本文整理匯總了Java中java.security.spec.DSAPublicKeySpec.getQ方法的典型用法代碼示例。如果您正苦於以下問題：Java DSAPublicKeySpec.getQ方法的具體用法？Java DSAPublicKeySpec.getQ怎麽用？Java DSAPublicKeySpec.getQ使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類java.security.spec.DSAPublicKeySpec的用法示例。
在下文中一共展示了DSAPublicKeySpec.getQ方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: engineGeneratePublic
import java.security.spec.DSAPublicKeySpec; //導入方法依賴的package包/類
/**
* Generates a public key object from the provided key specification
* (key material).
*
* @param keySpec the specification (key material) of the public key
*
* @return the public key
*
* @exception InvalidKeySpecException if the given key specification
* is inappropriate for this key factory to produce a public key.
*/
protected PublicKey engineGeneratePublic(KeySpec keySpec)
throws InvalidKeySpecException {
try {
if (keySpec instanceof DSAPublicKeySpec) {
DSAPublicKeySpec dsaPubKeySpec = (DSAPublicKeySpec)keySpec;
if (SERIAL_INTEROP) {
return new DSAPublicKey(dsaPubKeySpec.getY(),
dsaPubKeySpec.getP(),
dsaPubKeySpec.getQ(),
dsaPubKeySpec.getG());
} else {
return new DSAPublicKeyImpl(dsaPubKeySpec.getY(),
dsaPubKeySpec.getP(),
dsaPubKeySpec.getQ(),
dsaPubKeySpec.getG());
}
} else if (keySpec instanceof X509EncodedKeySpec) {
if (SERIAL_INTEROP) {
return new DSAPublicKey
(((X509EncodedKeySpec)keySpec).getEncoded());
} else {
return new DSAPublicKeyImpl
(((X509EncodedKeySpec)keySpec).getEncoded());
}
} else {
throw new InvalidKeySpecException
("Inappropriate key specification");
}
} catch (InvalidKeyException e) {
throw new InvalidKeySpecException
("Inappropriate key specification: " + e.getMessage());
}
}
示例2: decodeDSSPublicKey
import java.security.spec.DSAPublicKeySpec; //導入方法依賴的package包/類
/**
* @param spec an instance of {@link DSAPublicKeySpec} to decode.
* @return an instance of {@link DSSPublicKey} constructed from the
* information in the designated key-specification.
*/
private DSSPublicKey decodeDSSPublicKey(DSAPublicKeySpec spec)
{
BigInteger p = spec.getP();
BigInteger q = spec.getQ();
BigInteger g = spec.getG();
BigInteger y = spec.getY();
return new DSSPublicKey(Registry.X509_ENCODING_ID, p, q, g, y);
}
示例3: JDKDSAPublicKey
import java.security.spec.DSAPublicKeySpec; //導入方法依賴的package包/類
JDKDSAPublicKey(
DSAPublicKeySpec spec)
{
this.y = spec.getY();
this.dsaSpec = new DSAParameterSpec(spec.getP(), spec.getQ(), spec.getG());
}
示例4: BCDSAPublicKey
import java.security.spec.DSAPublicKeySpec; //導入方法依賴的package包/類
BCDSAPublicKey(
DSAPublicKeySpec spec)
{
this.y = spec.getY();
this.dsaSpec = new DSAParameterSpec(spec.getP(), spec.getQ(), spec.getG());
}