jdk8-mips64-public/corba: src/share/classes/sun/rmi/rmic/iiop/DirectoryLoader.java@91006f157c46 (annotated)

src/share/classes/sun/rmi/rmic/iiop/DirectoryLoader.java@91006f157c46 (annotated)

src/share/classes/sun/rmi/rmic/iiop/DirectoryLoader.java

Tue, 25 May 2010 15:52:11 -0700

author: ohair
date: Tue, 25 May 2010 15:52:11 -0700
changeset 158: 91006f157c46
parent 1: 55540e827aef
child 748: 6845b95cba6b
permissions: -rw-r--r--

6943119: Rebrand source copyright notices
Reviewed-by: darcy

 /*
  * Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 /*
  * Licensed Materials - Property of IBM
  * RMI-IIOP v1.0
  * Copyright IBM Corp. 1998 1999  All Rights Reserved
  *
  */
 package sun.rmi.rmic.iiop;
 import java.util.Hashtable;
 import java.io.File;
 import java.io.FileInputStream;
 /**
  * DirectoryLoader is a simple ClassLoader which loads from a specified
  * file system directory.
  * @author Bryan Atsatt
  */
 public class DirectoryLoader extends ClassLoader {
     private Hashtable cache;
     private File root;
     /**
      * Constructor.
      */
     public DirectoryLoader (File rootDir) {
         cache = new Hashtable();
         if (rootDir == null || !rootDir.isDirectory()) {
             throw new IllegalArgumentException();
         }
         root = rootDir;
     }
     private DirectoryLoader () {}
     /**
      * Convenience version of loadClass which sets 'resolve' == true.
      */
     public Class loadClass(String className) throws ClassNotFoundException {
         return loadClass(className, true);
     }
     /**
      * This is the required version of loadClass which is called
      * both from loadClass above and from the internal function
      * FindClassFromClass.
      */
     public synchronized Class loadClass(String className, boolean resolve)
         throws ClassNotFoundException {
         Class result;
         byte  classData[];
         // Do we already have it in the cache?
         result = (Class) cache.get(className);
         if (result == null) {
             // Nope, can we get if from the system class loader?
             try {
                 result = super.findSystemClass(className);
             } catch (ClassNotFoundException e) {
                 // No, so try loading it...
                 classData = getClassFileData(className);
                 if (classData == null) {
                     throw new ClassNotFoundException();
                 }
                 // Parse the class file data...
                 result = defineClass(classData, 0, classData.length);
                 if (result == null) {
                     throw new ClassFormatError();
                 }
                 // Resolve it...
                 if (resolve) resolveClass(result);
                 // Add to cache...
                 cache.put(className, result);
             }
         }
         return result;
     }
     /**
      * Reurn a byte array containing the contents of the class file.  Returns null
      * if an exception occurs.
      */
     private byte[] getClassFileData (String className) {
         byte result[] = null;
         FileInputStream stream = null;
         // Get the file...
         File classFile = new File(root,className.replace('.',File.separatorChar) + ".class");
         // Now get the bits...
         try {
             stream = new FileInputStream(classFile);
             result = new byte[stream.available()];
             stream.read(result);
         } catch(ThreadDeath death) {
             throw death;
         } catch (Throwable e) {
         }
         finally {
             if (stream != null) {
                 try {
                     stream.close();
                 } catch(ThreadDeath death) {
                     throw death;
                 } catch (Throwable e) {
                 }
             }
         }
         return result;
     }
 }

Mercurial > jdk8-mips64-public > corba / annotate

src/share/classes/sun/rmi/rmic/iiop/DirectoryLoader.java@91006f157c46 (annotated)

src/share/classes/sun/rmi/rmic/iiop/DirectoryLoader.java