net.sf.voruta
Class ScalarHandler

java.lang.Object
  |
  +--net.sf.voruta.ScalarHandler

All Implemented Interfaces:

ResultSetHandler

public class ScalarHandler

extends java.lang.Object

implements ResultSetHandler

retrieves single value from result set

Author:

baliuka

Constructor Summary

ScalarHandler()
Creates a new instance of ScalarHandler

Method Summary

java.lang.Object

handle(DbResultSet rs, java.lang.Class type, java.lang.Object[] params) Callback method

Methods inherited from class java.lang.Object

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

Constructor Detail

ScalarHandler

public ScalarHandler()

Creates a new instance of ScalarHandler

Method Detail

handle

public java.lang.Object handle(DbResultSet rs,
                               java.lang.Class type,
                               java.lang.Object[] params)
                        throws java.lang.Exception

Description copied from interface: ResultSetHandler

Callback method

Specified by:

handle in interface ResultSetHandler

Following copied from interface: net.sf.voruta.ResultSetHandler

Parameters:

rs - Result set returned by SQL query

returnType - method result type

params - method parameters

Returns:

transformed value, can be null

Throws:

SQLException - on error in query processing