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org.apache.crunch.util
Class PTypes.ProtoInputMapFn<T extends com.google.protobuf.Message>

java.lang.Object
  org.apache.crunch.DoFn<S,T>
      org.apache.crunch.MapFn<ByteBuffer,T>
          org.apache.crunch.util.PTypes.ProtoInputMapFn<T>

All Implemented Interfaces:

Serializable

Enclosing class:

PTypes

public static class PTypes.ProtoInputMapFn<T extends com.google.protobuf.Message>
extends MapFn<ByteBuffer,T>

See Also:

Serialized Form

Constructor Summary

PTypes.ProtoInputMapFn(Class<T> clazz)

Method Summary

void	initialize() Called during the setup of the MapReduce job this DoFn is associated with.
T	map(ByteBuffer bb) Maps the given input into an instance of the output type.

Methods inherited from class org.apache.crunch.MapFn

process, scaleFactor

Methods inherited from class org.apache.crunch.DoFn

cleanup, configure, setConfigurationForTest, setContext

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PTypes.ProtoInputMapFn

public PTypes.ProtoInputMapFn(Class<T> clazz)

Method Detail

initialize

public void initialize()

Description copied from class: DoFn

Called during the setup of the MapReduce job this DoFn is associated with. Subclasses may override this method to do appropriate initialization.

Overrides:

initialize in class DoFn<ByteBuffer,T extends com.google.protobuf.Message>

map

public T map(ByteBuffer bb)

Description copied from class: MapFn

Maps the given input into an instance of the output type.

Specified by:

map in class MapFn<ByteBuffer,T extends com.google.protobuf.Message>