- /*
- * The Apache Software License, Version 1.1
- *
- *
- * Copyright (c) 2002 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The name "Apache Software Foundation" must not be used to endorse or
- * promote products derived from this software without prior written
- * permission. For written permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation and was
- * originally based on software copyright (c) 1999-2002, Sun Microsystems,
- * Inc., http://www.sun.com. For more information on the Apache Software
- * Foundation, please see <http://www.apache.org/>.
- */
-
- package com.sun.org.apache.xerces.internal.impl.dv;
-
- import java.security.*;
- import java.io.*;
-
- /**
- * This class is duplicated for each JAXP subpackage so keep it in sync.
- * It is package private and therefore is not exposed as part of the JAXP
- * API.
- *
- * Security related methods that only work on J2SE 1.2 and newer.
- */
- class SecuritySupport12 extends SecuritySupport {
-
- ClassLoader getContextClassLoader() {
- return (ClassLoader)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- ClassLoader cl = null;
- try {
- cl = Thread.currentThread().getContextClassLoader();
- } catch (SecurityException ex) { }
- return cl;
- }
- });
- }
-
- ClassLoader getSystemClassLoader() {
- return (ClassLoader)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- ClassLoader cl = null;
- try {
- cl = ClassLoader.getSystemClassLoader();
- } catch (SecurityException ex) {}
- return cl;
- }
- });
- }
-
- ClassLoader getParentClassLoader(final ClassLoader cl) {
- return (ClassLoader)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- ClassLoader parent = null;
- try {
- parent = cl.getParent();
- } catch (SecurityException ex) {}
-
- // eliminate loops in case of the boot
- // ClassLoader returning itself as a parent
- return (parent == cl) ? null : parent;
- }
- });
- }
-
- String getSystemProperty(final String propName) {
- return (String)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- return System.getProperty(propName);
- }
- });
- }
-
- FileInputStream getFileInputStream(final File file)
- throws FileNotFoundException
- {
- try {
- return (FileInputStream)
- AccessController.doPrivileged(new PrivilegedExceptionAction() {
- public Object run() throws FileNotFoundException {
- return new FileInputStream(file);
- }
- });
- } catch (PrivilegedActionException e) {
- throw (FileNotFoundException)e.getException();
- }
- }
-
- InputStream getResourceAsStream(final ClassLoader cl,
- final String name)
- {
- return (InputStream)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- InputStream ris;
- if (cl == null) {
- ris = ClassLoader.getSystemResourceAsStream(name);
- } else {
- ris = cl.getResourceAsStream(name);
- }
- return ris;
- }
- });
- }
-
- boolean getFileExists(final File f) {
- return ((Boolean)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- return new Boolean(f.exists());
- }
- })).booleanValue();
- }
-
- long getLastModified(final File f) {
- return ((Long)
- AccessController.doPrivileged(new PrivilegedAction() {
- public Object run() {
- return new Long(f.lastModified());
- }
- })).longValue();
- }
-
- }