Package org.bouncycastle.asn1.x509

## Class AlgorithmIdentifier

- java.lang.Object
- - org.bouncycastle.asn1.ASN1Object
  - - org.bouncycastle.asn1.x509.AlgorithmIdentifier

- All Implemented Interfaces:
    `ASN1Encodable`, `Encodable`

      public class AlgorithmIdentifier
      extends ASN1Object

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `AlgorithmIdentifier​(ASN1ObjectIdentifier algorithm)` |
    `AlgorithmIdentifier​(ASN1ObjectIdentifier algorithm, ASN1Encodable parameters)` |

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `ASN1ObjectIdentifier` | `getAlgorithm()` |
    `static AlgorithmIdentifier` | `getInstance​(java.lang.Object obj)` |
    `static AlgorithmIdentifier` | `getInstance​(ASN1TaggedObject obj, boolean explicit)` |
    `ASN1ObjectIdentifier` | `getObjectId()` | Deprecated.
    `ASN1Encodable` | `getParameters()` |
    `ASN1Primitive` | `toASN1Primitive()` | Produce an object suitable for an ASN1OutputStream.

    - ### Methods inherited from class org.bouncycastle.asn1.ASN1Object

      `encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode`

    - ### Methods inherited from class java.lang.Object

      `clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### AlgorithmIdentifier

          public AlgorithmIdentifier​(ASN1ObjectIdentifier algorithm)

    - #### AlgorithmIdentifier

          public AlgorithmIdentifier​(ASN1ObjectIdentifier algorithm,
                                     ASN1Encodable parameters)

  - ### Method Detail

    - #### getInstance

          public static AlgorithmIdentifier getInstance​(ASN1TaggedObject obj,
                                                        boolean explicit)

    - #### getInstance

          public static AlgorithmIdentifier getInstance​(java.lang.Object obj)

    - #### getAlgorithm

          public ASN1ObjectIdentifier getAlgorithm()

    - #### getObjectId

          @Deprecated
          public ASN1ObjectIdentifier getObjectId()

      Deprecated.

    - #### getParameters

          public ASN1Encodable getParameters()

    - #### toASN1Primitive

          public ASN1Primitive toASN1Primitive()

      Produce an object suitable for an ASN1OutputStream.

                AlgorithmIdentifier ::= SEQUENCE {
                                      algorithm OBJECT IDENTIFIER,
                                      parameters ANY DEFINED BY algorithm OPTIONAL }

      Specified by:
        `toASN1Primitive` in interface `ASN1Encodable`
      Specified by:
        `toASN1Primitive` in class `ASN1Object`
      Returns:
        a primitive representation of this object.