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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package integration.extensions;
import com.sun.star.uno.XComponentContext;
import com.sun.star.lang.XSingleComponentFactory;
import java.lang.reflect.Constructor;
public class ComponentFactory implements XSingleComponentFactory
{
private final Class m_handlerClass;
private Constructor m_defaultConstructor;
private Constructor m_initConstructor;
public ComponentFactory( Class _handlerClass )
{
m_handlerClass = _handlerClass;
Class objectArrayClass = null;
try
{
objectArrayClass = Class.forName("[Ljava.lang.Object;");
}
catch ( java.lang.ClassNotFoundException e ) { }
Constructor ctors[] = _handlerClass.getConstructors();
for ( int i = 0; i < ctors.length; ++i)
{
Class ctorParams[] = ctors[i].getParameterTypes();
if ( ( ctorParams.length == 1 ) && ( ctorParams[0].equals( XComponentContext.class ) ) )
m_defaultConstructor = ctors[i];
if ( ( ctorParams.length == 2 )
&& ( ctorParams[0].equals( XComponentContext.class ) )
&& ( ctorParams[1].equals( objectArrayClass ) )
)
m_initConstructor = ctors[i];
}
if ( m_defaultConstructor == null )
throw new java.lang.IllegalArgumentException();
}
private Object ipml_createInstance( Constructor _ctor, Object[] _arguments )
{
Object newInstance = null;
try
{
newInstance = _ctor.newInstance( _arguments );
}
catch( InstantiationException e )
{
System.err.println( "InstantiationException: Could not instantiate an instance of " + m_handlerClass.getName() );
}
catch( IllegalAccessException e )
{
System.err.println( "IllegalAccessException: Could not instantiate an instance of " + m_handlerClass.getName() );
}
catch( java.lang.reflect.InvocationTargetException e )
{
System.err.println( "InvocationTargetException: Could not instantiate an instance of " + m_handlerClass.getName() );
}
return newInstance;
}
public Object createInstanceWithArgumentsAndContext(Object[] _arguments, XComponentContext _componentContext) throws com.sun.star.uno.Exception
{
if ( m_initConstructor != null )
return ipml_createInstance( m_initConstructor, new Object[] { _componentContext, _arguments } );
else
return createInstanceWithContext( _componentContext );
}
public Object createInstanceWithContext(XComponentContext _componentContext) throws com.sun.star.uno.Exception
{
return ipml_createInstance( m_defaultConstructor, new Object[] { _componentContext } );
}
}
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