本文整理汇总了Java中com.sun.spot.security.MessageDigest.getInstance方法的典型用法代码示例。如果您正苦于以下问题：Java MessageDigest.getInstance方法的具体用法？Java MessageDigest.getInstance怎么用？Java MessageDigest.getInstance使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.sun.spot.security.MessageDigest的用法示例。
在下文中一共展示了MessageDigest.getInstance方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: Handshake
import com.sun.spot.security.MessageDigest; //导入方法依赖的package包/类
/**
* Creates an Handshake object that is used to negotiate a
* version 3 handshake with an SSL peer.
*
* @param host hostname of the peer
* @param port port number of the peer
* @param r Record instance through which handshake
* will occur
* @param tcs trusted certificate store containing certificates
*
* @exception RuntimeException if SHA-1 or MD5 is not available
*/
Handshake(String host, int port, Record r, CertStore tcs) {
trustManager = TrustManager.getTrustManager(); // SPOT specific
peerHost = new String(host);
peerPort = port;
rec = r;
certStore = tcs;
sPrivKey = null;
gotCertReq = 0;
start = 0;
cnt = 0;
try {
ourMD5 = MessageDigest.getInstance("MD5");
ourSHA = MessageDigest.getInstance("SHA-1");
rnd = SecureRandom.getInstance(SecureRandom.ALG_SECURE_RANDOM);
} catch (NoSuchAlgorithmException e) {
// should only happen, if digests are not included in the build
throw new RuntimeException(e.getMessage());
}
}
示例2: RsaMd5Sig
import com.sun.spot.security.MessageDigest; //导入方法依赖的package包/类
/**
* Constructs an RSA signature object that uses MD5 as
* message digest algorithm.
*
* @exception RuntimeException if MD5 is not available
*/
public RsaMd5Sig() {
try {
rsaSig = new RSASig(PREFIX_MD5, MessageDigest.getInstance("MD5"));
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException("Needed algorithm not available");
}
}
示例3: RsaShaSig
import com.sun.spot.security.MessageDigest; //导入方法依赖的package包/类
/**
* Constructs an RSA signature object that uses SHA1 as
* message digest algorithm.
*
* @exception RuntimeException if SHA-1 is not available
*/
public RsaShaSig() {
try {
rsaSig =
new RSASig(PREFIX_SHA1, MessageDigest.getInstance("SHA-1"));
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException("Needed algorithm not available");
}
}
示例4: PseudoRand
import com.sun.spot.security.MessageDigest; //导入方法依赖的package包/类
/** Constructor for random data. */
public PseudoRand() throws NoSuchAlgorithmException {
if (md != null)
return;
try {
md = MessageDigest.getInstance("MD5");
} catch (Exception e) {
throw new NoSuchAlgorithmException("Algorithm MD5 not available");
}
randomBytes = new byte[seed.length];
timeTmp = new byte[8];
updateSeed();
}
示例5: create
import com.sun.spot.security.MessageDigest; //导入方法依赖的package包/类
private void create(String algorithm, String hashAlg) throws NoSuchAlgorithmException {
this.algorithm = algorithm;
digest = MessageDigest.getInstance(hashAlg);
digestBuf = new byte[digest.getDigestLength()];
}