2 files changed, 45 insertions, 0 deletions
diff --git a/juick-spring-www/src/main/java/com/juick/www/helpers/QueryString.java b/juick-spring-www/src/main/java/com/juick/www/helpers/QueryString.java
new file mode 100644
index 00000000..0eb6c76f
--- /dev/null
+++ b/juick-spring-www/src/main/java/com/juick/www/helpers/QueryString.java
@@ -0,0 +1,14 @@
+package com.juick.www.helpers;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Created by vt on 22/03/16.
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.PARAMETER)
+public @interface QueryString {
+}
+\ No newline at end of file
diff --git a/juick-spring-www/src/main/java/com/juick/www/helpers/QueryStringResolver.java b/juick-spring-www/src/main/java/com/juick/www/helpers/QueryStringResolver.java
new file mode 100644
index 00000000..812c4497
--- /dev/null
+++ b/juick-spring-www/src/main/java/com/juick/www/helpers/QueryStringResolver.java
@@ -0,0 +1,31 @@
+package com.juick.www.helpers;
+
+import org.springframework.core.MethodParameter;
+import org.springframework.web.bind.support.WebDataBinderFactory;
+import org.springframework.web.context.request.NativeWebRequest;
+import org.springframework.web.method.support.HandlerMethodArgumentResolver;
+import org.springframework.web.method.support.ModelAndViewContainer;
+
+import javax.servlet.http.HttpServletRequest;
+import java.lang.annotation.Annotation;
+import java.util.Optional;
+
+public class QueryStringResolver implements HandlerMethodArgumentResolver {
+    @Override
+    public boolean supportsParameter(MethodParameter parameter) {
+        Annotation[] parameterAnnotations = parameter.getParameterAnnotations();
+        for (Annotation parameterAnnotation : parameterAnnotations) {
+            if (QueryString.class.isInstance(parameterAnnotation)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    @Override
+    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
+        HttpServletRequest request = webRequest.getNativeRequest(HttpServletRequest.class);
+        return Optional.ofNullable(request.getQueryString());
+    }
+}
+\ No newline at end of file