X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.util%2Fsrc%2Forg%2Fargeo%2Futil%2Fregister%2FComponentRegister.java;h=d78b6badbeb2dea14b6ea9103dc1760b71a0ea50;hb=3c1cdc594d954520b14646102b366290bdad58c7;hp=eb8acba02bcaeb97314b7f8872b43c2a20e63419;hpb=7974745f1de448353bf47012b5df36b451dce2fa;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.util/src/org/argeo/util/register/ComponentRegister.java b/org.argeo.util/src/org/argeo/util/register/ComponentRegister.java
index eb8acba02..d78b6badb 100644
--- a/org.argeo.util/src/org/argeo/util/register/ComponentRegister.java
+++ b/org.argeo.util/src/org/argeo/util/register/ComponentRegister.java
@@ -1,14 +1,38 @@
 package org.argeo.util.register;
 
 import java.util.Map;
-import java.util.function.Consumer;
+import java.util.SortedSet;
 import java.util.function.Predicate;
 
-public interface ComponentRegister extends Consumer<Component<?>> {
-	<T> Component<? extends T> find(Class<T> clss, Predicate<Map<String, Object>> filter);
+/** A register of components which can coordinate their activation. */
+public interface ComponentRegister {
+	long register(Component<?> component);
+
+	<T> SortedSet<Component<? extends T>> find(Class<T> clss, Predicate<Map<String, Object>> filter);
+
+	default <T> Component.PublishedType<T> getSingleton(Class<T> type) {
+		SortedSet<Component<? extends T>> found = find(type, null);
+		if (found.size() == 0)
+			throw new IllegalStateException("No component found for " + type);
+		return found.first().getType(type);
+	}
+
+	default <T> T getObject(Class<T> clss) {
+		SortedSet<Component<? extends T>> found = find(clss, null);
+		if (found.size() == 0)
+			return null;
+		return found.first().get();
+	}
 
 	Component<?> get(Object instance);
 
+//	default <T> PublishedType<T> getType(Class<T> clss) {
+//		SortedSet<Component<? extends T>> components = find(clss, null);
+//		if (components.size() == 0)
+//			return null;
+//		return components.first().getType(clss);
+//	}
+
 	void activate();
 
 	void deactivate();