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Diffstat (limited to 'sandbox/com/sun/star/lib/sandbox/ClassContextImpl.java')
| -rw-r--r-- | sandbox/com/sun/star/lib/sandbox/ClassContextImpl.java | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/sandbox/com/sun/star/lib/sandbox/ClassContextImpl.java b/sandbox/com/sun/star/lib/sandbox/ClassContextImpl.java deleted file mode 100644 index 0bb86a96cb69..000000000000 --- a/sandbox/com/sun/star/lib/sandbox/ClassContextImpl.java +++ /dev/null @@ -1,356 +0,0 @@ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2008 by Sun Microsystems, Inc. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * $RCSfile: ClassContextImpl.java,v $ - * $Revision: 1.14 $ - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -package com.sun.star.lib.sandbox; - -import java.awt.Toolkit; -import java.awt.Image; - -import java.io.IOException; -import java.io.InputStream; -import java.io.BufferedInputStream; -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; - -import java.net.URL; -import java.net.URLConnection; -import java.net.MalformedURLException; - -import java.util.Hashtable; - -import java.util.zip.ZipEntry; - -final class ClassContextImpl extends ClassLoader implements ClassContext { - private static int instances; - private static final boolean DEBUG = false; - - private URL codeBase; - private ProtectionDomain protectionDomain; - private boolean _bSecure; - private java.util.Vector _cargoVector = new java.util.Vector(); - - private java.util.Vector m_class_path_jars; - - // HACKHACK!!!: java.lang.Thread fragt bei erzeugen eines Threads den - // HACKHACK!!!: SECURITYMANAGER nach der THREADGROUP - private ThreadGroup threadGroup; - - public ClassContextImpl(URL codeBase, ProtectionDomain protectionDomain, ThreadGroup threadGroup, boolean bSecure) { - this(codeBase, protectionDomain, threadGroup); - - _bSecure = bSecure; - } - - public ClassContextImpl(URL codeBase, ProtectionDomain protectionDomain, ThreadGroup threadGroup) { - if(DEBUG)System.err.println("#### ClassContextImpl.<init>:" + codeBase + " " + protectionDomain + " " + threadGroup); - - instances ++; - - this.codeBase = codeBase; - this.protectionDomain = protectionDomain; - this.threadGroup = threadGroup; - } - - public void finalize() { - instances --; - } - - public URL getBase() { - return codeBase; - } - - public void addCargo( Object cargo ) { - _cargoVector.addElement( cargo ); - } - - // For OS/2 - public URL getCodeBase() - { - return getBase(); - } - - public boolean hasThreadGroup() { - return threadGroup != null && !threadGroup.isDestroyed(); - } - - public ThreadGroup getThreadGroup() { - if(threadGroup == null || threadGroup.isDestroyed()) { - threadGroup = new ThreadGroup(codeBase.toString()); - threadGroup.setDaemon(true); - } - - return threadGroup; - } - - boolean checkSecurity() { - return !_bSecure; - } - - public InputStream getResourceAsStream(String name) { - if(DEBUG) System.err.println("#### ClassContext.getResourceAsStream:" + name); - - InputStream inputStream = getSystemResourceAsStream(name); - if(inputStream == null) { - try { - URL url = new URL(codeBase, name); - if(ResourceProxy.isResource(url)) { // VALID URL? - ResourceProxy resourceProxy = ResourceProxy.load(url, protectionDomain); - inputStream = resourceProxy.getInputStream(); - } - } - catch(MalformedURLException me) { - } - catch(IOException ioe) { - } - } - - return inputStream; - } - - public URL getResource(String name) { - if(DEBUG) System.err.println("#### ClassContext.getResource:" + name); - - URL url = getSystemResource(name); - if(url == null) { - try { - url = new URL(codeBase, name); - if(!ResourceProxy.isResource(url)) // VALID URL? - url = null; - else - url = new URL("appletresource:" + codeBase + "/+/" + name); - } - catch(MalformedURLException malformedURLException) { - if(DEBUG) System.err.println("#### ClassContext.getResource - exception: " + malformedURLException); - } - } - - return url; - } - - public Class findClass(String className) throws ClassNotFoundException { - Class xClass = findLoadedClass(className); - - // It is a nasty hack to test if want to generate - // a proxy, but exception throw here sometimes - // kills the java vm (jdk1.2.2) - if(xClass == null && !className.startsWith("JSGen")) - xClass = getClass().forName(className); - - // see above, throwing the exception here - // kills sometimes the javavm -// if(xClass == null) { -// throw new ClassNotFoundException(); -// } - - return xClass; - } - - public Class loadClass(String className) throws ClassNotFoundException { - return loadClass(className, true); - } - - synchronized protected Class loadClass(String className, boolean resolve) throws ClassNotFoundException { - if(DEBUG) System.err.println("#### ClassContext.loadClass:" + className + " " + resolve); - - // ???SECURITY???? - SecurityManager security = System.getSecurityManager(); - if(security != null) { - int i = className.lastIndexOf('.'); - if(i >= 0) - security.checkPackageAccess(className.substring(0, i)); - } - - - Class xClass = null; - - try { - xClass = findClass(className); - } - catch(ClassNotFoundException e) { - } - - if(xClass == null) - { - try - { - try - { - ResourceProxy resourceProxy = null; - resourceProxy = - ResourceProxy.load( - new URL( codeBase, className.replace('.', '/') + ".class" ), protectionDomain ); - byte bytes[] = resourceProxy.getBytes(); - // if(DEBUG) printHeader(bytes); - - xClass = defineClass(className, bytes, 0, bytes.length); - // xClass = defineClass(className, bytes, 0, bytes.length, protectionDomain); - } - catch (IOException exc) // if not found - { - // try further Class-Path jars - if (null == m_class_path_jars) - { - java.util.Vector class_path_jars = new java.util.Vector(); - try - { - java.net.URL manifest_url = new java.net.URL( - codeBase, "META-INF/MANIFEST.MF" ); - // read Class-Path from manifest file - ResourceProxy resource= ResourceProxy.load( manifest_url, null ); - java.io.InputStream inManifest = resource.getInputStream(); - java.util.jar.Manifest manifest = - new java.util.jar.Manifest( inManifest ); - java.util.jar.Attributes attributes = manifest.getMainAttributes(); - String class_path = attributes.getValue( "Class-Path" ); - - if (class_path != null) - { - java.util.Enumeration tokens = - new java.util.StringTokenizer( class_path ); - while (tokens.hasMoreElements()) - { - try - { - java.net.URL url; - String str_url = (String)tokens.nextElement(); - if (str_url.charAt( 0 ) != '/' && - str_url.indexOf( ':' ) < 0) - { - // relative path - url = new java.net.URL( codeBase, str_url ); - } - else - { - url = new java.net.URL( str_url ); - } - ClassContext context = - ClassContextProxy.create( - url, protectionDomain, threadGroup, true ); - Resource res = ResourceProxy.load(url, null); - res.loadJar(url); - context.addCargo( resource ); - class_path_jars.add( context ); - } - catch (MalformedURLException e) // ignoring - { - } - } - } - } - catch (IOException e2) - { - } - m_class_path_jars = class_path_jars; - } - - java.util.Enumeration enum_elements = m_class_path_jars.elements(); - while (enum_elements.hasMoreElements()) - { - ClassContext context = (ClassContext)enum_elements.nextElement(); - try - { - xClass = context.loadClass( className ); - } - catch (ClassNotFoundException e) // if not found, try next - { - } - } - if (null == xClass) - { - throw new ClassNotFoundException( - "ClassContext.loadClass - class not found: " - + className + " " + codeBase ); - } - } - -// Object objects[] = new Object[2]; -// objects[0] = resourceProxy.getProtectionDomain(); -// setSigners(xClass, objects); - } - catch(ClassFormatError classFormatError) { - if(DEBUG) System.err.println("#### ClassContext.loadClass - ClassFormat exception:" + classFormatError); - throw new ClassNotFoundException("ClassContext.loadClass - ClassFormatError:" - + " " + classFormatError - + " " + className - + " " + codeBase); - } - } - - if (xClass != null && resolve) - resolveClass(xClass); - - return xClass; - } - - static class ThreadGroupKiller implements Runnable { - ThreadGroup threadGroup = null; - - ThreadGroupKiller(ThreadGroup threadGroup) { - this.threadGroup = threadGroup; - } - - public void run() { - try { - if (DEBUG) System.err.println("#### ClassContext - killerThread start"); - threadGroup.stop(); - threadGroup.destroy(); - if (DEBUG) System.err.println("#### ClassContext - killerThread succeeded"); - } - catch(Exception exception) { - if (DEBUG) System.err.println("ClassContext.dispose:" + exception); - } - } - }; - - synchronized public void dispose() { - if(DEBUG)System.err.println("#### ClassContext.dispose:" + threadGroup); - - if(threadGroup != null) { - threadGroup.list(); - - new Thread(new ThreadGroupKiller(threadGroup), codeBase.toString() + " killer thread").start(); - - threadGroup = null; - } - } - - private void printHeader(byte bytes[]) { - System.err.print("#### ClassContext.loadClass - bytes header:"); - for(int x =0 ; x < 4; x++) { - System.err.print(" " + Integer.toHexString(((int)bytes[x]) & 0xff)); - } - System.err.println(); - } - - public ClassLoader getClassLoader() { - return this; - } -} - |