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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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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. |
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. |
java.lang.String |
leftExpressionBNF()
Returns the unique identifier of the JPQLQueryBNF for the right expression. |
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, getIdentifier, 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 JPQLQueryBNF findQueryBNF(Expression expression)
JPQLQueryBNF
that represents the fragment of this Expression
that was used when parsing the given Expression
.
findQueryBNF
in interface Expression
findQueryBNF
in class CompoundExpression
expression
- The Expression
that is a descendant of this one
JPQLQueryBNF
that was used to parse the given expressionpublic 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 parsedpublic java.lang.String leftExpressionBNF()
JPQLQueryBNF
for the right expression.
leftExpressionBNF
in class CompoundExpression
protected 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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