test/tools/javac/foreach/Foreach.java

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   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 4855355
  27  * @summary implement "foreach" loops as specified in JSR 201
  28  * @author gafter
  29  *
  30  * @compile -source 1.5 Foreach.java
  31  * @run main Foreach
  32  */
  33 
  34 import java.util.Iterator;
  35 
  36 public class Foreach implements Iterable<Integer> {
  37 
  38     public Iterator<Integer> iterator() {
  39         return new Iterator<Integer>() {
  40             int next = 1;
  41             public boolean hasNext() {
  42                 return next <= (1 << 12);
  43             }
  44             public void remove() {
  45                 throw new UnsupportedOperationException();
  46             }
  47             public Integer next() {
  48                 try {
  49                     return new Integer(next);
  50                 } finally {
  51                     next <<= 1;




   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 4855355
  27  * @summary implement "foreach" loops as specified in JSR 201
  28  * @author gafter



  29  */
  30 
  31 import java.util.Iterator;
  32 
  33 public class Foreach implements Iterable<Integer> {
  34 
  35     public Iterator<Integer> iterator() {
  36         return new Iterator<Integer>() {
  37             int next = 1;
  38             public boolean hasNext() {
  39                 return next <= (1 << 12);
  40             }
  41             public void remove() {
  42                 throw new UnsupportedOperationException();
  43             }
  44             public Integer next() {
  45                 try {
  46                     return new Integer(next);
  47                 } finally {
  48                     next <<= 1;