org.castor.cpa.persistence.sql.query.expression
Class Parameter

java.lang.Object
  org.castor.cpa.persistence.sql.query.QueryObject
      org.castor.cpa.persistence.sql.query.expression.Expression
          org.castor.cpa.persistence.sql.query.expression.Parameter

public final class Parameter
extends Expression

A parameter in a SQL query. Values are always bound to parameter with names.

Version:

$Revision$ $Date: 2006-04-25 15:08:23 -0600 (Tue, 25 Apr 2006) $

Author:

Ahmad Hassan, Ralf Joachim

Constructor Summary

Parameter(java.lang.String name)
Construct parameter with given name for binding.

Method Summary

java.lang.String	name() Returns name of the parameter for binding of values.
void	toString(QueryContext ctx) Append a string representation of the object to the given QueryContext.

Methods inherited from class org.castor.cpa.persistence.sql.query.expression.Expression

equal, greaterEqual, greaterThan, isNotNull, isNull, lessEqual, lessThan, notEqual

Methods inherited from class org.castor.cpa.persistence.sql.query.QueryObject

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Parameter

public Parameter(java.lang.String name)

Construct parameter with given name for binding.

Parameters:

name - Name of the parameter for binding of values.

Method Detail

name

public java.lang.String name()

Returns name of the parameter for binding of values.

Returns:

Name of the parameter for binding of values.

toString

public void toString(QueryContext ctx)

Description copied from class: QueryObject

Append a string representation of the object to the given QueryContext. In general, this toString method appends a string that "textually represents" this object. The result should be a string in valid SQL syntax. It is required that all subclasses override this method.

Specified by:

toString in class QueryObject

Parameters:

ctx - QueryContext to append the string representation of the object to.