content: /*
   * Copyright 1999-2018 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.client.config.utils;
  
  import com.alibaba.nacos.client.utils.LogUtils;
  import org.slf4j.Logger;
  
  /**
   * Get jvm config
   *
   * @author Nacos
   */
  @SuppressWarnings("PMD.ClassNamingShouldBeCamelRule")
  public class JVMUtil {
  
      /**
       * whether is multi instance
       *
       * @return whether multi
       */
      public static Boolean isMultiInstance() {
          return isMultiInstance;
      }
  
      private static Boolean isMultiInstance = false;
      private static final String TRUE = "true";
      private static final Logger LOGGER = LogUtils.logger(JVMUtil.class);
  
      static {
          String multiDeploy = System.getProperty("isMultiInstance", "false");
          if (TRUE.equals(multiDeploy)) {
              isMultiInstance = true;
          }
          LOGGER.info("isMultiInstance:{}", isMultiInstance);
      }
  }
  