org.apache.derbyDemo.vtis.core
Class VTIHelper

java.lang.Object
  org.apache.derbyDemo.vtis.core.VTIHelper

public abstract class VTIHelper
extends java.lang.Object

VTI helper methods.

Field Summary

private static boolean

DEBUG

Constructor Summary

VTIHelper()

Method Summary

static java.lang.String	doubleQuote(java.lang.String name) Double-quote a name.
static void	dropObject(java.lang.String objectType, java.lang.String objectName, boolean objectIfMissing) Execute a DDL statement to drop an object if it exists.
static void	executeDDL(java.lang.String ddl) Execute a DDL statement
static java.sql.Connection	getLocalConnection() Get the connection to the local database.
private static java.lang.String	mapType(java.lang.Class javaType) Map a Java type to a SQL type.
static void	print(java.lang.String text) Debug helper method to print a diagnostic.
static void	registerVTI(java.lang.reflect.Method method, java.lang.String[] columnNames, java.lang.String[] columnTypes, boolean readsSqlData) Register a VTI.
static void	unregisterVTI(java.lang.reflect.Method method) Unregister a VTI.

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

private static final boolean DEBUG

See Also:

Constant Field Values

Constructor Detail

VTIHelper

public VTIHelper()

Method Detail

unregisterVTI

public static void unregisterVTI(java.lang.reflect.Method method)
                          throws java.sql.SQLException

Unregister a VTI.

Throws:

java.sql.SQLException

registerVTI

public static void registerVTI(java.lang.reflect.Method method,
                               java.lang.String[] columnNames,
                               java.lang.String[] columnTypes,
                               boolean readsSqlData)
                        throws java.lang.Exception

Register a VTI.

Throws:

java.lang.Exception

dropObject

public static void dropObject(java.lang.String objectType,
                              java.lang.String objectName,
                              boolean objectIfMissing)
                       throws java.sql.SQLException

Execute a DDL statement to drop an object if it exists. Swallow exceptions.

Throws:

java.sql.SQLException

executeDDL

public static void executeDDL(java.lang.String ddl)
                       throws java.sql.SQLException

Execute a DDL statement

Throws:

java.sql.SQLException

doubleQuote

public static java.lang.String doubleQuote(java.lang.String name)

Double-quote a name.

print

public static void print(java.lang.String text)

Debug helper method to print a diagnostic.

getLocalConnection

public static java.sql.Connection getLocalConnection()
                                              throws java.sql.SQLException

Get the connection to the local database.

Throws:

java.sql.SQLException

mapType

private static java.lang.String mapType(java.lang.Class javaType)
                                 throws java.lang.Exception

Map a Java type to a SQL type.

Throws:

java.lang.Exception