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Diffstat (limited to 'scripting/java/com/sun/star/script/framework/provider/java/ScriptProviderForJava.java')
| -rwxr-xr-x | scripting/java/com/sun/star/script/framework/provider/java/ScriptProviderForJava.java | 402 |
1 files changed, 402 insertions, 0 deletions
diff --git a/scripting/java/com/sun/star/script/framework/provider/java/ScriptProviderForJava.java b/scripting/java/com/sun/star/script/framework/provider/java/ScriptProviderForJava.java new file mode 100755 index 000000000000..14fcfa348137 --- /dev/null +++ b/scripting/java/com/sun/star/script/framework/provider/java/ScriptProviderForJava.java @@ -0,0 +1,402 @@ +/************************************************************************* +* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: ScriptProviderForJava.java,v $ + * $Revision: 1.10.6.1 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * +************************************************************************/ +package com.sun.star.script.framework.provider.java; + +import com.sun.star.frame.XModel; +import com.sun.star.comp.loader.FactoryHelper; +import com.sun.star.document.XScriptInvocationContext; +import com.sun.star.uno.XComponentContext; +import com.sun.star.lang.XMultiComponentFactory; +import com.sun.star.lang.XMultiServiceFactory; +import com.sun.star.lang.XSingleServiceFactory; +import com.sun.star.registry.XRegistryKey; +import com.sun.star.uno.Type; +import com.sun.star.uno.Any; + +import java.util.ArrayList; +import java.util.Map; +import java.net.MalformedURLException; + +import com.sun.star.script.provider.XScriptContext; +import com.sun.star.script.provider.XScript; +import com.sun.star.script.provider.ScriptExceptionRaisedException; +import com.sun.star.script.provider.ScriptFrameworkErrorException; +import com.sun.star.script.provider.ScriptFrameworkErrorType; + +import com.sun.star.script.framework.container.ScriptMetaData; + +import com.sun.star.script.framework.provider.*; +import com.sun.star.script.framework.log.LogUtils; +/** + * Description of the Class + * + * @author Noel Power + * @created August 2, 2002 + */ +public class ScriptProviderForJava +{ + /** + * Description of the Class + * + * @author Noel Power + * @created August 2, 2002 + */ + public static class _ScriptProviderForJava extends ScriptProvider + { + private Resolver m_resolutionPolicy = new StrictResolver(); + + public _ScriptProviderForJava( XComponentContext ctx ) + { + super (ctx, "Java"); + } + + public XScript getScript( /*IN*/String scriptURI ) + throws com.sun.star.uno.RuntimeException, + ScriptFrameworkErrorException + { + ScriptMetaData scriptData = null; + scriptData = getScriptData( scriptURI ); + ScriptImpl script = null; + try + { + script = new ScriptImpl( m_xContext, m_resolutionPolicy, scriptData, m_xModel, m_xInvocContext ); + return script; + } + catch ( com.sun.star.uno.RuntimeException re ) + { + throw new ScriptFrameworkErrorException( "Failed to create script object: " + re.getMessage(), + null, scriptData.getLanguageName(), language, ScriptFrameworkErrorType.UNKNOWN ); + } + + } + + public boolean hasScriptEditor() + { + return false; + } + + public ScriptEditor getScriptEditor() + { + return null; + } + } + + /** + * Returns a factory for creating the service. + * This method is called by the <code>JavaLoader</code> + * <p> + * + * @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 <code>XSingleServiceFactory</code> 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( ScriptProviderForJava._ScriptProviderForJava.class.getName() ) ) + { + xSingleServiceFactory = FactoryHelper.getServiceFactory( + ScriptProviderForJava._ScriptProviderForJava.class, + "com.sun.star.script.provider.ScriptProviderForJava", + multiFactory, + regKey ); + } + + return xSingleServiceFactory; + } + + + /** + * Writes the service information into the given registry key. + * This method is called by the <code>JavaLoader</code> + * <p> + * + * @param regKey the registryKey + * @return returns true if the operation succeeded + * @see com.sun.star.comp.loader.JavaLoader + */ + public static boolean __writeRegistryServiceInfo( XRegistryKey regKey ) + { + String impl = "com.sun.star.script.framework.provider.java." + + "ScriptProviderForJava$_ScriptProviderForJava"; + + String service1 = "com.sun.star.script.provider." + + "ScriptProvider"; + String service2 = "com.sun.star.script.provider." + + "LanguageScriptProvider"; + String service3 = "com.sun.star.script.provider." + + "ScriptProviderForJava"; + String service4 = "com.sun.star.script.browse." + + "BrowseNode"; + + if ( FactoryHelper.writeRegistryServiceInfo(impl, service1, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service2, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service3, regKey) && + FactoryHelper.writeRegistryServiceInfo(impl, service4, regKey) ) + { + return true; + } + return false; + } + +} + +class ScriptImpl implements XScript +{ + private ScriptMetaData metaData; + private XComponentContext m_xContext; + private XModel m_xModel; + private XScriptInvocationContext m_xInvocContext; + private XMultiComponentFactory m_xMultiComponentFactory; + private Resolver m_resolutionPolicy; + ScriptImpl( XComponentContext ctx, Resolver resolver, ScriptMetaData metaData, XModel xModel, XScriptInvocationContext xInvocContext ) throws