0N/A/*
2362N/A * Copyright (c) 2004, 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,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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
2362N/A * questions.
0N/A */
0N/A
0N/A/* @test
0N/A * @bug 5041041
0N/A * @summary Test BufferedInputStream read of zero byte array
0N/A */
0N/A
0N/Aimport java.io.*;
0N/A
0N/A/**
0N/A * This class tests to see if BufferedInputStream of zero length array
0N/A * invokes the read method or not. Invoking read could block which is
0N/A * incompatible behavior for zero length array.
0N/A */
0N/Apublic class ReadZeroBytes {
0N/A
0N/A public static void main( String argv[] ) throws Exception {
0N/A BufferedInputStream in = new BufferedInputStream(
0N/A new ThrowingInputStream());
0N/A in.read(new byte[0], 0, 0);
0N/A }
0N/A}
0N/A
0N/Aclass ThrowingInputStream extends InputStream {
0N/A
0N/A public ThrowingInputStream() {
0N/A }
0N/A public int read() throws IOException {
0N/A return 0;
0N/A }
0N/A public int read(byte[] b, int off, int len) throws IOException {
0N/A throw new RuntimeException("Read invoked for len == 0");
0N/A }
0N/A}