content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.camel.spring.boot.actuate.health;
  
  import java.io.PrintWriter;
  import java.io.StringWriter;
  import java.util.LinkedHashMap;
  import java.util.Map;
  import java.util.Set;
  import java.util.TreeMap;
  import org.apache.camel.health.HealthCheck;
  import org.springframework.boot.actuate.health.Health;
  
  final class CamelHealthHelper {
  
      private CamelHealthHelper() {
      }
  
      /**
       * Propagates details from the Camel Health {@link HealthCheck.Result} to the Spring Boot {@link Health.Builder}.
       *
       * @param builder
       *            The health check response builder
       * @param result
       *            The Camel health check result
       * @param exposureLevel
       *            The level at which to expose details from the health check result
       */
      public static void applyHealthDetail(Health.Builder builder, HealthCheck.Result result, String exposureLevel) {
          if (!exposureLevel.equals("oneline")) {
              HealthCheck check = result.getCheck();
              Set<String> metaKeys = check.getMetaData().keySet();
  
              final Map<String, String> data = new LinkedHashMap<>();
              result.getDetails().forEach((key, value) -> {
                  if (value != null) {
                      if (exposureLevel.equals("full")) {
                          data.put(key, value.toString());
                      } else {
                          // Filter health check metadata to have a less verbose output
                          if (!metaKeys.contains(key)) {
                              data.put(key, value.toString());
                          }
                      }
                  }
              });
  
              result.getError().ifPresent(error -> {
                  builder.withDetail("error.message", error.getMessage());
                  final StringWriter stackTraceWriter = new StringWriter();
                  try (final PrintWriter pw = new PrintWriter(stackTraceWriter, true)) {
                      error.printStackTrace(pw);
                      data.put("error.stacktrace", stackTraceWriter.toString());
                  }
              });
  
              if (!data.isEmpty()) {
                  String id = result.getCheck().getId() + ".data";
                  builder.withDetail(id, data);
              }
          }
      }
  
  }
  