question: protected ConditionExpression toCondition ( ValueNode condition , List < ExpressionNode > projects ) throws StandardException { List < ConditionExpression > conditions = new ArrayList < > ( 1 ) ; addCondition ( conditions , condition , projects ) ; switch ( conditions . size ( ) ) { case 0 : return new BooleanConstantExpression ( Boolean . TRUE ) ; case 1 : return conditions . get ( 0 ) ; case 2 : TInstance type = typesTranslator . typeForSQLType ( condition . getType ( ) ) ; return new LogicalFunctionCondition ( "and" , conditions , condition . getType ( ) , condition , type ) ; default : { ConditionExpression rhs = null ; for ( ConditionExpression lhs : conditions ) { rhs = andConditions ( rhs , lhs ) ; } return rhs ; } } }
target:  Get given condition as a single node. 