cascading.flow.stream
Class SourceStage
java.lang.Object
cascading.flow.stream.Duct<Incoming,Outgoing>
cascading.flow.stream.Stage<Incoming,Outgoing>
cascading.flow.stream.ElementStage<Void,TupleEntry>
cascading.flow.stream.SourceStage
- All Implemented Interfaces:
- ElementDuct, Callable<Throwable>
public class SourceStage
- extends ElementStage<Void,TupleEntry>
- implements Callable<Throwable>
Fields inherited from class cascading.flow.stream.Duct |
next |
Methods inherited from class cascading.flow.stream.ElementStage |
addIncomingScope, addOutgoingScope, cleanup, equals, getBranchNames, getFlowElement, getIncomingScopes, getOutgoingFields, getOutgoingScopes, handleException, handleReThrowableException, hashCode, hasTrapHandler, setBranchNames, setTrapHandler, toString |
SourceStage
public SourceStage(FlowProcess flowProcess,
Tap source)
call
public Throwable call()
throws Exception
- Specified by:
call
in interface Callable<Throwable>
- Throws:
Exception
run
public void run(Object input)
throws Throwable
- Throws:
Throwable
initialize
public void initialize()
- Description copied from class:
Duct
- Called immediately after bind
- Overrides:
initialize
in class Duct<Void,TupleEntry>
receive
public void receive(Duct previous,
Void nada)
- Overrides:
receive
in class Stage<Void,TupleEntry>
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