Package eu.europa.ted.efx.interfaces

Interface ScriptGenerator

All Known Implementing Classes:

XPathScriptGenerator

public interface ScriptGenerator

Method Summary

Modifier and Type	Method	Description
Expression.DateExpression	composeAddition(Expression.DateExpression date, Expression.DurationExpression duration)
Expression.DurationExpression	composeAddition(Expression.DurationExpression left, Expression.DurationExpression right)
<T extends Expression> Expression.BooleanExpression	composeAllSatisfy(Expression.ListExpression<T> list, String variableName, Expression.BooleanExpression booleanExpression)
<T extends Expression> Expression.BooleanExpression	composeAnySatisfies(Expression.ListExpression<T> list, String variableName, Expression.BooleanExpression booleanExpression)
Expression.BooleanExpression	composeComparisonOperation(Expression leftOperand, String operator, Expression rightOperand)	Returns the target language script that compares the two operands (for equality etc.).
<T extends Expression> T	composeConditionalExpression(Expression.BooleanExpression condition, T whenTrue, T whenFalse, Class<T> type)
Expression.BooleanExpression	composeContainsCondition(Expression.StringExpression haystack, Expression.StringExpression needle)
<T extends Expression,L extends Expression.ListExpression<T>> Expression.BooleanExpression	composeContainsCondition(T needle, L haystack)	Returns the target language script that checks whether a given list of values (haystack) contains a given value (needle).
Expression.NumericExpression	composeCountOperation(Expression.ListExpressionBase list)
Expression.NumericExpression	composeCountOperation(Expression.PathExpression set)	Deprecated. Used only by SDK 0.6.x
Expression.BooleanExpression	composeEndsWithCondition(Expression.StringExpression text, Expression.StringExpression endsWith)
Expression.BooleanExpression	composeExistsCondition(Expression.PathExpression reference)
Expression.PathExpression	composeExternalReference(Expression.StringExpression externalReference)	TODO: Not properly defined yet.
<T extends Expression> T	composeFieldAttributeReference(Expression.PathExpression fieldReference, String attribute, Class<T> type)	Given a PathExpression and an attribute name, this method should return the target language script for retrieving the value of the attribute.
Expression.PathExpression	composeFieldInExternalReference(Expression.PathExpression externalReference, Expression.PathExpression fieldReference)	TODO: Not properly defined yet.
<T extends Expression> T	composeFieldReferenceWithPredicate(Expression.PathExpression fieldReference, Expression.BooleanExpression predicate, Class<T> type)	Given a PathExpression and a predicate, this method should return the target language script for matching the subset of nodes in the PathExpression that match the predicate.
<T extends Expression> T	composeFieldValueReference(Expression.PathExpression fieldReference, Class<T> type)	Given a PathExpression, this method should return the target language script for retrieving the value of the field.
<T1 extends Expression,L1 extends Expression.ListExpression<T1>,T2 extends Expression,L2 extends Expression.ListExpression<T2>> L2	composeForExpression(String variableName, L1 sourceList, T2 expression, Class<L2> targetListType)
<T extends Expression,L extends Expression.ListExpression<T>> L	composeList(List<T> list, Class<L> type)	Takes a list of string expressions and returns the target language script that corresponds to a list of string expressions.
Expression.BooleanExpression	composeLogicalAnd(Expression.BooleanExpression leftOperand, Expression.BooleanExpression rightOperand)	Returns the target language script for performing a logical AND operation on the two given operands.
Expression.BooleanExpression	composeLogicalNot(Expression.BooleanExpression condition)	Returns the target language script for performing a logical NOT operation on the given boolean expression.
Expression.BooleanExpression	composeLogicalOr(Expression.BooleanExpression leftOperand, Expression.BooleanExpression rightOperand)	Returns the target language script for performing a logical OR operation on the two given operands.
Expression.DurationExpression	composeMultiplication(Expression.NumericExpression number, Expression.DurationExpression duration)
<T extends Expression> T	composeNodeReferenceWithPredicate(Expression.PathExpression nodeReference, Expression.BooleanExpression predicate, Class<T> type)	Given a PathExpression and a predicate, this method should return the target language script for matching the subset of nodes in the PathExpression that match the predicate.
Expression.StringExpression	composeNumberFormatting(Expression.NumericExpression number, Expression.StringExpression format)
Expression.NumericExpression	composeNumericOperation(Expression.NumericExpression leftOperand, String operator, Expression.NumericExpression rightOperand)	Given a numeric operation, this method should return the target language script that performs the operation.
<T extends Expression> T	composeParenthesizedExpression(T expression, Class<T> type)	Returns the given expression parenthesized in the target language.
Expression.BooleanExpression	composePatternMatchCondition(Expression.StringExpression expression, String regexPattern)	Returns the target language script that checks whether a given string matches the given RegEx pattern.
Expression.BooleanExpression	composeStartsWithCondition(Expression.StringExpression text, Expression.StringExpression startsWith)
Expression.StringExpression	composeStringConcatenation(List<Expression.StringExpression> list)
Expression.NumericExpression	composeStringLengthCalculation(Expression.StringExpression text)
Expression.StringExpression	composeSubstringExtraction(Expression.StringExpression text, Expression.NumericExpression start)
Expression.StringExpression	composeSubstringExtraction(Expression.StringExpression text, Expression.NumericExpression start, Expression.NumericExpression length)
Expression.DurationExpression	composeSubtraction(Expression.DateExpression startDate, Expression.DateExpression endDate)
Expression.DateExpression	composeSubtraction(Expression.DateExpression date, Expression.DurationExpression duration)
Expression.DurationExpression	composeSubtraction(Expression.DurationExpression left, Expression.DurationExpression right)
Expression.NumericExpression	composeSumOperation(Expression.NumericListExpression list)
Expression.NumericExpression	composeSumOperation(Expression.PathExpression set)	Deprecated. Used only by SDK 0.6.x
Expression.DateExpression	composeToDateConversion(Expression.StringExpression pop)
Expression.DurationExpression	composeToDayTimeDurationConversion(Expression.StringExpression text)
Expression.NumericExpression	composeToNumberConversion(Expression.StringExpression text)
Expression.StringExpression	composeToStringConversion(Expression.NumericExpression number)
Expression.TimeExpression	composeToTimeConversion(Expression.StringExpression pop)
Expression.DurationExpression	composeToYearMonthDurationConversion(Expression.StringExpression text)
<T extends Expression> T	composeVariableReference(String variableName, Class<T> type)	Given a variable name this method should return script to dereference the variable.
Expression.BooleanExpression	getBooleanEquivalent(boolean value)	Takes a Java Boolean value and returns the corresponding target language script.
Expression.DateExpression	getDateLiteralEquivalent(String efxLiteral)
Expression.DurationExpression	getDurationLiteralEquivalent(String efxLiteral)
Expression.NumericExpression	getNumericLiteralEquivalent(String efxLiteral)	Returns the numeric literal passed in target language script.
Expression.StringExpression	getStringLiteralEquivalent(String efxLiteral)	Returns the string literal in the target language.
Expression.StringExpression	getStringLiteralFromUnquotedString(String value)	Gets a piece of text and returns it inside quotes as expected by the target language.
Expression.TimeExpression	getTimeLiteralEquivalent(String efxLiteral)
Expression.PathExpression	joinPaths(Expression.PathExpression first, Expression.PathExpression second)	Joins two given path expressions into one by placing the second after the first and using the proper delimiter.

