diff options
Diffstat (limited to 'src/com/isode/stroke/stringcodecs/SHA1.java')
-rw-r--r-- | src/com/isode/stroke/stringcodecs/SHA1.java | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/com/isode/stroke/stringcodecs/SHA1.java b/src/com/isode/stroke/stringcodecs/SHA1.java new file mode 100644 index 0000000..e3d0e79 --- /dev/null +++ b/src/com/isode/stroke/stringcodecs/SHA1.java @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2010, Isode Limited, London, England. + * All rights reserved. + */ +/* + * Copyright (c) 2010, Remko Tron¨on. + * All rights reserved. + */ +package com.isode.stroke.stringcodecs; + +import com.isode.stroke.base.ByteArray; +import java.security.MessageDigest; +import java.security.NoSuchAlgorithmException; + +public class SHA1 { + + public static ByteArray getHash(ByteArray data) { + MessageDigest md; + try { + md = MessageDigest.getInstance("SHA-1"); + } catch (NoSuchAlgorithmException ex) { + throw new IllegalStateException("JRE doesn't have an SHA hash function", ex); + } + md.update(data.getData()); + return new ByteArray(md.digest()); + } +} |