Author: pderop
Date: Fri Mar 13 00:21:19 2015
New Revision: 1666340
URL: http://svn.apache.org/r1666340
Log:
Improved docs concerning composition.
Modified:
felix/site/trunk/content/documentation/subprojects/apache-felix-dependency-manager/reference/components.mdtext
Modified:
felix/site/trunk/content/documentation/subprojects/apache-felix-dependency-manager/reference/components.mdtext
URL:
http://svn.apache.org/viewvc/felix/site/trunk/content/documentation/subprojects/apache-felix-dependency-manager/reference/components.mdtext?rev=1666340&r1=1666339&r2=1666340&view=diff
==============================================================================
---
felix/site/trunk/content/documentation/subprojects/apache-felix-dependency-manager/reference/components.mdtext
(original)
+++
felix/site/trunk/content/documentation/subprojects/apache-felix-dependency-manager/reference/components.mdtext
Fri Mar 13 00:21:19 2015
@@ -200,7 +200,7 @@ Interestingly, you can also mix the usag
The following is the same example as in the previous section (Composition),
but using a Factory approach in order to instantiate a composition of objects:
The "ProviderFactory" is first injected with a Configuration that can be
possibly be used to create
and configure all the other objects that are part of the composition; each
object will also injected with
-the depenencies defined in the Activator.
+the dependencies defined in the Activator.
:::java
public class ProviderFactory {
@@ -243,11 +243,17 @@ the depenencies defined in the Activator
}
}
+
+And here is the Activator: notice the *setFactory* method that specifies the
factory to use to create the implementation.
+Also pay attention to the *setComposition* method, which indicates the method
to call in order to get all instances that
+are part of a composition and need dependencies injected:
+
+ :::java
public class Activator extends DependencyActivatorBase {
public void init(BundleContext ctx, DependencyManager m) throws
Exception {
ProviderFactory factory = new ProviderFactory();
m.add(createComponent()
- .setFactory(factory, "create")
+ .setFactory(factory, "create") // factory.create() will return
the implementation instance
.setComposition(factory, "getComposition")
.add(createConfigurationDependency()
.setPid("some.pid")