Method Detail

composeNodeReferenceWithPredicate

<T extends Expression> T composeNodeReferenceWithPredicate(Expression.PathExpression nodeReference,
                                                           Expression.BooleanExpression predicate,
                                                           Class<T> type)

Given a PathExpression and a predicate, this method should return the target language script for matching the subset of nodes in the PathExpression that match the predicate. Similar to composeFieldReferenceWithPredicate(eu.europa.ted.efx.model.Expression.PathExpression, eu.europa.ted.efx.model.Expression.BooleanExpression, java.lang.Class<T>) but for nodes. Quick reminder: the difference between fields and nodes is that fields contain values, while nodes contain other nodes and/or fields.

composeFieldReferenceWithPredicate

<T extends Expression> T composeFieldReferenceWithPredicate(Expression.PathExpression fieldReference,
                                                            Expression.BooleanExpression predicate,
                                                            Class<T> type)

Given a PathExpression and a predicate, this method should return the target language script for matching the subset of nodes in the PathExpression that match the predicate. Similar to composeNodeReferenceWithPredicate(eu.europa.ted.efx.model.Expression.PathExpression, eu.europa.ted.efx.model.Expression.BooleanExpression, java.lang.Class<T>) but for fields. Quick reminder: the difference between fields and nodes is that fields contain values, while nodes contain other nodes and/or fields.

composeFieldValueReference

<T extends Expression> T composeFieldValueReference(Expression.PathExpression fieldReference,
                                                    Class<T> type)

Given a PathExpression, this method should return the target language script for retrieving the value of the field.

