Port 169051c on master

Author: Stephane Landelle

api/src/main/java/org/asynchttpclient/multipart/MultipartBody.java

@@ -579,18 +579,20 @@ private long writeToTarget(WritableByteChannel target, ByteArrayOutputStream byt
  final SocketChannel channel = (SocketChannel) target;
  channel.register(selector, SelectionKey.OP_WRITE);
 
- while (written < byteWriter.size() && selector.select() != 0) {
+ while (written < byteWriter.size()) {
+ selector.select(1000);
+ maxSpin++;
  final Set<SelectionKey> selectedKeys = selector.selectedKeys();
 
  for (SelectionKey key : selectedKeys) {
  if (key.isWritable()) {
  written += target.write(message);
+ maxSpin = 0;
  }
  }
- }
-
- if (written < byteWriter.size()) {
- throw new IOException("Unable to write on channel " + target);
+ if (maxSpin >= 10) {
+ throw new IOException("Unable to write on channel " + target);
+ }
  }
  } finally {
  selector.close();