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JRE 8 rt.jar - java.* 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 java.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ java/io/Bits.java
/* * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.io; /** * Utility methods for packing/unpacking primitive values in/out of byte arrays * using big-endian byte ordering. */ class Bits { /* * Methods for unpacking primitive values from byte arrays starting at * given offsets. */ static boolean getBoolean(byte[] b, int off) { return b[off] != 0; } static char getChar(byte[] b, int off) { return (char) ((b[off + 1] & 0xFF) + (b[off] << 8)); } static short getShort(byte[] b, int off) { return (short) ((b[off + 1] & 0xFF) + (b[off] << 8)); } static int getInt(byte[] b, int off) { return ((b[off + 3] & 0xFF) ) + ((b[off + 2] & 0xFF) << 8) + ((b[off + 1] & 0xFF) << 16) + ((b[off ] ) << 24); } static float getFloat(byte[] b, int off) { return Float.intBitsToFloat(getInt(b, off)); } static long getLong(byte[] b, int off) { return ((b[off + 7] & 0xFFL) ) + ((b[off + 6] & 0xFFL) << 8) + ((b[off + 5] & 0xFFL) << 16) + ((b[off + 4] & 0xFFL) << 24) + ((b[off + 3] & 0xFFL) << 32) + ((b[off + 2] & 0xFFL) << 40) + ((b[off + 1] & 0xFFL) << 48) + (((long) b[off]) << 56); } static double getDouble(byte[] b, int off) { return Double.longBitsToDouble(getLong(b, off)); } /* * Methods for packing primitive values into byte arrays starting at given * offsets. */ static void putBoolean(byte[] b, int off, boolean val) { b[off] = (byte) (val ? 1 : 0); } static void putChar(byte[] b, int off, char val) { b[off + 1] = (byte) (val ); b[off ] = (byte) (val >>> 8); } static void putShort(byte[] b, int off, short val) { b[off + 1] = (byte) (val ); b[off ] = (byte) (val >>> 8); } static void putInt(byte[] b, int off, int val) { b[off + 3] = (byte) (val ); b[off + 2] = (byte) (val >>> 8); b[off + 1] = (byte) (val >>> 16); b[off ] = (byte) (val >>> 24); } static void putFloat(byte[] b, int off, float val) { putInt(b, off, Float.floatToIntBits(val)); } static void putLong(byte[] b, int off, long val) { b[off + 7] = (byte) (val ); b[off + 6] = (byte) (val >>> 8); b[off + 5] = (byte) (val >>> 16); b[off + 4] = (byte) (val >>> 24); b[off + 3] = (byte) (val >>> 32); b[off + 2] = (byte) (val >>> 40); b[off + 1] = (byte) (val >>> 48); b[off ] = (byte) (val >>> 56); } static void putDouble(byte[] b, int off, double val) { putLong(b, off, Double.doubleToLongBits(val)); } }
⏎ java/io/Bits.java
Or download all of them as a single archive file:
File name: jre-rt-java-1.8.0_191-src.zip File size: 6664831 bytes Release date: 2018-10-28 Download
⇒ JRE 8 rt.jar - javax.* Package Source Code
2023-08-23, 247953👍, 4💬
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