IDEMPIERE-6000 Reset AD_SysConfig cache automatically when configured (#2196)

* IDEMPIERE-6000 Reset AD_SysConfig cache automatically when configured

* - better comment

org.adempiere.base/src/org/compiere/model/MSysConfig.java

@@ -24,8 +24,10 @@ import java.util.Date;
 import java.util.Properties;
 import java.util.logging.Level;
 
+import org.compiere.Adempiere;
 import org.compiere.util.CCache;
 import org.compiere.util.CLogger;
+import org.compiere.util.CacheMgt;
 import org.compiere.util.DB;
 import org.compiere.util.DisplayType;
 import org.compiere.util.Util;
@@ -44,7 +46,7 @@ public class MSysConfig extends X_AD_SysConfig
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 4879268878721712444L;
+	private static final long serialVersionUID = -4149262106340017798L;
 
 	/** Constant for Predefine System Configuration Names (in alphabetical order) */
 	
@@ -904,4 +906,17 @@ public class MSysConfig extends X_AD_SysConfig
 			+"]";
 	}
 
+	@Override
+	protected boolean afterSave(boolean newRecord, boolean success) {
+		if (success && newRecord && ! getName().endsWith("_NOCACHE")) {
+			// Clear cache of AD_SysConfig
+			// This is to clear the cache of AD_SysConfig when creating a new record
+			// the reset cache is being called on PO when a record is changed or deleted, but not on new
+			// NOTE also that reset the specific ID doesn't work because the MSysConfig cache holds a
+			//   String type, and CCache.reset(int) just call reset when the key is not an Integer
+			Adempiere.getThreadPoolExecutor().submit(() -> CacheMgt.get().reset(Table_Name));
+		}
+		return success;
+	}
+
 }	//	MSysConfig;