Raccoon.NET
Class NetModuleImpl

java.lang.Object
  java.rmi.server.RemoteObject
      java.rmi.server.RemoteServer
          java.rmi.server.UnicastRemoteObject
              Raccoon.NET.NetModuleImpl

All Implemented Interfaces:

NetModule, java.rmi.Remote, java.io.Serializable

public class NetModuleImpl

extends java.rmi.server.UnicastRemoteObject

implements NetModule

NetModuleImpl : The implementation of NetModule. You can modify this class in order to modify the implementation of different search algorithms.

Author:

Qi Zhong

See Also:

Serialized Form

Field Summary

int	DEFAULT_PORT
java.lang.String	myNodeID
NeighborList	neighborList
QueryEngine	qe
ResourceManager	rm
SearchEngine	se

Constructor Summary

NetModuleImpl(java.lang.String nodeID, NeighborList theList)

Method Summary

AttributeMappingAnswer	callRmAttributeMapping(java.lang.String nodeID, PVRelation relation, PVSchema resultSchema) call remote node to do the attribute mapping between remote node (resultSchema) and current node (relation)
void	callRmCreateMapping(java.lang.String targetNodeID, java.lang.String nodeID)
com.touchgraph.graphlayout.graphelements.GraphEltSet	callRmGetNeighborInfo(java.lang.String nodeID)
NeighborList	callRmGetNeighborList(java.lang.String nodeID)
PVNode	callRmGetNodeInfo(java.lang.String nodeID)
QueryAnswer	callRmQuery(java.lang.String nodeID, QueryCriteria queryCriteria)
SearchAnswer	callRmSearch(java.lang.String nodeID, SearchCriteria searchCriteria)
void	createMapping(java.lang.String nodeID)
PVInstance	executeSFW(java.lang.String nodeID, java.lang.String sfwStmt)
java.lang.String	getID()
java.lang.String	getNeighbor(int index)
int	getNeighborNum()
void	initNeighborList()
AttributeMappingAnswer	rmAttributeMapping(PVRelation relation, PVSchema resultSchema) method called by the callRmAttributeMapping from another node.
void	rmCreateMapping(java.lang.String nodeID)
PVInstance	rmExecuteSFW(java.lang.String sfwStmt)
com.touchgraph.graphlayout.graphelements.GraphEltSet	rmGetNeighborInfo()
NeighborList	rmGetNeighborList()
PVNode	rmGetNodeInfo()
QueryAnswer	rmQuery(QueryCriteria queryCriteria)
SearchAnswer	rmSearch(SearchCriteria searchCriteria)
com.touchgraph.graphlayout.graphelements.GraphEltSet	searchNeighbor(java.lang.String nodeID)
void	setQueryEngine(QueryEngine newQE)
void	setResourceManager(ResourceManager newRM)
void	setSearchEngine(SearchEngine newSE)
void	setupRmiServer()

Methods inherited from class java.rmi.server.UnicastRemoteObject

clone, exportObject, exportObject, exportObject, unexportObject

Methods inherited from class java.rmi.server.RemoteServer

getClientHost, getLog, setLog

Methods inherited from class java.rmi.server.RemoteObject

equals, getRef, hashCode, toString, toStub

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

rm

public ResourceManager rm

se

public SearchEngine se

qe

public QueryEngine qe

myNodeID

public java.lang.String myNodeID

neighborList

public NeighborList neighborList

DEFAULT_PORT

public final int DEFAULT_PORT

See Also:

Constant Field Values

Constructor Detail

NetModuleImpl

public NetModuleImpl(java.lang.String nodeID,
                     NeighborList theList)
              throws java.rmi.RemoteException

Method Detail

getNeighborNum

public int getNeighborNum()

setResourceManager

public void setResourceManager(ResourceManager newRM)

setSearchEngine

public void setSearchEngine(SearchEngine newSE)

setQueryEngine

public void setQueryEngine(QueryEngine newQE)

searchNeighbor

public com.touchgraph.graphlayout.graphelements.GraphEltSet searchNeighbor(java.lang.String nodeID)

Parameters:

nodeID -

Returns:

java.util.Vector

setupRmiServer

public void setupRmiServer()

createMapping

public void createMapping(java.lang.String nodeID)

Parameters:

nodeID -

initNeighborList

public void initNeighborList()

rmGetNeighborInfo

public com.touchgraph.graphlayout.graphelements.GraphEltSet rmGetNeighborInfo()
                                                                       throws java.rmi.RemoteException

Specified by:

rmGetNeighborInfo in interface NetModule

Returns:

java.util.Vector

Throws:

java.rmi.RemoteException

callRmGetNeighborInfo

public com.touchgraph.graphlayout.graphelements.GraphEltSet callRmGetNeighborInfo(java.lang.String nodeID)

Parameters:

nodeID -

Returns:

java.util.Vector

rmGetNodeInfo

public PVNode rmGetNodeInfo()
                     throws java.rmi.RemoteException

Specified by:

rmGetNodeInfo in interface NetModule

Returns:

PVNodeInfo

Throws:

java.rmi.RemoteException

callRmGetNodeInfo

public PVNode callRmGetNodeInfo(java.lang.String nodeID)

Parameters:

nodeID -

Returns:

PVNodeInfo

rmQuery

public QueryAnswer rmQuery(QueryCriteria queryCriteria)
                    throws java.rmi.RemoteException,
                           java.sql.SQLException

Specified by:

rmQuery in interface NetModule

Parameters:

queryCriteria -

Returns:

QE.QueryAnswer

Throws:

java.rmi.RemoteException

java.sql.SQLException

callRmQuery

public QueryAnswer callRmQuery(java.lang.String nodeID,
                               QueryCriteria queryCriteria)
                        throws java.sql.SQLException

Parameters:

nodeID -

queryCriteria -

Returns:

QE.QueryAnswer

Throws:

java.sql.SQLException

rmSearch

public SearchAnswer rmSearch(SearchCriteria searchCriteria)
                      throws java.rmi.RemoteException

Specified by:

rmSearch in interface NetModule

Parameters:

searchCriteria -

Returns:

SE.SearchAnswer

Throws:

java.rmi.RemoteException

callRmSearch

public SearchAnswer callRmSearch(java.lang.String nodeID,
                                 SearchCriteria searchCriteria)

Parameters:

nodeID -

searchCriteria -

Returns:

SE.SearchAnswer

rmCreateMapping

public void rmCreateMapping(java.lang.String nodeID)
                     throws java.rmi.RemoteException

Specified by:

rmCreateMapping in interface NetModule

Parameters:

nodeID -

Throws:

java.rmi.RemoteException

callRmCreateMapping

public void callRmCreateMapping(java.lang.String targetNodeID,
                                java.lang.String nodeID)

Parameters:

targetNodeID -

nodeID -

callRmAttributeMapping

public AttributeMappingAnswer callRmAttributeMapping(java.lang.String nodeID,
                                                     PVRelation relation,
                                                     PVSchema resultSchema)

call remote node to do the attribute mapping between remote node (resultSchema) and current node (relation)

rmAttributeMapping

public AttributeMappingAnswer rmAttributeMapping(PVRelation relation,
                                                 PVSchema resultSchema)

method called by the callRmAttributeMapping from another node. it does the attributes mapping locally and return the result

Specified by:

rmAttributeMapping in interface NetModule

rmGetNeighborList

public NeighborList rmGetNeighborList()
                               throws java.rmi.RemoteException

Specified by:

rmGetNeighborList in interface NetModule

Returns:

NET.NeighborList

Throws:

java.rmi.RemoteException

callRmGetNeighborList

public NeighborList callRmGetNeighborList(java.lang.String nodeID)

Parameters:

nodeID -

Returns:

NET.NeighborList

getNeighbor

public java.lang.String getNeighbor(int index)

getID

public java.lang.String getID()

executeSFW

public PVInstance executeSFW(java.lang.String nodeID,
                             java.lang.String sfwStmt)
                      throws java.sql.SQLException

Throws:

java.sql.SQLException

rmExecuteSFW

public PVInstance rmExecuteSFW(java.lang.String sfwStmt)
                        throws java.sql.SQLException

Specified by:

rmExecuteSFW in interface NetModule

Throws:

java.sql.SQLException