org.apache.derby.iapi.sql.dictionary

Class DDUtils

java.lang.Object

org.apache.derby.iapi.sql.dictionary.DDUtils

public class DDUtils
extends java.lang.Object

Static Data dictionary utilities.

Version:

0.1

Constructor Summary

Constructors

Constructor and Description
DDUtils()

Method Summary

Modifier and Type	Method and Description
private static void	checkForAnyExistingDeleteConnectionViolations(DataDictionary dd, TableDescriptor td, int refActionType, java.util.Hashtable newDconnHashTable, java.lang.String myConstraintName)
private static void	checkForMultiplePathInvalidCases(int currentRefAction, int refActionType, java.lang.String myConstraintName, java.lang.String currentRefTableName)
static boolean	columnNamesMatch(java.lang.String[] columnNames, ColumnDescriptorList cdl)
private static StandardException	generateError(java.lang.String messageId, java.lang.String myConstraintName)
private static StandardException	generateError(java.lang.String messageId, java.lang.String myConstraintName, int raRule)
private static StandardException	generateError(java.lang.String messageId, java.lang.String myConstraintName, java.lang.String refTableName)
static ColumnDescriptorList	getColumnDescriptors(DataDictionary dd, TableDescriptor td, java.lang.String[] columnNames)
private static int	getCurrentDeleteConnections(DataDictionary dd, TableDescriptor td, int refActionType, java.util.Hashtable dch, boolean prevNotCascade, boolean findSelfRef)
static ReferencedKeyConstraintDescriptor	locateReferencedConstraint(DataDictionary dd, TableDescriptor td, java.lang.String myConstraintName, java.lang.String[] myColumnNames, ConsInfo otherConstraintInfo)
private static void	validateDeleteConnection(DataDictionary dd, TableDescriptor actualTd, TableDescriptor refTd, int refActionType, java.util.Hashtable dch, java.util.Hashtable ech, boolean checkImmediateRefTable, java.lang.String myConstraintName, boolean prevNotCascade, java.lang.StringBuffer cycleString, java.lang.String currentRefTableName, boolean isSelfReferencingFk, int currentSelfRefValue)
static void	validateReferentialActions(DataDictionary dd, TableDescriptor td, java.lang.String myConstraintName, ConsInfo otherConstraintInfo, java.lang.String[] columnNames)

Methods inherited from class java.lang.Object

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

Constructor Detail

DDUtils

public DDUtils()

Method Detail

locateReferencedConstraint

public static ReferencedKeyConstraintDescriptor locateReferencedConstraint(DataDictionary dd,
                                                                           TableDescriptor td,
                                                                           java.lang.String myConstraintName,
                                                                           java.lang.String[] myColumnNames,
                                                                           ConsInfo otherConstraintInfo)
                                                                    throws StandardException

Throws:

StandardException

getColumnDescriptors

public static ColumnDescriptorList getColumnDescriptors(DataDictionary dd,
                                                        TableDescriptor td,
                                                        java.lang.String[] columnNames)
                                                 throws StandardException

Throws:

StandardException

columnNamesMatch

public static boolean columnNamesMatch(java.lang.String[] columnNames,
                                       ColumnDescriptorList cdl)
                                throws StandardException

Throws:

StandardException

validateReferentialActions

public static void validateReferentialActions(DataDictionary dd,
                                              TableDescriptor td,
                                              java.lang.String myConstraintName,
                                              ConsInfo otherConstraintInfo,
                                              java.lang.String[] columnNames)
                                       throws StandardException

Throws:

StandardException

getCurrentDeleteConnections

private static int getCurrentDeleteConnections(DataDictionary dd,
                                               TableDescriptor td,
                                               int refActionType,
                                               java.util.Hashtable dch,
                                               boolean prevNotCascade,
                                               boolean findSelfRef)
                                        throws StandardException

Throws:

StandardException

validateDeleteConnection

private static void validateDeleteConnection(DataDictionary dd,
                                             TableDescriptor actualTd,
                                             TableDescriptor refTd,
                                             int refActionType,
                                             java.util.Hashtable dch,
                                             java.util.Hashtable ech,
                                             boolean checkImmediateRefTable,
                                             java.lang.String myConstraintName,
                                             boolean prevNotCascade,
                                             java.lang.StringBuffer cycleString,
                                             java.lang.String currentRefTableName,
                                             boolean isSelfReferencingFk,
                                             int currentSelfRefValue)
                                      throws StandardException

Throws:

StandardException

checkForMultiplePathInvalidCases

private static void checkForMultiplePathInvalidCases(int currentRefAction,
                                                     int refActionType,
                                                     java.lang.String myConstraintName,
                                                     java.lang.String currentRefTableName)
                                              throws StandardException

Throws:

StandardException

checkForAnyExistingDeleteConnectionViolations

private static void checkForAnyExistingDeleteConnectionViolations(DataDictionary dd,
                                                                  TableDescriptor td,
                                                                  int refActionType,
                                                                  java.util.Hashtable newDconnHashTable,
                                                                  java.lang.String myConstraintName)
                                                           throws StandardException

Throws:

StandardException

generateError

private static StandardException generateError(java.lang.String messageId,
                                               java.lang.String myConstraintName)

generateError

private static StandardException generateError(java.lang.String messageId,
                                               java.lang.String myConstraintName,
                                               int raRule)

generateError

private static StandardException generateError(java.lang.String messageId,
                                               java.lang.String myConstraintName,
                                               java.lang.String refTableName)