org.apache.hivemind.lib
Interface BeanFactory

All Known Implementing Classes:

BeanFactoryImpl

public interface BeanFactory

Service interface for a source of beans of a particular type. Bean instances are retrieved using a locator string which is of the form: name[,initializer]. That is, an optional initializer is may be specified, separated by a comma.

Beans may be cached or not.

The hivemind.lib.BeanFactoryBuilder service is used to create services implementing this interface (driven from a configuration).

Author:

Howard Lewis Ship

Method Summary

boolean	contains(java.lang.String locator) Returns true if a bean matching the provided locator has been defined.
java.lang.Object	get(java.lang.String locator) Gets a bean via its locator (it's name plus, optionally, an initializer).

Method Detail

contains

public boolean contains(java.lang.String locator)

Returns true if a bean matching the provided locator has been defined.

Parameters:

locator - the name or name and initializer

Returns:

true if a bean matching the provided locator has ben defined

get

public java.lang.Object get(java.lang.String locator)

Gets a bean via its locator (it's name plus, optionally, an initializer).

Parameters:

locator - the name or name and initializer

Returns:

a bean instance

Throws:

org.apache.hivemind.ApplicationRuntimeException - if no bean matching the provided name has been defined.