--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/sound/midi/File/SMFParserBreak.java Mon Oct 31 14:50:09 2016 +0300
@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2002, 2016, 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.
+ */
+
+import java.io.ByteArrayInputStream;
+import java.io.FilterInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import javax.sound.midi.MidiSystem;
+import javax.sound.midi.Sequence;
+
+/**
+ * @test
+ * @bug 4910986
+ * @summary MIDI file parser breaks up on http connection
+ */
+public class SMFParserBreak {
+
+ public static void main(String[] args) throws Exception {
+
+ InputStream is = new ByteArrayInputStream(midifile);
+ // create a buffered input stream that seems
+ // to be on an unfortunate boundary for the
+ // 1.4.2 SMF parser implementation
+ is = new ChunkInputStream(is, 32);
+ Sequence sequence = MidiSystem.getSequence(is);
+
+ long duration = sequence.getMicrosecondLength() / 10000;
+ System.out.println("Duration: "+duration+" deciseconds ");
+
+ // the test is passed if no exception thrown
+ System.out.println("Test passed");
+ }
+
+ // A MIDI file
+ static byte[] midifile = {
+ 77, 84, 104, 100, 0, 0, 0, 6, 0, 1, 0, 3, -30, 120, 77, 84, 114, 107, 0,
+ 0, 0, 123, 0, -112, 30, 100, -113, 49, -128, 50, 100, -114, 69, -112, 31,
+ 100, -114, 33, -128, 51, 100, -114, 55, -112, 32, 100, -114, 120, -128, 52,
+ 100, -114, 40, -112, 33, 100, -114, 26, -128, 53, 100, -114, 26, -112, 34,
+ 100, -114, 76, -128, 54, 100, -114, 12, -112, 35, 100, -114, 91, -128, 55,
+ 100, -114, 69, -112, 36, 100, -114, 33, -128, 56, 100, -114, 55, -112, 37,
+ 100, -114, 84, -128, 57, 100, -114, 40, -112, 38, 100, -114, 26, -128, 58,
+ 100, -114, 26, -112, 39, 100, -113, 24, -128, 59, 100, -113, 60, -112, 40,
+ 100, -113, 110, -128, 60, 100, -113, 96, -112, 41, 100, -113, 39, -128, 61,
+ 100, 0, -1, 47, 0, 77, 84, 114, 107, 0, 0, 0, 4, 0, -1, 47, 0, 77, 84, 114,
+ 107, 0, 0, 0, 4, 0, -1, 47, 0
+ };
+}
+
+/* an input stream that always returns data in chunks */
+class ChunkInputStream extends FilterInputStream {
+ int chunkSize;
+ int p = 0; // position
+
+ public ChunkInputStream(InputStream is, int chunkSize) {
+ super(is);
+ this.chunkSize = chunkSize;
+ }
+
+ // override to increase counter
+ public int read() throws IOException {
+ int ret = super.read();
+ if (ret >= 0) {
+ p++;
+ }
+ return ret;
+ }
+
+ // override to make sure that read(byte[], int, int) is used
+ public int read(byte[] b) throws IOException {
+ return read(b, 0, b.length);
+ }
+
+ // override to split the data in chunks
+ public int read(byte[] b, int off, int len) throws IOException {
+ // if we would pass a chunk boundary,
+ // only return up to the chunk boundary
+ if ( (p / chunkSize) < ( (p+len) / chunkSize)) {
+ // p+len is in the next chunk
+ len -= ((p+len) % chunkSize);
+ }
+ int ret = super.read(b, off, len);
+ if (ret >= 0) {
+ p += ret;
+ }
+ return ret;
+ }
+}