优化

src/main/java/com/cemarose/mongodb/config/MongoConfig.java

 package com.cemarose.mongodb.config;
 
 import com.mongodb.*;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.beans.factory.parsing.Location;
+import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.data.mongodb.MongoDbFactory;
 import org.springframework.data.mongodb.core.MongoTemplate;
 import org.springframework.data.mongodb.core.SimpleMongoDbFactory;
 import org.springframework.stereotype.Component;
-
 @Component
+@ConfigurationProperties(prefix = "spring.data.mongodb")
 public class MongoConfig {
-
+    private String host;
+    private Integer port;
+    private String uri;
 
     /**
      * 初始化mongodb客户端
@@ -17,7 +23,7 @@ public class MongoConfig {
      */
     @Bean
     public MongoClient client() {
-        return new MongoClient(new ServerAddress("127.0.0.1", 27017));
+        return new MongoClient(new ServerAddress(host, port));
     }
 
     /**
@@ -27,7 +33,7 @@ public class MongoConfig {
      */
     @Bean
     public MongoDbFactory mongoDbFactory() throws Exception{
-        String database = new MongoClientURI("mongodb://localhost/dbtest").getDatabase();
+        String database = new MongoClientURI(uri).getDatabase();
         return new SimpleMongoDbFactory(client(), database);
     }
 
@@ -41,13 +47,25 @@ public class MongoConfig {
         return new MongoTemplate(mongoDbFactory);
     }
 
-    /**
-     * test
-     */
-    public void example(MongoDbFactory mongoDbFactory) {
-        DB db = mongoDbFactory.getDb();
-        DBCollection collection = db.getCollection("users");
 
+    //getter and setter
+    public String getHost() {
+        return host;
+    }
+    public void setHost(String host) {
+        this.host = host;
+    }
+    public Integer getPort() {
+        return port;
+    }
+    public void setPort(Integer port) {
+        this.port = port;
+    }
+    public String getUri() {
+        return uri;
+    }
+    public void setUri(String uri) {
+        this.uri = uri;
     }
 
 }