Examples of org.apache.derby.iapi.sql.conn.StatementContext

org.apache.derby.iapi.sql.conn.StatementContext
StatementContext keeps the context for a statement.

        }


        /* Add the dependency to the StatementContext, so that
         * it can be cleared on a pre-execution error.
         */
        StatementContext sc = (StatementContext) cm.getContext(org.apache.derby.iapi.reference.ContextId.LANG_STATEMENT);
        sc.addDependency(dy);
      }
      else
      {
        /* Add a stored dependency */
        LanguageConnectionContext  lcc = getLanguageConnectionContext(cm);

View Full Code Here

                         boolean sync,
                         int commitflag,
                         boolean requestedByUser)
     throws StandardException
  {
    StatementContext statementContext = getStatementContext();
    if (requestedByUser  &&
      (statementContext != null) &&
      statementContext.inUse() &&
      statementContext.isAtomic())
    {
      throw StandardException.newException(SQLState.LANG_NO_COMMIT_IN_NESTED_CONNECTION);
    }


    // Log commit to error log, if appropriate

View Full Code Here

    *
   * @exception StandardException thrown on failure
   */
  private void doRollback(boolean xa, boolean requestedByUser) throws StandardException
  {
    StatementContext statementContext = getStatementContext();
    if (requestedByUser &&
      (statementContext != null) &&
      statementContext.inUse() &&
      statementContext.isAtomic())
    {
      throw StandardException.newException(SQLState.LANG_NO_ROLLBACK_IN_NESTED_CONNECTION);
    }


    // Log rollback to error log, if appropriate

View Full Code Here

    cc.setInUse(true);


    // Save off the current isolation level on entry so that it gets restored
    cc.setEntryIsolationLevel( getCurrentIsolationLevel());


    StatementContext sc = getStatementContext();
    if (sc.getSystemCode())
      cc.setReliability(CompilerContext.INTERNAL_SQL_LEGAL);


    return  cc;
  }

View Full Code Here

    int          parentStatementDepth = statementDepth;
    boolean        inTrigger = false;
    boolean        parentIsAtomic = false;


    // by default, assume we are going to use the outermost statement context
    StatementContext  statementContext = statementContexts[0];


    /*
    ** If we haven't allocated any statement contexts yet, allocate
    ** the outermost stmt context now and push it.
    */
    if (statementContext == null)
    {
      statementContext = statementContexts[0] = new GenericStatementContext(this, tran);
    }
    else if (statementDepth > 0)
    {
      StatementContext  parentStatementContext;
      /*
      ** We also cache a 2nd statement context, though we still
      ** push and pop it. Note, new contexts are automatically pushed.
      */
      if (statementDepth == 1)
      {
        statementContext = statementContexts[1];


        if (statementContext == null)
          statementContext = statementContexts[1] = new GenericStatementContext(this, tran);
        else
          statementContext.pushMe();


        parentStatementContext = statementContexts[0];
      }
      else
      {
        parentStatementContext = getStatementContext();
        statementContext = new GenericStatementContext(this, tran);
      }


      inTrigger = parentStatementContext.inTrigger() || (outermostTrigger == parentStatementDepth);
      parentIsAtomic = parentStatementContext.isAtomic();
      statementContext.setSQLAllowed(parentStatementContext.getSQLAllowed(), false);
      if (parentStatementContext.getSystemCode())
        statementContext.setSystemCode();
    }


    incrementStatementDepth();

View Full Code Here

  /**
   * @see LanguageConnectionContext#setIsolationLevel
   */
  public void setIsolationLevel(int isolationLevel) throws StandardException
  {
    StatementContext stmtCtxt = getStatementContext();
    if (stmtCtxt!= null && stmtCtxt.inTrigger())
      throw StandardException.newException(SQLState.LANG_NO_XACT_IN_TRIGGER, getTriggerExecutionContext().toString());


    // find if there are any held cursors from previous isolation level.
    // if yes, then throw an exception that isolation change not allowed until
    // the held cursors are closed.

View Full Code Here

      // method of the GenericTriggerExecutor class, and at that time
      // the SPS action will be recompiled correctly.
        rePrepare(lccToUse);
      }


      StatementContext statementContext = lccToUse.pushStatementContext(
        isAtomic, updateMode==CursorNode.READ_ONLY, getSource(), pvs, rollbackParentContext, timeoutMillis);


      if (needsSavepoint())
      {
        /* Mark this position in the log so that a statement
        * rollback will undo any changes.
        */
        statementContext.setSavePoint();
        needToClearSavePoint = true;
      }


      if (executionConstants != null)
      {
        lccToUse.validateStmtExecution(executionConstants);
      }


      ResultSet resultSet = null;
      try {
  
        resultSet = activation.execute();


        resultSet.open();
      } catch (StandardException se) {
        /* Cann't handle recompiling SPS action recompile here */
        if (!se.getMessageId().equals(SQLState.LANG_STATEMENT_NEEDS_RECOMPILE)
             || spsAction)
          throw se;
        statementContext.cleanupOnError(se);
        continue recompileOutOfDatePlan;


      }




      if (needToClearSavePoint)
      {
        /* We're done with our updates */
        statementContext.clearSavePoint();
      }


      lccToUse.popStatementContext(statementContext, null);          


      if (activation.isSingleExecution() && resultSet.isClosed())

View Full Code Here

    long        bindTime = 0;
    long        optimizeTime = 0;
    long        generateTime = 0;
    Timestamp      beginTimestamp = null;
    Timestamp      endTimestamp = null;
    StatementContext  statementContext = null;


    // verify it isn't already prepared...
    // if it is, and is valid, simply return that tree.
    // if it is invalid, we will recompile now.
    if (preparedStmt != null) {

View Full Code Here

      SanityManager.ASSERT(isClone, "Should only call method on a clone");


    getlcc();
    if (lcc != null)
    {
      StatementContext sc = lcc.getStatementContext();
      if (sc != null)
        return sc.getStatementText() ;
    }
    return null;


  }

View Full Code Here

  /**
   * @see LanguageConnectionContext#setIsolationLevel
   */
  public void setIsolationLevel(int isolationLevel) throws StandardException
  {
    StatementContext stmtCtxt = getStatementContext();
    if (stmtCtxt!= null && stmtCtxt.inTrigger())
      throw StandardException.newException(SQLState.LANG_NO_XACT_IN_TRIGGER, getTriggerExecutionContext().toString());


    // find if there are any held cursors from previous isolation level.
    // if yes, then throw an exception that isolation change not allowed until
    // the held cursors are closed.

View Full Code Here

0 1 2 3 4 5 6 7 8 9

TOP

Related Classes of org.apache.derby.iapi.sql.conn.StatementContext

org.apache.derby.iapi.types.SQLBinary

org.apache.derby.iapi.types.SQLChar

org.apache.derby.impl.jdbc.EmbedConnection

org.apache.derby.impl.jdbc.EmbedConnection30

org.apache.derby.impl.jdbc.EmbedConnectionContext

org.apache.derby.impl.jdbc.EmbedResultSet

org.apache.derby.impl.jdbc.EmbedResultSet20

org.apache.derby.impl.sql.compile.DropSchemaNode

org.apache.derby.impl.sql.conn.GenericLanguageConnectionContext

org.apache.derby.impl.sql.depend.BasicDependencyManager

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.