org.castor.cpa.query
Interface Parameter

All Superinterfaces:

Expression, QueryObject

All Known Implementing Classes:

AbstractParameter, NamedParameter, PositionalParameter

public interface Parameter
extends Expression

Interface for parameters of query objects.

Since:

1.3

Version:

$Revision: 7121 $ $Date: 2006-04-25 16:09:10 -0600 (Tue, 25 Apr 2006) $

Author:

Udai Gupta, Ralf Joachim

Method Summary

Condition	isNotNull() Factory method to create a Condition that checks if this Parameter is not null.
Condition	isNull() Factory method to create a Condition that checks if this Parameter is null.

Methods inherited from interface org.castor.cpa.query.Expression

abs, add, add, add, add, between, between, between, between, between, between, between, concat, concat, divide, divide, divide, divide, equal, equal, equal, equal, equal, equal, equal, equal, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterThan, greaterThan, greaterThan, greaterThan, greaterThan, greaterThan, greaterThan, length, lessEqual, lessEqual, lessEqual, lessEqual, lessEqual, lessEqual, lessEqual, lessThan, lessThan, lessThan, lessThan, lessThan, lessThan, lessThan, like, like, like, like, like, like, locate, locate, locate, locate, locate, locate, lower, multiply, multiply, multiply, multiply, negate, notBetween, notBetween, notBetween, notBetween, notBetween, notBetween, notBetween, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notLike, notLike, notLike, notLike, notLike, notLike, plus, remainder, remainder, remainder, remainder, sqrt, substring, substring, substring, substring, subtract, subtract, subtract, subtract, trim, trim, trim, trim, trim, trim, upper

Methods inherited from interface org.castor.cpa.query.QueryObject

toString

Method Detail

isNull

Condition isNull()

Factory method to create a Condition that checks if this Parameter is null.

Returns:

Condition that checks if this Parameter is null.

isNotNull

Condition isNotNull()

Factory method to create a Condition that checks if this Parameter is not null.

Returns:

Condition that checks if this Parameter is not null.