com.sptci.echo2.table

Class ResultSetProxy

java.lang.Object

com.sptci.echo2.table.ResultSetProxy

All Implemented Interfaces:

InvocationHandler

public class ResultSetProxy
extends Object
implements InvocationHandler

A proxy ResultSet class to return the proxy ResultSetMetaDataProxy to protect against compatibility issues between JDBC standard and SQL standard on number fields declared without precision.

© Copyright 2007 Sans Pareil Technologies, Inc.

Version:

$Id: ResultSetProxy.java 4553 2008-12-24 10:34:16Z rakesh $

Author:

Rakesh Vidyadharan 2007-10-22

Method Summary

Modifier and Type	Method and Description
static ResultSet	createResultSet(ResultSet resultSet) Returns a proxy result set which returns a proxy ResultSetMetaData object to handle imprecisely defined number columns
Object	invoke(Object proxy, Method method, Object[] parameters) The InvocationHandler implementation.

Methods inherited from class java.lang.Object

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

Method Detail

createResultSet

public static ResultSet createResultSet(ResultSet resultSet)

Returns a proxy result set which returns a proxy ResultSetMetaData object to handle imprecisely defined number columns

Parameters:

resultSet - The result set that is to be proxied.

Returns:

The proxy instance.

invoke

public Object invoke(Object proxy,
                     Method method,
                     Object[] parameters)
              throws SQLException

The InvocationHandler implementation. Passes through to resultSet except for invocation of the ResultSet.getMetaData() method which returns the proxy ResultSetMetaDataProxy class.

Specified by:

invoke in interface InvocationHandler

Parameters:

proxy - This proxy instance.

method - The method that is to be executed.

parameters - The parameters to pass to the method.

Throws:

SQLException - If errors are encountered while invoking the method.