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Extension points can be now sorted.

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git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@30071 71c3de6d-444a-0410-be80-ed276b4c234a
This commit is contained in:
kohsuke committed 2010-04-15 00:24:55 +00:00
1 parent 6253fb1b24
commit 000a7c33b1
8 files changed
+212 -59
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core/src/main/java/hudson/ExtensionFinder.java
+18 -4
View File
@@ -27,7 +27,10 @@ import net.java.sezpoz.Index;
import net.java.sezpoz.IndexItem;
import hudson.model.Hudson;
import hudson.model.Descriptor;
import org.kohsuke.accmod.Restricted;
import org.kohsuke.accmod.restrictions.NoExternalUse;
import java.util.Collections;
import java.util.logging.Logger;
import java.util.logging.Level;
import java.util.List;
@@ -52,6 +55,15 @@ import java.lang.reflect.Method;
* @since 1.286
*/
public abstract class ExtensionFinder implements ExtensionPoint {
/**
* @deprecated as of 1.356
* Use and implement {@link #find(Class, Hudson)} that allows us to put some metadata.
*/
@Restricted(NoExternalUse.class)
public <T> Collection<T> findExtensions(Class<T> type, Hudson hudson) {
return Collections.emptyList();
}
/**
* Discover extensions of the given type.
*
@@ -67,8 +79,10 @@ public abstract class ExtensionFinder implements ExtensionPoint {
* Hudson whose behalf this extension finder is performing lookup.
* @return
* Can be empty but never null.
* @since 1.356
* Older implementations provide {@link #findExtensions(Class, Hudson)}
*/
public abstract <T> Collection<T> findExtensions(Class<T> type, Hudson hudson);
public abstract <T> Collection<ExtensionComponent<T>> find(Class<T> type, Hudson hudson);
/**
* The default implementation that looks for the {@link Extension} marker.
@@ -78,8 +92,8 @@ public abstract class ExtensionFinder implements ExtensionPoint {
*/
@Extension
public static final class Sezpoz extends ExtensionFinder {
public <T> Collection<T> findExtensions(Class<T> type, Hudson hudson) {
List<T> result = new ArrayList<T>();
public <T> Collection<ExtensionComponent<T>> find(Class<T> type, Hudson hudson) {
List<ExtensionComponent<T>> result = new ArrayList<ExtensionComponent<T>>();
ClassLoader cl = hudson.getPluginManager().uberClassLoader;
for (IndexItem<Extension,Object> item : Index.load(Extension.class, Object.class, cl)) {
@@ -100,7 +114,7 @@ public abstract class ExtensionFinder implements ExtensionPoint {
if(type.isAssignableFrom(extType)) {
Object instance = item.instance();
if(instance!=null)
result.add(type.cast(instance));
result.add(new ExtensionComponent<T>(type.cast(instance),item.annotation()));
}
} catch (InstantiationException e) {
LOGGER.log(Level.WARNING, "Failed to load "+item.className(),e);