@InterfaceAudience.Public @InterfaceStability.Stable public class UserDefinedValueAggregatorDescriptor extends UserDefinedValueAggregatorDescriptor implements ValueAggregatorDescriptor
theAggregatorDescriptorONE, TYPE_SEPARATOR| コンストラクタと説明 | 
|---|
| UserDefinedValueAggregatorDescriptor(String className,
                                    JobConf job) | 
| 修飾子とタイプ | メソッドと説明 | 
|---|---|
| void | configure(JobConf job)Do nothing. | 
| static Object | createInstance(String className)Create an instance of the given class | 
configure, generateKeyValPairs, toStringclone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitconfigure, generateKeyValPairspublic UserDefinedValueAggregatorDescriptor(String className, JobConf job)
className - the class name of the user defined descriptor classjob - a configure object used for decriptor configurationpublic static Object createInstance(String className)
className - the name of the classCopyright © 2016 Apache Software Foundation. All rights reserved.