JavaLoader
*
*
* @param implName the name of the implementation for which a service is desired
* @param multiFactory the service manager to be used if needed
* @param regKey the registryKey
* @return returns a XSingleServiceFactory for creating
* the component
* @see com.sun.star.comp.loader.JavaLoader
*/
public static XSingleServiceFactory __getServiceFactory( String implName,
XMultiServiceFactory multiFactory,
XRegistryKey regKey )
{
XSingleServiceFactory xSingleServiceFactory = null;
if ( implName.equals( ScriptProviderForBeanShell.ScriptProviderForBeanShell_2.class.getName() ) )
{
xSingleServiceFactory = FactoryHelper.getServiceFactory(
ScriptProviderForBeanShell.ScriptProviderForBeanShell_2.class,
"com.sun.star.script.provider.ScriptProviderForBeanShell",
multiFactory,
regKey );
}
return xSingleServiceFactory;
}
}
class ScriptImpl implements XScript
{
private ScriptMetaData metaData;
private XComponentContext m_xContext;
private XMultiComponentFactory m_xMultiComponentFactory;
private XModel m_xModel;
private XScriptInvocationContext m_xInvocContext;
ScriptImpl( XComponentContext ctx, ScriptMetaData metaData, XModel xModel,
XScriptInvocationContext xContext ) throws com.sun.star.uno.RuntimeException
{
this.metaData = metaData;
this.m_xContext = ctx;
this.m_xModel = xModel;
this.m_xInvocContext = xContext;
try
{
this.m_xMultiComponentFactory = m_xContext.getServiceManager();
}
catch ( Exception e )
{
LogUtils.DEBUG( LogUtils.getTrace( e ) );
throw new com.sun.star.uno.RuntimeException(
"Error constructing ScriptImpl [beanshell]: "
+ e.getMessage() );
}
LogUtils.DEBUG("ScriptImpl [beanshell] script data = " + metaData );
}
/**
* documentStorageID and document reference
* for use in script name resolving
*
* @param aParams All parameters; pure, out params are
* undefined in sequence, i.e., the value
* has to be ignored by the callee
*
* @param aOutParamIndex Out indices
*
* @param aOutParam Out parameters
*
* @returns The value returned from the function
* being invoked
*
* @throws IllegalArgumentException If there is no matching script name
*
* @throws CannotConvertException If args do not match or cannot
* be converted the those of the
* invokee
*
* @throws InvocationTargetException If the running script throws
* an exception this information
* is captured and rethrown as
* this exception type.
*/
public Object invoke( /*IN*/Object[] aParams,
/*OUT*/short[][] aOutParamIndex,
/*OUT*/Object[][] aOutParam )
throws ScriptFrameworkErrorException,
InvocationTargetException
{
// Initialise the out parameters - not used at the moment
aOutParamIndex[0] = new short[0];
aOutParam[0] = new Object[0];
ClassLoader cl = null;
URL sourceUrl = null;
try {
cl = ClassLoaderFactory.getURLClassLoader( metaData );
sourceUrl = metaData.getSourceURL();
}
catch ( java.net.MalformedURLException mfu )
{
// Framework error
throw new ScriptFrameworkErrorException(
mfu.getMessage(), null,
metaData.getLanguageName(), metaData.getLanguage(),
ScriptFrameworkErrorType.MALFORMED_URL );
}
// Set class loader to be used for class files
// and jar files
Thread.currentThread().setContextClassLoader(cl);
Interpreter interpreter = new Interpreter();
interpreter.getNameSpace().clear();
// Set class loader to be used by interpreter
// to look for classes by source e.g. interpreter
// will use this classloader to search classpath
// for source file ( bla.java ) on import or reference
interpreter.setClassLoader(cl);
try {
interpreter.set("XSCRIPTCONTEXT",
ScriptContext.createContext(m_xModel, m_xInvocContext,
m_xContext, m_xMultiComponentFactory));
interpreter.set("ARGUMENTS", aParams);
}
catch (bsh.EvalError e) {
// Framework error setting up context
throw new ScriptFrameworkErrorException(
e.getMessage(), null,
metaData.getLanguageName(), metaData.getLanguage(),