com.sun.star.uno.RuntimeException + { + this.metaData = metaData; + this.m_xContext = ctx; + this.m_xModel = xModel; + this.m_xInvocContext = xInvocContext; + this.m_resolutionPolicy = resolver; + try + { + this.m_xMultiComponentFactory = m_xContext.getServiceManager(); + } + catch ( Exception e ) + { + LogUtils.DEBUG( LogUtils.getTrace( e ) ); + throw new com.sun.star.uno.RuntimeException( + "Error constructing ScriptProvider: " + + e.getMessage() ); + } + + LogUtils.DEBUG("ScriptImpl [java] script data = " + metaData ); + } + /** + * Invoke + * + * + * @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[] params, + /*OUT*/short[][] aOutParamIndex, + /*OUT*/Object[][] aOutParam ) + + throws ScriptFrameworkErrorException, com.sun.star.reflection.InvocationTargetException + { + LogUtils.DEBUG( "** ScriptProviderForJava::invoke: Starting..." ); + + // Initialise the out paramters - not used at the moment + aOutParamIndex[0] = new short[0]; + aOutParam[0] = new Object[0]; + + + Map languageProps = metaData.getLanguageProperties(); + + ScriptDescriptor scriptDesc = + new ScriptDescriptor( metaData.getLanguageName() ); + + ClassLoader scriptLoader = null; + + try { + LogUtils.DEBUG( "Classloader starting..." ); + scriptLoader = ClassLoaderFactory.getURLClassLoader( + metaData ); + LogUtils.DEBUG( "Classloader finished..." ); + } + catch (MalformedURLException mfe ) + { + // Framework error + throw new ScriptFrameworkErrorException( + mfe.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.MALFORMED_URL ); + } + catch (NoSuitableClassLoaderException ncl ) + { + // Framework error + throw new ScriptFrameworkErrorException( + ncl.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + catch (ArrayStoreException e ) + { + // Framework error + throw new ScriptFrameworkErrorException( + e.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + + ArrayList invocationArgList = new ArrayList(); + Object[] invocationArgs = null; + + LogUtils.DEBUG( "Parameter Mapping..." ); + + // Setup Context Object + XScriptContext xSc = ScriptContext.createContext(m_xModel, m_xInvocContext, + m_xContext, m_xMultiComponentFactory); + scriptDesc.addArgumentType( XScriptContext.class ); + invocationArgList.add( xSc ); + + for ( int i = 0; i < params.length; i++ ) + { + scriptDesc.addArgumentType( params[ i ].getClass() ); + invocationArgList.add( params[ i ] ); + } + + if ( !invocationArgList.isEmpty() ) + { + invocationArgs = invocationArgList.toArray(); + } + + + + LogUtils.DEBUG( "ScriptProxy starting... " ); + ScriptProxy script = null; + try + { + String className = metaData.getLanguageName().substring( 0, + metaData.getLanguageName().lastIndexOf( '.' ) ); + LogUtils.DEBUG( "About to load Class " + className + " starting... " ); + + long start = new java.util.Date().getTime(); + Class c = scriptLoader.loadClass( className ); + long end = new java.util.Date().getTime(); + + LogUtils.DEBUG("loadClass took: " + String.valueOf(end - start) + + "milliseconds"); + + try + { + LogUtils.DEBUG( "class loaded ... " ); + script = m_resolutionPolicy.getProxy( scriptDesc, c ); + LogUtils.DEBUG( "script resolved ... " ); + } + catch( NoSuchMethodException e ) + { + // Framework error + throw new ScriptFrameworkErrorException( + e.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.NO_SUCH_SCRIPT ); + } + } + catch ( ClassNotFoundException e ) + { + // Framework error + throw new ScriptFrameworkErrorException( + e.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.NO_SUCH_SCRIPT ); + } + + LogUtils.DEBUG( "Starting Invoke on Proxy ..." ); + Object result = null; + + try + { + long start = new java.util.Date().getTime(); + result = script.invoke( invocationArgs ); + long end = new java.util.Date().getTime(); + + LogUtils.DEBUG("invoke took: " + + String.valueOf(end - start) + "milliseconds"); + } + catch ( java.lang.IllegalArgumentException iae ) + { + throw new ScriptFrameworkErrorException( + iae.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + + } + catch ( java.lang.IllegalAccessException ia ) + { + throw new ScriptFrameworkErrorException( + ia.getMessage(), null, + metaData.getLanguageName(), metaData.getLanguage(), + ScriptFrameworkErrorType.UNKNOWN ); + } + catch ( java.lang.reflect.InvocationTargetException ite ) + { + Throwable targetException = ite.getTargetException(); + ScriptExceptionRaisedException se = + new ScriptExceptionRaisedException( + targetException.toString() ); + se.lineNum = -1; + se.scriptName = metaData.getLanguageName(); + se.language = "Java"; + se.exceptionType = targetException.getClass().getName(); + throw new com.sun.star.reflection.InvocationTargetException( + "Scripting Framework error executing script ", null, se ); + } + catch ( Exception unknown ) + { + ScriptExceptionRaisedException se = + new ScriptExceptionRaisedException( + unknown.toString() ); + se.lineNum = -1; + se.scriptName = metaData.getLanguageName(); + se.language = "Java"; + se.exceptionType = unknown.getClass().getName(); + throw new com.sun.star.reflection.InvocationTargetException( + "Scripting Framework error executing script ", null, se ); + } + if ( result == null ) + { + LogUtils.DEBUG( "Got Nothing Back" ); + // in the case where there is no return type + Any voidAny = new Any(new Type(), null); + result = voidAny; + } + else + { + LogUtils.DEBUG( "Got object " + result ); + } + return result; + } +} |