office-gobmx/odk/examples/java/MinimalComponent/MinimalComponent.java

175 lines
7.4 KiB
Java

/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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import com.sun.star.lib.uno.helper.Factory;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.lang.XSingleComponentFactory;
import com.sun.star.lib.uno.helper.WeakBase;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import com.sun.star.registry.XRegistryKey;
import com.sun.star.lang.XInitialization;
import com.sun.star.lang.XTypeProvider;
import com.sun.star.lang.XServiceInfo;
import com.sun.star.uno.Type;
/** This class capsulates the class, that implements the minimal component, a
* factory for creating the service (<CODE>__getComponentFactory</CODE>) and a
* method, that writes the information into the given registry key
* (<CODE>__writeRegistryServiceInfo</CODE>).
*/
public class MinimalComponent {
/** This class implements the component. At least the interfaces XServiceInfo,
* XTypeProvider, and XInitialization should be provided by the service.
*/
public static class _MinimalComponent extends WeakBase
implements XInitialization, XServiceInfo {
/** The service name, that must be used to get an instance of this service.
*/
static private final String __serviceName =
"org.openoffice.MinimalComponent";
/** The initial component contextr, that gives access to
* the service manager, supported singletons, ...
* It's often later used
*/
private XComponentContext m_cmpCtx;
/** The service manager, that gives access to all registered services.
* It's often later used
*/
private XMultiComponentFactory m_xMCF;
/** The constructor of the inner class has a XMultiServiceFactory parameter.
* @param xmultiservicefactoryInitialization A special service factory
* could be introduced while initializing.
*/
public _MinimalComponent(XComponentContext xCompContext) {
try {
m_cmpCtx = xCompContext;
m_xMCF = m_cmpCtx.getServiceManager();
}
catch( Exception e ) {
e.printStackTrace();
}
}
/** This method is a member of the interface for initializing an object
* directly after its creation.
* @param object This array of arbitrary objects will be passed to the
* component after its creation.
* @throws Exception Every exception will not be handled, but will be
* passed to the caller.
*/
public void initialize( Object[] object )
throws com.sun.star.uno.Exception {
/* The component describes what arguments its expected and in which
* order!At this point you can read the objects and can intialize
* your component using these objects.
*/
}
/** This method returns an array of all supported service names.
* @return Array of supported service names.
*/
public String[] getSupportedServiceNames() {
return getServiceNames();
}
/** This method is a simple helper function to used in the
* static component initialisation functions as well as in
* getSupportedServiceNames.
*/
public static String[] getServiceNames() {
String[] sSupportedServiceNames = { __serviceName };
return sSupportedServiceNames;
}
/** This method returns true, if the given service will be
* supported by the component.
* @param sServiceName Service name.
* @return True, if the given service name will be supported.
*/
public boolean supportsService( String sServiceName ) {
return sServiceName.equals( __serviceName );
}
/** Return the class name of the component.
* @return Class name of the component.
*/
public String getImplementationName() {
return _MinimalComponent.class.getName();
}
}
/**
* Gives a factory for creating the service.
* This method is called by the <code>JavaLoader</code>
* <p>
* @return returns a <code>XSingleComponentFactory</code> for creating
* the component
* @param sImplName the name of the implementation for which a
* service is desired
* @see com.sun.star.comp.loader.JavaLoader
*/
public static XSingleComponentFactory __getComponentFactory(String sImplName)
{
XSingleComponentFactory xFactory = null;
if ( sImplName.equals( _MinimalComponent.class.getName() ) )
xFactory = Factory.createComponentFactory(_MinimalComponent.class,
_MinimalComponent.getServiceNames());
return xFactory;
}
/**
* Writes the service information into the given registry key.
* This method is called by the <code>JavaLoader</code>
* <p>
* @return returns true if the operation succeeded
* @param regKey the registryKey
* @see com.sun.star.comp.loader.JavaLoader
*/
// This method not longer necessary since OOo 3.4 where the component registration
// was changed to passive component registration. For more details see
// http://wiki.services.openoffice.org/wiki/Passive_Component_Registration
// public static boolean __writeRegistryServiceInfo(XRegistryKey regKey) {
// return Factory.writeRegistryServiceInfo(_MinimalComponent.class.getName(),
// _MinimalComponent.getServiceNames(),
// regKey);
// }
}