uk.ac.ic.doc.automed.qproc
Interface IQueryAggregator

All Known Implementing Classes:

AdvancedQueryGetter, QueryGetter

public interface IQueryAggregator

IQueryGetter.java

Author:

Duc M Le dmle@doc.ic.ac.uk Created on May 24, 2006 Department of Computing, Imperial College

Method Summary

java.util.Map	getQueryResults(java.lang.String query, java.lang.String schema, PeerDescription[] peerDescs, QueryProcessorConfiguration qpc) A more general method for concurrently executing a query over a group of remote peers
ASG	getQueryResults(java.lang.String peerName, java.lang.String address, java.lang.String schema, java.lang.String query)

Method Detail

getQueryResults

ASG getQueryResults(java.lang.String peerName,
                    java.lang.String address,
                    java.lang.String schema,
                    java.lang.String query)
                    throws UnsuccessfulReplyException,
                           CommunicationException

Throws:

UnsuccessfulReplyException

CommunicationException

getQueryResults

java.util.Map getQueryResults(java.lang.String query,
                              java.lang.String schema,
                              PeerDescription[] peerDescs,
                              QueryProcessorConfiguration qpc)
                              throws UnsuccessfulReplyException,
                                     CommunicationException,
                                     QueryResultException

A more general method for concurrently executing a query over a group of remote peers

Parameters:

peerDescs - an array of PeerDescription objects

queryDesc - a QueryProcessorConfiguration object

Returns:

Map a hashed map of [peerDesc --> ASG query]

Throws:

UnsuccessfulReplyException

CommunicationException

QueryResultException