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org.apache.crunch.impl.dist.collect
Class BaseDoTable<K,V>

java.lang.Object
  org.apache.crunch.impl.dist.collect.PCollectionImpl<Pair<K,V>>
      org.apache.crunch.impl.dist.collect.PTableBase<K,V>
          org.apache.crunch.impl.dist.collect.BaseDoTable<K,V>

All Implemented Interfaces:

PCollection<Pair<K,V>>, PTable<K,V>

Direct Known Subclasses:

DoTable

public class BaseDoTable<K,V>
extends PTableBase<K,V>
implements PTable<K,V>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.crunch.impl.dist.collect.PCollectionImpl

PCollectionImpl.Visitor

Method Summary

long	getLastModifiedAt() The time of the most recent modification to one of the input sources to the collection.
List<PCollectionImpl<?>>	getParents()
PTableType<K,V>	getPTableType() Returns the PTableType of this PTable.
PType<Pair<K,V>>	getPType() Returns the PType of this PCollection.

Methods inherited from class org.apache.crunch.impl.dist.collect.PTableBase

asMap, bottom, cache, cache, cogroup, collectValues, filter, filter, getKeyType, getValueType, groupByKey, groupByKey, groupByKey, join, keys, mapKeys, mapKeys, mapValues, mapValues, materializeToMap, top, union, union, values, write, write

Methods inherited from class org.apache.crunch.impl.dist.collect.PCollectionImpl

accept, aggregate, asCollection, asReadable, by, by, count, first, getDepth, getMaterializedAt, getName, getOnlyParent, getParallelDoOptions, getPipeline, getSize, getTargetDependencies, getTypeFamily, isBreakpoint, length, materialize, materializeAt, max, min, parallelDo, parallelDo, parallelDo, parallelDo, parallelDo, parallelDo, sequentialDo, setBreakpoint, toString, union, union

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.crunch.PTable

asMap, bottom, cache, cache, cogroup, collectValues, filter, filter, getKeyType, getValueType, groupByKey, groupByKey, groupByKey, join, keys, mapKeys, mapKeys, mapValues, mapValues, materializeToMap, top, union, union, values, write, write

Methods inherited from interface org.apache.crunch.PCollection

aggregate, asCollection, asReadable, by, by, count, first, getName, getPipeline, getSize, getTypeFamily, length, materialize, max, min, parallelDo, parallelDo, parallelDo, parallelDo, parallelDo, parallelDo, sequentialDo, union, union

Method Detail

getPTableType

public PTableType<K,V> getPTableType()

Description copied from interface: PTable

Returns the PTableType of this PTable.

Specified by:

getPTableType in interface PTable<K,V>

getPType

public PType<Pair<K,V>> getPType()

Description copied from interface: PCollection

Returns the PType of this PCollection.

Specified by:

getPType in interface PCollection<Pair<K,V>>

getParents

public List<PCollectionImpl<?>> getParents()

Specified by:

getParents in class PCollectionImpl<Pair<K,V>>

getLastModifiedAt

public long getLastModifiedAt()

Description copied from class: PCollectionImpl

The time of the most recent modification to one of the input sources to the collection. If the time can not be determined then -1 should be returned.

Specified by:

getLastModifiedAt in class PCollectionImpl<Pair<K,V>>

Returns:

time of the most recent modification to one of the input sources to the collection.