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-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/querysigner/QueryUtils.java16
1 files changed, 16 insertions, 0 deletions
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");
+ }
+ }
+}