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