org.apache.mahout.fpm.pfpgrowth.convertors
Class TopKPatternsOutputConverter<A extends java.lang.Comparable<? super A>>

java.lang.Object
  extended by org.apache.mahout.fpm.pfpgrowth.convertors.TopKPatternsOutputConverter<A>
Type Parameters:
A -
All Implemented Interfaces:
org.apache.hadoop.mapred.OutputCollector<java.lang.Integer,FrequentPatternMaxHeap>

public final class TopKPatternsOutputConverter<A extends java.lang.Comparable<? super A>>
extends java.lang.Object
implements org.apache.hadoop.mapred.OutputCollector<java.lang.Integer,FrequentPatternMaxHeap>

An output converter which converts the output patterns and collects them in a FrequentPatternMaxHeap


Constructor Summary
TopKPatternsOutputConverter(org.apache.hadoop.mapred.OutputCollector<A,java.util.List<Pair<java.util.List<A>,java.lang.Long>>> collector, java.util.Map<java.lang.Integer,A> reverseMapping)
           
 
Method Summary
 void collect(java.lang.Integer key, FrequentPatternMaxHeap value)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

TopKPatternsOutputConverter

public TopKPatternsOutputConverter(org.apache.hadoop.mapred.OutputCollector<A,java.util.List<Pair<java.util.List<A>,java.lang.Long>>> collector,
                                   java.util.Map<java.lang.Integer,A> reverseMapping)
Method Detail

collect

public void collect(java.lang.Integer key,
                    FrequentPatternMaxHeap value)
             throws java.io.IOException
Specified by:
collect in interface org.apache.hadoop.mapred.OutputCollector<java.lang.Integer,FrequentPatternMaxHeap>
Throws:
java.io.IOException


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