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 final ScriptMetaData metaData;
private final XComponentContext m_xContext;
private XMultiComponentFactory m_xMultiComponentFactory;
private final XModel m_xModel;
private final 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) {
throw new com.sun.star.uno.RuntimeException(e);
}
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
*
* @return The value returned from the function
* being invoked
*
* @throws IllegalArgumentException If there is no matching script name
*
* @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 {
Object result;
ScriptEditorForBeanShell editor =
ScriptEditorForBeanShell.getEditor(sourceUrl);
if (editor != null) {
result = editor.execute();
if (result == null) {
return new Any(new Type(), null);
}
return result;
}
metaData.loadSource();
String 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) {
try {
URL sourceUrl = metaData.getSourceURL();
ScriptEditorForBeanShell 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 (java.net.MalformedURLException 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 = " + tokenizer.nextToken());
wrappedException = tokenizer.nextToken();
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);
}
}
}