diff --git a/src/main/java/org/gcube/datatransfer/resolver/MultiReadHttpServletRequest.java b/src/main/java/org/gcube/datatransfer/resolver/MultiReadHttpServletRequest.java
deleted file mode 100644
index 9c264cd..0000000
--- a/src/main/java/org/gcube/datatransfer/resolver/MultiReadHttpServletRequest.java
+++ /dev/null
@@ -1,181 +0,0 @@
-///**
-// *
-// */
-//
-//package org.gcube.datatransfer.resolver;
-//
-//import java.io.BufferedReader;
-//import java.io.ByteArrayInputStream;
-//import java.io.IOException;
-//import java.io.InputStreamReader;
-//import java.util.Collections;
-//import java.util.Enumeration;
-//import java.util.Map;
-//import java.util.TreeMap;
-//
-//import javax.servlet.ServletInputStream;
-//import javax.servlet.http.HttpServletRequest;
-//import javax.servlet.http.HttpServletRequestWrapper;
-//
-//import org.apache.commons.io.IOUtils;
-//import org.apache.commons.io.output.ByteArrayOutputStream;
-//
-//
-///**
-// * The Class MultiReadHttpServletRequest.
-// *
-// * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
-// * Apr 26, 2016
-// */
-//public class MultiReadHttpServletRequest extends HttpServletRequestWrapper {
-//
-//	private ByteArrayOutputStream cachedBytes;
-//	private final Map<String, String[]> modifiableParameters;
-//	private Map<String, String[]> allParameters = null;
-//
-//	/**
-//	 * Instantiates a new multi read http servlet request.
-//	 *
-//	 * @param request the request
-//	 */
-//	public MultiReadHttpServletRequest(HttpServletRequest request) {
-//		super(request);
-//		modifiableParameters = new TreeMap<String, String[]>();
-//	}
-//
-//	/**
-//	 * Create a new request wrapper that will merge additional parameters into
-//	 * the request object without prematurely reading parameters from the
-//	 * original request.
-//	 *
-//	 * @param request
-//	 *            the request
-//	 * @param additionalParams
-//	 *            the additional params
-//	 */
-//	public MultiReadHttpServletRequest(
-//		final HttpServletRequest request,
-//		final Map<String, String[]> additionalParams) {
-//
-//		super(request);
-//		modifiableParameters = new TreeMap<String, String[]>();
-//		modifiableParameters.putAll(additionalParams);
-//	}
-//
-//	/* (non-Javadoc)
-//	 * @see javax.servlet.ServletRequestWrapper#getInputStream()
-//	 */
-//	@Override
-//	public ServletInputStream getInputStream() throws IOException {
-//
-//		if (cachedBytes == null)
-//			cacheInputStream();
-//		return new CachedServletInputStream();
-//	}
-//
-//	/* (non-Javadoc)
-//	 * @see javax.servlet.ServletRequestWrapper#getReader()
-//	 */
-//	@Override
-//	public BufferedReader getReader() throws IOException {
-//
-//		return new BufferedReader(new InputStreamReader(getInputStream()));
-//	}
-//
-//	/**
-//	 * Cache input stream.
-//	 *
-//	 * @throws IOException Signals that an I/O exception has occurred.
-//	 */
-//	private void cacheInputStream()
-//		throws IOException {
-//
-//		/*
-//		 * Cache the inputstream in order to read it multiple times. For
-//		 * convenience, I use apache.commons IOUtils
-//		 */
-//		cachedBytes = new ByteArrayOutputStream();
-//		IOUtils.copy(super.getInputStream(), cachedBytes);
-//	}
-//
-//	/* An inputstream which reads the cached request body */
-//	/**
-//	 * The Class CachedServletInputStream.
-//	 *
-//	 * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
-//	 * Apr 26, 2016
-//	 */
-//	public class CachedServletInputStream extends ServletInputStream {
-//
-//		private ByteArrayInputStream input;
-//
-//		/**
-//		 * Instantiates a new cached servlet input stream.
-//		 */
-//		public CachedServletInputStream() {
-//
-//			/* create a new input stream from the cached request body */
-//			input = new ByteArrayInputStream(cachedBytes.toByteArray());
-//		}
-//
-//		/* (non-Javadoc)
-//		 * @see java.io.InputStream#read()
-//		 */
-//		@Override
-//		public int read() throws IOException {
-//			return input.read();
-//		}
-//	}
-//
-//	/*
-//	 * (non-Javadoc)
-//	 * @see javax.servlet.ServletRequestWrapper#getParameter(java.lang.String)
-//	 */
-//	@Override
-//	public String getParameter(final String name) {
-//
-//		String[] strings = getParameterMap().get(name);
-//		if (strings != null) {
-//			return strings[0];
-//		}
-//		return super.getParameter(name);
-//	}
-//
-//	/*
-//	 * (non-Javadoc)
-//	 * @see javax.servlet.ServletRequestWrapper#getParameterMap()
-//	 */
-//	@Override
-//	public Map<String, String[]> getParameterMap() {
-//
-//		if (allParameters == null) {
-//			allParameters = new TreeMap<String, String[]>();
-//			allParameters.putAll(super.getParameterMap());
-//			allParameters.putAll(modifiableParameters);
-//		}
-//		// Return an unmodifiable collection because we need to uphold the
-//		// interface contract.
-//		return Collections.unmodifiableMap(allParameters);
-//	}
-//
-//	/*
-//	 * (non-Javadoc)
-//	 * @see javax.servlet.ServletRequestWrapper#getParameterNames()
-//	 */
-//	@Override
-//	public Enumeration<String> getParameterNames() {
-//
-//		return Collections.enumeration(getParameterMap().keySet());
-//	}
-//
-//	/*
-//	 * (non-Javadoc)
-//	 * @see
-//	 * javax.servlet.ServletRequestWrapper#getParameterValues(java.lang.String)
-//	 */
-//	@Override
-//	public String[] getParameterValues(final String name) {
-//
-//		return getParameterMap().get(name);
-//	}
-//}