qadevOOo/runner/lib/DynamicClassLoader.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package lib ;
  20
  21 import java.lang.reflect.Constructor;
  22
  23 /**
  24  * @deprecated: moved to util package.
  25  */
  26 public class DynamicClassLoader {
  27
  28     /**
  29     * This method returns a class created by its name
  30     * created by call to <code>Class.forName()</code>.<p>
  31     * This method must be overridden if another loading
  32     * policy is required for Component and Interface
  33     * testing classes.
  34     */
  35     public static Class<?> forName(String className)
  36         throws ClassNotFoundException {
  37
  38         return Class.forName(className) ;
  39     }
  40
  41         public Object getInstance(String className)
  42                                             throws IllegalArgumentException {
  43             try {
  44                 Class<?> cls = DynamicClassLoader.forName(className);
  45                 return cls.newInstance();
  46             } catch ( ClassNotFoundException e ) {
  47                 throw new IllegalArgumentException("Couldn't find " + className
  48                         + " " + e);
  49             } catch ( IllegalAccessException e ) {
  50                 throw new IllegalArgumentException("Couldn't access " + className
  51                         + " " + e);
  52             } catch ( InstantiationException e ) {
  53                 throw new IllegalArgumentException("Couldn't instantiate " +
  54                                 className + " " + e);
  55             }
  56         }
  57
  58         public Object getInstance(String className, Object[] ctorArgs)
  59                                             throws IllegalArgumentException {
  60             try {
  61                 Class<?> cls = DynamicClassLoader.forName(className);
  62                 Class<?>[] ctorType = new Class[ctorArgs.length];
  63                 for(int i=0; i<ctorType.length; i++) {
  64                     ctorType[i] = ctorArgs[i].getClass();
  65                 }
  66                 Constructor<?> ctor = cls.getConstructor(ctorType);
  67                 return ctor.newInstance(ctorArgs);
  68             } catch ( ClassNotFoundException e ) {
  69                 throw new IllegalArgumentException("Couldn't find " + className
  70                         + " " + e);
  71             } catch ( IllegalAccessException e ) {
  72                 throw new IllegalArgumentException("Couldn't access " + className
  73                         + " " + e);
  74             } catch ( NoSuchMethodException e ) {
  75                 throw new IllegalArgumentException("Couldn't find constructor for " + className
  76                         + " " + e);
  77             } catch ( java.lang.reflect.InvocationTargetException e ) {
  78                 throw new IllegalArgumentException("Couldn't invoke " +
  79                                 className + " " + e);
  80             } catch ( InstantiationException e ) {
  81                 throw new IllegalArgumentException("Couldn't instantiate " +
  82                                 className + " " + e);
  83             }
  84         }
  85 }