test web server, return just random number

server/src/main/java/ServerMain.kt

@@ -27,10 +27,11 @@ val debugMemoryUrl = "/debug/memory"
 fun main(args: Array<String>) {
 
     val carServer = getCarServerThread()
-//    val webServer = getWebServerThread()
+    val webServer = getWebServerThread()
     val carsDestroy = getCarsDestroyThread()
     carServer.start()
     carsDestroy.start()
+    webServer.start()
 
     //CL user interface
     DebugClInterface().run()

server/src/main/java/web/server/Handler.kt

@@ -1,22 +1,32 @@
 package web.server
 
+import io.netty.buffer.Unpooled
+import io.netty.channel.ChannelFutureListener
 import io.netty.channel.ChannelHandlerContext
 import io.netty.channel.SimpleChannelInboundHandler
+import io.netty.handler.codec.http.*
+import io.netty.util.CharsetUtil
 
 /**
  * Created by user on 7/6/16.
  */
 class Handler : SimpleChannelInboundHandler<Any>() {
 
-    var content: StringBuilder = StringBuilder()
+    var contentBytes: ByteArray = ByteArray(0)
 
     override fun channelReadComplete(ctx: ChannelHandlerContext) {
 
-        content.setLength(0)
+        val response = DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, Unpooled.copiedBuffer("" + Math.random() * 10000, CharsetUtil.UTF_8))
+        response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes())
+        ctx.writeAndFlush(response).addListener(io.netty.channel.ChannelFutureListener.CLOSE);
     }
 
     override fun channelRead0(ctx: ChannelHandlerContext, msg: Any) {
-        println(msg)
+        if (msg is DefaultHttpContent) {
+            val contentsBytes = msg.content();
+            contentBytes = ByteArray(contentsBytes.capacity())
+            contentsBytes.readBytes(contentBytes)
+        }
     }