From f6ada2aae355781e5e16534d3d2e7959cbac69c4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Magdalena=20Grodzi=C5=84ska?= <mag.grodzinska@gmail.com>
Date: Sun, 12 Jan 2020 22:56:51 +0100
Subject: Separate query utils

---
 .../pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java

diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java
new file mode 100644
index 0000000..6ec62f4
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java
@@ -0,0 +1,16 @@
+package pl.edu.mimuw.cloudatlas.querysigner;
+
+import java.rmi.RemoteException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class QueryUtils {
+
+    public static void validateQueryName(String queryName) throws RemoteException {
+        Pattern queryNamePattern = Pattern.compile("&[a-zA-Z][\\w_]*");
+        Matcher matcher = queryNamePattern.matcher(queryName);
+        if (!matcher.matches()) {
+            throw new RemoteException("Invalid query identifier");
+        }
+    }
+}
-- 
cgit v1.2.3