Added ModelBindCheckMiddleware, moved SerializedResponseTransformer t…

…o http-router, incremented dependency versions

pom.xml

@@ -45,11 +45,13 @@
             <groupId>org.javawebstack</groupId>
             <artifactId>orm</artifactId>
             <version>1.0.2</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.javawebstack</groupId>
             <artifactId>http-server</artifactId>
             <version>1.0.2</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>

src/main/java/org/javawebstack/webutils/middleware/ModelBindCheckMiddleware.java

@@ -0,0 +1,33 @@
+package org.javawebstack.webutils.middleware;
+
+import org.javawebstack.httpserver.Exchange;
+import org.javawebstack.httpserver.handler.RequestHandler;
+
+import java.util.function.BiFunction;
+
+public class ModelBindCheckMiddleware implements RequestHandler {
+
+    private final BiFunction<Exchange, String, Object> handler;
+
+    public ModelBindCheckMiddleware() {
+        this(ModelBindCheckMiddleware::defaultHandler);
+    }
+
+    public ModelBindCheckMiddleware(BiFunction<Exchange, String, Object> handler) {
+        this.handler = handler;
+    }
+
+    public Object handle(Exchange exchange) {
+        for (String key : exchange.getPathVariables().keySet()) {
+            if (exchange.getPathVariables().get(key) == null)
+                return handler.apply(exchange, key);
+        }
+        return null;
+    }
+
+    private static Object defaultHandler(Exchange exchange, String key) {
+        exchange.status(404);
+        return "Not Found";
+    }
+
+}

src/main/java/org/javawebstack/webutils/middlewares/RateLimitMiddleware.java → src/main/java/org/javawebstack/webutils/middleware/RateLimitMiddleware.java

@@ -1,9 +1,8 @@
-package org.javawebstack.webutils.middlewares;
+package org.javawebstack.webutils.middleware;
 
 import org.javawebstack.httpserver.Exchange;
 import org.javawebstack.httpserver.handler.Middleware;
 
-import java.util.HashMap;
 import java.util.Map;
 import java.util.Timer;
 import java.util.TimerTask;