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## org.bouncycastle.asn1.x509
Class AlgorithmIdentifier

    java.lang.Object
      |
      +--org.bouncycastle.asn1.x509.AlgorithmIdentifier

All Implemented Interfaces:
  DEREncodable

Direct Known Subclasses:
  EncryptionScheme, KeyDerivationFunc, PBES2Algorithms

public class AlgorithmIdentifier
extends java.lang.Object
implements DEREncodable

Constructor Summary
`AlgorithmIdentifier(ASN1Sequence seq)`
`AlgorithmIdentifier(DERObjectIdentifier objectId)`
`AlgorithmIdentifier(DERObjectIdentifier objectId, DEREncodable parameters)`
`AlgorithmIdentifier(java.lang.String objectId)`

Method Summary
`boolean` | `equals(java.lang.Object o)`
`DERObject` | `getDERObject()` AlgorithmIdentifier ::= SEQUENCE { algorithm OBJECT IDENTIFIER, parameters ANY DEFINED BY algorithm OPTIONAL }
`static AlgorithmIdentifier` | `getInstance(ASN1TaggedObject obj, boolean explicit)`
`static AlgorithmIdentifier` | `getInstance(java.lang.Object obj)`
`DERObjectIdentifier` | `getObjectId()`
`DEREncodable` | `getParameters()`

Methods inherited from class java.lang.Object
`clone, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### AlgorithmIdentifier

    public AlgorithmIdentifier(DERObjectIdentifier objectId)

### AlgorithmIdentifier

    public AlgorithmIdentifier(java.lang.String objectId)

### AlgorithmIdentifier

    public AlgorithmIdentifier(DERObjectIdentifier objectId,
                               DEREncodable parameters)

### AlgorithmIdentifier

    public AlgorithmIdentifier(ASN1Sequence seq)

Method Detail

### getInstance

    public static AlgorithmIdentifier getInstance(ASN1TaggedObject obj,
                                                  boolean explicit)

### getInstance

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

### getObjectId

    public DERObjectIdentifier getObjectId()

### getParameters

    public DEREncodable getParameters()

### getDERObject

    public DERObject getDERObject()

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

  Specified by:
    `getDERObject` in interface `DEREncodable`

### equals

    public boolean equals(java.lang.Object o)

  Overrides:
    `equals` in class `java.lang.Object`

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