Examples of nexj.core.util.Cancellable

nexj.core.util.Cancellable
Interface implemented by objects that invoke blocking operations which can be cancelled from another thread.

    * @param cancellable The current cancellable object to set. Can be null.
    * @return The old cancellable object. Can be null.
    */
   public synchronized Cancellable setCancellable(Cancellable cancellable)
   {
      Cancellable old = m_cancellable;


      m_cancellable = cancellable;


      return old;
   }

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    * Cancels any blocked processes.
    * @see Cancellable#cancel()
    */
   public void cancel()
   {
      Cancellable cancellable;


      synchronized (this)
      {
         cancellable = m_cancellable;
      }


      if (cancellable != null)
      {
         cancellable.cancel();
      }
   }

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    * @param stmt The statement to execute.
    * @see PreparedStatement#executeQuery();
    */
   public ResultSet executeQuery(PreparedStatement stmt) throws SQLException
   {
      Cancellable cancellableSaved = null;


      try
      {
         synchronized (this)
         {

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    * @return The affected record count.
    * @see PreparedStatement#executeUpdate();
    */
   public int executeUpdate(PreparedStatement stmt) throws SQLException
   {
      Cancellable cancellableSaved = null;


      try
      {
         synchronized (this)
         {

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    * @return Affected record counts and status information.
    * @see Statement#executeBatch();
    */
   public int[] executeBatch(Statement stmt) throws SQLException
   {
      Cancellable cancellableSaved = null;


      try
      {
         synchronized (this)
         {

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Related Classes of nexj.core.util.Cancellable

nexj.core.persistence.sql.SQLAdapter

nexj.core.runtime.InvocationContext

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