UnsetOrLoad (VirtualDataSet API)

java.lang.Object
- io.virtdata.libbasics.shared.stateful.UnsetOrLoad

All Implemented Interfaces:

java.util.function.LongFunction<java.lang.Object>
```
public class UnsetOrLoad
extends java.lang.Object
implements java.util.function.LongFunction<java.lang.Object>
```
Reads a long variable from the input, hashes and scales it to the unit interval 0.0d - 1.0d, then uses the result to determine whether to return null object or a loaded value.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  UnsetOrLoad(double ratio, java.lang.String varname)
- Method Summary
  
  Modifier and Type Method Description
  
  java.lang.Object apply(long basis)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UnsetOrLoad

public UnsetOrLoad(double ratio,
                   java.lang.String varname)

Method Detail
- apply
```
public java.lang.Object apply(long basis)
```
  Specified by:
  
  apply in interface java.util.function.LongFunction<java.lang.Object>