DSAPublicKeySpec
Stay organized with collections
Save and categorize content based on your preferences.
This class specifies a DSA public key with its associated parameters.
Public Constructor Summary
|
|
DSAPublicKeySpec(BigInteger y, BigInteger p, BigInteger q, BigInteger g)
Creates a new DSAPublicKeySpec with the specified parameter values.
|
Public Method Summary
|
BigInteger
|
getG()
Returns the base g.
|
|
BigInteger
|
getP()
Returns the prime p.
|
|
BigInteger
|
getQ()
Returns the sub-prime q.
|
|
BigInteger
|
getY()
Returns the public key y.
|
Inherited Method Summary
From class
java.lang.Object
|
Object
|
clone()
Creates and returns a copy of this Object.
|
|
boolean
|
equals( Object obj)
Compares this instance with the specified object and indicates if they
are equal.
|
|
void
|
finalize()
Invoked when the garbage collector has detected that this instance is no longer reachable.
|
|
final
Class<?>
|
getClass()
Returns the unique instance of Class that 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 timeout, 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 timeout)
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.
|
Public Constructors
public
DSAPublicKeySpec
(BigInteger y, BigInteger p, BigInteger q, BigInteger g)
Creates a new DSAPublicKeySpec with the specified parameter values.
Parameters
| y |
the public key. |
| p |
the prime. |
| q |
the sub-prime. |
| g |
the base.
|
Public Methods
public
BigInteger
getG
()
public
BigInteger
getP
()
public
BigInteger
getQ
()
public
BigInteger
getY
()
Returns the public key y.
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2024-07-10 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-07-10 UTC."],[[["\u003cp\u003e\u003ccode\u003eDSAPublicKeySpec\u003c/code\u003e specifies a DSA public key and its parameters (prime, sub-prime, base).\u003c/p\u003e\n"],["\u003cp\u003eIt provides methods to retrieve the public key (\u003ccode\u003ey\u003c/code\u003e) and associated parameters (\u003ccode\u003ep\u003c/code\u003e, \u003ccode\u003eq\u003c/code\u003e, \u003ccode\u003eg\u003c/code\u003e).\u003c/p\u003e\n"],["\u003cp\u003eThis class implements \u003ccode\u003eKeySpec\u003c/code\u003e and is used with \u003ccode\u003eKeyFactory\u003c/code\u003e to generate DSA public keys.\u003c/p\u003e\n"],["\u003cp\u003eA constructor is available to create a \u003ccode\u003eDSAPublicKeySpec\u003c/code\u003e instance with the necessary values.\u003c/p\u003e\n"]]],["`DSAPublicKeySpec` defines a DSA public key with parameters. It's constructed using `BigInteger` values for the public key `y`, prime `p`, sub-prime `q`, and base `g`. Key actions include: creating a `DSAPublicKeySpec` instance via its constructor, and retrieving the base (`g`), prime (`p`), sub-prime (`q`), or the public key (`y`) using the `getG`, `getP`, `getQ`, and `getY` methods, respectively.\n"],null,["# DSAPublicKeySpec\n\npublic class **DSAPublicKeySpec** extends [Object](../../../../reference/java/lang/Object.html) \nimplements [KeySpec](../../../../reference/java/security/spec/KeySpec.html) \nThis class specifies a DSA public key with its associated parameters. \n\n##### See Also\n\n- [Key](../../../../reference/java/security/Key.html)\n- [KeyFactory](../../../../reference/java/security/KeyFactory.html)\n- [KeySpec](../../../../reference/java/security/spec/KeySpec.html)\n- [DSAPrivateKeySpec](../../../../reference/java/security/spec/DSAPrivateKeySpec.html)\n- [X509EncodedKeySpec](../../../../reference/java/security/spec/X509EncodedKeySpec.html) \n\n### Public Constructor Summary\n\n|---|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| | [DSAPublicKeySpec](../../../../reference/java/security/spec/DSAPublicKeySpec.html#DSAPublicKeySpec(java.math.BigInteger,%20java.math.BigInteger,%20java.math.BigInteger,%20java.math.BigInteger))(BigInteger y, BigInteger p, BigInteger q, BigInteger g) Creates a new DSAPublicKeySpec with the specified parameter values. |\n\n### Public Method Summary\n\n|------------|-------------------------------------------------------------------------------------------------------------|\n| BigInteger | [getG](../../../../reference/java/security/spec/DSAPublicKeySpec.html#getG())() Returns the base `g`. |\n| BigInteger | [getP](../../../../reference/java/security/spec/DSAPublicKeySpec.html#getP())() Returns the prime `p`. |\n| BigInteger | [getQ](../../../../reference/java/security/spec/DSAPublicKeySpec.html#getQ())() Returns the sub-prime `q`. |\n| BigInteger | [getY](../../../../reference/java/security/spec/DSAPublicKeySpec.html#getY())() Returns the public key `y`. |\n\n### Inherited Method Summary\n\nFrom class [java.lang.Object](../../../../reference/java/lang/Object.html) \n\n|----------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [Object](../../../../reference/java/lang/Object.html) | [clone](../../../../reference/java/lang/Object.html#clone())() Creates and returns a copy of this `Object`. |\n| boolean | [equals](../../../../reference/java/lang/Object.html#equals(java.lang.Object))([Object](../../../../reference/java/lang/Object.html) obj) Compares this instance with the specified object and indicates if they are equal. |\n| void | [finalize](../../../../reference/java/lang/Object.html#finalize())() Invoked when the garbage collector has detected that this instance is no longer reachable. |\n| final [Class](../../../../reference/java/lang/Class.html)\\\u003c?\\\u003e | [getClass](../../../../reference/java/lang/Object.html#getClass())() Returns the unique instance of [Class](../../../../reference/java/lang/Class.html) that represents this object's class. |\n| int | [hashCode](../../../../reference/java/lang/Object.html#hashCode())() Returns an integer hash code for this object. |\n| final void | [notify](../../../../reference/java/lang/Object.html#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. |\n| final void | [notifyAll](../../../../reference/java/lang/Object.html#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. |\n| [String](../../../../reference/java/lang/String.html) | [toString](../../../../reference/java/lang/Object.html#toString())() Returns a string containing a concise, human-readable description of this object. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait(long,%20int))(long timeout, 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. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait(long))(long timeout) Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object or until the specified timeout expires. |\n| final void | [wait](../../../../reference/java/lang/Object.html#wait())() Causes the calling thread to wait until another thread calls the `notify()` or `notifyAll()` method of this object. |\n\nPublic Constructors\n-------------------\n\n#### public\n**DSAPublicKeySpec**\n(BigInteger y, BigInteger p, BigInteger q, BigInteger g)\n\nCreates a new DSAPublicKeySpec with the specified parameter values. \n\n##### Parameters\n\n| y | the public key. |\n| p | the prime. |\n| q | the sub-prime. |\n| g | the base. |\n|---|-----------------|\n\nPublic Methods\n--------------\n\n#### public BigInteger\n**getG**\n()\n\nReturns the base `g`. \n\n##### Returns\n\n- the base `g`. \n\n#### public BigInteger\n**getP**\n()\n\nReturns the prime `p`. \n\n##### Returns\n\n- the prime `p`. \n\n#### public BigInteger\n**getQ**\n()\n\nReturns the sub-prime `q`. \n\n##### Returns\n\n- the sub-prime `q`. \n\n#### public BigInteger\n**getY**\n()\n\nReturns the public key `y`. \n\n##### Returns\n\n- the public key `y`."]]
