# Usage: jjs -cp buffer_indexing_linker.jar buffer_index.js /* * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - 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. * * - Neither the name of Oracle nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR * 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 script depends on buffer indexing dynalink linker. Without that // linker in classpath, this script will fail to run properly. function str(buf) { var s = '' for (var i = 0; i < buf.length; i++) s += buf[i] + "," return s } var ByteBuffer = Java.type("java.nio.ByteBuffer") var bb = ByteBuffer.allocate(10) for (var i = 0; i < bb.length; i++) bb[i] = i*i print(str(bb)) var CharBuffer = Java.type("java.nio.CharBuffer") var cb = CharBuffer.wrap("hello world") print(str(cb)) var RandomAccessFile = Java.type("java.io.RandomAccessFile") var raf = new RandomAccessFile("buffer_index.js", "r") var chan = raf.getChannel() var fileSize = chan.size() var buf = ByteBuffer.allocate(fileSize) chan.read(buf) chan.close() var str = '' for (var i = 0; i < buf.length; i++) str += String.fromCharCode(buf[i]) print(str)