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diff --git a/base/runtime/org.argeo.eclipse.ui.rap/src/main/java/org/argeo/eclipse/ui/specific/DownloadServiceHandler.java b/base/runtime/org.argeo.eclipse.ui.rap/src/main/java/org/argeo/eclipse/ui/specific/DownloadServiceHandler.java
new file mode 100644
index 000000000..a8e2c345d
--- /dev/null
+++ b/base/runtime/org.argeo.eclipse.ui.rap/src/main/java/org/argeo/eclipse/ui/specific/DownloadServiceHandler.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2007-2012 Mathieu Baudier
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.eclipse.ui.specific;
+
+import java.io.IOException;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletResponse;
+
+import org.argeo.ArgeoException;
+import org.eclipse.rwt.RWT;
+import org.eclipse.rwt.service.IServiceHandler;
+
+public class DownloadServiceHandler implements IServiceHandler {
+
+	private FileProvider provider;
+
+	public DownloadServiceHandler(FileProvider provider) {
+		this.provider = provider;
+	}
+
+	public void service() throws IOException, ServletException {
+		// Which file to download?
+		String fileName = RWT.getRequest().getParameter("filename");
+		String fileId = RWT.getRequest().getParameter("fileid");
+
+		// Get the file content
+		byte[] download = provider.getByteArrayFileFromId(fileId);
+
+		// Send the file in the response
+		HttpServletResponse response = RWT.getResponse();
+		response.setContentType("application/octet-stream");
+		response.setContentLength(download.length);
+		String contentDisposition = "attachment; filename=\"" + fileName + "\"";
+		response.setHeader("Content-Disposition", contentDisposition);
+
+		// Various header fields that can be set to solve some issues with some
+		// old browsers.
+		// Unused.
+		// String contentType = "application/force-download; name=\"" + fileName
+		// + "\"";
+		// response.setContentType(contentType);
+		// response.setHeader("Content-Transfer-Encoding", "binary");
+		// response.setHeader("Pragma", "no-cache");
+		// response.setHeader("Cache-Control", "no-cache, must-revalidate");
+		// response.setHeader("Expires", "0");
+		// response.setHeader("Connection", "Keep-Alive");
+		// response.setHeader("Keep-Alive", "timeout=5, max=86");
+		// response.setHeader("transfer-Encoding", "chunked");
+
+		try {
+			response.getOutputStream().write(download);
+		} catch (IOException ioe) {
+			throw new ArgeoException("Error while writing the file " + fileName
+					+ " to the servlet response", ioe);
+		}
+	}
+}