DummyMap (Apache Wayang (incubating) 0.7.1 API)

java.lang.Object
- org.apache.wayang.flink.compiler.criterion.DummyMap<InputType,OutputType>

All Implemented Interfaces:

java.io.Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.MapFunction<InputType,OutputType>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<OutputType>
```
public class DummyMap<InputType,OutputType>
extends java.lang.Object
implements org.apache.flink.api.common.functions.MapFunction<InputType,OutputType>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<OutputType>
```
Class create a MapFunction that genereta only null as convertion

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

java.lang.Class<InputType> inputTypeClass

java.lang.Class<OutputType> outputTypeClass

Constructor Summary

Constructors
Constructor Description

DummyMap(java.lang.Class<InputType> inputTypeClass, java.lang.Class<OutputType> outputTypeClass)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`org.apache.flink.api.common.typeinfo.TypeInformation<OutputType>`	`getProducedType()`
`OutputType`	`map(InputType inputType)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

inputTypeClass

public final java.lang.Class<InputType> inputTypeClass

outputTypeClass

public final java.lang.Class<OutputType> outputTypeClass

Constructor Detail

DummyMap

public DummyMap(java.lang.Class<InputType> inputTypeClass,
                java.lang.Class<OutputType> outputTypeClass)

Method Detail
- map
```
public OutputType map(InputType inputType)
               throws java.lang.Exception
```
  Specified by:
  
  map in interface org.apache.flink.api.common.functions.MapFunction<InputType,OutputType>
  
  Throws:
  
  java.lang.Exception
- getProducedType
```
public org.apache.flink.api.common.typeinfo.TypeInformation<OutputType> getProducedType()
```
  Specified by:
  
  getProducedType in interface org.apache.flink.api.java.typeutils.ResultTypeQueryable<InputType>