Package com.orientechnologies.orient.core.sql

Class ODynamicSQLElementFactory

java.lang.Object

com.orientechnologies.orient.core.sql.ODynamicSQLElementFactory

All Implemented Interfaces:

OSQLFunctionFactory, OQueryOperatorFactory

public class ODynamicSQLElementFactory
extends Object
implements OQueryOperatorFactory, OSQLFunctionFactory

Dynamic sql elements factory.

Author:

Johann Sorel (Geomatys)

Constructor Summary

Constructors

Constructor	Description
ODynamicSQLElementFactory()

Method Summary

Modifier and Type	Method	Description
OSQLFunction	createFunction(String name)	Create function for the given name. returned function may be a new instance each time or a constant.
Set<String>	getFunctionNames()
Set<OQueryOperator>	getOperators()
boolean	hasFunction(String name)

Methods inherited from class java.lang.Object

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

Constructor Details

ODynamicSQLElementFactory

public ODynamicSQLElementFactory()

Method Details

getFunctionNames

public Set<String> getFunctionNames()

Specified by:

getFunctionNames in interface OSQLFunctionFactory

Returns:

Set of supported function names of this factory

hasFunction

public boolean hasFunction(String name)

Specified by:

hasFunction in interface OSQLFunctionFactory

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

Returns:

OSQLFunction : created function

Throws:

OCommandExecutionException - : when function creation fail

getOperators

public Set<OQueryOperator> getOperators()

Specified by:

getOperators in interface OQueryOperatorFactory

Returns:

set of operators