Move PerHostConnectionPoolPartitioning inside ConnectionPoolPartitioning, close AsyncHttpClient#737

Author: Stephane Landelle

api/src/main/java/org/asynchttpclient/ConnectionPoolPartitioning.java

@@ -16,8 +16,20 @@
 package org.asynchttpclient;
 
 import org.asynchttpclient.uri.Uri;
+import org.asynchttpclient.util.AsyncHttpProviderUtils;
 
 public interface ConnectionPoolPartitioning {
 
     String getPartitionId(Uri uri, ProxyServer proxy);
+
+    public enum PerHostConnectionPoolPartitioning implements ConnectionPoolPartitioning {
+
+        INSTANCE;
+
+        @Override
+        public String getPartitionId(Uri uri, ProxyServer proxyServer) {
+            String serverPart = AsyncHttpProviderUtils.getBaseUrl(uri);
+            return proxyServer != null ? proxyServer.getUrl() + serverPart : serverPart;
+        }
+    }
 }

api/src/main/java/org/asynchttpclient/PerHostConnectionPoolPartitioning.java

@@ -66,7 +66,7 @@ private static final class RequestImpl implements Request {
         private int requestTimeoutInMs;
         private long rangeOffset;
         public String charset;
-        private ConnectionPoolPartitioning connectionPoolPartitioning = PerHostConnectionPoolPartitioning.INSTANCE;
+        private ConnectionPoolPartitioning connectionPoolPartitioning = ConnectionPoolPartitioning.PerHostConnectionPoolPartitioning.INSTANCE;
         private List<Param> queryParams;
 
         public RequestImpl() {