composeFieldAttributeReference

<T extends Expression> T composeFieldAttributeReference(Expression.PathExpression fieldReference,
                                                        String attribute,
                                                        Class<T> type)

Given a PathExpression and an attribute name, this method should return the target language script for retrieving the value of the attribute.

composeVariableReference

<T extends Expression> T composeVariableReference(String variableName,
                                                  Class<T> type)

Given a variable name this method should return script to dereference the variable. The returned Expression should be of the indicated type.

composeList

<T extends Expression,L extends Expression.ListExpression<T>> L composeList(List<T> list,
                                                                                  Class<L> type)

Takes a list of string expressions and returns the target language script that corresponds to a list of string expressions.

getBooleanEquivalent

Expression.BooleanExpression getBooleanEquivalent(boolean value)

Takes a Java Boolean value and returns the corresponding target language script.

composeLogicalAnd

Expression.BooleanExpression composeLogicalAnd(Expression.BooleanExpression leftOperand,
                                               Expression.BooleanExpression rightOperand)

Returns the target language script for performing a logical AND operation on the two given operands.

composeLogicalOr

Expression.BooleanExpression composeLogicalOr(Expression.BooleanExpression leftOperand,
                                              Expression.BooleanExpression rightOperand)

Returns the target language script for performing a logical OR operation on the two given operands.

composeLogicalNot

Expression.BooleanExpression composeLogicalNot(Expression.BooleanExpression condition)

Returns the target language script for performing a logical NOT operation on the given boolean expression.

composeContainsCondition

<T extends Expression,L extends Expression.ListExpression<T>> Expression.BooleanExpression composeContainsCondition(T needle,
                                                                                                                          L haystack)

Returns the target language script that checks whether a given list of values (haystack) contains a given value (needle).

composePatternMatchCondition

Expression.BooleanExpression composePatternMatchCondition(Expression.StringExpression expression,
                                                          String regexPattern)

Returns the target language script that checks whether a given string matches the given RegEx pattern.

composeParenthesizedExpression

<T extends Expression> T composeParenthesizedExpression(T expression,
                                                        Class<T> type)

Returns the given expression parenthesized in the target language.

composeAllSatisfy

<T extends Expression> Expression.BooleanExpression composeAllSatisfy(Expression.ListExpression<T> list,
                                                                      String variableName,
                                                                      Expression.BooleanExpression booleanExpression)

composeAnySatisfies

<T extends Expression> Expression.BooleanExpression composeAnySatisfies(Expression.ListExpression<T> list,
                                                                        String variableName,
                                                                        Expression.BooleanExpression booleanExpression)

composeConditionalExpression

<T extends Expression> T composeConditionalExpression(Expression.BooleanExpression condition,
                                                      T whenTrue,
                                                      T whenFalse,
                                                      Class<T> type)

composeForExpression

<T1 extends Expression,L1 extends Expression.ListExpression<T1>,T2 extends Expression,L2 extends Expression.ListExpression<T2>> L2 composeForExpression(String variableName,
                                                                                                                                                                          L1 sourceList,
                                                                                                                                                                          T2 expression,
                                                                                                                                                                          Class<L2> targetListType)

composeExternalReference

Expression.PathExpression composeExternalReference(Expression.StringExpression externalReference)

TODO: Not properly defined yet. When we need data from an external source, we need some script that gets that data. Getting the data is a two-step process: a) we need to access the data source, b) we need to get the actual data from the data source. This method should return the target language script that connects to the data source and permits us to subsequently get the data by using a PathExpression.

composeFieldInExternalReference

Expression.PathExpression composeFieldInExternalReference(Expression.PathExpression externalReference,
                                                          Expression.PathExpression fieldReference)

TODO: Not properly defined yet. See composeExternalReference(eu.europa.ted.efx.model.Expression.StringExpression) for more details.

joinPaths

Expression.PathExpression joinPaths(Expression.PathExpression first,
                                    Expression.PathExpression second)

Joins two given path expressions into one by placing the second after the first and using the proper delimiter.

Parameters:

first - The part of the path that goes before the delimiter.

second - The part of the path that goes after the delimiter.

Returns:

getStringLiteralFromUnquotedString

Expression.StringExpression getStringLiteralFromUnquotedString(String value)

Gets a piece of text and returns it inside quotes as expected by the target language.

Parameters:

value -

Returns:

composeComparisonOperation

Expression.BooleanExpression composeComparisonOperation(Expression leftOperand,
                                                        String operator,
                                                        Expression rightOperand)

Returns the target language script that compares the two operands (for equality etc.).

