springboot配置mongodb配置ip地址了连接超时，托日志发现一直链接的是localhost，去官网了解了一波，原来默认配置使用的是localhost请求mongodb，重写连接mongo配置文件
@Component public class MongoClass { @Value("${host}") private String host; @Value("${port}") private String port; @Value("${userdatabase}") private String userdatabase; @Value("${usename}") private String usename; @Value("${password}") private String password; @Bean @ConditionalOnMissingBean(MongoClient.class) public MongoClient getMongodbClients() { List<ServerAddress> addresses = new ArrayList<ServerAddress>(); String[] hosts = host.split(";"); if (hosts == null || hosts.length < 1) { return null; } for (int i = 0; i < hosts.length; i++) { System.out.println("hosts==================" + hosts[i]); int portNum = Integer.parseInt(port); ServerAddress address = new ServerAddress(hosts[i], portNum); addresses.add(address); } MongoCredential credential = null; if (StringUtils.isNotEmpty(usename) && StringUtils.isNotEmpty(password)) { // credential = MongoCredential.createMongoCRCredential(usename, userdatabase, password.toCharArray()); credential = MongoCredential.createCredential(usename, userdatabase, password.toCharArray()); MongoClient client = new MongoClient(addresses, Arrays.asList(credential)); return client; } MongoClient client = new MongoClient(addresses); return client; } }