Changeset 662 in josm for trunk/src/org/openstreetmap/josm/tools/Base64.java

Timestamp:

2008-06-26T19:50:30+02:00 (16 years ago)

Author:

framm

Message:

• patch for usernames with international characters. please revert this immediately if it causes any trouble. submitted by danilo@….

File:

• trunk/src/org/openstreetmap/josm/tools/Base64.java (modified) (1 diff)

trunk/src/org/openstreetmap/josm/tools/Base64.java

@@ -2 +2 @@
 package org.openstreetmap.josm.tools;
 
+import java.nio.ByteBuffer;
+
 public class Base64 {
 
-        private static String enc = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+    private static String enc = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
-        public static String encode(String s) {
-                StringBuilder out = new StringBuilder();
-                for (int i = 0; i < (s.length()+2)/3; ++i) {
-                        int l = Math.min(3, s.length()-i*3);
-                        String buf = s.substring(i*3, i*3+l);
+    public static String encode(String s) {
+        StringBuilder out = new StringBuilder();
+        for (int i = 0; i < (s.length()+2)/3; ++i) {
+            int l = Math.min(3, s.length()-i*3);
+            String buf = s.substring(i*3, i*3+l);
             out.append(enc.charAt(buf.charAt(0)>>2));
-            out.append(enc.charAt((buf.charAt(0) & 0x03) << 4 | (l==1?0:(buf.charAt(1) & 0xf0) >> 4)));
+            out.append(enc.charAt(
+                                  (buf.charAt(0) & 0x03) << 4 |
+                                  (l==1?
+                                   0:
+                                   (buf.charAt(1) & 0xf0) >> 4)));
             out.append(l>1?enc.charAt((buf.charAt(1) & 0x0f) << 2 | (l==2?0:(buf.charAt(2) & 0xc0) >> 6)):'=');
             out.append(l>2?enc.charAt(buf.charAt(2) & 0x3f):'=');
-                }
-                return out.toString();
-        }
+        }
+        return out.toString();
+    }
+
+    public static String encode(ByteBuffer s) {
+        StringBuilder out = new StringBuilder();
+        // Read 3 bytes at a time.
+        for (int i = 0; i < (s.limit()+2)/3; ++i) {
+            int l = Math.min(3, s.limit()-i*3);
+            int byte0 = s.get() & 0xff;
+            int byte1 = l>1? s.get() & 0xff : 0;
+            int byte2 = l>2? s.get() & 0xff : 0;
+
+            out.append(enc.charAt(byte0>>2));
+            out.append(enc.charAt(
+                                  (byte0 & 0x03) << 4 |
+                                  (l==1?
+                                   0:
+                                   (byte1 & 0xf0) >> 4)));
+            out.append(l>1?enc.charAt((byte1 & 0x0f) << 2 | (l==2?0:(byte2 & 0xc0) >> 6)):'=');
+            out.append(l>2?enc.charAt(byte2 & 0x3f):'=');
+        }
+        return out.toString();
+    }
 }