From 02723131139806c761539a42a5fa80b68ecadee8 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 29 Jun 2017 14:03:04 +0300
Subject: project structure: split server into jdbc + web

---
 .../main/java/com/juick/server/util/WebUtils.java  | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 juick-server-web/src/main/java/com/juick/server/util/WebUtils.java

(limited to 'juick-server-web/src/main/java/com/juick/server/util/WebUtils.java')

diff --git a/juick-server-web/src/main/java/com/juick/server/util/WebUtils.java b/juick-server-web/src/main/java/com/juick/server/util/WebUtils.java
new file mode 100644
index 00000000..7f50c89c
--- /dev/null
+++ b/juick-server-web/src/main/java/com/juick/server/util/WebUtils.java
@@ -0,0 +1,45 @@
+package com.juick.server.util;
+
+import java.util.regex.Pattern;
+
+/**
+ * Created by aalexeev on 11/28/16.
+ */
+public class WebUtils {
+    private WebUtils() {
+        throw new IllegalStateException();
+    }
+
+    private static final Pattern USER_NAME_PATTERN = Pattern.compile("[a-zA-Z-_\\d]{2,16}");
+
+    private static final Pattern POST_NUMBER_PATTERN = Pattern.compile("-?\\d+");
+
+    private static final Pattern JID_PATTERN = Pattern.compile("^[a-zA-Z0-9\\\\-\\\\_\\\\@\\\\.]{6,64}$");
+
+
+    public static boolean isPostNumber(final String aString) {
+        return aString != null && POST_NUMBER_PATTERN.matcher(aString).matches();
+    }
+
+    public static boolean isNotPostNumber(final String aString) {
+        return !isPostNumber(aString);
+    }
+
+    public static boolean isUserName(final String aString) {
+        return aString != null && USER_NAME_PATTERN.matcher(aString).matches();
+    }
+
+    public static boolean isNotUserName(final String aString) {
+        return !isUserName(aString);
+    }
+
+    public static boolean isJid(final String aString) {
+        return aString != null && JID_PATTERN.matcher(aString).matches();
+    }
+
+    public static boolean isNotJid(final String aString) {
+        return !isJid(aString);
+    }
+
+
+}
-- 
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