fix

src/main/java/com/mobvista/apptag/utils/GetPackageFromMongo.java

@@ -2,6 +2,7 @@ package com.mobvista.apptag.utils;
 
 import com.mongodb.MongoClient;
 import com.mongodb.MongoClientOptions;
+import com.mongodb.ReadPreference;
 import com.mongodb.ServerAddress;
 import com.mongodb.client.MongoCollection;
 import com.mongodb.client.MongoCursor;
@@ -26,7 +27,10 @@ public class GetPackageFromMongo {
         try {
             MongoClientOptions.Builder builder = new MongoClientOptions.Builder();
             //  build the connection options,set the max wait time in (ms)
-            builder.maxConnectionIdleTime(300000);
+            builder.readPreference(ReadPreference.primaryPreferred())
+                    .retryWrites(true)
+                    .maxConnectionIdleTime(6000)
+                    .sslEnabled(true);
             MongoClientOptions opts = builder.build();
 
             //  MongoCredential credential2 = MongoCredential.createCredential("username", "databasename",password2);