aQute.libg.cryptography.SHA1 Maven / Gradle / Ivy
package aQute.libg.cryptography;
import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import aQute.bnd.exceptions.Exceptions;
public class SHA1 extends Digest {
public final static String ALGORITHM = "SHA-1";
public static Digester getDigester(OutputStream... out) {
try {
MessageDigest md = MessageDigest.getInstance(ALGORITHM);
return new Digester(md, out) {
@Override
public SHA1 digest() throws Exception {
return new SHA1(md.digest());
}
@Override
public SHA1 digest(byte[] bytes) {
return new SHA1(bytes);
}
@Override
public String getAlgorithm() {
return ALGORITHM;
}
};
} catch (NoSuchAlgorithmException e) {
throw Exceptions.duck(e);
}
}
public SHA1(byte[] b) {
super(b, 20);
}
@Override
public String getAlgorithm() {
return ALGORITHM;
}
public static SHA1 digest(byte[] data) throws Exception {
return getDigester().from(data);
}
public static SHA1 digest(File f) throws NoSuchAlgorithmException, Exception {
return getDigester().from(f);
}
public static SHA1 digest(InputStream f) throws NoSuchAlgorithmException, Exception {
return getDigester().from(f);
}
}