0N/A/*
2362N/A * Copyright (c) 1998, 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/*
0N/A * @test
0N/A * @bug 4054043
0N/A * @summary Test bufferedinputstream when stream is interrupted
0N/A *
0N/A */
0N/A
0N/Aimport java.io.*;
0N/A
0N/A/**
0N/A * This class tests to see if bufferinputstream updates count
0N/A * when the stream is interrupted and restarted
0N/A * It was adapted from a test class provided in the bug report
0N/A *
0N/A */
0N/A
0N/Apublic class CountUpdate {
0N/A
0N/A public static void main(String[] args) throws Exception {
0N/A BufferBreaker breaker = new BufferBreaker();
0N/A BufferedInputStream in = new BufferedInputStream(breaker, 1000);
0N/A
0N/A byte b[] = new byte[100];
0N/A int total = 0;
0N/A
0N/A for (int i=0; i<5; i++) {
0N/A
0N/A if (i>0) breaker.breakIt = true;
0N/A try {
0N/A int n = in.read(b);
0N/A total += n;
0N/A //System.out.print("read "+n+" bytes: [");
0N/A //System.out.write(b, 0, n);
0N/A //System.out.println("]");
0N/A }
0N/A catch (IOException e) {
0N/A //System.out.println(e);
0N/A }
0N/A }
0N/A
0N/A if (total>7)
0N/A throw new RuntimeException(
0N/A "BufferedInputStream did not reset count.");
0N/A }
0N/A}
0N/A
0N/Aclass BufferBreaker extends InputStream {
0N/A public boolean breakIt = false;
0N/A
0N/A public int read() {
0N/A return 'x';
0N/A }
0N/A
0N/A public static final byte[] buffer = {(byte)'a',
0N/A (byte)'b',
0N/A (byte)'c',
0N/A (byte)'d',
0N/A (byte)'e',
0N/A (byte)'f',
0N/A (byte)'g'};
0N/A
0N/A public int read(byte b[]) throws IOException {
0N/A return read(b, 0, b.length);
0N/A }
0N/A
0N/A public int read(byte b[], int off, int len) throws IOException {
0N/A if (breakIt) throw new IOException("BREAK");
0N/A if (len > buffer.length) len = buffer.length;
0N/A System.arraycopy(buffer, 0, b, off, len);
0N/A return len;
0N/A }
0N/A
0N/A public long skip(long n) {
0N/A return 0;
0N/A }
0N/A
0N/A public int available() {
0N/A return 0;
0N/A }
0N/A
0N/A}