Package com.orientechnologies.orient.core.sql.functions

Class OSQLFunctionFactoryTemplate

java.lang.Object

com.orientechnologies.orient.core.sql.functions.OSQLFunctionFactoryTemplate

All Implemented Interfaces:

OSQLFunctionFactory

Direct Known Subclasses:

ODefaultSQLFunctionFactory, OGraphFunctionFactory, OLuceneFunctionsFactory, OSpatialFunctionsFactory

public abstract class OSQLFunctionFactoryTemplate
extends Object
implements OSQLFunctionFactory

Created by frank on 25/05/2017.

Constructor Summary

Constructors

Constructor	Description
OSQLFunctionFactoryTemplate()

Method Summary

Modifier and Type	Method	Description
OSQLFunction	createFunction(String name)	Create function for the given name.
Set<String>	getFunctionNames()
Map<String,Object>	getFunctions()
boolean	hasFunction(String name)
protected void	register(OSQLFunction function)
protected void	register(String name, Object function)

Methods inherited from class java.lang.Object

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

Constructor Details

OSQLFunctionFactoryTemplate

public OSQLFunctionFactoryTemplate()

Method Details

register

protected void register(OSQLFunction function)

register

protected void register(String name,
 Object function)

hasFunction

public boolean hasFunction(String name)

Specified by:

hasFunction in interface OSQLFunctionFactory

getFunctionNames

public Set<String> getFunctionNames()

Specified by:

getFunctionNames in interface OSQLFunctionFactory

Returns:

Set of supported function names of this factory

createFunction

public OSQLFunction createFunction(String name)
                            throws OCommandExecutionException

Description copied from interface: OSQLFunctionFactory

Create function for the given name. returned function may be a new instance each time or a constant.

Specified by:

createFunction in interface OSQLFunctionFactory

Parameters:

name -

Returns:

OSQLFunction : created function

Throws:

OCommandExecutionException - : when function creation fail

getFunctions

public Map<String,Object> getFunctions()