Module org.eclipse.persistence.jpa.jpql

Package org.eclipse.persistence.jpa.jpql.parser

Class MathDoubleExpression.Power

java.lang.Object

org.eclipse.persistence.jpa.jpql.parser.AbstractExpression

org.eclipse.persistence.jpa.jpql.parser.AbstractEncapsulatedExpression

org.eclipse.persistence.jpa.jpql.parser.AbstractDoubleEncapsulatedExpression

org.eclipse.persistence.jpa.jpql.parser.MathDoubleExpression

org.eclipse.persistence.jpa.jpql.parser.MathDoubleExpression.Power

All Implemented Interfaces:

Expression

Enclosing class:

MathDoubleExpression

public static final class MathDoubleExpression.Power
extends MathDoubleExpression

The POWER function takes two numeric arguments and returns a double.
Jakarta Persistence 3.1:

BNF: expression ::= POWER(arithmetic_expression)

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.persistence.jpa.jpql.parser.MathDoubleExpression

MathDoubleExpression.Power, MathDoubleExpression.Round

Field Summary

Fields inherited from class org.eclipse.persistence.jpa.jpql.parser.AbstractExpression

COMMA, DOT, DOUBLE_QUOTE, LEFT_CURLY_BRACKET, LEFT_PARENTHESIS, NOT_DEFINED, RIGHT_CURLY_BRACKET, RIGHT_PARENTHESIS, SINGLE_QUOTE, SPACE, UNDERSCORE

Fields inherited from interface org.eclipse.persistence.jpa.jpql.parser.Expression

ABS, ALL, AND, ANY, AS, AS_OF, ASC, AVG, BETWEEN, BIT_LENGTH, BOTH, CASE, CAST, CEILING, CHAR_LENGTH, CHARACTER_LENGTH, CLASS, COALESCE, COLUMN, CONCAT, CONNECT_BY, COUNT, CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP, DATE, DATETIME, DELETE, DELETE_FROM, DESC, DIFFERENT, DISTINCT, DIVISION, ELSE, EMPTY, END, ENTRY, EQUAL, ESCAPE, EXCEPT, EXISTS, EXP, EXTRACT, FALSE, FETCH, FIRST, FLOOR, FROM, FUNC, FUNCTION, GREATER_THAN, GREATER_THAN_OR_EQUAL, GROUP_BY, HAVING, IN, INDEX, INNER, INNER_JOIN, INNER_JOIN_FETCH, INTERSECT, IS, IS_EMPTY, IS_NOT_EMPTY, IS_NOT_NULL, IS_NULL, JOIN, JOIN_FETCH, KEY, LAST, LEADING, LEFT, LEFT_JOIN, LEFT_JOIN_FETCH, LEFT_OUTER_JOIN, LEFT_OUTER_JOIN_FETCH, LENGTH, LIKE, LN, LOCAL, LOCATE, LOWER, LOWER_THAN, LOWER_THAN_OR_EQUAL, MAX, MEMBER, MEMBER_OF, MIN, MINUS, MOD, MULTIPLICATION, NAMED_PARAMETER, NEW, NOT, NOT_BETWEEN, NOT_EQUAL, NOT_EXISTS, NOT_IN, NOT_LIKE, NOT_MEMBER, NOT_MEMBER_OF, NULL, NULLIF, NULLS, NULLS_FIRST, NULLS_LAST, OBJECT, OF, ON, OPERATOR, OR, ORDER_BY, ORDER_SIBLINGS_BY, OUTER, PLUS, POSITION, POSITIONAL_PARAMETER, POWER, QUOTE, REGEXP, ROUND, SCN, SELECT, SET, SIGN, SIZE, SOME, SQL, SQRT, START_WITH, SUBSTRING, SUM, TABLE, THEN, TIME, TIMESTAMP, TRAILING, TREAT, TRIM, TRUE, TYPE, UNION, UNKNOWN, UPDATE, UPPER, VALUE, WHEN, WHERE

Constructor Summary

Constructors

Constructor	Description
Power(AbstractExpression parent)	Creates a new instance of POWER math function expression.

Method Summary

Modifier and Type	Method	Description
void	accept(ExpressionVisitor visitor)	Visits this Expression by the given visitor.
String	parameterExpressionBNF(int index)	Returns the BNF to be used to parse one of the encapsulated expression.

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.MathDoubleExpression

getQueryBNF

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.AbstractDoubleEncapsulatedExpression

acceptChildren, addChildrenTo, addOrderedEncapsulatedExpressionTo, buildCollectionExpression, findQueryBNF, getFirstExpression, getSecondExpression, hasComma, hasEncapsulatedExpression, hasFirstExpression, hasSecondExpression, hasSpaceAfterComma, isParsingComplete, isSecondExpressionOptional, parseEncapsulatedExpression, removeEncapsulatedExpression, toParsedTextEncapsulatedExpression

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.AbstractEncapsulatedExpression

addOrderedChildrenTo, areLogicalIdentifiersSupported, getActualIdentifier, getIdentifier, hasLeftParenthesis, hasRightParenthesis, hasSpaceAfterIdentifier, parse, shouldParseRightParenthesis, toParsedText

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.AbstractExpression

acceptUnknownVisitor, acceptUnknownVisitor, buildExpressionFromFallingBack, buildNullExpression, buildStringExpression, buildStringExpression, buildUnknownExpression, calculatePosition, children, findFallBackExpressionFactory, getExpressionFactory, getExpressionRegistry, getGrammar, getIdentifierVersion, getJPAVersion, getLength, getOffset, getParent, getQueryBNF, getRoot, getText, handleAggregate, handleCollection, isAncestor, isIdentifier, isNull, isTolerant, isUnknown, isVirtual, orderedChildren, parse, parseUsingExpressionFactory, populatePosition, rebuildActualText, rebuildParsedText, setParent, setText, shouldParseWithFactoryFirst, shouldSkipLiteral, toActualText, toParsedText, toString

Methods inherited from class java.lang.Object

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

Constructor Details

Power

public Power(AbstractExpression parent)

Creates a new instance of POWER math function expression.

Parameters:

parent - The parent of this expression

Method Details

accept

public void accept(ExpressionVisitor visitor)

Description copied from interface: Expression

Visits this Expression by the given visitor.

Parameters:

visitor - The ExpressionVisitor to visit this object

parameterExpressionBNF

public String parameterExpressionBNF(int index)

Description copied from class: AbstractDoubleEncapsulatedExpression

Returns the BNF to be used to parse one of the encapsulated expression.

Specified by:

parameterExpressionBNF in class AbstractDoubleEncapsulatedExpression

Parameters:

index - The position of the encapsulated Expression that needs to be parsed within the parenthesis, which starts at position 0

Returns:

The BNF to be used to parse one of the encapsulated expression