- tested successfully z-presentation of yacy seed encoding

- added alternative switch that takes shortest representation as yacy seed string encoding

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@4491 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/tools/crypt.java

@@ -129,4 +129,10 @@ public static String simpleDecode(String encoded, String key) {
     }
     }
 
+    public static void main(String[] args) {
+        String teststring="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
+        System.out.println("Teststring   = " + teststring);
+        System.out.println("enc-b result = " + simpleDecode(simpleEncode(teststring, null, 'b'), null));
+        System.out.println("enc-z result = " + simpleDecode(simpleEncode(teststring, null, 'z'), null));
+    }
 }

source/de/anomic/yacy/yacySeed.java

@@ -818,7 +818,11 @@ public final String toString() {
 
     public final String genSeedStr(String key) {
         // use a default encoding
-        return this.genSeedStr('z', key);
+        String z = this.genSeedStr('z', key);
+        String b = this.genSeedStr('b', key);
+        // the compressed string may be longer that the uncompressed if there is too much overhead for compression meta-info
+        // take simply that string that is shorter
+        if (b.length() < z.length()) return b; else return z;
     }
 
     public final synchronized String genSeedStr(char method, String key) {