--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stress-tester/src/test/java/com/passus/st/HeadersGenerator.java	Fri Dec 01 13:18:12 2017 +0100
@@ -0,0 +1,42 @@
+package com.passus.st;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Iterator;
+import org.testng.annotations.Test;
+
+/**
+ *
+ * @author mikolaj.podbielski
+ */
+public class HeadersGenerator {
+
+    static Path PATH = Paths.get("src/test/resources/headers.txt");
+
+    public static void main(String[] args) throws Exception {
+        printHttpHeaders();
+        System.out.println("================");
+        printNcHttpDataUtils();
+    }
+
+    static String id(String s) {
+        return s.toUpperCase().replace('-', '_');
+    }
+
+    @Test
+    public static void printHttpHeaders() throws Exception {
+        Files.lines(PATH).forEach((l) -> System.out.format(
+                "public static final ByteStringImpl %s = createNew(\"%s\");\n\n", id(l), l));
+    }
+
+    @Test
+    public static void printNcHttpDataUtils() throws Exception {
+        int i = 0;
+        Iterator<String> it = Files.lines(PATH).iterator();
+        while (it.hasNext()) {
+            String l = it.next();
+            System.out.format("codeToHeader.put((byte) %d, HttpHeaders.%s);\n", ++i, id(l));
+        }
+    }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stress-tester/src/test/resources/headers.txt	Fri Dec 01 13:18:12 2017 +0100
@@ -0,0 +1,82 @@
+Accept
+Accept-Charset
+Accept-Encoding
+Accept-Language
+Accept-Ranges
+Access-Control-Allow-Credentials
+Access-Control-Allow-Headers
+Access-Control-Allow-Methods
+Access-Control-Allow-Origin
+Access-Control-Expose-Headers
+Access-Control-Max-Age
+Access-Control-Request-Headers
+Access-Control-Request-Method
+Age
+Allow
+Authorization
+Cache-Control
+Connection
+Content-Disposition
+Content-Encoding
+Content-Language
+Content-Length
+Content-Location
+Content-Range
+Content-Security-Policy
+Content-Security-Policy-Report-Only
+Content-Type
+Cookie
+Cookie2
+DNT
+Date
+ETag
+Expect
+Expires
+Forwarded
+From
+Host
+If-Match
+If-Modified-Since
+If-None-Match
+If-Range
+If-Unmodified-Since
+Keep-Alive
+Large-Allocation
+Last-Modified
+Location
+Origin
+P3P
+Pragma
+Proxy-Authenticate
+Proxy-Authorization
+Proxy-Connection
+Public-Key-Pins
+Public-Key-Pins-Report-Only
+Range
+Referer
+Referrer-Policy
+Retry-After
+Server
+Set-Cookie
+Set-Cookie2
+SourceMap
+Strict-Transport-Security
+TE
+Timing-Allow-Origin
+Tk
+Trailer
+Transfer-Encoding
+Upgrade-Insecure-Requests
+User-Agent
+Vary
+Via
+WWW-Authenticate
+Warning
+X-Content-Type-Options
+X-DNS-Prefetch-Control
+X-Forwarded-For
+X-Forwarded-Host
+X-Forwarded-Proto
+X-Frame-Options
+X-Requested-With
+X-XSS-Protection
\ No newline at end of file