org.eclipse.persistence.jpa.jpql.parser

Class ArithmeticExpression

java.lang.Object

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

org.eclipse.persistence.jpa.jpql.parser.CompoundExpression

org.eclipse.persistence.jpa.jpql.parser.ArithmeticExpression

All Implemented Interfaces:

Expression

Direct Known Subclasses:

AdditionExpression, DivisionExpression, MultiplicationExpression, SubtractionExpression

public abstract class ArithmeticExpression
extends CompoundExpression

This expression represents an arithmetic expression, which means the first and second expressions are aggregated with an arithmetic sign.

Since:

2.3

Version:

2.5

Author:

Pascal Filion

See Also:

AdditionExpression, DivisionExpression, MultiplicationExpression, SubtractionExpression

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, CHAR_LENGTH, CHARACTER_LENGTH, CLASS, COALESCE, COLUMN, CONCAT, CONNECT_BY, COUNT, CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP, DELETE, DELETE_FROM, DESC, DIFFERENT, DISTINCT, DIVISION, ELSE, EMPTY, END, ENTRY, EQUAL, ESCAPE, EXCEPT, EXISTS, EXTRACT, FALSE, FETCH, FIRST, 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, 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, QUOTE, REGEXP, SCN, SELECT, SET, SIZE, SOME, SQL, SQRT, START_WITH, SUBSTRING, SUM, TABLE, THEN, TIMESTAMP, TRAILING, TREAT, TRIM, TRUE, TYPE, UNION, UNKNOWN, UPDATE, UPPER, VALUE, WHEN, WHERE

Method Summary

Modifier and Type	Method and Description
JPQLQueryBNF	findQueryBNF(Expression expression) Retrieves the JPQLQueryBNF that represents the fragment of this Expression that was used when parsing the given Expression.
java.lang.String	getArithmeticSign() Returns the arithmetic sign this expression is actually representing.
java.lang.String	getLeftExpressionQueryBNFId() Returns the unique identifier of the JPQLQueryBNF for the left expression.
JPQLQueryBNF	getQueryBNF() Returns the BNF of this Expression.
java.lang.String	getRightExpressionQueryBNFId() Returns the unique identifier of the JPQLQueryBNF for the right expression.

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

acceptChildren, getActualIdentifier, getIdentifier, getLeftExpression, getRightExpression, hasLeftExpression, hasRightExpression, hasSpaceAfterIdentifier

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

children, getGrammar, getIdentifierVersion, getLength, getOffset, getParent, getQueryBNF, getRoot, isAncestor, orderedChildren, populatePosition, toActualText, toParsedText, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

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

accept

Method Detail

findQueryBNF

public JPQLQueryBNF findQueryBNF(Expression expression)

Retrieves the JPQLQueryBNF that represents the fragment of this Expression that was used when parsing the given Expression.

Specified by:

findQueryBNF in interface Expression

Overrides:

findQueryBNF in class CompoundExpression

Parameters:

expression - The Expression that is a descendant of this one

Returns:

The JPQLQueryBNF that was used to parse the given expression

getArithmeticSign

public final java.lang.String getArithmeticSign()

Returns the arithmetic sign this expression is actually representing.

Returns:

The single character value of the arithmetic sign

getLeftExpressionQueryBNFId

public java.lang.String getLeftExpressionQueryBNFId()

Returns the unique identifier of the JPQLQueryBNF for the left expression.

Specified by:

getLeftExpressionQueryBNFId in class CompoundExpression

Returns:

The ID of the BNF used when parsing the expression before the identifier

getQueryBNF

public final JPQLQueryBNF getQueryBNF()

Returns the BNF of this Expression.

Returns:

The JPQLQueryBNF, which represents the grammar of this Expression

getRightExpressionQueryBNFId

public final java.lang.String getRightExpressionQueryBNFId()

Returns the unique identifier of the JPQLQueryBNF for the right expression.

Specified by:

getRightExpressionQueryBNFId in class CompoundExpression

Returns:

The ID of the BNF used when parsing the expression after the identifier