Package org.qdl_lang.evaluate

Class SystemEvaluator.ReduceAll

java.lang.Object

org.qdl_lang.util.aggregate.AbstractIdentityStemProcess

org.qdl_lang.util.aggregate.IdentityScalarImpl

org.qdl_lang.evaluate.SystemEvaluator.ReduceAll

All Implemented Interfaces:

ProcessScalar, ProcessStemValues

Enclosing class:

SystemEvaluator

public static class SystemEvaluator.ReduceAll
extends IdentityScalarImpl

Constructor Summary

Constructors

Constructor	Description
ReduceAll(ExpressionImpl f, State state)

Method Summary

Modifier and Type	Method	Description
Object	getDefaultValue(List<Object> index, Object key, Object value)	This is what makes this the identity function.

Methods inherited from class org.qdl_lang.util.aggregate.IdentityScalarImpl

getDefaultValue, process, process, process, process, process, process, process, process

Methods inherited from class org.qdl_lang.util.aggregate.AbstractIdentityStemProcess

process, process, process, process, process, process, process, process

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.qdl_lang.util.aggregate.ProcessStemValues

process, process, process, process, process, process, process, process

Constructor Detail

ReduceAll

public ReduceAll(ExpressionImpl f,
                 State state)

Method Detail

getDefaultValue

public Object getDefaultValue(List<Object> index,
                              Object key,
                              Object value)

Description copied from class: AbstractIdentityStemProcess

This is what makes this the identity function. If you want/need a different default value for each call, override this.

Overrides:

getDefaultValue in class AbstractIdentityStemProcess

Returns: