--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/file/Files/TerminateWalk.java Sun Feb 15 12:25:54 2009 +0000
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2008-2009 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.
+ */
+
+import java.nio.file.*;
+import java.nio.file.attribute.*;
+import java.io.IOException;
+import java.util.*;
+
+/**
+ * Unit test for Files.walkFileTree to test TERMINATE return value
+ */
+
+public class TerminateWalk {
+
+ static final Random rand = new Random();
+ static boolean terminated;
+
+ static FileVisitResult maybeTerminate() {
+ if (terminated)
+ throw new RuntimeException("FileVisitor invoked after termination");
+ if (rand.nextInt(10) == 0) {
+ terminated = true;
+ return FileVisitResult.TERMINATE;
+ } else {
+ return FileVisitResult.CONTINUE;
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ Path dir = Paths.get(args[0]);
+
+ Files.walkFileTree(dir, new FileVisitor<Path>() {
+ public FileVisitResult preVisitDirectory(Path dir) {
+ return maybeTerminate();
+ }
+ public FileVisitResult preVisitDirectoryFailed(Path dir, IOException exc) {
+ return maybeTerminate();
+ }
+ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
+ return maybeTerminate();
+ }
+ public FileVisitResult postVisitDirectory(Path dir, IOException x) {
+ return maybeTerminate();
+ }
+ public FileVisitResult visitFileFailed(Path file, IOException x) {
+ return maybeTerminate();
+ }
+ });
+ }
+}