Package org.sqlite.parser.ast

Class IsNullExpr

java.lang.Object

org.sqlite.parser.ast.IsNullExpr

All Implemented Interfaces:

Expr, ToSql

public class IsNullExpr
extends Object
implements Expr

Represents an ISNULL/IS NULL or a NOTNULL expression.

Field Summary

Fields

Modifier and Type	Field	Description
Expr	expr
NullOperator	op

Constructor Summary

Constructors

Constructor	Description
IsNullExpr(Expr expr, NullOperator op)

Method Summary

Modifier and Type	Method	Description
static IsNullExpr	from(Expr expr, short tt)
void	toSql(Appendable a)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.sqlite.parser.ast.ToSql

comma, commaNames, doubleQuote, isEmpty, isNotEmpty, nullToEmpty, requireNotEmpty, singleQuote, toSql

Field Detail

expr

public final Expr expr

op

public final NullOperator op

Constructor Detail

IsNullExpr

public IsNullExpr(Expr expr,
                  NullOperator op)

Method Detail

from

public static IsNullExpr from(Expr expr,
                              short tt)

toSql

public void toSql(Appendable a)
           throws IOException

Specified by:

toSql in interface ToSql

Throws:

IOException