diff -r fd16c54261b3 -r 90ce3da70b43 jdk/test/java/io/PrintWriter/OpsAfterClose.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/test/java/io/PrintWriter/OpsAfterClose.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,89 @@ +/* + * Copyright 2005 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.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"); + } + } +}