org.apache.mahout.cf.taste.hadoop.pseudo
Enum ReducerMetrics

java.lang.Object
  extended by java.lang.Enum<ReducerMetrics>
      extended by org.apache.mahout.cf.taste.hadoop.pseudo.ReducerMetrics
All Implemented Interfaces:
java.io.Serializable, java.lang.Comparable<ReducerMetrics>

public enum ReducerMetrics
extends java.lang.Enum<ReducerMetrics>

Custom metrics collected by RecommenderReducer.


Enum Constant Summary
RECOMMENDATIONS_MADE
          Number of items recommended to those users
USERS_PROCESSED
          Number of unique users for which recommendations were produced
 
Method Summary
static ReducerMetrics valueOf(java.lang.String name)
          Returns the enum constant of this type with the specified name.
static ReducerMetrics[] values()
          Returns an array containing the constants of this enum type, in the order they are declared.
 
Methods inherited from class java.lang.Enum
clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf
 
Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait
 

Enum Constant Detail

USERS_PROCESSED

public static final ReducerMetrics USERS_PROCESSED
Number of unique users for which recommendations were produced


RECOMMENDATIONS_MADE

public static final ReducerMetrics RECOMMENDATIONS_MADE
Number of items recommended to those users

Method Detail

values

public static ReducerMetrics[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:
for (ReducerMetrics c : ReducerMetrics.values())
    System.out.println(c);

Returns:
an array containing the constants of this enum type, in the order they are declared

valueOf

public static ReducerMetrics valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:
name - the name of the enum constant to be returned.
Returns:
the enum constant with the specified name
Throws:
java.lang.IllegalArgumentException - if this enum type has no constant with the specified name
java.lang.NullPointerException - if the argument is null


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