10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @summary Unit test for Files.walkFileTree to test SKIP_SUBTREE return value
  27  * @library ../..
  28  * @compile SkipSubtree.java CreateFileTree.java
  29  * @run main SkipSubtree

  30  */
  31 import java.nio.file.*;
  32 import java.nio.file.attribute.BasicFileAttributes;
  33 import java.io.IOException;
  34 import java.util.HashSet;
  35 import java.util.Random;
  36 import java.util.Set;
  37 
  38 public class SkipSubtree {
  39 
  40     static final Random rand = new Random();
  41     static final Set<Path> skipped = new HashSet<>();
  42 
  43     // check if this path should have been skipped
  44     static void check(Path path) {
  45         do {
  46             if (skipped.contains(path))
  47                 throw new RuntimeException(path + " should not have been visited");
  48             path = path.getParent();
  49         } while (path != null);

  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @summary Unit test for Files.walkFileTree to test SKIP_SUBTREE return value
  27  * @library ../..
  28  * @compile SkipSubtree.java CreateFileTree.java
  29  * @run main SkipSubtree
  30  * @key randomness
  31  */
  32 import java.nio.file.*;
  33 import java.nio.file.attribute.BasicFileAttributes;
  34 import java.io.IOException;
  35 import java.util.HashSet;
  36 import java.util.Random;
  37 import java.util.Set;
  38 
  39 public class SkipSubtree {
  40 
  41     static final Random rand = new Random();
  42     static final Set<Path> skipped = new HashSet<>();
  43 
  44     // check if this path should have been skipped
  45     static void check(Path path) {
  46         do {
  47             if (skipped.contains(path))
  48                 throw new RuntimeException(path + " should not have been visited");
  49             path = path.getParent();
  50         } while (path != null);