|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.apache.derby.impl.store.access.conglomerate.QualifierUtil
Field Summary | |
private int |
column_id
|
private DataValueDescriptor |
key_val
|
private boolean |
negateCompareResult
|
private int |
operator
|
private boolean |
orderedNulls
|
private boolean |
unknownRV
|
Fields inherited from interface org.apache.derby.iapi.store.access.Qualifier |
CONSTANT, QUERY_INVARIANT, SCAN_INVARIANT, VARIANT |
Constructor Summary | |
QualifierUtil(int column_id,
DataValueDescriptor key_val,
int operator,
boolean negateCompareResult,
boolean orderedNulls,
boolean unknownRV)
Constuctor |
Method Summary | |
void |
clearOrderableCache()
Clear the DataValueDescriptor cache, if one exists. |
int |
getColumnId()
Get the id of the column to be qualified. |
int |
getOperator()
Get the operator to use in the comparison. |
DataValueDescriptor |
getOrderable()
Get the value that the column is to be compared to. |
boolean |
getOrderedNulls()
Get the getOrderedNulls argument to use in the comparison. |
boolean |
getUnknownRV()
Get the getOrderedNulls argument to use in the comparison. |
boolean |
negateCompareResult()
Should the result of the compare be negated? |
void |
reinitialize()
This method reinitializes all the state of the Qualifier. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
private int column_id
private DataValueDescriptor key_val
private int operator
private boolean negateCompareResult
private boolean orderedNulls
private boolean unknownRV
Constructor Detail |
public QualifierUtil(int column_id, DataValueDescriptor key_val, int operator, boolean negateCompareResult, boolean orderedNulls, boolean unknownRV)
Method Detail |
public int getColumnId()
getColumnId
in interface Qualifier
public DataValueDescriptor getOrderable()
getOrderable
in interface Qualifier
public int getOperator()
getOperator
in interface Qualifier
DataValueDescriptor.compare(org.apache.derby.iapi.types.DataValueDescriptor)
public boolean negateCompareResult()
negateCompareResult
in interface Qualifier
DataValueDescriptor.compare(org.apache.derby.iapi.types.DataValueDescriptor)
public boolean getOrderedNulls()
getOrderedNulls
in interface Qualifier
DataValueDescriptor.compare(org.apache.derby.iapi.types.DataValueDescriptor)
public boolean getUnknownRV()
getUnknownRV
in interface Qualifier
DataValueDescriptor.compare(org.apache.derby.iapi.types.DataValueDescriptor)
public void clearOrderableCache()
clearOrderableCache
in interface Qualifier
Qualifier.getUnknownRV()
public void reinitialize()
reinitialize
in interface Qualifier
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |