Java Doc for DefaultCommunityServiceImpl.java in  » Science » Cougaar12_4 » org » cougaar » community » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Science » Cougaar12_4 » org.cougaar.community 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.cougaar.community.AbstractCommunityService
      org.cougaar.community.DefaultCommunityServiceImpl

DefaultCommunityServiceImpl
public class DefaultCommunityServiceImpl extends AbstractCommunityService implements CommunityService,java.io.Serializable,CommunityServiceConstants(Code)
Default implementation of CommunityService that uses Blackboard Relays for remote communication. This includes sending requests to a remote community manager and community discovery.

Inner Class :class MyCommunityUpdateListener implements CommunityUpdateListener
Inner Class :class MyBlackboardClient extends BlackboardClient
Inner Class :class FindManagerRequest
Inner Class :class ResponseHolder

Field Summary
protected  MessageAddressagentId
    
protected  BindingSitebindingSite
    
protected static  ObjectcacheLock
    
protected  MyBlackboardClientmyBlackboardClient
    
 MapparentsForRemoteAgent
    
protected  CommunityRequestQueuerequestQueue
    
protected  UIDServiceuidService
    
protected  longverifyMembershipsInterval
    

Constructor Summary
public  DefaultCommunityServiceImpl(BindingSite bs)
     Constructor.

Method Summary
public  voidfindCommunity(String communityName, FindCommunityCallback fccb, long timeout)
     Invokes callback when specified community is found.
Parameters:
  communityName - Name of community
Parameters:
  fccb - Callback invoked after community is found or timeouthas lapsed
Parameters:
  timeout - Length of time (in milliseconds) to wait forcommunity to be located.
public  voidfindManager(String communityName, FindCommunityCallback fccb, long tryUntil)
    
protected  MessageAddressgetAgentId()
    
protected  StringgetAgentName()
    
protected  CommunityManagergetCommunityManager()
    
protected  ServiceBrokergetServiceBroker()
    
protected  voidgetSystemProperties()
    
protected  UIDgetUID()
    
protected  voidhandleResponse(Request req)
     Handle response to community request returned by manager.
public  CollectionlistAllCommunities()
     Lists all communities in White pages.
public  voidlistAllCommunities(CommunityResponseListener crl)
    
public  CollectionlistParentCommunities(String member, CommunityResponseListener crl)
    
protected  CollectionlistParentCommunitiesForLocalEntity(String member)
    
public  CollectionlistParentCommunitiesForRemoteEntity(String member, CommunityResponseListener crl)
     Create list of parent communities.
protected  longnow()
    
protected  voidqueueCommunityRequest(String communityName, int requestType, Entity entity, ModificationItem[] attrMods, CommunityResponseListener crl, long timeout, long delay)
     Send a request to manager of specified community.
protected  voidsendCommunityRequest(String communityName, int requestType, Entity entity, ModificationItem[] attrMods, long timeout, CommunityResponseListener crl)
     Send request to manager.
protected  voidsendResponse(CommunityResponse resp, Set listeners)
    

Field Detail
agentId
protected MessageAddress agentId(Code)



bindingSite
protected BindingSite bindingSite(Code)



cacheLock
protected static Object cacheLock(Code)



myBlackboardClient
protected MyBlackboardClient myBlackboardClient(Code)



parentsForRemoteAgent
Map parentsForRemoteAgent(Code)



requestQueue
protected CommunityRequestQueue requestQueue(Code)



uidService
protected UIDService uidService(Code)



verifyMembershipsInterval
protected long verifyMembershipsInterval(Code)




Constructor Detail
DefaultCommunityServiceImpl
public DefaultCommunityServiceImpl(BindingSite bs)(Code)
Constructor.
Parameters:
  bs - Agents BindingSite




Method Detail
findCommunity
public void findCommunity(String communityName, FindCommunityCallback fccb, long timeout)(Code)
Invokes callback when specified community is found.
Parameters:
  communityName - Name of community
Parameters:
  fccb - Callback invoked after community is found or timeouthas lapsed
Parameters:
  timeout - Length of time (in milliseconds) to wait forcommunity to be located. A value of -1 disablesthe timeout.



findManager
public void findManager(String communityName, FindCommunityCallback fccb, long tryUntil)(Code)



getAgentId
protected MessageAddress getAgentId()(Code)



getAgentName
protected String getAgentName()(Code)



getCommunityManager
protected CommunityManager getCommunityManager()(Code)



getServiceBroker
protected ServiceBroker getServiceBroker()(Code)



getSystemProperties
protected void getSystemProperties()(Code)



getUID
protected UID getUID()(Code)



handleResponse
protected void handleResponse(Request req)(Code)
Handle response to community request returned by manager.
Parameters:
  req - Request



listAllCommunities
public Collection listAllCommunities()(Code)
Lists all communities in White pages. Collection of community names



listAllCommunities
public void listAllCommunities(CommunityResponseListener crl)(Code)



