001    /*--------------------------------------------------------------------------+
002    $Id: InMemoryClassLoader.java 26283 2010-02-18 11:18:57Z juergens $
003    |                                                                          |
004    | Copyright 2005-2010 Technische Universitaet Muenchen                     |
005    |                                                                          |
006    | Licensed under the Apache License, Version 2.0 (the "License");          |
007    | you may not use this file except in compliance with the License.         |
008    | You may obtain a copy of the License at                                  |
009    |                                                                          |
010    |    http://www.apache.org/licenses/LICENSE-2.0                            |
011    |                                                                          |
012    | Unless required by applicable law or agreed to in writing, software      |
013    | distributed under the License is distributed on an "AS IS" BASIS,        |
014    | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
015    | See the License for the specific language governing permissions and      |
016    | limitations under the License.                                           |
017    +--------------------------------------------------------------------------*/
018    package edu.tum.cs.commons.reflect;
019    
020    /**
021     * Class loader used to directly load a raw array of byte code.
022     * 
023     * @author deissenb
024     * @author $Author: juergens $
025     * @version $Rev: 26283 $
026     * @levd.rating GREEN Hash: 5E99494CF8E9DDC74D5B8224FCFC76E1
027     */
028    public class InMemoryClassLoader extends ClassLoader {
029    
030            /** Constructor. */
031            public InMemoryClassLoader() {
032                    super();
033            }
034    
035            /** Constructor. */
036            public InMemoryClassLoader(ClassLoader parent) {
037                    super(parent);
038            }
039    
040            /** Constructor. */
041            public InMemoryClassLoader(String className, byte[] byteCode) {
042                    super();
043                    insertClass(className, byteCode);
044            }
045    
046            /** Constructor. */
047            public InMemoryClassLoader(ClassLoader parent, String className,
048                            byte[] byteCode) {
049                    super(parent);
050                    insertClass(className, byteCode);
051            }
052    
053            /**
054             * Inserts a class into this class loader (i.e. makes it available for later
055             * calls).
056             */
057            public void insertClass(String className, byte[] byteCode) {
058                    defineClass(className, byteCode, 0, byteCode.length);
059            }
060    }