/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: CallQueryWizard.java,v $
*
* $Revision: 1.4.122.1 $
*
* last change: $Author: kz $ $Date: 2008/01/18 12:39:45 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
package com.sun.star.wizards.query;
import com.sun.star.beans.PropertyAttribute;
import com.sun.star.beans.PropertyValue;
import com.sun.star.lang.XComponent;
import com.sun.star.uno.Type;
import com.sun.star.wizards.common.Properties;
/** This class capsulates the class, that implements the minimal component, a
* factory for creating the service (<CODE>__getServiceFactory</CODE>) and a
* method, that writes the information into the given registry key
* (<CODE>__writeRegistryServiceInfo</CODE>).
* @author Bertram Nolte
*/
public class CallQueryWizard {
/** Gives a factory for creating the service.
* This method is called by the <code>JavaLoader</code>
* <p>
* @return Returns a <code>XSingleServiceFactory</code> for creating the
* component.
* @see com.sun.star.comp.loader.JavaLoader#
* @param stringImplementationName The implementation name of the component.
* @param xmultiservicefactory The service manager, who gives access to every
* known service.
* @param xregistrykey Makes structural information (except regarding tree
* structures) of a single
* registry key accessible.
*/
public static com.sun.star.lang.XSingleServiceFactory __getServiceFactory(String stringImplementationName, com.sun.star.lang.XMultiServiceFactory xMSF, com.sun.star.registry.XRegistryKey xregistrykey) {
com.sun.star.lang.XSingleServiceFactory xsingleservicefactory = null;
if (stringImplementationName.equals(QueryWizardImplementation.class.getName()))
xsingleservicefactory = com.sun.star.comp.loader.FactoryHelper.getServiceFactory(QueryWizardImplementation.class, QueryWizardImplementation.__serviceName, xMSF, xregistrykey);
return xsingleservicefactory;
}
/** Writes the service information into the given registry key.
* This method is called by the <code>JavaLoader</code>.
* @return returns true if the operation succeeded
* @see com.sun.star.comp.loader.JavaLoader#
* @param xregistrykey Makes structural information (except regarding tree
* structures) of a single
* registry key accessible.
*/
public static boolean __writeRegistryServiceInfo(com.sun.star.registry.XRegistryKey xregistrykey) {
return com.sun.star.comp.loader.FactoryHelper.writeRegistryServiceInfo(QueryWizardImplementation.class.getName(), QueryWizardImplementation.__serviceName, xregistrykey);
}
/** This class implements the component. At least the interfaces XServiceInfo,
* XTypeProvider, and XInitialization should be provided by the service.
*/
public static class QueryWizardImplementation extends com.sun.star.lib.uno.helper.PropertySet implements com.sun.star.lang.XInitialization, com.sun.star.lang.XServiceInfo, com.sun.star.lang.XTypeProvider, com.sun.star.task.XJobExecutor {
PropertyValue[] databaseproperties;
public XComponent Document = null;
public XComponent DocumentDefinition = null;
/** The constructor of the inner class has a XMultiServiceFactory parameter.
* @param xmultiservicefactoryInitialization A special service factory
* could be introduced while initializing.
*/
public QueryWizardImplementation(com.sun.star.lang.XMultiServiceFactory xmultiservicefactoryInitialization) {
super();
xmultiservicefactory = xmultiservicefactoryInitialization;
registerProperty("Document", (short)(PropertyAttribute.READONLY|PropertyAttribute.MAYBEVOID));
registerProperty("DocumentDefinition", (short)(PropertyAttribute.READONLY|PropertyAttribute.MAYBEVOID));
}
public void trigger(String sEvent) {
try {
if (sEvent.compareTo("start") == 0) {
QueryWizard CurQueryWizard = new QueryWizard(xmultiservicefactory);
XComponent[] obj = CurQueryWizard.startQueryWizard(xmultiservicefactory, databaseproperties);
if ( obj != null ){
DocumentDefinition = obj[1];
Document = obj[0];
}
CurQueryWizard = null;
}
else if (sEvent.compareTo("end") == 0) {
DocumentDefinition = null;
Document = null;
databaseproperties = null;
}
} catch (Exception exception) {
System.err.println(exception);
}
System.gc();
}
/** The service name, that must be used to get an instance of this service.
*/
private static final String __serviceName = "com.sun.star.wizards.query.CallQueryWizard";
/** The service manager, that gives access to all registered services.
*/
private com.sun.star.lang.XMultiServiceFactory xmultiservicefactory;
/** 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 {
databaseproperties = Properties.convertToPropertyValueArray(object);
}
/** This method returns an array of all supported service names.
* @return Array of supported service names.
*/
public java.lang.String[] getSupportedServiceNames() {
String[] stringSupportedServiceNames = new String[1];
stringSupportedServiceNames[0] = __serviceName;
return (stringSupportedServiceNames);
}
/** This method returns true, if the given service will be
* supported by the component.
* @param stringService Service name.
* @return True, if the given service name will be supported.
*/
public boolean supportsService(String stringService) {
boolean booleanSupportsService = false;
if (stringService.equals(__serviceName)) {
booleanSupportsService = true;
}
return (booleanSupportsService);
}
/** This method returns an array of bytes, that can be used to
* unambiguously distinguish between two sets of types, e.g.
* to realise hashing functionality when the object is introspected.
* Two objects that return the same ID also have to return
* the same set of types in getTypes(). If an unique
* implementation Id cannot be provided this method has to
* return an empty sequence. Important: If the object
* aggregates other objects the ID has to be unique for the
* whole combination of objects.
* @return Array of bytes, in order to distinguish between two sets.
*/
public byte[] getImplementationId() {
byte[] byteReturn = {
};
try {
byteReturn = new String("" + this.hashCode()).getBytes();
} catch (Exception exception) {
System.err.println(exception);
}
return (byteReturn);
}
/** Return the class name of the component.
* @return Class name of the component.
*/
public java.lang.String getImplementationName() {
return (QueryWizardImplementation.class.getName());
}
/** Provides a sequence of all types (usually interface types)
* provided by the object.
* @return Sequence of all types (usually interface types) provided by the
* service.
*/
public Type[] getTypes() {
Type[] typeReturn = {
};
try {
typeReturn = new Type[] { new Type(com.sun.star.task.XJobExecutor.class), new Type(com.sun.star.lang.XTypeProvider.class), new Type(com.sun.star.lang.XServiceInfo.class), new Type(com.sun.star.lang.XInitialization.class)};
} catch (Exception exception) {
System.err.println(exception);
}
return (typeReturn);
}
}
}