Update IP.java

IPIP.net · IPIP.net · commit 7010c9c78055 · 2015-06-05T10:41:29.000+08:00
diff --git a/IP.java b/IP.java
@@ -58,6 +58,20 @@ public static void load(String filename) {
         }
     }
 
+    public static void load(String filename, boolean strict) throws Exception {
+        ipFile = new File(filename);
+        if (strict) {
+            int contentLength = Long.valueOf(ipFile.length()).intValue();
+            if (contentLength < 512 * 1024) {
+                throw new Exception("ip data file error.");
+            }
+        }
+        load();
+        if (enableFileWatch) {
+            watch();
+        }
+    }
+
     public static String[] find(String ip) {
         int ip_prefix_value = new Integer(ip.substring(0, ip.indexOf(".")));
         long ip2long_value  = ip2long(ip);
