com.couchbase.client.java.query.dsl.functions

Interface Case.WhenClause

All Known Subinterfaces:

Case.CaseClause

Enclosing class:

Case

public static interface Case.WhenClause

Method Summary

Modifier and Type	Method and Description
Case.ThenClause	when(Expression conditionOrExpression) WHEN clause, to be followed by its THEN clause.

Method Detail

when

Case.ThenClause when(Expression conditionOrExpression)

WHEN clause, to be followed by its THEN clause. If the CASE is a "search case", the given Expression must be a condition. Otherwise, in a "simple case", the given Expression is matched against the initial case Expression for equality. If the condition holds true, the CASE will return the expression given by the following THEN clause. Otherwise next WHEN clause is evaluated, if none left the ELSE clause is used, if none the CASE returns NULL.

See Also:

Case.caseSearch(), Case.caseSimple(Expression)