bug fixed for sql parser.

2023-03-04 19:17:16 +00:00 · 2017-08-02 09:33:24 +08:00
parent 10de17ba8a
commit 9df6894d83
12 changed files with 151 additions and 132 deletions
@@ -442,6 +442,25 @@ public class Utils {
        return hashCode;
    }

+    public static long fnv_32_lower(String key) {
+        long hashCode = 0x811c9dc5;
+        for (int i = 0; i < key.length(); ++i) {
+            char ch = key.charAt(i);
+            if (ch == '_' || ch == '-') {
+                continue;
+            }
+
+            if (ch >= 'A' && ch <= 'Z') {
+                ch = (char) (ch + 32);
+            }
+
+            hashCode ^= ch;
+            hashCode *= 0x01000193;
+        }
+
+        return hashCode;
+    }
+
    public static void loadFromFile(String path, Set<String> set) {
        InputStream is = null;
        BufferedReader reader = null;