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1 package org.apache.turbine.util.pool; 2 3 /* ==================================================================== 4 * The Apache Software License, Version 1.1 5 * 6 * Copyright (c) 2001 The Apache Software Foundation. All rights 7 * reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. The end-user documentation included with the redistribution, 22 * if any, must include the following acknowledgment: 23 * "This product includes software developed by the 24 * Apache Software Foundation (http://www.apache.org/)." 25 * Alternately, this acknowledgment may appear in the software itself, 26 * if and wherever such third-party acknowledgments normally appear. 27 * 28 * 4. The names "Apache" and "Apache Software Foundation" and 29 * "Apache Turbine" must not be used to endorse or promote products 30 * derived from this software without prior written permission. For 31 * written permission, please contact apache@apache.org. 32 * 33 * 5. Products derived from this software may not be called "Apache", 34 * "Apache Turbine", nor may "Apache" appear in their name, without 35 * prior written permission of the Apache Software Foundation. 36 * 37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 48 * SUCH DAMAGE. 49 * ==================================================================== 50 * 51 * This software consists of voluntary contributions made by many 52 * individuals on behalf of the Apache Software Foundation. For more 53 * information on the Apache Software Foundation, please see 54 * <http://www.apache.org/>;. 55 */ 56 57 import java.io.InputStream; 58 import java.io.ObjectInputStream; 59 import java.io.ObjectStreamClass; 60 import java.io.IOException; 61 62 /*** 63 * A deserialization stream for a specific class loader context. 64 * 65 * @author <a href="mailto:ilkka.priha@simsoft.fi">Ilkka Priha</a> 66 * @version $Id: ObjectInputStreamForContext.java,v 1.1.1.1 2001/08/16 05:09:59 jvanzyl Exp $ 67 */ 68 public class ObjectInputStreamForContext extends ObjectInputStream 69 { 70 /*** 71 * The class loader of the context. 72 */ 73 private ClassLoader classLoader; 74 75 /*** 76 * Contructs a new object stream for a context. 77 * 78 * @param in the serialized input stream. 79 * @param loader the class loader of the context. 80 * @throws IOException on errors. 81 */ 82 public ObjectInputStreamForContext(InputStream in, 83 ClassLoader loader) 84 throws IOException 85 { 86 super(in); 87 classLoader = loader; 88 } 89 90 protected Class resolveClass(ObjectStreamClass v) 91 throws IOException, 92 ClassNotFoundException 93 { 94 return classLoader == null ? 95 super.resolveClass(v) : classLoader.loadClass(v.getName()); 96 } 97 }

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