org.exolab.castor.jdo.engine
Class SQLHelper

java.lang.Object
  org.exolab.castor.jdo.engine.SQLHelper

public final class SQLHelper
extends Object

Since:

1.0

Version:

$Revision: 8104 $ $Date: 2006-04-13 06:47:36 -0600 (Thu, 13 Apr 2006) $

Author:

Assaf Arkin, Thomas Yip, Bruce Snyder, Werner Guttmann, Ralf Joachim

Method Summary

static void	addExtendingClassDescriptors(Collection<ClassDescriptor> classDescriptorsToAdd, Collection<ClassDescriptor> extendClassDescriptors)
static Object[]	calculateNumberOfFields(Collection<ClassDescriptor> extendingClassDescriptors, int numberOfIdentityColumns, int numberOfFields, int numberOfExtendLevels, ResultSet rs)
static String[]	getIdentitySQLNames(ClassDescriptor desc)
static int	numberOfExtendingClassDescriptors(ClassDescriptor classDescriptor)

Methods inherited from class java.lang.Object

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

Method Detail

calculateNumberOfFields

public static Object[] calculateNumberOfFields(Collection<ClassDescriptor> extendingClassDescriptors,
                                               int numberOfIdentityColumns,
                                               int numberOfFields,
                                               int numberOfExtendLevels,
                                               ResultSet rs)
                                        throws SQLException

Throws:

SQLException

numberOfExtendingClassDescriptors

public static int numberOfExtendingClassDescriptors(ClassDescriptor classDescriptor)

addExtendingClassDescriptors

public static void addExtendingClassDescriptors(Collection<ClassDescriptor> classDescriptorsToAdd,
                                                Collection<ClassDescriptor> extendClassDescriptors)

getIdentitySQLNames

public static String[] getIdentitySQLNames(ClassDescriptor desc)