ScriptFrameworkErrorType.UNKNOWN );
}
try {
String source = null;
Object result = null;
ScriptEditorForBeanShell editor =
ScriptEditorForBeanShell.getEditor(
sourceUrl );
if ( editor != null )
{
result = editor.execute();
if (result == null)
{
return new Any(new Type(), null);
}
return result;
}
metaData.loadSource();
source = metaData.getSource();
if ( source == null || source.length() == 0 )
{
throw new ScriptFrameworkErrorException(
"Failed to read script", null,
metaData.getLanguageName(), metaData.getLanguage(),
ScriptFrameworkErrorType.NO_SUCH_SCRIPT );
}
result = interpreter.eval( source );
if (result == null)
{
return new Any(new Type(), null);
}
return result;
}
catch ( bsh.ParseException pe )
{
throw new InvocationTargetException( "Beanshell failed to parse " + metaData.getLanguageName(), null, processBshException( pe, metaData.getLanguageName() ) );
}
catch ( bsh.TargetError te )
{
throw new InvocationTargetException( "Beanshell uncaught exception for " + metaData.getLanguageName(), null, processBshException( te, metaData.getLanguageName() ) );
}
catch ( bsh.EvalError ex )
{
throw new InvocationTargetException( "Beanshell error for " + metaData.getLanguageName(), null, processBshException( ex, metaData.getLanguageName() ) );
}
catch ( Exception e )
{
throw new ScriptFrameworkErrorException(
"Failed to read script", null,
metaData.getLanguageName(), metaData.getLanguage(),
ScriptFrameworkErrorType.UNKNOWN );
}
}
private void raiseEditor( int lineNum )
{
ScriptEditorForBeanShell editor = null;
try
{
URL sourceUrl = metaData.getSourceURL();
editor = ScriptEditorForBeanShell.getEditor( sourceUrl );
if ( editor == null )
{
editor = ScriptEditorForBeanShell.getEditor();
editor.edit(
ScriptContext.createContext(m_xModel, m_xInvocContext,
m_xContext, m_xMultiComponentFactory), metaData );
editor = ScriptEditorForBeanShell.getEditor( sourceUrl );
}
if ( editor != null )
{
editor.indicateErrorLine( lineNum );
}
}
catch( Exception ignore )
{
}
}
private ScriptErrorRaisedException processBshException( bsh.EvalError e, String script )
{
LogUtils.DEBUG("Beanshell error RAW message " + e.getMessage());
String message = e.getMessage();
int usefulInfoIndex = message.lastIndexOf("\' :" );
int lineNum = e.getErrorLineNumber();
raiseEditor( lineNum );
if ( usefulInfoIndex > -1 )
{
message = message.substring( usefulInfoIndex + 2 );
}
if ( e instanceof bsh.TargetError )
{
LogUtils.DEBUG("got instance of TargetError");
if ( usefulInfoIndex == -1 )
{
message = ( ( bsh.TargetError)e ).getTarget().getMessage();
}
String wrappedException = "";
String full = e.toString();
int index = full.indexOf( "Target exception:" );
if ( index > -1 )
{
String toParse = full.substring( index );
LogUtils.DEBUG("About to parse " + toParse );
StringTokenizer tokenizer = new StringTokenizer( full.substring( index ),":" );
if ( tokenizer.countTokens() > 2 )
{
LogUtils.DEBUG("First token = " + (String)tokenizer.nextElement());
wrappedException = (String)tokenizer.nextElement();
LogUtils.DEBUG("wrapped exception = = " + wrappedException );
}
}
ScriptExceptionRaisedException se = new ScriptExceptionRaisedException( message);
se.lineNum = lineNum;
se.scriptName = script;
se.exceptionType = wrappedException;
se.language = "BeanShell";
LogUtils.DEBUG("UnCaught Exception error: " );
LogUtils.DEBUG("\tscript: " + script );
LogUtils.DEBUG("\tline: " + lineNum );
LogUtils.DEBUG("\twrapped exception: " + wrappedException );
LogUtils.DEBUG("\tmessage: " + message );
return se;
}
else
{
LogUtils.DEBUG("Error or ParseError Exception error: " );
LogUtils.DEBUG("\tscript: " + script );
LogUtils.DEBUG("\tline: " + lineNum );
LogUtils.DEBUG("\tmessage: " + message );
return new ScriptErrorRaisedException( message, null, script, "BeanShell", lineNum );
}
}
}