| /* |
| * Copyright (c) 2005, 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 5085148 |
| * @summary Test if PrintWriter methods check if the stream |
| * has been closed. |
| */ |
| |
| import java.io.*; |
| |
| public enum OpsAfterClose { |
| |
| WRITE_BUF { boolean check(PrintWriter w) { |
| char buf[] = new char[2]; |
| w.write(buf); |
| return w.checkError(); |
| } }, |
| |
| WRITE_BUF_OFF { boolean check(PrintWriter w) { |
| char buf[] = new char[2]; |
| int len = 1; |
| w.write(buf, 0, len); |
| return w.checkError(); |
| } }, |
| WRITE_INT { boolean check(PrintWriter w) { |
| w.write(1); |
| return w.checkError(); |
| } }, |
| WRITE_STR { boolean check(PrintWriter w) { |
| String s = "abc"; |
| w.write(s); |
| return w.checkError(); |
| } }, |
| WRITE_STR_OFF { boolean check(PrintWriter w) { |
| String s = "abc"; |
| w.write(s, 0, s.length()); |
| return w.checkError(); |
| } }; |
| |
| abstract boolean check(PrintWriter w); |
| |
| public static void main(String args[]) throws Exception { |
| |
| System.out.println("Testing PrintWriter"); |
| boolean failed = false; |
| boolean result = false; |
| File f = new File(System.getProperty("test.dir", "."), |
| "print-writer.out"); |
| f.deleteOnExit(); |
| |
| for (OpsAfterClose op : OpsAfterClose.values()) { |
| PrintWriter pw = new PrintWriter( |
| new FileWriter(f)); |
| pw.close(); |
| result = op.check(pw); |
| if (!result) { |
| failed = true; |
| } |
| System.out.println(op + ":" + result); |
| } |
| if (failed) { |
| throw new Exception( |
| "Test failed for the failed operation{s} " + |
| "above for the PrintWriter"); |
| } |
| } |
| } |