alter language to kotlin

src/java/com/wasteinformationserver/website/basicrequest/GetRequest.kt

@@ -0,0 +1,38 @@
+package com.wasteinformationserver.website.basicrequest
+
+import com.sun.net.httpserver.HttpExchange
+import com.sun.net.httpserver.HttpHandler
+import java.io.IOException
+import java.util.*
+
+/**
+ * basic GET request handler
+ * reply function has to be implemented!
+ */
+abstract class GetRequest : HttpHandler {
+    @Throws(IOException::class)
+    override fun handle(httpExchange: HttpExchange) {
+        if (httpExchange.requestMethod == "GET") {
+            val query = httpExchange.requestURI.query
+            val params = HashMap<String, String>()
+            val res = query.split("&".toRegex()).toTypedArray()
+            for (str in res) {
+                val values = str.split("=".toRegex()).toTypedArray()
+                params[values[0]] = values[1]
+            }
+            val response = myrequest(params)
+            val h = httpExchange.responseHeaders
+            h["Content-Type"] = "application/json"
+            httpExchange.sendResponseHeaders(200, 0)
+            val os = httpExchange.responseBody
+            os.write(response.toByteArray())
+            os.close()
+        }
+    }
+
+    /**
+     * @param params received get params from com.wasteinformationserver.website
+     * @return json reply to com.wasteinformationserver.website
+     */
+    abstract fun myrequest(params: HashMap<String, String>?): String
+}