13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.io;
  27 
  28 
  29 /**
  30  * Piped character-output streams.
  31  *
  32  * @author      Mark Reinhold
  33  * @since       JDK1.1
  34  */
  35 
  36 public class PipedWriter extends Writer {
  37 
  38     /* REMIND: identification of the read and write sides needs to be
  39        more sophisticated.  Either using thread groups (but what about
  40        pipes within a thread?) or using finalization (but it may be a
  41        long time until the next GC). */
  42     private PipedReader sink;
  43 
  44     /* This flag records the open status of this particular writer. It
  45      * is independent of the status flags defined in PipedReader. It is
  46      * used to do a sanity check on connect.
  47      */
  48     private boolean closed = false;
  49 
  50     /**
  51      * Creates a piped writer connected to the specified piped
  52      * reader. Data characters written to this stream will then be
  53      * available as input from <code>snk</code>.

  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.io;
  27 
  28 
  29 /**
  30  * Piped character-output streams.
  31  *
  32  * @author      Mark Reinhold
  33  * @since       1.1
  34  */
  35 
  36 public class PipedWriter extends Writer {
  37 
  38     /* REMIND: identification of the read and write sides needs to be
  39        more sophisticated.  Either using thread groups (but what about
  40        pipes within a thread?) or using finalization (but it may be a
  41        long time until the next GC). */
  42     private PipedReader sink;
  43 
  44     /* This flag records the open status of this particular writer. It
  45      * is independent of the status flags defined in PipedReader. It is
  46      * used to do a sanity check on connect.
  47      */
  48     private boolean closed = false;
  49 
  50     /**
  51      * Creates a piped writer connected to the specified piped
  52      * reader. Data characters written to this stream will then be
  53      * available as input from <code>snk</code>.