Add simple healthcheck api

Author: Ifeanyi Kalu

src/main/java/com/github/tomakehurst/wiremock/client/HttpAdminClient.java

@@ -432,6 +432,11 @@ public GetGlobalSettingsResult getGlobalSettings() {
  adminRoutes.requestSpecForTask(GetGlobalSettingsTask.class), GetGlobalSettingsResult.class);
  }
 
+ @Override
+ public boolean isHealthy() {
+ return executeRequest(adminRoutes.requestSpecForTask(HealthCheckTask.class), Boolean.class);
+ }
+
  public int port() {
  return port;
  }

src/main/java/com/github/tomakehurst/wiremock/core/Admin.java

@@ -28,7 +28,7 @@
 import com.github.tomakehurst.wiremock.verification.*;
 import java.util.UUID;
 
-public interface Admin {
+public interface Admin extends HealthChecker {
 
  void addStubMapping(StubMapping stubMapping);
 

src/main/java/com/github/tomakehurst/wiremock/core/HealthChecker.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 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.core;
+
+public interface HealthChecker {
+ default boolean isHealthy() {
+ return true;
+ }
+}