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Oracle Fusion Middleware Java API Reference for Oracle TopLink 11g Release 1 (11.1.1) E28847-01 |
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java.lang.Object
org.eclipse.persistence.jpa.internal.jpql.parser.StringExpression
org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression
org.eclipse.persistence.jpa.internal.jpql.parser.CompoundExpression
org.eclipse.persistence.jpa.internal.jpql.parser.ArithmeticExpression
public abstract class ArithmeticExpression
This expression represents an arithmetic expression, which means the first and second expressions are aggregated with an arithmetic sign.
AdditionExpression
, DivisionExpression
, MultiplicationExpression
, SubtractionExpression
Field Summary |
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Fields inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression |
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COMMA, DOT, DOUBLE_QUOTE, LEFT_CURLY_BRACKET, LEFT_PARENTHESIS, NOT_DEFINED, RIGHT_CURLY_BRACKET, RIGHT_PARENTHESIS, SINGLE_QUOTE, SPACE, UNDERSCORE |
Constructor Summary | |
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ArithmeticExpression(AbstractExpression parent, java.lang.String identifier) Creates a new ArithmeticExpression . |
Method Summary | |
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java.lang.String |
getArithmeticSign() Returns the arithmetic sign this expression is actually representing. |
JPQLQueryBNF |
getQueryBNF() Returns the BNF of this Expression . |
(package private) boolean |
isParsingComplete(WordParser wordParser, java.lang.String word, Expression expression) Determines whether the parsing is complete based on what is left in the given text. |
(package private) java.lang.String |
parseIdentifier(WordParser wordParser) Parses the identifier of this expression. |
JPQLQueryBNF |
rightExpressionBNF() Returns the BNF used to determine how to parse the right expression. |
Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.CompoundExpression |
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acceptChildren, addChildrenTo, addOrderedChildrenTo, getLeftExpression, getRightExpression, hasLeftExpression, hasRightExpression, hasSpaceAfterIdentifier, parse, setLeftExpression, setRightExpression, toParsedText |
Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression |
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buildExpressionFromFallingBack, buildNullExpression, buildStringExpression, buildStringExpression, buildUnknownExpression, children, expressionFactory, expressionFactoryForIdentifier, findQueryBNF, getChildren, getJPAVersion, getParent, getRoot, getText, handleAggregate, identifierRole, identifiers, identifiers, identifierVersion, isAncestor, isIdentifier, isNull, isTolerant, isUnknown, isVirtual, orderedChildren, parse, parseSingleExpression, populatePosition, queryBNF, readdLeadingSpaces, rebuildActualText, rebuildParsedText, setParent, setText, shouldParseWithFactoryFirst, shouldSkipLiteral, toActualText, toParsedText, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.eclipse.persistence.jpa.internal.jpql.parser.Expression |
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accept |
Constructor Detail |
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ArithmeticExpression(AbstractExpression parent, java.lang.String identifier)
ArithmeticExpression
.
parent
- The parent of this expressionidentifier
- The arithmetic signMethod Detail |
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public final java.lang.String getArithmeticSign()
public final JPQLQueryBNF getQueryBNF()
Expression
.getQueryBNF
in class AbstractExpression
JPQLQueryBNF
, which represents the grammar of this Expression
final boolean isParsingComplete(WordParser wordParser, java.lang.String word, Expression expression)
isParsingComplete
in class AbstractExpression
wordParser
- The text to parse based on the current position of the cursorword
- The word that was retrieved from the given text, which is the first word in the textexpression
- The Expression
that has already been parsedtrue
if the text no longer can't be parsed by the current expression; false
if more can be parsedfinal java.lang.String parseIdentifier(WordParser wordParser)
parseIdentifier
in class CompoundExpression
public final JPQLQueryBNF rightExpressionBNF()
rightExpressionBNF
in class CompoundExpression
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