cascading.tap.local

Class StdErrTap

java.lang.Object

cascading.tap.Tap<Config,java.lang.Void,Output>

cascading.tap.SinkTap<java.util.Properties,java.io.OutputStream>

cascading.tap.local.StdErrTap

All Implemented Interfaces:

cascading.flow.FlowElement, cascading.flow.planner.ScopedElement, cascading.util.Traceable, java.io.Serializable

public class StdErrTap
extends cascading.tap.SinkTap<java.util.Properties,java.io.OutputStream>

Class StdErrTap provides a local mode tap for writing data to the stderr stream.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
StdErrTap(cascading.scheme.Scheme<java.util.Properties,?,java.io.OutputStream,?,?> scheme)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	createResource(java.util.Properties conf)
boolean	deleteResource(java.util.Properties conf)
java.lang.String	getIdentifier()
long	getModifiedTime(java.util.Properties conf)
cascading.tuple.TupleEntryCollector	openForWrite(cascading.flow.FlowProcess<? extends java.util.Properties> flowProcess, java.io.OutputStream output)
boolean	resourceExists(java.util.Properties conf)

Methods inherited from class cascading.tap.SinkTap

getSourceFields, isSource, openForRead, prepareResourceForRead, sourceConfInit

Methods inherited from class cascading.tap.Tap

commitResource, createResource, deleteResource, equals, flowConfInit, getConfigDef, getFullIdentifier, getFullIdentifier, getModifiedTime, getNodeConfigDef, getScheme, getSinkFields, getSinkMode, getStepConfigDef, getTrace, hasConfigDef, hashCode, hasNodeConfigDef, hasStepConfigDef, id, isKeep, isReplace, isSink, isTemporary, isUpdate, openForRead, openForWrite, outgoingScopeFor, prepareResourceForWrite, presentSinkFields, presentSourceFields, resolveIncomingOperationArgumentFields, resolveIncomingOperationPassThroughFields, resourceExists, retrieveSinkFields, retrieveSourceFields, rollbackResource, setScheme, sinkConfInit, taps, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

StdErrTap

public StdErrTap(cascading.scheme.Scheme<java.util.Properties,?,java.io.OutputStream,?,?> scheme)

Method Detail

getIdentifier

public java.lang.String getIdentifier()

Specified by:

getIdentifier in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

openForWrite

public cascading.tuple.TupleEntryCollector openForWrite(cascading.flow.FlowProcess<? extends java.util.Properties> flowProcess,
                                               java.io.OutputStream output)
                                                 throws java.io.IOException

Specified by:

openForWrite in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

Throws:

java.io.IOException

createResource

public boolean createResource(java.util.Properties conf)
                       throws java.io.IOException

Specified by:

createResource in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

Throws:

java.io.IOException

deleteResource

public boolean deleteResource(java.util.Properties conf)
                       throws java.io.IOException

Specified by:

deleteResource in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

Throws:

java.io.IOException

resourceExists

public boolean resourceExists(java.util.Properties conf)
                       throws java.io.IOException

Specified by:

resourceExists in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

Throws:

java.io.IOException

getModifiedTime

public long getModifiedTime(java.util.Properties conf)
                     throws java.io.IOException

Specified by:

getModifiedTime in class cascading.tap.Tap<java.util.Properties,java.lang.Void,java.io.OutputStream>

Throws:

java.io.IOException