com.banda.function.business
Class ExpressionEvaluator<IN,OUT>

java.lang.Object
  com.banda.function.business.AbstractFunctionEvaluator<Expression<IN,OUT>,IN,OUT>
      com.banda.function.business.ExpressionEvaluator<IN,OUT>

All Implemented Interfaces:

FunctionEvaluator<Expression<IN,OUT>,IN,OUT>

Direct Known Subclasses:

JepExpressionEvaluator

public abstract class ExpressionEvaluator<IN,OUT>
extends AbstractFunctionEvaluator<Expression<IN,OUT>,IN,OUT>

Since:

2012

Author:

© Peter Banda

Field Summary

protected int[]	associatedVariableConvertedIndeces
protected String	formula
protected String[]	recognizedVariableNames
protected int	recognizedVariablesNum

Constructor Summary

ExpressionEvaluator(Expression<IN,OUT> expression)

ExpressionEvaluator(Expression<IN,OUT> expression, Map<Integer,Integer> recognizedVariableIndexConversionMap)

Method Summary

OUT	evaluate(Collection<IN> inputs)
OUT	evaluate(Map<Integer,IN> environment)
protected abstract OUT	evaluateX(Map<String,IN> environment)
protected static FunctionUtility	getExpressionUtility()

Methods inherited from class com.banda.function.business.AbstractFunctionEvaluator

getFunction

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.banda.function.business.FunctionEvaluator

evaluate

Field Detail

formula

protected final String formula

recognizedVariablesNum

protected final int recognizedVariablesNum

recognizedVariableNames

protected final String[] recognizedVariableNames

associatedVariableConvertedIndeces

protected final int[] associatedVariableConvertedIndeces

Constructor Detail

ExpressionEvaluator

public ExpressionEvaluator(Expression<IN,OUT> expression,
                           Map<Integer,Integer> recognizedVariableIndexConversionMap)

ExpressionEvaluator

public ExpressionEvaluator(Expression<IN,OUT> expression)

Method Detail

evaluate

public OUT evaluate(Collection<IN> inputs)

evaluate

public OUT evaluate(Map<Integer,IN> environment)

Specified by:

evaluate in interface FunctionEvaluator<Expression<IN,OUT>,IN,OUT>

Overrides:

evaluate in class AbstractFunctionEvaluator<Expression<IN,OUT>,IN,OUT>

evaluateX

protected abstract OUT evaluateX(Map<String,IN> environment)

getExpressionUtility

protected static FunctionUtility getExpressionUtility()