| /* |
| * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 7088367 |
| * @summary SourceDataLine.write and TargetDataLine.read don't throw ArrayIndexOutOfBoundsException |
| * @author Alex Menkov |
| */ |
| |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.DataLine; |
| import javax.sound.sampled.Line; |
| import javax.sound.sampled.LineUnavailableException; |
| import javax.sound.sampled.Mixer; |
| import javax.sound.sampled.SourceDataLine; |
| import javax.sound.sampled.TargetDataLine; |
| |
| public class DataLine_ArrayIndexOutOfBounds { |
| |
| static int total = 0; |
| static int failed = 0; |
| |
| // shared buffer for all tests |
| static final byte[] buffer = new byte[5000000]; |
| |
| // the class describes different test scenarios (buffer properties) |
| static abstract class Scenario { |
| abstract int getBufferOffset(DataLine line); |
| abstract int getBufferLength(DataLine line); |
| } |
| |
| // scenarios to tests |
| static Scenario[] scenarios = new Scenario[]{ |
| new Scenario() { |
| public String toString() { |
| return "offset is near Integer.MAX_VALUE"; |
| } |
| public int getBufferOffset(DataLine line) { |
| return Integer.MAX_VALUE - 4096; |
| } |
| public int getBufferLength(DataLine line) { |
| return 65536; |
| } |
| }, |
| new Scenario() { |
| public String toString() { |
| return "offset is less than buffer.length, length is large"; |
| } |
| int getBufferOffset(DataLine line) { |
| return buffer.length / 10; |
| } |
| int getBufferLength(DataLine line) { |
| return Integer.MAX_VALUE - getBufferOffset(line) + 4096; |
| } |
| } |
| }; |
| |
| public static void main(String[] args) throws Exception { |
| Mixer.Info[] infos = AudioSystem.getMixerInfo(); |
| log("" + infos.length + " mixers detected"); |
| for (int i=0; i<infos.length; i++) { |
| Mixer mixer = AudioSystem.getMixer(infos[i]); |
| log("Mixer " + (i+1) + ": " + infos[i]); |
| try { |
| mixer.open(); |
| for (Scenario scenario: scenarios) { |
| testSDL(mixer, scenario); |
| testTDL(mixer, scenario); |
| } |
| mixer.close(); |
| } catch (LineUnavailableException ex) { |
| log("LineUnavailableException: " + ex); |
| } |
| } |
| if (failed == 0) { |
| log("PASSED (" + total + " tests)"); |
| } else { |
| log("FAILED (" + failed + " of " + total + " tests)"); |
| throw new Exception("Test FAILED"); |
| } |
| } |
| |
| final static int STOPPER_DELAY = 5000; // 1 sec |
| |
| static class AsyncLineStopper implements Runnable { |
| private final DataLine line; |
| private final long delayMS; // delay before stop the line |
| private final Thread thread; |
| private final Object readyEvent = new Object(); |
| private final Object startEvent = new Object(); |
| |
| public AsyncLineStopper(DataLine line, long delayMS) { |
| this.line = line; |
| this.delayMS = delayMS; |
| thread = new Thread(this); |
| thread.setDaemon(true); |
| // starts the thread and waits until it becomes ready |
| synchronized (readyEvent) { |
| thread.start(); |
| try { |
| readyEvent.wait(); |
| } catch (InterruptedException ex) { } |
| } |
| } |
| |
| // makes the delay and then stops the line |
| public void schedule() { |
| synchronized(startEvent) { |
| startEvent.notifyAll(); |
| } |
| } |
| |
| // force stop/close the line |
| public void force() { |
| thread.interrupt(); |
| try { |
| thread.join(); |
| } catch (InterruptedException ex) { |
| log("join exception: " + ex); |
| } |
| } |
| |
| // Runnable implementation |
| public void run() { |
| try { |
| synchronized(readyEvent) { |
| readyEvent.notifyAll(); |
| } |
| synchronized(startEvent) { |
| startEvent.wait(); |
| } |
| // delay |
| Thread.sleep(delayMS); |
| } catch (InterruptedException ex) { |
| log(" AsyncLineStopper has been interrupted: " + ex); |
| } |
| // and flush |
| log(" stop..."); |
| line.stop(); |
| log(" close..."); |
| line.close(); |
| } |
| } |
| |
| static void testSDL(Mixer mixer, Scenario scenario) { |
| log(" Testing SDL (scenario: " + scenario + ")..."); |
| Line.Info linfo = new Line.Info(SourceDataLine.class); |
| SourceDataLine line = null; |
| try { |
| line = (SourceDataLine)mixer.getLine(linfo); |
| log(" got line: " + line); |
| log(" open..."); |
| line.open(); |
| } catch (IllegalArgumentException ex) { |
| log(" unsupported (IllegalArgumentException)"); |
| return; |
| } catch (LineUnavailableException ex) { |
| log(" unavailable: " + ex); |
| return; |
| } |
| |
| total++; |
| |
| log(" start..."); |
| line.start(); |
| |
| AsyncLineStopper lineStopper = new AsyncLineStopper(line, STOPPER_DELAY); |
| int offset = scenario.getBufferOffset(line); |
| int len = scenario.getBufferLength(line); |
| // ensure len represents integral number of frames |
| len -= len % line.getFormat().getFrameSize(); |
| |
| log(" write..."); |
| lineStopper.schedule(); |
| try { |
| line.write(buffer, offset, len); |
| log(" ERROR: didn't get ArrayIndexOutOfBoundsException"); |
| failed++; |
| } catch (ArrayIndexOutOfBoundsException ex) { |
| log(" OK: got ArrayIndexOutOfBoundsException: " + ex); |
| } |
| lineStopper.force(); |
| } |
| |
| static void testTDL(Mixer mixer, Scenario scenario) { |
| log(" Testing TDL (scenario: " + scenario + ")..."); |
| Line.Info linfo = new Line.Info(TargetDataLine.class); |
| TargetDataLine line = null; |
| try { |
| line = (TargetDataLine)mixer.getLine(linfo); |
| log(" got line: " + line); |
| log(" open..."); |
| line.open(); |
| } catch (IllegalArgumentException ex) { |
| log(" unsupported (IllegalArgumentException)"); |
| return; |
| } catch (LineUnavailableException ex) { |
| log(" unavailable: " + ex); |
| return; |
| } |
| |
| total++; |
| |
| log(" start..."); |
| line.start(); |
| |
| AsyncLineStopper lineStopper = new AsyncLineStopper(line, STOPPER_DELAY); |
| int offset = scenario.getBufferOffset(line); |
| int len = scenario.getBufferLength(line); |
| // ensure len represents integral number of frames |
| len -= len % line.getFormat().getFrameSize(); |
| |
| log(" read..."); |
| try { |
| line.read(buffer, offset, len); |
| log(" ERROR: didn't get ArrayIndexOutOfBoundsException"); |
| failed++; |
| } catch (ArrayIndexOutOfBoundsException ex) { |
| log(" OK: got ArrayIndexOutOfBoundsException: " + ex); |
| } |
| lineStopper.force(); |
| } |
| |
| static void log(String s) { |
| System.out.println(s); |
| System.out.flush(); |
| } |
| } |