| /* |
| * Copyright (c) 2003, 2012, 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 4865031 |
| * @summary Test ScatteringByteChannel/GatheringByteChannel read/write |
| * @library .. |
| */ |
| |
| import java.io.*; |
| import java.net.*; |
| import java.nio.*; |
| import java.nio.channels.*; |
| |
| public class VectorParams { |
| |
| static java.io.PrintStream out = System.out; |
| |
| static final int testSize = 10; |
| static ByteBuffer[] bufs = null; |
| static InetSocketAddress isa = null; |
| |
| public static void main(String[] args) throws Exception { |
| try (TestServers.DayTimeServer daytimeServer |
| = TestServers.DayTimeServer.startNewServer(100)) { |
| initBufs(daytimeServer); |
| testSocketChannelVectorParams(); |
| testDatagramChannelVectorParams(); |
| testPipeVectorParams(); |
| testFileVectorParams(); |
| } |
| } |
| |
| static void initBufs(TestServers.DayTimeServer daytimeServer) throws Exception { |
| bufs = new ByteBuffer[testSize]; |
| for(int i=0; i<testSize; i++) { |
| String source = "buffer" + i; |
| bufs[i] = ByteBuffer.allocate(source.length()); |
| bufs[i].put(source.getBytes("8859_1")); |
| bufs[i].flip(); |
| } |
| isa = new InetSocketAddress(daytimeServer.getAddress(), |
| daytimeServer.getPort()); |
| } |
| |
| static void testSocketChannelVectorParams() throws Exception { |
| SocketChannel sc = SocketChannel.open(isa); |
| tryBadWrite(sc, bufs, 0, -1); |
| tryBadWrite(sc, bufs, -1, 0); |
| tryBadWrite(sc, bufs, 0, 1000); |
| tryBadWrite(sc, bufs, 1000, 1); |
| tryBadRead(sc, bufs, 0, -1); |
| tryBadRead(sc, bufs, -1, 0); |
| tryBadRead(sc, bufs, 0, 1000); |
| tryBadRead(sc, bufs, 1000, 1); |
| sc.close(); |
| } |
| |
| static void testDatagramChannelVectorParams() throws Exception { |
| DatagramChannel dc = DatagramChannel.open(); |
| dc.connect(isa); |
| tryBadRead(dc, bufs, 0, -1); |
| tryBadRead(dc, bufs, -1, 0); |
| tryBadRead(dc, bufs, 0, 1000); |
| tryBadRead(dc, bufs, 1000, 1); |
| tryBadWrite(dc, bufs, 0, -1); |
| tryBadWrite(dc, bufs, -1, 0); |
| tryBadWrite(dc, bufs, 0, 1000); |
| tryBadWrite(dc, bufs, 1000, 1); |
| dc.close(); |
| } |
| |
| static void testPipeVectorParams() throws Exception { |
| Pipe p = Pipe.open(); |
| Pipe.SinkChannel sink = p.sink(); |
| Pipe.SourceChannel source = p.source(); |
| tryBadWrite(sink, bufs, 0, -1); |
| tryBadWrite(sink, bufs, -1, 0); |
| tryBadWrite(sink, bufs, 0, 1000); |
| tryBadWrite(sink, bufs, 1000, 1); |
| tryBadRead(source, bufs, 0, -1); |
| tryBadRead(source, bufs, -1, 0); |
| tryBadRead(source, bufs, 0, 1000); |
| tryBadRead(source, bufs, 1000, 1); |
| sink.close(); |
| source.close(); |
| } |
| |
| static void testFileVectorParams() throws Exception { |
| File testFile = File.createTempFile("filevec", null); |
| testFile.deleteOnExit(); |
| RandomAccessFile raf = new RandomAccessFile(testFile, "rw"); |
| FileChannel fc = raf.getChannel(); |
| tryBadWrite(fc, bufs, 0, -1); |
| tryBadWrite(fc, bufs, -1, 0); |
| tryBadWrite(fc, bufs, 0, 1000); |
| tryBadWrite(fc, bufs, 1000, 1); |
| tryBadRead(fc, bufs, 0, -1); |
| tryBadRead(fc, bufs, -1, 0); |
| tryBadRead(fc, bufs, 0, 1000); |
| tryBadRead(fc, bufs, 1000, 1); |
| fc.close(); |
| } |
| |
| private static void tryBadWrite(GatheringByteChannel gbc, |
| ByteBuffer[] bufs, int offset, int len) |
| throws Exception |
| { |
| try { |
| gbc.write(bufs, offset, len); |
| throw new RuntimeException("Expected exception not thrown"); |
| } catch (IndexOutOfBoundsException ioobe) { |
| // Correct result |
| } |
| } |
| |
| private static void tryBadRead(ScatteringByteChannel sbc, |
| ByteBuffer[] bufs, int offset, int len) |
| throws Exception |
| { |
| try { |
| sbc.read(bufs, offset, len); |
| throw new RuntimeException("Expected exception not thrown"); |
| } catch (IndexOutOfBoundsException ioobe) { |
| // Correct result |
| } |
| } |
| |
| } |