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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/generic/Select.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.generic; /* ==================================================================== * 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.io.*; import com.sun.org.apache.bcel.internal.util.ByteSequence; /** * Select - Abstract super class for LOOKUPSWITCH and TABLESWITCH instructions. * * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> * @see LOOKUPSWITCH * @see TABLESWITCH * @see InstructionList */ public abstract class Select extends BranchInstruction implements VariableLengthInstruction, StackProducer { protected int[] match; // matches, i.e., case 1: ... protected int[] indices; // target offsets protected InstructionHandle[] targets; // target objects in instruction list protected int fixed_length; // fixed length defined by subclasses protected int match_length; // number of cases protected int padding = 0; // number of pad bytes for alignment /** * Empty constructor needed for the Class.newInstance() statement in * Instruction.readInstruction(). Not to be used otherwise. */ Select() {} /** * (Match, target) pairs for switch. * `Match' and `targets' must have the same length of course. * * @param match array of matching values * @param targets instruction targets * @param target default instruction target */ Select(short opcode, int[] match, InstructionHandle[] targets, InstructionHandle target) { super(opcode, target); this.targets = targets; for(int i=0; i < targets.length; i++) { BranchInstruction.notifyTargetChanged(targets[i], this); } this.match = match; if((match_length = match.length) != targets.length) throw new ClassGenException("Match and target array have not the same length"); indices = new int[match_length]; } /** * Since this is a variable length instruction, it may shift the following * instructions which then need to update their position. * * Called by InstructionList.setPositions when setting the position for every * instruction. In the presence of variable length instructions `setPositions' * performs multiple passes over the instruction list to calculate the * correct (byte) positions and offsets by calling this function. * * @param offset additional offset caused by preceding (variable length) instructions * @param max_offset the maximum offset that may be caused by these instructions * @return additional offset caused by possible change of this instruction's length */ @Override protected int updatePosition(int offset, int max_offset) { position += offset; // Additional offset caused by preceding SWITCHs, GOTOs, etc. short old_length = length; /* Alignment on 4-byte-boundary, + 1, because of tag byte. */ padding = (4 - ((position + 1) % 4)) % 4; length = (short)(fixed_length + padding); // Update length return length - old_length; } /** * Dump instruction as byte code to stream out. * @param out Output stream */ @Override public void dump(DataOutputStream out) throws IOException { out.writeByte(opcode); for(int i=0; i < padding; i++) // Padding bytes out.writeByte(0); index = getTargetOffset(); // Write default target offset out.writeInt(index); } /** * Read needed data (e.g. index) from file. */ @Override protected void initFromFile(ByteSequence bytes, boolean wide) throws IOException { padding = (4 - (bytes.getIndex() % 4)) % 4; // Compute number of pad bytes for(int i=0; i < padding; i++) { bytes.readByte(); } // Default branch target common for both cases (TABLESWITCH, LOOKUPSWITCH) index = bytes.readInt(); } /** * @return mnemonic for instruction */ @Override public String toString(boolean verbose) { final StringBuilder buf = new StringBuilder(super.toString(verbose)); if(verbose) { for(int i=0; i < match_length; i++) { String s = "null"; if(targets[i] != null) s = targets[i].getInstruction().toString(); buf.append("(").append(match[i]).append(", ") .append(s).append(" = {").append(indices[i]).append("})"); } } else buf.append(" ..."); return buf.toString(); } /** * Set branch target for `i'th case */ public final void setTarget(int i, InstructionHandle target) { notifyTargetChanging(targets[i], this); targets[i] = target; notifyTargetChanged(targets[i], this); } /** * @param old_ih old target * @param new_ih new target */ @Override public void updateTarget(InstructionHandle old_ih, InstructionHandle new_ih) { boolean targeted = false; if(target == old_ih) { targeted = true; setTarget(new_ih); } for(int i=0; i < targets.length; i++) { if(targets[i] == old_ih) { targeted = true; setTarget(i, new_ih); } } if(!targeted) throw new ClassGenException("Not targeting " + old_ih); } /** * @return true, if ih is target of this instruction */ @Override public boolean containsTarget(InstructionHandle ih) { if(target == ih) return true; for(int i=0; i < targets.length; i++) if(targets[i] == ih) return true; return false; } /** * Inform targets that they're not targeted anymore. */ @Override void dispose() { super.dispose(); for(int i=0; i < targets.length; i++) targets[i].removeTargeter(this); } /** * @return array of match indices */ public int[] getMatchs() { return match; } /** * @return array of match target offsets */ public int[] getIndices() { return indices; } /** * @return array of match targets */ public InstructionHandle[] getTargets() { return targets; } }
⏎ com/sun/org/apache/bcel/internal/generic/Select.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
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