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src/java.base/share/classes/javax/crypto/KeyGenerator.java
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rev 15967 : [mq]: GetInstance
*** 214,235 ****
* See the KeyGenerator section in the <a href=
* "{@docRoot}/../technotes/guides/security/StandardNames.html#KeyGenerator">
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
! * @return the new {@code KeyGenerator} object.
*
! * @exception NullPointerException if the specified algorithm is null.
*
! * @exception NoSuchAlgorithmException if no Provider supports a
! * KeyGeneratorSpi implementation for the
! * specified algorithm.
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm)
throws NoSuchAlgorithmException {
return new KeyGenerator(algorithm);
}
/**
* Returns a {@code KeyGenerator} object that generates secret keys
--- 214,236 ----
* See the KeyGenerator section in the <a href=
* "{@docRoot}/../technotes/guides/security/StandardNames.html#KeyGenerator">
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
! * @return the new {@code KeyGenerator} object
*
! * @throws NoSuchAlgorithmException if no {@code Provider} supports a
! * {@code KeyGeneratorSpi} implementation for the
! * specified algorithm
*
! * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm)
throws NoSuchAlgorithmException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
return new KeyGenerator(algorithm);
}
/**
* Returns a {@code KeyGenerator} object that generates secret keys
*** 249,277 ****
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
* @param provider the name of the provider.
*
! * @return the new {@code KeyGenerator} object.
*
! * @exception NullPointerException if the specified algorithm is null.
*
! * @exception NoSuchAlgorithmException if a KeyGeneratorSpi
* implementation for the specified algorithm is not
! * available from the specified provider.
*
! * @exception NoSuchProviderException if the specified provider is not
! * registered in the security provider list.
*
! * @exception IllegalArgumentException if the {@code provider}
! * is null or empty.
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm,
String provider) throws NoSuchAlgorithmException,
NoSuchProviderException {
Instance instance = JceSecurity.getInstance("KeyGenerator",
KeyGeneratorSpi.class, algorithm, provider);
return new KeyGenerator((KeyGeneratorSpi)instance.impl,
instance.provider, algorithm);
}
--- 250,279 ----
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
* @param provider the name of the provider.
*
! * @return the new {@code KeyGenerator} object
*
! * @throws IllegalArgumentException if the {@code provider}
! * is {@code null} or empty
*
! * @throws NoSuchAlgorithmException if a {@code KeyGeneratorSpi}
* implementation for the specified algorithm is not
! * available from the specified provider
*
! * @throws NoSuchProviderException if the specified provider is not
! * registered in the security provider list
*
! * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm,
String provider) throws NoSuchAlgorithmException,
NoSuchProviderException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
Instance instance = JceSecurity.getInstance("KeyGenerator",
KeyGeneratorSpi.class, algorithm, provider);
return new KeyGenerator((KeyGeneratorSpi)instance.impl,
instance.provider, algorithm);
}
*** 291,315 ****
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
* @param provider the provider.
*
! * @return the new {@code KeyGenerator} object.
*
! * @exception NullPointerException if the specified algorithm is null.
*
! * @exception NoSuchAlgorithmException if a KeyGeneratorSpi
* implementation for the specified algorithm is not available
! * from the specified Provider object.
*
! * @exception IllegalArgumentException if the {@code provider}
! * is null.
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm,
Provider provider) throws NoSuchAlgorithmException {
Instance instance = JceSecurity.getInstance("KeyGenerator",
KeyGeneratorSpi.class, algorithm, provider);
return new KeyGenerator((KeyGeneratorSpi)instance.impl,
instance.provider, algorithm);
}
--- 293,318 ----
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
* @param provider the provider.
*
! * @return the new {@code KeyGenerator} object
*
! * @throws IllegalArgumentException if the {@code provider}
! * is {@code null}
*
! * @throws NoSuchAlgorithmException if a {@code KeyGeneratorSpi}
* implementation for the specified algorithm is not available
! * from the specified {@code Provider} object
*
! * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static final KeyGenerator getInstance(String algorithm,
Provider provider) throws NoSuchAlgorithmException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
Instance instance = JceSecurity.getInstance("KeyGenerator",
KeyGeneratorSpi.class, algorithm, provider);
return new KeyGenerator((KeyGeneratorSpi)instance.impl,
instance.provider, algorithm);
}
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