MGF1ParameterSpec

extends Object
implements AlgorithmParameterSpec

java.lang.Object
↳	java.security.spec.MGF1ParameterSpec

Class Overview

The parameter specification for the Mask Generation Function (MGF1) in the RSA-PSS Signature and OAEP Padding scheme.

Defined in the PKCS #1 v2.1 standard

Summary

Constants
MGF1ParameterSpec	SHA1	The predefined MGF1 parameter specification with an "SHA-1" message digest.
MGF1ParameterSpec	SHA256	The predefined MGF1 parameter specification with an "SHA-256" message digest.
MGF1ParameterSpec	SHA384	The predefined MGF1 parameter specification with an "SHA-384" message digest.
MGF1ParameterSpec	SHA512	The predefined MGF1 parameter specification with an "SHA-512" message digest.

Public Constructors
	MGF1ParameterSpec(String mdName) Creates a new `MGF1ParameterSpec` with the specified message digest algorithm name.

Public Methods
String	getDigestAlgorithm() Returns the name of the message digest algorithm.

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Inherited Methods

From class java.lang.Object

Object	clone() Creates and returns a copy of this `Object`.
boolean	equals(Object o) Compares this instance with the specified object and indicates if they are equal.
void	finalize() Is called before the object's memory is being reclaimed by the VM.
final Class<? extends Object>	getClass() Returns the unique instance of `Class` which represents this object's class.
int	hashCode() Returns an integer hash code for this object.
final void	notify() Causes a thread which is waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up.
final void	notifyAll() Causes all threads which are waiting on this object's monitor (by means of calling one of the `wait()` methods) to be woken up.
String	toString() Returns a string containing a concise, human-readable description of this object.
final void	wait(long millis, int nanos) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires.
final void	wait(long millis) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires.
final void	wait() Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object.

Constants

public static final MGF1ParameterSpec SHA1

Since: API Level 1

The predefined MGF1 parameter specification with an "SHA-1" message digest.

public static final MGF1ParameterSpec SHA256

Since: API Level 1

The predefined MGF1 parameter specification with an "SHA-256" message digest.

public static final MGF1ParameterSpec SHA384

Since: API Level 1

The predefined MGF1 parameter specification with an "SHA-384" message digest.

public static final MGF1ParameterSpec SHA512

Since: API Level 1

The predefined MGF1 parameter specification with an "SHA-512" message digest.

Public Constructors

public MGF1ParameterSpec (String mdName)

Since: API Level 1

Creates a new MGF1ParameterSpec with the specified message digest algorithm name.

Parameters

mdName	the name of the message digest algorithm.

Public Methods

public String getDigestAlgorithm ()

Since: API Level 1

Returns the name of the message digest algorithm.

Returns

the name of the message digest algorithm.

Interfaces

Classes

Exceptions

MGF1ParameterSpec

Class Overview

Summary

Constants

public static final MGF1ParameterSpec SHA1

public static final MGF1ParameterSpec SHA256

public static final MGF1ParameterSpec SHA384

public static final MGF1ParameterSpec SHA512

Public Constructors

public MGF1ParameterSpec (String mdName)

Parameters

Public Methods

public String getDigestAlgorithm ()

Returns