_connectString = connect;
m_contenturl = url;
if ( m_connectString == null || m_connectString.equals( "" )) {
throw new Exception( "ERROR : Connect String not found. See Help " +
"( Arguments: -? or -help )." );
}
// Create a new xXCB
m_ucb = createUCB(
"uno:" + m_connectString + ";urp;StarOffice.ServiceManager" );
}
/**
* Returns created identifier object for given URL..
*
*@return XContent Created identifier object for given URL
*@exception java.lang.Exception
*/
public XContent createUCBContent() throws java.lang.Exception {
return createUCBContent( getContentURL() );
}
/**
* Returned created identifier object for given URL.
*
*@param String Connect URL. Example : -url=file:///
*@return XContent Created identifier object for given URL
*@exception java.lang.Exception
*/
public XContent createUCBContent( String connectURL ) throws java.lang.Exception {
XContent content = null;
if ( connectURL != null && !connectURL.equals( "" )) {
// Obtain required UCB interfaces...
XContentIdentifierFactory idFactory
= ( XContentIdentifierFactory )UnoRuntime.queryInterface(
XContentIdentifierFactory.class, m_ucb );
XContentProvider provider
= ( XContentProvider )UnoRuntime.queryInterface(
XContentProvider.class, m_ucb );
// Create identifier object for given URL.
XContentIdentifier id = idFactory.createContentIdentifier( connectURL );
content = provider.queryContent( id );
}
return content;
}
/**
* Connect to a running office that is accepting a connection
* then return the ServiceManager to instantiate office components
*
*@param String Connect string. Example : -connect=socket,host=localhost,port=8100
*@return XMultiServiceFactory
*@exception com.sun.star.uno.Exception
*@exception java.lang.Exception
*/
public XInterface createUCB( String connectString )
throws com.sun.star.uno.Exception, java.lang.Exception {
// Get component context
XComponentContext xcomponentcontext =
com.sun.star.comp.helper.Bootstrap.createInitialComponentContext(
null );
// Initializing serviceManager
XMultiComponentFactory localServiceManager = xcomponentcontext.getServiceManager();
XUnoUrlResolver URLResolver = (XUnoUrlResolver) UnoRuntime.queryInterface(
XUnoUrlResolver.class,
localServiceManager.createInstanceWithContext(
"com.sun.star.bridge.UnoUrlResolver",
xcomponentcontext ) );
XMultiServiceFactory serviceManager = (XMultiServiceFactory) UnoRuntime.queryInterface(
XMultiServiceFactory.class,
URLResolver.resolve( connectString ) );
XInterface ucb = ( XInterface )UnoRuntime.queryInterface(
XInterface.class,
serviceManager.createInstance( "com.sun.star.ucb.UniversalContentBroker" ));
return ucb;
}
/**
* Get ucb instance.
*
*@return XInterface That contains the ucb instance
*/
public XInterface getUCB() {
return m_ucb;
}
/**
* Get connect string.
*
*@return String That contains the connect string
*/
public String getConnectString() {
return m_connectString;
}
/**
* Get connect URL.
*
*@return String That contains the connect URL
*/
public String getContentURL() {
return m_contenturl;
}
/**
* Executes a command.
*
*param XInterface
*param String
*param Object
*@return Object The result according to the specification of the command.
*@exception com.sun.star.ucb.CommandAbortedException
*@exception com.sun.star.uno.Exception
*/
Object executeCommand( XInterface ifc, String commandName, Object argument )
throws com.sun.star.ucb.CommandAbortedException, com.sun.star.uno.Exception {
/////////////////////////////////////////////////////////////////////
// Obtain command processor interface from given content.
/////////////////////////////////////////////////////////////////////
XCommandProcessor cmdProcessor
= (XCommandProcessor)UnoRuntime.queryInterface(
XCommandProcessor.class, ifc );
/////////////////////////////////////////////////////////////////////
// Assemble command to execute.
/////////////////////////////////////////////////////////////////////
Command command = new Command();
command.Name = commandName;
command.Handle = -1; // not available
command.Argument = argument;
// Note: throws CommandAbortedException, Exception
return cmdProcessor.execute( command, 0, null );
}
public static String getCurrentDirAsAbsoluteFileURL()
{
try
{
File file = new File( "" );
String url = file.toURL().toString();
if ( url.charAt( 6 ) != '/' ) { // file:/xxx vs. file:///xxxx
StringBuffer buf = new StringBuffer( "file:///" );
buf.append( url.substring( 6 ) );
if ( !url.endsWith( "/" ) )
buf.append( '/' );
url = buf.toString();
}
return url;
}
catch ( java.net.MalformedURLException e )
{
e.printStackTrace();
}
return new String();
}
public static String getAbsoluteFileURL( String relativeURL )
{
StringBuffer buf = new StringBuffer( getCurrentDirAsAbsoluteFileURL() );
buf.append( relativeURL );
return buf.toString();
}
public static String createTargetDataFile()
{
try
{
StringBuffer buf = new StringBuffer( "data-" );
buf.append( System.currentTimeMillis() );
File file = new File( buf.toString() );
String url = file.toURL().toString();
if ( url.charAt( 6 ) != '/' ) { // file:/xxx vs. file:///xxxx
StringBuffer buf1 = new StringBuffer( "file:///" );
buf1.append( url.substring( 6 ) );
url = buf1.toString();
}
try
{
file.createNewFile();
String content = new String(
"This is the content of a sample data file." );
FileOutputStream stream = new FileOutputStream( file );
stream.write( content.getBytes() );
stream.close();
}
// catch ( java.io.FileNotFoundException e ) {}
catch ( java.io.IOException e )
{
e.printStackTrace();
}
return url;
}
catch ( java.net.MalformedURLException e )
{
e.printStackTrace();
}
return new String();
}
}