com.atlassian.jira.util
Interface ComponentLocator

All Known Implementing Classes:

JiraComponentLocator

@InjectableComponent
public interface ComponentLocator

A locator that allows components to be looked up at runtime.

Since:

v4.0

Method Summary

<T> T	getComponent(Class<T> type) Find a component of the passed class in JIRA.
<T> T	getComponentInstanceOfType(Class<T> type) Find a component of the passed class in JIRA.
<T> com.google.common.base.Supplier<T>	getComponentSupplier(Class<T> type) Create a Supplier for the passed component.

Method Detail

getComponentInstanceOfType

<T> T getComponentInstanceOfType(Class<T> type)

Find a component of the passed class in JIRA.

Type Parameters:

T - the type of the component to look for.

Parameters:

type - the class of the component to look for. Must not be null.

Returns:

a refernce to the component or null if it could not be found.

getComponent

<T> T getComponent(Class<T> type)

Find a component of the passed class in JIRA. This is a synonym for getComponentInstanceOfType(Class) but has a shorter and more meaningful name.

Type Parameters:

T - the type of the component to look for.

Parameters:

type - the class of the component to look for. Must not be null.

Returns:

a refernce to the component or null if it could not be found.

getComponentSupplier

@Nonnull
<T> com.google.common.base.Supplier<T> getComponentSupplier(Class<T> type)

Create a Supplier for the passed component.

Type Parameters:

T - the type of the component to look for.

Parameters:

type - the class of the component to look for. Must not be null.

Returns:

a Supplier for the component.

Since:

6.2.3.