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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/bcel/internal/util/ClassPath.java
/* * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package com.sun.org.apache.bcel.internal.util; /* ==================================================================== * The Apache Software License, Version 1.1 * * Copyright (c) 2001 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 names "Apache" and "Apache Software Foundation" and * "Apache BCEL" 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", * "Apache BCEL", 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. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. */ import java.util.*; import java.util.zip.*; import java.io.*; /** * Responsible for loading (class) files from the CLASSPATH. Inspired by * sun.tools.ClassPath. * * @version $Id: ClassPath.java,v 1.4 2007-07-19 04:34:52 ofung Exp $ * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> */ public class ClassPath implements Serializable { public static final ClassPath SYSTEM_CLASS_PATH = new ClassPath(); private PathEntry[] paths; private String class_path; /** * Search for classes in given path. */ public ClassPath(String class_path) { this.class_path = class_path; ArrayList vec = new ArrayList(); for(StringTokenizer tok=new StringTokenizer(class_path, SecuritySupport.getSystemProperty("path.separator")); tok.hasMoreTokens();) { String path = tok.nextToken(); if(!path.equals("")) { File file = new File(path); try { if(SecuritySupport.getFileExists(file)) { if(file.isDirectory()) vec.add(new Dir(path)); else vec.add(new Zip(new ZipFile(file))); } } catch(IOException e) { System.err.println("CLASSPATH component " + file + ": " + e); } } } paths = new PathEntry[vec.size()]; vec.toArray(paths); } /** * Search for classes in CLASSPATH. * @deprecated Use SYSTEM_CLASS_PATH constant */ public ClassPath() { // this(getClassPath()); this(""); } /** @return used class path string */ public String toString() { return class_path; } public int hashCode() { return class_path.hashCode(); } public boolean equals(Object o) { if(o instanceof ClassPath) { return class_path.equals(((ClassPath)o).class_path); } return false; } private static final void getPathComponents(String path, ArrayList list) { if(path != null) { StringTokenizer tok = new StringTokenizer(path, File.pathSeparator); while(tok.hasMoreTokens()) { String name = tok.nextToken(); File file = new File(name); if(SecuritySupport.getFileExists(file)) { list.add(name); } } } } /** Checks for class path components in the following properties: * "java.class.path", "sun.boot.class.path", "java.ext.dirs" * * @return class path as used by default by BCEL */ public static final String getClassPath() { String class_path, boot_path, ext_path; try { class_path = SecuritySupport.getSystemProperty("java.class.path"); boot_path = SecuritySupport.getSystemProperty("sun.boot.class.path"); ext_path = SecuritySupport.getSystemProperty("java.ext.dirs"); } catch (SecurityException e) { return ""; } ArrayList list = new ArrayList(); getPathComponents(class_path, list); getPathComponents(boot_path, list); ArrayList dirs = new ArrayList(); getPathComponents(ext_path, dirs); for(Iterator e = dirs.iterator(); e.hasNext(); ) { File ext_dir = new File((String)e.next()); String[] extensions = SecuritySupport.getFileList(ext_dir, new FilenameFilter() { public boolean accept(File dir, String name) { name = name.toLowerCase(); return name.endsWith(".zip") || name.endsWith(".jar"); } }); if(extensions != null) for(int i=0; i < extensions.length; i++) list.add(ext_path + File.separatorChar + extensions[i]); } StringBuffer buf = new StringBuffer(); for(Iterator e = list.iterator(); e.hasNext(); ) { buf.append((String)e.next()); if(e.hasNext()) buf.append(File.pathSeparatorChar); } return buf.toString().intern(); } /** * @param name fully qualified class name, e.g. java.lang.String * @return input stream for class */ public InputStream getInputStream(String name) throws IOException { return getInputStream(name, ".class"); } /** * Return stream for class or resource on CLASSPATH. * * @param name fully qualified file name, e.g. java/lang/String * @param suffix file name ends with suff, e.g. .java * @return input stream for file on class path */ public InputStream getInputStream(String name, String