Revision: 1625
http://svn.sourceforge.net/spring-rich-c/?rev=1625&view=rev
Author: kevinstembridge
Date: 2007-01-08 05:01:30 -0800 (Mon, 08 Jan 2007)
Log Message:
-----------
Added javadoc, simplified implementation of getViewDescriptor
Modified Paths:
--------------
trunk/spring-richclient/support/src/main/java/org/springframework/richclient/application/support/BeanFactoryViewDescriptorRegistry.java
Modified:
trunk/spring-richclient/support/src/main/java/org/springframework/richclient/application/support/BeanFactoryViewDescriptorRegistry.java
===================================================================
---
trunk/spring-richclient/support/src/main/java/org/springframework/richclient/application/support/BeanFactoryViewDescriptorRegistry.java
2007-01-08 12:59:53 UTC (rev 1624)
+++
trunk/spring-richclient/support/src/main/java/org/springframework/richclient/application/support/BeanFactoryViewDescriptorRegistry.java
2007-01-08 13:01:30 UTC (rev 1625)
@@ -17,37 +17,57 @@
import java.util.Map;
+import org.springframework.beans.factory.BeanNotOfRequiredTypeException;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.context.support.ApplicationObjectSupport;
import org.springframework.richclient.application.ViewDescriptor;
import org.springframework.richclient.application.ViewDescriptorRegistry;
+import org.springframework.richclient.util.Assert;
/**
- * Simple <code>ViewRegistry</code> that pulls singleton view definitions out
- * of a spring application context.
+ * A simple [EMAIL PROTECTED] ViewDescriptorRegistry} implementation that
pulls singleton view definitions out
+ * of a spring application context. This class is intended to be managed by a
Spring IoC container.
+ * If being created programatically, be sure to call the
+ * [EMAIL PROTECTED]
#setApplicationContext(org.springframework.context.ApplicationContext)} method.
*
+ *
* @author Keith Donald
+ * @author Kevin Stembridge
*/
-public class BeanFactoryViewDescriptorRegistry extends ApplicationObjectSupport
- implements ViewDescriptorRegistry {
+public class BeanFactoryViewDescriptorRegistry extends
ApplicationObjectSupport implements ViewDescriptorRegistry {
+ /**
+ * [EMAIL PROTECTED]
+ */
public ViewDescriptor[] getViewDescriptors() {
Map beans =
getApplicationContext().getBeansOfType(ViewDescriptor.class, false, false);
return (ViewDescriptor[])beans.values().toArray(new
ViewDescriptor[beans.size()]);
}
-
+ /**
+ * Returns the view descriptor with the given identifier, or null if no
such bean definition
+ * with the given name exists in the current application context.
+ *
+ * @param viewName The bean name of the view descriptor that is to be
retrieved from the
+ * underlying application context. Must not be null.
+ *
+ * @throws IllegalArgumentException if [EMAIL PROTECTED] viewName} is null.
+ * @throws BeanNotOfRequiredTypeException if the bean retrieved from the
underlying application
+ * context is not of type [EMAIL PROTECTED] ViewDescriptor}.
+ *
+ */
public ViewDescriptor getViewDescriptor(String viewName) {
- final Object bean = getApplicationContext().getBean(viewName);
+
+ Assert.required(viewName, "viewName");
+
try {
- return (ViewDescriptor)bean;
+ return (ViewDescriptor) getApplicationContext().getBean(viewName,
ViewDescriptor.class);
}
- catch (ClassCastException e) {
- ClassCastException exp = new ClassCastException(bean.getClass() +
" is not a " + ViewDescriptor.class +
- " when looking up '" + viewName + "'");
- exp.setStackTrace(e.getStackTrace());
- throw exp;
+ catch (NoSuchBeanDefinitionException e) {
+ return null;
}
+
}
-}
\ No newline at end of file
+}
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