com.banda.function.business

Class FunctionUtility

java.lang.Object

com.banda.function.business.FunctionUtility

public class FunctionUtility
extends Object

Since:

2012

Author:

© Peter Banda

Constructor Summary

Constructors

Constructor and Description
FunctionUtility()

Method Summary

Methods

Modifier and Type	Method and Description
Map<String,String>	convertVarIndecesToStringPlaceholders(Map<Integer,Integer> indexVariableMap)
<T> Map<String,T>	convertVarIndexToStringPlaceholder(Map<Integer,T> indexVariableMap)
Map<String,Double>	createVariableNameValueMap(double[] values)
<IN,OUT> Expression<IN,OUT>	getExpressionFunctionFromString(String convertedFormula)
String	getFormulaIndexPlaceholdersReplacedWithVariableNames(Function<?,?> function, Map<Integer,String> variableIndexNameMap)
String	getFormulaIndexPlaceholdersReplacedWithVariableNames(String formula, Set<Integer> referencedVariableIndeces, Map<Integer,String> variableIndexNameMap)
String	getFormulaVariableNamesReplacedWithIndexPlaceholders(String formula, Set<Integer> referencedVariableIndeces, Map<Integer,String> variableIndexNameMap)
String	getFormulaWithReplacedIndexPlaceholders(Function<?,?> function, Map<Integer,Integer> variableIndexMap)
String	getFunctionFormula(String functionTag, Collection<String> inputs)
String	getFunctionFormula(String functionTag, int variableIndex)
String	getFunctionFormula(String functionTag, String input)
String	getFunctionFormula(String functionTag, String[] inputs)
String	getVariablePlaceHolder(int index)
static void	main(String[] args)
<IN,OUT> void	setExpressionFunctionFromString(String convertedFormula, FunctionHolder<IN,OUT> functionHolder)
void	validateExpression(String formula, Collection<String> recognizedVariables)

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionUtility

public FunctionUtility()

Method Detail

convertVarIndexToStringPlaceholder

public <T> Map<String,T> convertVarIndexToStringPlaceholder(Map<Integer,T> indexVariableMap)

convertVarIndecesToStringPlaceholders

public Map<String,String> convertVarIndecesToStringPlaceholders(Map<Integer,Integer> indexVariableMap)

getFormulaIndexPlaceholdersReplacedWithVariableNames

public String getFormulaIndexPlaceholdersReplacedWithVariableNames(Function<?,?> function,
                                                          Map<Integer,String> variableIndexNameMap)

getFormulaWithReplacedIndexPlaceholders

public String getFormulaWithReplacedIndexPlaceholders(Function<?,?> function,
                                             Map<Integer,Integer> variableIndexMap)

getFormulaIndexPlaceholdersReplacedWithVariableNames

public String getFormulaIndexPlaceholdersReplacedWithVariableNames(String formula,
                                                          Set<Integer> referencedVariableIndeces,
                                                          Map<Integer,String> variableIndexNameMap)

getFormulaVariableNamesReplacedWithIndexPlaceholders

public String getFormulaVariableNamesReplacedWithIndexPlaceholders(String formula,
                                                          Set<Integer> referencedVariableIndeces,
                                                          Map<Integer,String> variableIndexNameMap)

getFunctionFormula

public String getFunctionFormula(String functionTag,
                        String[] inputs)

getFunctionFormula

public String getFunctionFormula(String functionTag,
                        Collection<String> inputs)

getFunctionFormula

public String getFunctionFormula(String functionTag,
                        int variableIndex)

setExpressionFunctionFromString

public <IN,OUT> void setExpressionFunctionFromString(String convertedFormula,
                                            FunctionHolder<IN,OUT> functionHolder)

getExpressionFunctionFromString

public <IN,OUT> Expression<IN,OUT> getExpressionFunctionFromString(String convertedFormula)

getFunctionFormula

public String getFunctionFormula(String functionTag,
                        String input)

getVariablePlaceHolder

public String getVariablePlaceHolder(int index)

createVariableNameValueMap

public Map<String,Double> createVariableNameValueMap(double[] values)

validateExpression

public void validateExpression(String formula,
                      Collection<String> recognizedVariables)
                        throws BndFunctionException

Throws:

BndFunctionException

main

public static void main(String[] args)