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java.lang.Objectorg.apache.derby.impl.sql.execute.GenericRIChecker
Generic implementation of a Referential Integrity checker. Abstract.
Field Summary | |
protected DynamicCompiledOpenConglomInfo[] |
fkDcocis
|
protected FKInfo |
fkInfo
|
protected StaticCompiledOpenConglomInfo[] |
fkScocis
|
private IndexRow |
indexQualifierRow
|
private int |
numColumns
|
protected DynamicCompiledOpenConglomInfo |
refDcoci
|
protected StaticCompiledOpenConglomInfo |
refScoci
|
private java.util.Hashtable |
scanControllers
|
protected TransactionController |
tc
|
Constructor Summary | |
(package private) |
GenericRIChecker(TransactionController tc,
FKInfo fkinfo)
|
Method Summary | |
(package private) void |
close()
Clean up all scan controllers |
void |
doCheck(ExecRow row)
|
(package private) abstract void |
doCheck(ExecRow row,
boolean restrictCheckOnly)
Check the validity of this row |
(package private) int |
getRICheckIsolationLevel()
Get the isolation level for the scan for the RI check. |
protected ScanController |
getScanController(long conglomNumber,
StaticCompiledOpenConglomInfo scoci,
DynamicCompiledOpenConglomInfo dcoci,
ExecRow searchRow)
Get a scan controller positioned using searchRow as the start/stop position. |
(package private) boolean |
isAnyFieldNull(ExecRow baseRow)
Are any of the fields null in the row passed in. |
private void |
setupQualifierRow(ExecRow baseRow)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected FKInfo fkInfo
protected DynamicCompiledOpenConglomInfo[] fkDcocis
protected StaticCompiledOpenConglomInfo[] fkScocis
protected DynamicCompiledOpenConglomInfo refDcoci
protected StaticCompiledOpenConglomInfo refScoci
protected TransactionController tc
private java.util.Hashtable scanControllers
private int numColumns
private IndexRow indexQualifierRow
Constructor Detail |
GenericRIChecker(TransactionController tc, FKInfo fkinfo) throws StandardException
tc
- the xact controller
StandardException
- Thrown on failureMethod Detail |
abstract void doCheck(ExecRow row, boolean restrictCheckOnly) throws StandardException
row
- the row to check
StandardException
- on errorpublic void doCheck(ExecRow row) throws StandardException
StandardException
protected ScanController getScanController(long conglomNumber, StaticCompiledOpenConglomInfo scoci, DynamicCompiledOpenConglomInfo dcoci, ExecRow searchRow) throws StandardException
conglomNumber
- the particular conglomerate we
are interested insearchRow
- the row to match
StandardException
- on errorprivate void setupQualifierRow(ExecRow baseRow)
boolean isAnyFieldNull(ExecRow baseRow)
void close() throws StandardException
StandardException
- on errorint getRICheckIsolationLevel()
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