org.hibernate.dialect.function
Class NoArgSQLFunction

java.lang.Object
  org.hibernate.dialect.function.NoArgSQLFunction

All Implemented Interfaces:

SQLFunction

public class NoArgSQLFunction

extends Object

implements SQLFunction

A function which takes no arguments

Author:

Michi

Constructor Summary

NoArgSQLFunction(String name, Type returnType)

NoArgSQLFunction(String name, Type returnType, boolean hasParenthesesIfNoArguments)

Method Summary

Type	getReturnType(Type columnType, Mapping mapping) The function return type
boolean	hasArguments() Does this function have any arguments?
boolean	hasParenthesesIfNoArguments() If there are no arguments, are parens required?
String	render(List args, SessionFactoryImplementor factory) Render the function call as SQL

Methods inherited from class java.lang.Object

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

Constructor Detail

NoArgSQLFunction

public NoArgSQLFunction(String name,
                        Type returnType)

NoArgSQLFunction

public NoArgSQLFunction(String name,
                        Type returnType,
                        boolean hasParenthesesIfNoArguments)

Method Detail

getReturnType

public Type getReturnType(Type columnType,
                          Mapping mapping)
                   throws QueryException

Description copied from interface: SQLFunction

The function return type

Specified by:

getReturnType in interface SQLFunction

Parameters:

columnType - the type of the first argument

Throws:

QueryException

hasArguments

public boolean hasArguments()

Description copied from interface: SQLFunction

Does this function have any arguments?

Specified by:

hasArguments in interface SQLFunction

hasParenthesesIfNoArguments

public boolean hasParenthesesIfNoArguments()

Description copied from interface: SQLFunction

If there are no arguments, are parens required?

Specified by:

hasParenthesesIfNoArguments in interface SQLFunction

render

public String render(List args,
                     SessionFactoryImplementor factory)
              throws QueryException

Description copied from interface: SQLFunction

Render the function call as SQL

Specified by:

render in interface SQLFunction

Throws:

QueryException