KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > snow > crypto > SecretKeyID


1 package snow.crypto;
2
3
4 import java.util.*;
5
6 /** An identifier for a secret key.
7 */
8 public final class SecretKeyID
9 {
10    public byte[] signature;
11    public int key_length;
12
13    public SecretKeyID (byte[] signature, int key_length)
14    {
15      this.signature = (signature!=null ? signature.clone() : null);
16      this.key_length = key_length;
17    }
18
19    public byte[] getKeySignature()
20    {
21      if(signature==null) return null;
22      // pass a copy
23 return signature.clone();
24    }
25
26    public int getKeyLangth() { return key_length; }
27
28    public boolean equals(Object JavaDoc o)
29    {
30       if(!(o instanceof SecretKeyID))
31       {
32         System.out.println("Bad class, not SecretKeyID");
33         return false;
34       }
35       SecretKeyID k2 = (SecretKeyID) o;
36       if(k2.key_length != key_length)
37       {
38         return false;
39       }
40       if(!Arrays.equals( k2.signature, signature))
41       {
42         return false;
43       }
44
45       return true;
46    }
47
48    public int hashCode()
49    {
50      return signature[0]+256*signature[1];
51    }
52
53
54
55    public String JavaDoc toString()
56    {
57      return "l="+this.key_length+", sign={" + signature[0]+", "+signature[1]
58                                         +", "+signature[2]+", "+signature[3] + "}";
59    }
60
61 } // SecretKeyID
Popular Tags