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src/java.base/share/classes/java/security/cert/CertPathBuilder.java
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rev 15967 : [mq]: GetInstance
@@ -30,11 +30,11 @@
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.PrivilegedAction;
import java.security.Provider;
import java.security.Security;
-import sun.security.util.Debug;
+import java.util.Objects;
import sun.security.jca.*;
import sun.security.jca.GetInstance.Instance;
/**
@@ -155,20 +155,23 @@
* "{@docRoot}/../technotes/guides/security/StandardNames.html#CertPathBuilder">
* Java Cryptography Architecture Standard Algorithm Name Documentation</a>
* for information about standard algorithm names.
*
* @return a {@code CertPathBuilder} object that implements the
- * specified algorithm.
+ * specified algorithm
*
- * @throws NoSuchAlgorithmException if no Provider supports a
- * CertPathBuilderSpi implementation for the
- * specified algorithm.
+ * @throws NoSuchAlgorithmException if no {@code Provider} supports a
+ * {@code CertPathBuilderSpi} implementation for the
+ * specified algorithm
+ *
+ * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static CertPathBuilder getInstance(String algorithm)
throws NoSuchAlgorithmException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
Instance instance = GetInstance.getInstance("CertPathBuilder",
CertPathBuilderSpi.class, algorithm);
return new CertPathBuilder((CertPathBuilderSpi)instance.impl,
instance.provider, algorithm);
}
@@ -192,26 +195,29 @@
* for information about standard algorithm names.
*
* @param provider the name of the provider.
*
* @return a {@code CertPathBuilder} object that implements the
- * specified algorithm.
+ * specified algorithm
*
- * @throws NoSuchAlgorithmException if a CertPathBuilderSpi
+ * @throws IllegalArgumentException if the {@code provider} is
+ * {@code null} or empty
+ *
+ * @throws NoSuchAlgorithmException if a {@code CertPathBuilderSpi}
* implementation for the specified algorithm is not
- * available from the specified provider.
+ * available from the specified provider
*
* @throws NoSuchProviderException if the specified provider is not
- * registered in the security provider list.
+ * registered in the security provider list
*
- * @exception IllegalArgumentException if the {@code provider} is
- * null or empty.
+ * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static CertPathBuilder getInstance(String algorithm, String provider)
throws NoSuchAlgorithmException, NoSuchProviderException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
Instance instance = GetInstance.getInstance("CertPathBuilder",
CertPathBuilderSpi.class, algorithm, provider);
return new CertPathBuilder((CertPathBuilderSpi)instance.impl,
instance.provider, algorithm);
}
@@ -232,23 +238,26 @@
* for information about standard algorithm names.
*
* @param provider the provider.
*
* @return a {@code CertPathBuilder} object that implements the
- * specified algorithm.
+ * specified algorithm
+ *
+ * @throws IllegalArgumentException if the {@code provider} is
+ * {@code null}
*
- * @exception NoSuchAlgorithmException if a CertPathBuilderSpi
+ * @throws NoSuchAlgorithmException if a {@code CertPathBuilderSpi}
* implementation for the specified algorithm is not available
- * from the specified Provider object.
+ * from the specified {@code Provider} object
*
- * @exception IllegalArgumentException if the {@code provider} is
- * null.
+ * @throws NullPointerException if {@code algorithm} is {@code null}
*
* @see java.security.Provider
*/
public static CertPathBuilder getInstance(String algorithm,
Provider provider) throws NoSuchAlgorithmException {
+ Objects.requireNonNull(algorithm, "null algorithm name");
Instance instance = GetInstance.getInstance("CertPathBuilder",
CertPathBuilderSpi.class, algorithm, provider);
return new CertPathBuilder((CertPathBuilderSpi)instance.impl,
instance.provider, algorithm);
}
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