#306: remove unused imports and internal variables from JsonRpcServer

Removed @SuppressWarnings from top-level place on top of the class.
Currently only two handle() methods are shown as unused,
but these are public API methods, which meant to be called by the clients.


Signed-off-by: cyb3r4nt <[email protected]>

Author: cyb3r4nt

src/main/java/com/googlecode/jsonrpc4j/JsonRpcServer.java

@@ -13,18 +13,14 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.util.zip.GZIPInputStream;
-import java.util.zip.GZIPOutputStream;
 
 /**
  * A JSON-RPC request server reads JSON-RPC requests from an input stream and writes responses to an output stream.
  * Supports handler and servlet requests.
  */
-@SuppressWarnings("unused")
 public class JsonRpcServer extends JsonRpcBasicServer {
 	private static final Logger logger = LoggerFactory.getLogger(JsonRpcServer.class);
 
-	private static final String GZIP = "gzip";
 	private String contentType = JSONRPC_CONTENT_TYPE;
 
 	/**
@@ -162,7 +158,6 @@ private void handleCommon(CommonHttpServletRequest request, CommonHttpServletRes
 	}
 
 	private int resolveHttpStatusCode(int result) {
-		int httpStatusCode;
 		if (this.httpStatusCodeProvider != null) {
 			return this.httpStatusCodeProvider.getHttpStatusCode(result);
 		} else {