Spring boot工具类静态属性注入及多环境配置详解

 private static final String PUBCHAT_HOST = "127.0.0.2";
// private static final String PUBCHAT_HOST = "PROD_MONGO_SERVER_IP";

private static String chat_username;

@Value("${mongo.config.username}")
 public void setChat_username(String chat_username) {
 MongoConfig.chat_username = chat_username;
 }

public static String getChat_username() {
 return chat_username;
 }

@ConfigurationProperties(prefix = "mongo.config")
public class MongoConfig {
 .....

import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

/**
 * Created by Administrator on 2018/4/4.
 */
@Component(value = "MongoConfig")
@ConfigurationProperties(prefix = "mongo.config")
public class MongoConfig {

 private static String chat_username;

 private static String chat_password ;

 private static String chat_host;

 private static int chat_port;

 private static String chat_dbname;

 private static String chat_collprefix;

 public static String getChat_username() {
 return chat_username;
 }

 @Value("${mongo.config.username}")
 public void setChat_username(String chat_username) {
 MongoConfig.chat_username = chat_username;
 }

 public static String getChat_password() {
 return chat_password;
 }

 @Value("${mongo.config.password}")
 public void setChat_password(String chat_password) {
 MongoConfig.chat_password = chat_password;
 }

 public static String getChat_host() {
 return chat_host;
 }

 @Value("${mongo.config.host}")
 public void setChat_host(String chat_host) {
 MongoConfig.chat_host = chat_host;
 }

 public static int getChat_port() {
 return chat_port;
 }

 @Value("${mongo.config.port}")
 public static void setChat_port(int chat_port) {
 MongoConfig.chat_port = chat_port;
 }

 public static String getChat_dbname() {
 return chat_dbname;
 }

 @Value("${mongo.config.dbname}")
 public void setChat_dbname(String chat_dbname) {
 MongoConfig.chat_dbname = chat_dbname;
 }

 public static String getChat_collprefix() {
 return chat_collprefix;
 }

 @Value("${mongo.config.collprefix}")
 public void setChat_collprefix(String chat_collprefix) {
 MongoConfig.chat_collprefix = chat_collprefix;
 }
}

spring:
 application:
 name: textml
 profiles:
 active: dev


---
spring:
 profiles: dev, default,test

mongo:
 config:
  username: "xxx"
  password: "xxx"
  host: "127.0.0.2"
  port: 10001
  dbname: "xxx"
  collprefix: "xxxx"

---
spring:
 profiles: prod
mongo:
 config:
  username: "xxx"
  password: "xxx"
  host: "xxxx"
  port: 10001
  dbname: "xxxx"
  collprefix: "xxx"

@SpringBootApplication(exclude = MongoAutoConfiguration.class)
public class Application {

 public static void main(String[] args) {
 SpringApplication.run(Application.class, args);
 System.out.println("--config value--username:" + MongoConfig.getChat_username());
 }
}