diff --git a/package-lock.json b/package-lock.json
index 948433c..78ab0a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,13 +8,13 @@
       "name": "open-abap-rap",
       "version": "1.0.0",
       "dependencies": {
-        "@abaplint/cli": "^2.113.143"
+        "@abaplint/cli": "^2.113.146"
       }
     },
     "node_modules/@abaplint/cli": {
-      "version": "2.113.143",
-      "resolved": "https://registry.npmjs.org/@abaplint/cli/-/cli-2.113.143.tgz",
-      "integrity": "sha512-mEQtN1Mv/RBxxbY3bcoafH2Z1SEB6CCHJEvBH4f/j0OsenCd6DtoCyeINfWBfXWlYPM/tlqdgTCpAbFaOQRrPA==",
+      "version": "2.113.146",
+      "resolved": "https://registry.npmjs.org/@abaplint/cli/-/cli-2.113.146.tgz",
+      "integrity": "sha512-rxN0xuixbqGp2s5MT/5dpvj2QvZD2AILhCKwS6OPnXIShDuctA1tqkpx38rTv3PC21G5paFDJxqIR+4fqcjd5Q==",
       "license": "MIT",
       "bin": {
         "abaplint": "abaplint"
diff --git a/package.json b/package.json
index fdb9150..3c2c77f 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,6 @@
   "author": "",
   "license": "",
   "dependencies": {
-    "@abaplint/cli": "^2.113.143"
+    "@abaplint/cli": "^2.113.146"
   }
 }
diff --git a/src/cl_abap_behavior_handler.clas.abap b/src/cl_abap_behavior_handler.clas.abap
index 1835f57..e643de5 100644
--- a/src/cl_abap_behavior_handler.clas.abap
+++ b/src/cl_abap_behavior_handler.clas.abap
@@ -1,7 +1,4 @@
-CLASS cl_abap_behavior_handler DEFINITION
-  PUBLIC
-  INHERITING FROM cl_abap_behv
-  CREATE PUBLIC.
+CLASS cl_abap_behavior_handler DEFINITION PUBLIC INHERITING FROM cl_abap_behv CREATE PUBLIC.
 
   PUBLIC SECTION.
 
diff --git a/src/cl_abap_behavior_saver.clas.abap b/src/cl_abap_behavior_saver.clas.abap
index 860917e..d022369 100644
--- a/src/cl_abap_behavior_saver.clas.abap
+++ b/src/cl_abap_behavior_saver.clas.abap
@@ -1,7 +1,73 @@
-CLASS cl_abap_behavior_saver DEFINITION PUBLIC.
+CLASS cl_abap_behavior_saver DEFINITION PUBLIC INHERITING FROM cl_abap_behv CREATE PROTECTED.
+
   PUBLIC SECTION.
+    DATA in_phase TYPE if_abap_behv=>t_phase READ-ONLY.
+
+  PROTECTED SECTION.
+    METHODS finalize
+      CHANGING
+        failed   TYPE data
+        reported TYPE data.
+
+    METHODS check_before_save
+      CHANGING
+        failed   TYPE data
+        reported TYPE data.
+
+    METHODS adjust_numbers
+      CHANGING
+        mapped   TYPE data
+        reported TYPE data OPTIONAL
+        failed   TYPE data OPTIONAL.
+
+    METHODS save
+      CHANGING
+        reported TYPE data OPTIONAL
+        failed   TYPE data OPTIONAL.
+
+    METHODS cleanup.
+
+    METHODS cleanup_finalize.
+
+    METHODS save_modified
+      IMPORTING
+        create   TYPE data
+        update   TYPE data
+        delete   TYPE data
+      CHANGING
+        reported TYPE data OPTIONAL
+        failed   TYPE data OPTIONAL.
+
+    METHODS map_messages
+      CHANGING
+        reported TYPE data.
+
 ENDCLASS.
 
 CLASS cl_abap_behavior_saver IMPLEMENTATION.
+  METHOD finalize.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD check_before_save.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD adjust_numbers.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD save.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD cleanup.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD cleanup_finalize.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD save_modified.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+  METHOD map_messages.
+    RETURN. " todo, implement method
+  ENDMETHOD.
 
 ENDCLASS.
\ No newline at end of file