Refactored process management, implemented process restart.

rapidoid-commons/src/main/java/org/rapidoid/group/AbstractManageable.java

@@ -0,0 +1,11 @@
+package org.rapidoid.group;
+
+import org.rapidoid.RapidoidThing;
+import org.rapidoid.annotation.Authors;
+import org.rapidoid.annotation.Since;
+
+@Authors("Nikolche Mihajlovski")
+@Since("5.3.0")
+public abstract class AbstractManageable extends RapidoidThing implements Manageable {
+
+}

rapidoid-commons/src/main/java/org/rapidoid/group/GroupOf.java

@@ -99,6 +99,22 @@ public E get(int index) {
 		return items.get(index);
 	}
 
+	public E get(String id) {
+		E item = find(id);
+		U.must(item != null, "Cannot find item with id='%s'!", id);
+		return item;
+	}
+
+	public E find(String id) {
+		U.notNull(id, "id");
+
+		for (E item : items) {
+			if (U.eq(id, item.id())) return item;
+		}
+
+		return null;
+	}
+
 	public E remove(int index) {
 		return items.remove(index);
 	}
@@ -160,11 +176,4 @@ public int hashCode() {
 		return result;
 	}
 
-	public E find(String id) {
-		for (E item : items) {
-			if (U.eq(item.id(), id)) return item;
-		}
-		return null;
-	}
-
 }

rapidoid-commons/src/main/java/org/rapidoid/process/Proc.java

@@ -46,6 +46,10 @@ public static ProcessParams group(Processes group) {
 		return new ProcessParams().group(group);
 	}
 
+	public static ProcessParams id(String id) {
+		return new ProcessParams().id(id);
+	}
+
 	public ProcessParams printingOutput(boolean printingOutput) {
 		return new ProcessParams().printingOutput(printingOutput);
 	}