org.apache.openjpa.slice.jdbc

Class UniqueResultObjectProvider

java.lang.Object

org.apache.openjpa.slice.jdbc.UniqueResultObjectProvider

All Implemented Interfaces:

org.apache.openjpa.lib.rop.ResultObjectProvider, org.apache.openjpa.lib.util.Closeable

public class UniqueResultObjectProvider
extends Object
implements org.apache.openjpa.lib.rop.ResultObjectProvider

Aggregates individual single query results from different databases.

Author:

Pinaki Poddar

Constructor Summary

Constructors

Constructor and Description
UniqueResultObjectProvider(org.apache.openjpa.lib.rop.ResultObjectProvider[] rops, StoreQuery q, QueryExpressions[] exps)

Method Summary

Modifier and Type	Method and Description
boolean	absolute(int pos)
void	close()
Object	getResultObject()
void	handleCheckedException(Exception e)
boolean	next()
void	open()
void	reset()
int	size()
boolean	supportsRandomAccess()

Methods inherited from class java.lang.Object

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

Constructor Detail

UniqueResultObjectProvider

public UniqueResultObjectProvider(org.apache.openjpa.lib.rop.ResultObjectProvider[] rops,
                                  StoreQuery q,
                                  QueryExpressions[] exps)

Method Detail

absolute

public boolean absolute(int pos)
                 throws Exception

Specified by:

absolute in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Specified by:

close in interface org.apache.openjpa.lib.util.Closeable

Throws:

Exception

getResultObject

public Object getResultObject()
                       throws Exception

Specified by:

getResultObject in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

handleCheckedException

public void handleCheckedException(Exception e)

Specified by:

handleCheckedException in interface org.apache.openjpa.lib.rop.ResultObjectProvider

next

public boolean next()
             throws Exception

Specified by:

next in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

reset

public void reset()
           throws Exception

Specified by:

reset in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

size

public int size()
         throws Exception

Specified by:

size in interface org.apache.openjpa.lib.rop.ResultObjectProvider

Throws:

Exception

supportsRandomAccess

public boolean supportsRandomAccess()

Specified by:

supportsRandomAccess in interface org.apache.openjpa.lib.rop.ResultObjectProvider