content: /*
   * Copyright 1999-2023 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.nacos.lock.monitor;
  
  import com.alibaba.nacos.api.lock.remote.LockOperationEnum;
  import com.alibaba.nacos.core.monitor.NacosMeterRegistryCenter;
  import io.micrometer.core.instrument.ImmutableTag;
  import io.micrometer.core.instrument.Tag;
  import io.micrometer.core.instrument.Timer;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.concurrent.atomic.AtomicInteger;
  
  /**
   * MetricsMonitor.
   * @author goumang.zh@alibaba-inc.com
   */
  public class LockMetricsMonitor {
      
      private static final String METER_REGISTRY = NacosMeterRegistryCenter.LOCK_STABLE_REGISTRY;
      
      private static AtomicInteger grpcLockSuccess = new AtomicInteger();
      
      private static AtomicInteger grpcUnLockSuccess = new AtomicInteger();
      
      private static AtomicInteger grpcLockTotal = new AtomicInteger();
      
      private static AtomicInteger grpcUnLockTotal = new AtomicInteger();
      
      private static AtomicInteger aliveLockCount = new AtomicInteger();
      
      static {
          ImmutableTag immutableTag = new ImmutableTag("module", "lock");
          List<Tag> tags = new ArrayList<>();
          tags.add(immutableTag);
          tags.add(new ImmutableTag("name", "grpcLockTotal"));
          NacosMeterRegistryCenter.gauge(METER_REGISTRY, "nacos_monitor", tags, grpcLockTotal);
          
          tags = new ArrayList<>();
          tags.add(immutableTag);
          tags.add(new ImmutableTag("name", "grpcLockSuccess"));
          NacosMeterRegistryCenter.gauge(METER_REGISTRY, "nacos_monitor", tags, grpcLockSuccess);
          
          tags = new ArrayList<>();
          tags.add(immutableTag);
          tags.add(new ImmutableTag("name", "grpcUnLockTotal"));
          NacosMeterRegistryCenter.gauge(METER_REGISTRY, "nacos_monitor", tags, grpcUnLockTotal);
          
          tags = new ArrayList<>();
          tags.add(immutableTag);
          tags.add(new ImmutableTag("name", "grpcUnLockSuccess"));
          NacosMeterRegistryCenter.gauge(METER_REGISTRY, "nacos_monitor", tags, grpcUnLockSuccess);
          
          tags = new ArrayList<>();
          tags.add(immutableTag);
          tags.add(new ImmutableTag("name", "aliveLockCount"));
          NacosMeterRegistryCenter.gauge(METER_REGISTRY, "nacos_monitor", tags, aliveLockCount);
      }
      
      public static AtomicInteger getGrpcLockSuccess() {
          return grpcLockSuccess;
      }
      
      public static AtomicInteger getGrpcUnLockSuccess() {
          return grpcUnLockSuccess;
      }
      
      public static AtomicInteger getGrpcLockTotal() {
          return grpcLockTotal;
      }
      
      public static AtomicInteger getGrpcUnLockTotal() {
          return grpcUnLockTotal;
      }
      
      public static Timer getLockHandlerTimer() {
          return NacosMeterRegistryCenter
                  .timer(METER_REGISTRY, "nacos_timer", "module", "lock", "name", "lockHandlerRt");
      }
      
      public static AtomicInteger getSuccessMeter(LockOperationEnum lockOperationEnum) {
          if (lockOperationEnum == LockOperationEnum.ACQUIRE) {
              return grpcLockSuccess;
          } else {
              return grpcUnLockSuccess;
          }
      }
      
      public static AtomicInteger getTotalMeter(LockOperationEnum lockOperationEnum) {
          if (lockOperationEnum == LockOperationEnum.ACQUIRE) {
              return grpcLockTotal;
          } else {
              return grpcUnLockTotal;
          }
      }
  }
  