listParentCommunities
public Collection listParentCommunities(String member, CommunityResponseListener crl)(Code)



listParentCommunitiesForLocalEntity
protected Collection listParentCommunitiesForLocalEntity(String member)(Code)



listParentCommunitiesForRemoteEntity
public Collection listParentCommunitiesForRemoteEntity(String member, CommunityResponseListener crl)(Code)
Create list of parent communities. For local agent this can easily be obtained from cache. For any other agent/community a request must be sent to the agent or community manager.
Parameters:
  member - String
Parameters:
  crl - CommunityResponseListener Collection



now
protected long now()(Code)



queueCommunityRequest
protected void queueCommunityRequest(String communityName, int requestType, Entity entity, ModificationItem[] attrMods, CommunityResponseListener crl, long timeout, long delay)(Code)
Send a request to manager of specified community.
Parameters:
  communityName - String
Parameters:
  requestType - int
Parameters:
  entity - Entity
Parameters:
  attrMods - ModificationItem[]
Parameters:
  crl - CommunityResponseListener
Parameters:
  delay - Defines how long to wait before processing request, a valueof 0 or < 1 indicates that the request should be processed immediately



sendCommunityRequest
protected void sendCommunityRequest(String communityName, int requestType, Entity entity, ModificationItem[] attrMods, long timeout, CommunityResponseListener crl)(Code)
Send request to manager.
Parameters:
  communityName - String
Parameters:
  requestType - int
Parameters:
  entity - Entity
Parameters:
  attrMods - ModificationItem[]
Parameters:
  crl - CommunityResponseListener



sendResponse
protected void sendResponse(CommunityResponse resp, Set listeners)(Code)



Fields inherited from org.cougaar.community.AbstractCommunityService
protected String agentName(Code)(Java Doc)
protected static CommunityCache cache(Code)(Java Doc)
protected CommunityManager communityManager(Code)(Java Doc)
protected CommunityUpdateListener communityUpdateListener(Code)(Java Doc)
protected Logger log(Code)(Java Doc)
protected MembershipWatcher membershipWatcher(Code)(Java Doc)
protected CommunityMemberships myCommunities(Code)(Java Doc)

Methods inherited from org.cougaar.community.AbstractCommunityService
public void addListener(CommunityChangeListener l)(Code)(Java Doc)
protected void addParentAttribute(Community community, String parent)(Code)(Java Doc)
public void createCommunity(String communityName, Attributes attrs, CommunityResponseListener crl)(Code)(Java Doc)
abstract public void findCommunity(String communityName, FindCommunityCallback fccb, long timeout)(Code)(Java Doc)
abstract protected String getAgentName()(Code)(Java Doc)
public Community getCommunity(String communityName, CommunityResponseListener crl)(Code)(Java Doc)
protected Collection getMatches(String communityName, String filter)(Code)(Java Doc)
public String[] getParentCommunities(boolean allLevels)(Code)(Java Doc)
protected void handleResponse(String communityName, CommunityResponse resp, Set listeners)(Code)(Java Doc)
public void joinCommunity(String communityName, String entityName, int entityType, Attributes entityAttrs, boolean createIfNotFound, Attributes newCommunityAttrs, long timeout, CommunityResponseListener crl)(Code)(Java Doc)
public void joinCommunity(String communityName, String entityName, int entityType, Attributes entityAttrs, boolean createIfNotFound, Attributes newCommunityAttrs, CommunityResponseListener crl)(Code)(Java Doc)
public void leaveCommunity(String communityName, String entityName, CommunityResponseListener crl)(Code)(Java Doc)
public void leaveCommunity(String communityName, String entityName, long timeout, CommunityResponseListener crl)(Code)(Java Doc)
abstract public Collection listAllCommunities()(Code)(Java Doc)
abstract public void listAllCommunities(CommunityResponseListener crl)(Code)(Java Doc)
public Collection listParentCommunities(String member, String filter, CommunityResponseListener crl)(Code)(Java Doc)
public Collection listParentCommunities(String member)(Code)(Java Doc)
public Collection listParentCommunities(String member, String filter)(Code)(Java Doc)
public void modifyAttributes(String communityName, String entityName, ModificationItem[] mods, CommunityResponseListener crl)(Code)(Java Doc)
abstract protected void queueCommunityRequest(String communityName, int requestType, Entity entity, ModificationItem[] attrMods, CommunityResponseListener crl, long timeout, long delay)(Code)(Java Doc)
public void removeListener(CommunityChangeListener l)(Code)(Java Doc)
protected void removeParentAttribute(Community community, String parent)(Code)(Java Doc)
public Collection search(String communityName, String filter)(Code)(Java Doc)
public Collection searchCommunity(String communityName, String searchFilter, boolean recursiveSearch, int resultQualifier, CommunityResponseListener crl)(Code)(Java Doc)
abstract protected void sendResponse(CommunityResponse resp, Set listeners)(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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