Package org.apache.uima.collection.impl.cpm.container.deployer.socket

Interface SocketTransport

All Known Implementing Classes:

OFSocketTransportImpl

public interface SocketTransport

The Interface SocketTransport.

Method Summary

Modifier and Type	Method	Description
java.net.Socket	connect(java.net.URL aURI, long aTimeout)	Creates a socket connection to a given endpoint.
java.lang.String	getName()	Returns transport identifier.
ProcessingResourceMetaData	getProcessingResourceMetaData(java.net.Socket aSocket)	Returns metadata associated with the fenced CasProcessor.
CAS	process(java.net.Socket aSocket, CAS aCas)	Invokes fenced CasProcessor.

Method Detail

getName

java.lang.String getName()

Returns transport identifier.

Returns:

- String uniquely identifying the transport.

connect

java.net.Socket connect(java.net.URL aURI,
                        long aTimeout)
                 throws java.net.SocketException

Creates a socket connection to a given endpoint. This method blocks until all Connections are resolved or an error occurs.

Parameters:

aURI - URI containing service endpoint info: host & port

aTimeout - max time in millis to wait for response

Returns:

Socket bound to a given endpoint

Throws:

java.net.SocketException - Failed to connect

process

CAS process(java.net.Socket aSocket,
            CAS aCas)
     throws java.net.SocketTimeoutException,
            java.net.SocketException,
            AnalysisEngineProcessException

Invokes fenced CasProcessor.

Parameters:

aSocket - - Socket bound to fenced CasProcessor

aCas - - CAS to be sent to the CasProcessor for analysis

Returns:

- CAS - CAS returned from the fenced CasProcessor

Throws:

java.net.SocketTimeoutException - the socket timeout exception

java.net.SocketException - the socket exception

AnalysisEngineProcessException - the analysis engine process exception

getProcessingResourceMetaData

ProcessingResourceMetaData getProcessingResourceMetaData(java.net.Socket aSocket)
                                                  throws java.net.SocketException,
                                                         AnalysisEngineProcessException

Returns metadata associated with the fenced CasProcessor.

Parameters:

aSocket - - socket to the fenced CasProcessor

Returns:

- metadata

Throws:

java.net.SocketException - passthru

AnalysisEngineProcessException - passthru