Android異步網絡和圖片加載庫：ion

ion是的一個Android異步網絡和圖片加載庫。

特性

• 異步下載：
  • Images into ImageViews or Bitmaps (animated GIFs supported too)
  • JSON (via Gson)
  • Strings
  • Files
  • Java types using Gson
• 專為Android設計，易于使有的 Fluent API 
  
  • Automatically cancels operations when the calling Activity finishes
  • Manages invocation back onto the UI thread
  • All operations return a Future and can be cancelled
• HTTP POST/PUT:
  • text/plain
  • application/json - both JsonObject and POJO
  • application/x-www-form-urlencoded
  • multipart/form-data
• Transparent usage of HTTP features and optimizations:
  • Caching
  • Gzip/Deflate Compression
  • Connection pooling/reuse via HTTP Connection: keep-alive
  • Uses the best/stablest connection from a server if it has multiple IP addresses
  • Cookies
• View received headers
• Grouping and cancellation of requests
• Download progress callbacks
• Supports file:/, http(s):/, and content:/ URIs
• Request level logging and profiling
• Support for proxy servers like Charles Proxy to do request analysis
• Based on NIO and AndroidAsync
• Ability to use self signed SSL certificates

Ion.with(context)
.load("http://example.com/really-big-file.zip")
// have a ProgressBar get updated automatically with the percent
.progressBar(progressBar)
// and a ProgressDialog
.progressDialog(progressDialog)
// can also use a custom callback
.progress(new ProgressCallback() {@Override
   public void onProgress(int downloaded, int total) {
       System.out.println("" + downloaded + " / " + total);
   }
})
.write(new File("/sdcard/really-big-file.zip"))
.setCallback(new FutureCallback<File>() {
   @Override
    public void onCompleted(Exception e, File file) {
        // download done...
        // do stuff with the File or error
    }
});

項目主頁：http://www.baiduhome.net/lib/view/home/1409192622275