Parameters:

operator - The EFX operator that is used to compare the two operands. Do not forget to translate the operator to the target language equivalent.

composeNumericOperation

Expression.NumericExpression composeNumericOperation(Expression.NumericExpression leftOperand,
                                                     String operator,
                                                     Expression.NumericExpression rightOperand)

Given a numeric operation, this method should return the target language script that performs the operation.

Parameters:

operator - The EFX intended operator. Do not forget to translate the operator to the target language equivalent.

getNumericLiteralEquivalent

Expression.NumericExpression getNumericLiteralEquivalent(String efxLiteral)

Returns the numeric literal passed in target language script. The passed literal is in EFX.

getStringLiteralEquivalent

Expression.StringExpression getStringLiteralEquivalent(String efxLiteral)

Returns the string literal in the target language. Note that the string literal passed as a parameter is already between quotes in EFX.

getDateLiteralEquivalent

Expression.DateExpression getDateLiteralEquivalent(String efxLiteral)

getTimeLiteralEquivalent

Expression.TimeExpression getTimeLiteralEquivalent(String efxLiteral)

getDurationLiteralEquivalent

Expression.DurationExpression getDurationLiteralEquivalent(String efxLiteral)

composeCountOperation

Expression.NumericExpression composeCountOperation(Expression.PathExpression set)

Deprecated.

Used only by SDK 0.6.x

composeCountOperation

Expression.NumericExpression composeCountOperation(Expression.ListExpressionBase list)

composeToNumberConversion

Expression.NumericExpression composeToNumberConversion(Expression.StringExpression text)

composeSumOperation

Expression.NumericExpression composeSumOperation(Expression.PathExpression set)

Deprecated.

Used only by SDK 0.6.x

composeSumOperation

Expression.NumericExpression composeSumOperation(Expression.NumericListExpression list)

composeStringLengthCalculation

Expression.NumericExpression composeStringLengthCalculation(Expression.StringExpression text)

composeStringConcatenation

Expression.StringExpression composeStringConcatenation(List<Expression.StringExpression> list)

composeEndsWithCondition

Expression.BooleanExpression composeEndsWithCondition(Expression.StringExpression text,
                                                      Expression.StringExpression endsWith)

composeStartsWithCondition

Expression.BooleanExpression composeStartsWithCondition(Expression.StringExpression text,
                                                        Expression.StringExpression startsWith)

composeContainsCondition

Expression.BooleanExpression composeContainsCondition(Expression.StringExpression haystack,
                                                      Expression.StringExpression needle)

composeSubstringExtraction

Expression.StringExpression composeSubstringExtraction(Expression.StringExpression text,
                                                       Expression.NumericExpression start)

composeSubstringExtraction

Expression.StringExpression composeSubstringExtraction(Expression.StringExpression text,
                                                       Expression.NumericExpression start,
                                                       Expression.NumericExpression length)

composeToStringConversion

Expression.StringExpression composeToStringConversion(Expression.NumericExpression number)

composeExistsCondition

Expression.BooleanExpression composeExistsCondition(Expression.PathExpression reference)

composeToDateConversion

Expression.DateExpression composeToDateConversion(Expression.StringExpression pop)

composeAddition

Expression.DateExpression composeAddition(Expression.DateExpression date,
                                          Expression.DurationExpression duration)

composeSubtraction

Expression.DateExpression composeSubtraction(Expression.DateExpression date,
                                             Expression.DurationExpression duration)

composeToTimeConversion

Expression.TimeExpression composeToTimeConversion(Expression.StringExpression pop)

composeToDayTimeDurationConversion

Expression.DurationExpression composeToDayTimeDurationConversion(Expression.StringExpression text)

composeToYearMonthDurationConversion

Expression.DurationExpression composeToYearMonthDurationConversion(Expression.StringExpression text)

composeSubtraction

Expression.DurationExpression composeSubtraction(Expression.DateExpression startDate,
                                                 Expression.DateExpression endDate)

composeNumberFormatting

Expression.StringExpression composeNumberFormatting(Expression.NumericExpression number,
                                                    Expression.StringExpression format)

composeMultiplication

Expression.DurationExpression composeMultiplication(Expression.NumericExpression number,
                                                    Expression.DurationExpression duration)

composeAddition

Expression.DurationExpression composeAddition(Expression.DurationExpression left,
                                              Expression.DurationExpression right)

composeSubtraction

Expression.DurationExpression composeSubtraction(Expression.DurationExpression left,
                                                 Expression.DurationExpression right)