Restored old edit method to keep 2.x client compatible with 3.x

src/main/java/com/github/tomakehurst/wiremock/admin/AdminRoutes.java

@@ -59,6 +59,11 @@ private void initDefaultRoutes(Router router) {
     router.add(POST, "/mappings", new CreateStubMappingTask());
     router.add(DELETE, "/mappings", new ResetStubMappingsTask());
 
+    router.add(
+        POST,
+        "/mappings/edit",
+        new OldEditStubMappingTask()); // Deprecated but kept so that 2.x client will still be
+    // compatible
     router.add(POST, "/mappings/save", new SaveMappingsTask());
     router.add(POST, "/mappings/reset", new ResetToDefaultMappingsTask());
     router.add(GET, "/mappings/{id}", new GetStubMappingTask());

src/main/java/com/github/tomakehurst/wiremock/admin/tasks/OldEditStubMappingTask.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013-2023 Thomas Akehurst
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.github.tomakehurst.wiremock.admin.tasks;
+
+import com.github.tomakehurst.wiremock.admin.AdminTask;
+import com.github.tomakehurst.wiremock.common.url.PathParams;
+import com.github.tomakehurst.wiremock.core.Admin;
+import com.github.tomakehurst.wiremock.http.ResponseDefinition;
+import com.github.tomakehurst.wiremock.stubbing.ServeEvent;
+import com.github.tomakehurst.wiremock.stubbing.StubMapping;
+
+public class OldEditStubMappingTask implements AdminTask {
+
+  @Override
+  public ResponseDefinition execute(Admin admin, ServeEvent serveEvent, PathParams pathParams) {
+    StubMapping stubMapping = StubMapping.buildFrom(serveEvent.getRequest().getBodyAsString());
+    admin.editStubMapping(stubMapping);
+    return ResponseDefinition.noContent();
+  }
+}