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java.lang.Objectcascading.pipe.Pipe
cascading.pipe.SubAssembly
cascading.pipe.assembly.Retain
public class Retain
Class Retain is a SubAssembly
that will discard all incoming fields except those given on the constructor.
Discard
,
Serialized FormField Summary |
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Fields inherited from class cascading.pipe.Pipe |
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configDef, previous, stepConfigDef |
Constructor Summary | |
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Retain(Pipe previous,
Fields retainFields)
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Method Summary |
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Methods inherited from class cascading.pipe.SubAssembly |
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getName, getPrevious, getTailNames, getTails, setTails, unwind |
Methods inherited from class cascading.pipe.Pipe |
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equals, getConfigDef, getHeads, getStepConfigDef, getTrace, hasConfigDef, hashCode, hasProcessConfigDef, isEquivalentTo, names, outgoingScopeFor, pipes, print, printInternal, resolveFields, resolveIncomingOperationFields, toString |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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@ConstructorProperties(value={"previous","retainFields"}) public Retain(Pipe previous, Fields retainFields)
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