Vert.x 中实现全局数据共享,如环境参数等。
共享数据存入/更新
SharedData sharedData = vertx.sharedData();
LocalMap<String, Object> localMap = sharedData.getLocalMap("demo");
localMap.put("env", env);
localMap.put("envConfig", envConfig);
共享数据读取
SharedData sharedData = vertx.sharedData();
LocalMap<String, Object> localMap = sharedData.getLocalMap("demo");
JsonObject envConfig = (JsonObject) localMap.get("envConfig");
http://blog.xqlee.com/article/2408151415353163.html