Merge pull request #1499 from stianst/master

KEYCLOAK-1542

model/api/src/main/java/org/keycloak/models/KeycloakSessionFactory.java

@@ -18,6 +18,8 @@ public interface KeycloakSessionFactory extends ProviderEventManager {
     <T extends Provider> ProviderFactory<T> getProviderFactory(Class<T> clazz, String id);
 
     List<ProviderFactory> getProviderFactories(Class<? extends Provider> clazz);
+    
+    long getServerStartupTimestamp();
 
     void close();
 }

model/api/src/main/java/org/keycloak/provider/ServerInfoAwareProviderFactory.java

@@ -0,0 +1,20 @@
+package org.keycloak.provider;
+
+import java.util.Map;
+
+/**
+ * Marker interface for ProviderFactory of Provider which wants to show some info on "Server Info" page in Admin console.
+ * 
+ * @author Vlastimil Elias (velias at redhat dot com)
+ */
+public interface ServerInfoAwareProviderFactory<T extends Provider> extends ProviderFactory<T> {
+
+    /**
+     * Get operational info about given provider. This info contains informations about providers configuration and operational conditions (eg. errors in connection to remote systems etc) which is
+     * shown on "Server Info" page.
+     * 
+     * @return Map with keys describing value and relevant values itself
+     */
+    public Map<String, String> getOperationalInfo();
+
+}