org.apache.derby.impl.sql.execute
Class CursorActivation

java.lang.Object
  org.apache.derby.impl.sql.execute.BaseActivation
      org.apache.derby.impl.sql.execute.CursorActivation

All Implemented Interfaces:

Dependable, GeneratedByteCode, Activation, Dependent, CursorActivation

public abstract class CursorActivation
extends BaseActivation

In the family of activation support classes, this one provides an activation with a cursor name.

Field Summary

Fields inherited from class org.apache.derby.impl.sql.execute.BaseActivation

closed, cm, indexOfSessionTableNamesInSavedObjects, numSubqueries, parentResultSets, preStmt, pvs, raParentResultSets, resultDescription, resultSet, row, UUIDString, UUIDValue

Fields inherited from interface org.apache.derby.catalog.Dependable

ACTIVATION, ALIAS, COLUMNS_IN_TABLE, COLUMNS_PERMISSION, CONGLOMERATE, CONSTRAINT, DEFAULT, FILE, HEAP, INDEX, PERM, PREPARED_STATEMENT, ROLE_GRANT, ROUTINE_PERMISSION, SCHEMA, SEQUENCE, STORED_PREPARED_STATEMENT, TABLE, TABLE_PERMISSION, TRIGGER, VIEW

Constructor Summary

CursorActivation()

Method Summary

(package private) ResultSet	decorateResultSet() Create the ResultSet tree for this statement, and possibly perform extra checks or initialization required by specific sub-classes.
boolean	isCursorActivation() Is this Activation for a cursor?
void	setCursorName(java.lang.String cursorName) remember the cursor name

Methods inherited from class org.apache.derby.impl.sql.execute.BaseActivation

addWarning, allocateQualArray, checkIfThisActivationHasHoldCursor, checkPositionedStatement, checkStatementValidity, clearCurrentRow, clearHeapConglomerateController, clearIndexScanInfo, clearParentResultSets, clearWarnings, close, closeActivationAction, createResultSet, e0, e1, e2, e3, e4, e5, e6, e7, e8, e9, execute, getAutoGeneratedKeysColumnIndexes, getAutoGeneratedKeysColumnNames, getAutoGeneratedKeysResultsetMode, getCalendar, getClassType, getColumnFromRow, getConstantAction, getContextManager, getCurrentConnection, getCurrentRow, getCurrentValueAndAdvance, getCursorName, getCursorResultSet, getDataValueFactory, getDB2Length, getDDLTableDescriptor, getDependableFinder, getDynamicResults, getExecutionFactory, getForCreateTable, getForUpdateIndexScan, getGC, getHeapConglomerateController, getIndexConglomerateNumber, getIndexScanController, getLanguageConnectionContext, getMaxDynamicResults, getMaxRows, getMethod, getNumSubqueries, getObjectID, getObjectName, getParameter, getParameterValueSet, getParentActivation, getParentResultSet, getParentResultSets, getPreparedStatement, getResultDescription, getResultSet, getResultSetFactory, getResultSetHoldability, getRowLocationTemplate, getScrollable, getSetAutoincrementValue, getSQLSessionContextForChildren, getTargetResultSet, getTargetVTI, getTransactionController, getWarnings, informOfRowCount, initFromContext, isClosed, isInUse, isPersistent, isSingleExecution, isValid, makeInvalid, markUnused, materializeResultSetIfPossible, nullToPrimitiveTest, prepareToInvalidate, reinit, reinitializeQualifiers, reset, setAutoGeneratedKeysResultsetInfo, setColumnPosition, setCurrentRow, setDDLTableDescriptor, setForCreateTable, setForUpdateIndexScan, setGC, setHeapConglomerateController, setIndexConglomerateNumber, setIndexScanController, setMaxRows, setParameters, setParameterValueSet, setParentActivation, setParentResultSet, setQualifier, setResultSetHoldability, setSingleExecution, setTargetVTI, setupActivation, setupSQLSessionContextForChildren, shouldWeCheckRowCounts, throwIfClosed, throwIfMissingParms

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.derby.iapi.services.loader.GeneratedByteCode

postConstructor

Constructor Detail

CursorActivation

public CursorActivation()

Method Detail

setCursorName

public void setCursorName(java.lang.String cursorName)

remember the cursor name

Specified by:

setCursorName in interface Activation

Overrides:

setCursorName in class BaseActivation

Parameters:

cursorName - The cursor name to use.

isCursorActivation

public boolean isCursorActivation()

Description copied from interface: Activation

Is this Activation for a cursor?

Specified by:

isCursorActivation in interface Activation

Overrides:

isCursorActivation in class BaseActivation

Returns:

Whether or not this Activation is for a cursor.

See Also:

Activation.isCursorActivation()

decorateResultSet

ResultSet decorateResultSet()
                      throws StandardException

Description copied from class: BaseActivation

Create the ResultSet tree for this statement, and possibly perform extra checks or initialization required by specific sub-classes.

Overrides:

decorateResultSet in class BaseActivation

Returns:

the root of the ResultSet tree for this statement

Throws:

StandardException

See Also:

BaseActivation.decorateResultSet()