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EclipseLink 2.4.1, build 'v20121003-ad44345' API Reference | ||||||||
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java.lang.Objectorg.eclipse.persistence.jpa.jpql.parser.AbstractExpression
org.eclipse.persistence.jpa.jpql.parser.CompoundExpression
org.eclipse.persistence.jpa.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.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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protected |
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 . |
protected 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. |
protected java.lang.String |
parseIdentifier(WordParser wordParser)
Parses the identifier of this expression. |
java.lang.String |
rightExpressionBNF()
Returns the unique identifier of the JPQLQueryBNF used to determine how to parse the
right expression. |
Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.CompoundExpression |
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acceptChildren, addChildrenTo, addOrderedChildrenTo, getActualIdentifier, getLeftExpression, getRightExpression, hasLeftExpression, hasRightExpression, hasSpaceAfterIdentifier, parse, setLeftExpression, setRightExpression, toParsedText |
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.jpql.parser.Expression |
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accept |
Constructor Detail |
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protected 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
.
JPQLQueryBNF
, which represents the grammar of this Expression
protected 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 parsed
true
if the text no longer can't be parsed by the current expression;
false
if more can be parsedprotected final java.lang.String parseIdentifier(WordParser wordParser)
parseIdentifier
in class CompoundExpression
public final java.lang.String rightExpressionBNF()
JPQLQueryBNF
used to determine how to parse the
right expression.
rightExpressionBNF
in class CompoundExpression
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