Class CaseExpression
java.lang.Object
org.datanucleus.store.query.expression.Expression
org.datanucleus.store.query.expression.CaseExpression
- All Implemented Interfaces:
Serializable
Expression representing a case series of when expressions and their action expressions.
- See Also:
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Nested Class Summary
Nested ClassesNested classes/interfaces inherited from class org.datanucleus.store.query.expression.Expression
Expression.DyadicOperator, Expression.MonadicOperator, Expression.Operator
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Field Summary
FieldsModifier and TypeFieldDescription(package private) List
<CaseExpression.ExpressionPair> (package private) Expression
private static final long
Fields inherited from class org.datanucleus.store.query.expression.Expression
alias, left, op, OP_ADD, OP_AND, OP_BIT_AND, OP_BIT_OR, OP_BIT_XOR, OP_CAST, OP_COM, OP_CONCAT, OP_DISTINCT, OP_DIV, OP_EQ, OP_GT, OP_GTEQ, OP_IN, OP_IS, OP_ISNOT, OP_LIKE, OP_LT, OP_LTEQ, OP_MOD, OP_MUL, OP_NEG, OP_NOT, OP_NOTEQ, OP_NOTIN, OP_OR, OP_SUB, parent, right, symbol
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
addCondition
(Expression whenExpr, Expression actionExpr) bind
(SymbolTable symtbl) Method to bind the expression to the symbol table as appropriate.void
setElseExpression
(Expression elseExpr) toString()
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Field Details
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serialVersionUID
private static final long serialVersionUID- See Also:
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actionConditions
List<CaseExpression.ExpressionPair> actionConditions -
elseExpr
Expression elseExpr
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Constructor Details
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CaseExpression
public CaseExpression()
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Method Details
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addCondition
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setElseExpression
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getConditions
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getElseExpression
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bind
Description copied from class:Expression
Method to bind the expression to the symbol table as appropriate.- Specified by:
bind
in classExpression
- Parameters:
symtbl
- Symbol table- Returns:
- The symbol for this expression
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toString
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