suffix) throws IOException { InputStream is = null; try { is = getClass().getClassLoader().getResourceAsStream(name + suffix); } catch(Exception e) { } if(is != null) return is; return getClassFile(name, suffix).getInputStream(); } /** * @param name fully qualified file name, e.g. java/lang/String * @param suffix file name ends with suff, e.g. .java * @return class file for the java class */ public ClassFile getClassFile(String name, String suffix) throws IOException { for(int i=0; i < paths.length; i++) { ClassFile cf; if((cf = paths[i].getClassFile(name, suffix)) != null) return cf; } throw new IOException("Couldn't find: " + name + suffix); } /** * @param name fully qualified class name, e.g. java.lang.String * @return input stream for class */ public ClassFile getClassFile(String name) throws IOException { return getClassFile(name, ".class"); } /** * @param name fully qualified file name, e.g. java/lang/String * @param suffix file name ends with suffix, e.g. .java * @return byte array for file on class path */ public byte[] getBytes(String name, String suffix) throws IOException { InputStream is = getInputStream(name, suffix); if(is == null) throw new IOException("Couldn't find: " + name + suffix); DataInputStream dis = new DataInputStream(is); byte[] bytes = new byte[is.available()]; dis.readFully(bytes); dis.close(); is.close(); return bytes; } /** * @return byte array for class */ public byte[] getBytes(String name) throws IOException { return getBytes(name, ".class"); } /** * @param name name of file to search for, e.g. java/lang/String.java * @return full (canonical) path for file */ public String getPath(String name) throws IOException { int index = name.lastIndexOf('.'); String suffix = ""; if(index > 0) { suffix = name.substring(index); name = name.substring(0, index); } return getPath(name, suffix); } /** * @param name name of file to search for, e.g. java/lang/String * @param suffix file name suffix, e.g. .java * @return full (canonical) path for file, if it exists */ public String getPath(String name, String suffix) throws IOException { return getClassFile(name, suffix).getPath(); } private static abstract class PathEntry implements Serializable { abstract ClassFile getClassFile(String name, String suffix) throws IOException; } /** Contains information about file/ZIP entry of the Java class. */ public interface ClassFile { /** @return input stream for class file. */ public abstract InputStream getInputStream() throws IOException; /** @return canonical path to class file. */ public abstract String getPath(); /** @return base path of found class, i.e. class is contained relative * to that path, which may either denote a directory, or zip file */ public abstract String getBase(); /** @return modification time of class file. */ public abstract long getTime(); /** @return size of class file. */ public abstract long getSize(); } private static class Dir extends PathEntry { private String dir; Dir(String d) { dir = d; } ClassFile getClassFile(String name, String suffix) throws IOException { final File file = new File(dir + File.separatorChar + name.replace('.', File.separatorChar) + suffix); return SecuritySupport.getFileExists(file)? new ClassFile() { public InputStream getInputStream() throws IOException { return new FileInputStream(file); } public String getPath() { try { return file.getCanonicalPath(); } catch(IOException e) { return null; } } public long getTime() { return file.lastModified(); } public long getSize() { return file.length(); } public String getBase() { return dir; } } : null; } public String toString() { return dir; } } private static class Zip extends PathEntry { private ZipFile zip; Zip(ZipFile z) { zip = z; } ClassFile getClassFile(String name, String suffix) throws IOException { final ZipEntry entry = zip.getEntry(name.replace('.', '/') + suffix); return (entry != null)? new ClassFile() { public InputStream getInputStream() throws IOException { return zip.getInputStream(entry); } public String getPath() { return entry.toString(); } public long getTime() { return entry.getTime(); } public long getSize() { return entry.getSize(); } public String getBase() { return zip.getName(); } } : null; } } }
⏎ com/sun/org/apache/bcel/internal/util/ClassPath.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, 252558👍, 3💬
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