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JRE 8 rt.jar - com.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib 63,596,151 rt.jar
Here is the list of Java classes of the com.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ com/sun/org/apache/xalan/internal/utils/SecuritySupport.java
/* * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ /* * Copyright 2002-2004 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* * $Id: SecuritySupport.java,v 1.1.2.1 2005/08/01 02:08:48 jeffsuttor Exp $ */ package com.sun.org.apache.xalan.internal.utils; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.net.URL; import java.security.AccessController; import java.security.PrivilegedAction; import java.security.PrivilegedActionException; import java.security.PrivilegedExceptionAction; import java.util.ListResourceBundle; import java.util.Locale; import java.util.MissingResourceException; import java.util.ResourceBundle; import java.util.Properties; /** * This class is duplicated for each subpackage so keep it in sync. It is * package private and therefore is not exposed as part of any API. * * @xerces.internal */ public final class SecuritySupport { private static final SecuritySupport securitySupport = new SecuritySupport(); /** * Return an instance of this class. */ public static SecuritySupport getInstance() { return securitySupport; } public static ClassLoader getContextClassLoader() { return (ClassLoader) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { ClassLoader cl = null; try { cl = Thread.currentThread().getContextClassLoader(); } catch (SecurityException ex) { } return cl; } }); } static ClassLoader getSystemClassLoader() { return (ClassLoader) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { ClassLoader cl = null; try { cl = ClassLoader.getSystemClassLoader(); } catch (SecurityException ex) { } return cl; } }); } static 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; } }); } public static String getSystemProperty(final String propName) { return (String) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { return System.getProperty(propName); } }); } public static String getSystemProperty(final String propName, final String def) { return (String) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { return System.getProperty(propName, def); } }); } static 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(); } } /** * Return resource using the same classloader for the ObjectFactory by * default or bootclassloader when Security Manager is in place */ public static InputStream getResourceAsStream(final String name) { if (System.getSecurityManager()!=null) { return getResourceAsStream(null, name); } else { return getResourceAsStream(ObjectFactory.findClassLoader(), name); } } public static InputStream getResourceAsStream(final ClassLoader cl, final String name) { return (InputStream) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { InputStream ris; if (cl == null) { ris = Object.class.getResourceAsStream("/"+name); } else { ris = cl.getResourceAsStream(name); } return ris; } }); } /** * Gets a resource bundle using the specified base name, the default locale, and the caller's class loader. * @param bundle the base name of the resource bundle, a fully qualified class name * @return a resource bundle for the given base name and the default locale */ public static ListResourceBundle getResourceBundle(String bundle) { return getResourceBundle(bundle, Locale.getDefault()); } /** * Gets a resource bundle using the specified base name and locale, and the caller's class loader. * @param bundle the base name of the resource bundle, a fully qualified class name * @param locale the locale for which a resource bundle is desired * @return a resource bundle for the given base name and locale */ public static ListResourceBundle getResourceBundle(final String bundle, final Locale locale) { return AccessController.doPrivileged(new PrivilegedAction<ListResourceBundle>() { public ListResourceBundle run() { try { return (ListResourceBundle)ResourceBundle.getBundle(bundle, locale); } catch (MissingResourceException e) { try { return (ListResourceBundle)ResourceBundle.getBundle(bundle, new Locale("en", "US")); } catch (MissingResourceException e2) { throw new MissingResourceException( "Could not load any resource bundle by " + bundle, bundle, ""); } } } }); } public static boolean getFileExists(final File f) { return ((Boolean) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { return f.exists() ? Boolean.TRUE : Boolean.FALSE; } })).booleanValue(); } static long getLastModified(final File f) { return ((Long) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { return new Long(f.lastModified()); } })).longValue(); } /** * Strip off path from an URI * * @param uri an URI with full path * @return the file name only */ public static String sanitizePath(String uri) { if (uri == null) { return ""; } int i = uri.lastIndexOf("/"); if (i > 0) { return uri.substring(i+1, uri.length()); } return ""; } /** * Check the protocol used in the systemId against allowed protocols * * @param systemId the Id of the URI * @param allowedProtocols a list of allowed protocols separated by comma * @param accessAny keyword to indicate allowing any protocol * @return the name of the protocol if rejected, null otherwise */ public static String checkAccess(String systemId, String allowedProtocols, String accessAny) throws IOException { if (systemId == null || (allowedProtocols != null && allowedProtocols.equalsIgnoreCase(accessAny))) { return null; } String protocol; if (systemId.indexOf(":")==-1) { protocol = "file"; } else { URL url = new URL(systemId); protocol = url.getProtocol(); if (protocol.equalsIgnoreCase("jar")) { String path = url.getPath(); protocol = path.substring(0, path.indexOf(":")); } } if (isProtocolAllowed(protocol, allowedProtocols)) { //access allowed return null; } else { return protocol; } } /** * Check if the protocol is in the allowed list of protocols. The check * is case-insensitive while ignoring whitespaces. * * @param protocol a protocol * @param allowedProtocols a list of allowed protocols * @return true if the protocol is in the list */ private static boolean isProtocolAllowed(String protocol, String allowedProtocols) { if (allowedProtocols == null) { return false; } String temp[] = allowedProtocols.split(","); for (String t : temp) { t = t.trim(); if (t.equalsIgnoreCase(protocol)) { return true; } } return false; } /** * Read JAXP system property in this order: system property, * $java.home/lib/jaxp.properties if the system property is not specified * * @param propertyId the Id of the property * @return the value of the property */ public static String getJAXPSystemProperty(String sysPropertyId) { String accessExternal = getSystemProperty(sysPropertyId); if (accessExternal == null) { accessExternal = readJAXPProperty(sysPropertyId); } return accessExternal; } /** * Read from $java.home/lib/jaxp.properties for the specified property * The program * * @param propertyId the Id of the property * @return the value of the property */ static String readJAXPProperty(String propertyId) { String value = null; InputStream is = null; try { if (firstTime) { synchronized (cacheProps) { if (firstTime) { String configFile = getSystemProperty("java.home") + File.separator + "lib" + File.separator + "jaxp.properties"; File f = new File(configFile); if (getFileExists(f)) { is = getFileInputStream(f); cacheProps.load(is); } firstTime = false; } } } value = cacheProps.getProperty(propertyId); } catch (Exception ex) {} finally { if (is != null) { try { is.close(); } catch (IOException ex) {} } } return value; } /** * Cache for properties in java.home/lib/jaxp.properties */ static final Properties cacheProps = new Properties(); /** * Flag indicating if the program has tried reading java.home/lib/jaxp.properties */ static volatile boolean firstTime = true; private SecuritySupport () {} }
⏎ com/sun/org/apache/xalan/internal/utils/SecuritySupport.java
Or download all of them as a single archive file:
File name: jre-rt-com-1.8.0_191-src.zip File size: 8099783 bytes Release date: 2018-10-28 Download
⇒ Backup JDK 8 Installation Directory
2023-02-07, 250590👍, 3💬
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