Issue a warning when RequestCompression is enabled, see AsyncHttpClient#93

Author: Stephane Landelle

src/main/java/com/ning/http/client/providers/netty/NettyAsyncHttpProvider.java

@@ -85,7 +85,6 @@
 import org.jboss.netty.handler.codec.http.HttpChunk;
 import org.jboss.netty.handler.codec.http.HttpChunkTrailer;
 import org.jboss.netty.handler.codec.http.HttpClientCodec;
-import org.jboss.netty.handler.codec.http.HttpContentCompressor;
 import org.jboss.netty.handler.codec.http.HttpContentDecompressor;
 import org.jboss.netty.handler.codec.http.HttpHeaders;
 import org.jboss.netty.handler.codec.http.HttpMethod;
@@ -159,6 +158,8 @@
 
 public class NettyAsyncHttpProvider extends SimpleChannelUpstreamHandler implements AsyncHttpProvider {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(NettyAsyncHttpProvider.class);
+
     public static final String GZIP_DEFLATE = HttpHeaders.Values.GZIP + "," + HttpHeaders.Values.DEFLATE;
 
     public static final IOException REMOTELY_CLOSED_EXCEPTION = new IOException("Remotely Closed");
@@ -224,6 +225,10 @@ public NettyAsyncHttpProvider(AsyncHttpClientConfig config) {
             asyncHttpProviderConfig = new NettyAsyncHttpProviderConfig();
         }
 
+        if (config.getRequestCompressionLevel() > 0) {
+            LOGGER.warn("Request was enabled but Netty actually doesn't support this feature");
+        }
+
         if (asyncHttpProviderConfig.getProperty(USE_BLOCKING_IO) != null) {
             socketChannelFactory = new OioClientSocketChannelFactory(config.executorService());
             this.allowReleaseSocketChannelFactory = true;
@@ -305,10 +310,6 @@ public ChannelPipeline getPipeline() throws Exception {
 
                 pipeline.addLast(HTTP_HANDLER, createHttpClientCodec());
 
-                if (config.getRequestCompressionLevel() > 0) {
-                    pipeline.addLast("deflater", new HttpContentCompressor(config.getRequestCompressionLevel()));
-                }
-
                 if (config.isCompressionEnabled()) {
                     pipeline.addLast("inflater", new HttpContentDecompressor());
                 }