How to download with retrofit in android java

Request logoutRequest ;. I try to pass data in PUT annotation but it gives me an error like method not allowed. Thank you for show us a good example. I mean, in what case I need just one or both. Thank you very much. It has extensive support for Java generics. It also provides support for converting third-party classes to JSON. Check the source code! How do I go about it? Expose; import com. List; import com. I got this type of Error. Error: java. ClassCastException: com.

LinkedTreeMap cannot be cast to com. Have fixed it. Besides, the full source code available for download works fine. So I manually apply double quotes to all the keys of the json response. What is the alternative for that? How did u manage to get double quotes on all the keys with out manually applying it?

Glad that your issues were resolved Ankit. If you want me to cover any topics feel free to comment below. Your email address will not be published. Download Retrofit Android Example Project. Shoot him queries. Follow Author. Comments hk says:.

April 9, at am. February 19, at pm. BarbosaHub says:. January 13, at am. May 9, at pm. Ubbjj says:. May 29, at am. Devu Mani says:. March 17, at pm. Anmol says:. To know the basics of Retrofit, visit this tutorial. We can pass the URL of the file we want to download. If we are downloading a file present in the resources we can do this:. Otherwise Retrofit would move the entire file into memory.

Using Streaming the bytes would be accessed currently without eating up the memory. When using Streaming you must add the code that writes the downloaded data, into a separate thread. Using the enqueue method we can start the request.

Inside it, we need to create an AsyncTask or use RxJava. This progress is for saving to disk please try to download a file greater than 5mb and just monitor….. Check concatMap operator fernandocejas. Alternatively, use a RandomAccessFile and write into the same file offset the request was made for.

You should use the DownloadManager for loading large content. So while the file is downloaded i show the pages in a reader. Add a comment. Active Oldest Votes. Here is a modification of the above linked example without using the lambda expression. The Retrofit 2 interface, the Streaming for downloading large files.

Improve this answer. This is for demonstration, the Retrofit instance can be moved to a global state. What is the best way to test this solution? It seems like tight coupling flatMap , chained operations , RxJava tightly integrated to Retrofit.

If anybody stumbles upon this response this is how i did it using retrofit in conjunction with Rx. Every downloaded file is cached, and any subsequent requests with the same url will return the already downloaded file.

In order to use this just subscribe to this observable and pass your url. This will save your file in downloads directory so make sure to ask for permissions if your app targets API 23 or greater. You will then use Retrofit to enqueue a. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to download a file with Retrofit2?

Ask Question. Asked 5 years, 11 months ago. Active 4 years, 8 months ago. Viewed 18k times. Community Bot 1 1 1 silver badge. Try to find out the line call which produces the NetworkOnMainThreadException and call it from another thread.