0N/A/*
3261N/A * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
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0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
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0N/A */
0N/A
0N/A/* @test
0N/A @bug 4526350
0N/A @summary Verify IOUtil.java reads to buffer limits
0N/A */
0N/Aimport java.io.*;
0N/Aimport java.nio.*;
0N/Aimport java.nio.channels.*;
0N/A
0N/Apublic class ReadToLimit {
0N/A public static void main(String[] args) throws Exception {
0N/A File blah = File.createTempFile("blah", null);
0N/A blah.deleteOnExit();
0N/A initTestFile(blah);
0N/A
0N/A ByteBuffer[] dstBuffers = new ByteBuffer[2];
0N/A for(int i=0; i<2; i++) {
0N/A dstBuffers[i] = ByteBuffer.allocateDirect(10);
0N/A dstBuffers[i].limit(5);
0N/A }
0N/A FileInputStream fis = new FileInputStream(blah);
0N/A FileChannel fc = fis.getChannel();
0N/A long bytesRead = fc.read(dstBuffers);
0N/A for(int i=0; i<2; i++)
0N/A if (dstBuffers[i].position() != 5)
0N/A throw new Exception("Test failed");
0N/A fc.close();
0N/A fis.close();
2546N/A blah.delete();
0N/A }
0N/A
0N/A /**
0N/A * Creates file blah:
0N/A * 0000
0N/A * 0001
0N/A * 0002
0N/A * 0003
0N/A */
0N/A private static void initTestFile(File blah) throws Exception {
0N/A FileOutputStream fos = new FileOutputStream(blah);
0N/A BufferedWriter awriter
0N/A = new BufferedWriter(new OutputStreamWriter(fos, "8859_1"));
0N/A
0N/A for(int i=0; i<4; i++) {
0N/A String number = new Integer(i).toString();
0N/A for (int h=0; h<4-number.length(); h++)
0N/A awriter.write("0");
0N/A awriter.write(""+i);
0N/A awriter.newLine();
0N/A }
0N/A awriter.flush();
0N/A awriter.close();
0N/A }
0N/A}