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org.apache.crunch
Class Union

java.lang.Object
  org.apache.crunch.Union

public class Union
extends Object

Allows us to represent the combination of multiple data sources that may contain different types of data as a single type with an index to indicate which of the original sources the current record was from.

Constructor Summary

Union(int index, Object value)

Method Summary

boolean	equals(Object o)
int	getIndex() Returns the index of the original data source for this union type.
Object	getValue() Returns the underlying object value of the record.
int	hashCode()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Union

public Union(int index,
             Object value)

Method Detail

getIndex

public int getIndex()

Returns the index of the original data source for this union type.

getValue

public Object getValue()

Returns the underlying object value of the record.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object