org.drizzle.jdbc.internal.common

Class RewriteParameterizedBatchHandler

java.lang.Object

org.drizzle.jdbc.internal.common.RewriteParameterizedBatchHandler

All Implemented Interfaces:

ParameterizedBatchHandler

public class RewriteParameterizedBatchHandler
extends Object
implements ParameterizedBatchHandler

Rewrites queries on the form (INSERT INTO xyz (a,b,c) VALUES (?,?,?))* to INSERT INTO xyz (a,b,c) VALUES ((?,?,?),)*

Constructor Summary

Constructors

Constructor and Description
RewriteParameterizedBatchHandler(Protocol protocol, String baseQuery, String queryValuePart, String onDupKeyPart) Constructs a new handler

Method Summary

Modifier and Type	Method and Description
void	addToBatch(ParameterizedQuery query) called when a set of parameters are added to a batch.
int[]	executeBatch() execute the batch using protocol.

Methods inherited from class java.lang.Object

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

Constructor Detail

RewriteParameterizedBatchHandler

public RewriteParameterizedBatchHandler(Protocol protocol,
                                        String baseQuery,
                                        String queryValuePart,
                                        String onDupKeyPart)

Constructs a new handler

Parameters:

protocol - the protocol to use to send the query.

baseQuery - the base of the query, i.e. everything including .*VALUES

queryValuePart - the value part (?,?..)

onDupKeyPart - the duplicate key part of the query

Method Detail

addToBatch

public void addToBatch(ParameterizedQuery query)

Description copied from interface: ParameterizedBatchHandler

called when a set of parameters are added to a batch.

Specified by:

addToBatch in interface ParameterizedBatchHandler

Parameters:

query - the parameterized query.

executeBatch

public int[] executeBatch()
                   throws QueryException

Description copied from interface: ParameterizedBatchHandler

execute the batch using protocol. Return an array of update counts or -2 (Statement.SUCCESS_NO_INFO) if the update count is unknown.

Specified by:

executeBatch in interface ParameterizedBatchHandler

Returns:

a list of update counts

Throws:

QueryException - if something goes wrong executing the query.