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## org.bouncycastle.asn1.x509
Class Extensions

    java.lang.Object
      org.bouncycastle.asn1.ASN1Object
          org.bouncycastle.asn1.x509.Extensions

All Implemented Interfaces:
  ASN1Encodable, Encodable

public class Extensions
extends ASN1Object

Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension Extension ::= SEQUENCE { extnId EXTENSION.&id ({ExtensionSet}), critical BOOLEAN DEFAULT FALSE, extnValue OCTET STRING }

Constructor Summary
`Extensions(Extension extension)` Base Constructor
`Extensions(Extension[] extensions)` Base Constructor

Method Summary
`boolean` | `equivalent(Extensions other)`
`ASN1ObjectIdentifier[]` | `getCriticalExtensionOIDs()`
`Extension` | `getExtension(ASN1ObjectIdentifier oid)` return the extension represented by the object identifier passed in.
`static Extension` | `getExtension(Extensions extensions, ASN1ObjectIdentifier oid)`
`ASN1ObjectIdentifier[]` | `getExtensionOIDs()`
`ASN1Encodable` | `getExtensionParsedValue(ASN1ObjectIdentifier oid)` return the parsed value of the extension represented by the object identifier passed in.
`static ASN1Encodable` | `getExtensionParsedValue(Extensions extensions, ASN1ObjectIdentifier oid)`
`ASN1OctetString` | `getExtensionValue(ASN1ObjectIdentifier oid)` return the value of the extension represented by the object identifier passed in.
`static ASN1OctetString` | `getExtensionValue(Extensions extensions, ASN1ObjectIdentifier oid)`
`static Extensions` | `getInstance(ASN1TaggedObject obj, boolean explicit)`
`static Extensions` | `getInstance(java.lang.Object obj)`
`ASN1ObjectIdentifier[]` | `getNonCriticalExtensionOIDs()`
`boolean` | `hasAnyCriticalExtensions()`
`java.util.Enumeration` | `oids()` return an Enumeration of the extension field's object ids.
`ASN1Primitive` | `toASN1Primitive()` Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension Extension ::= SEQUENCE { extnId EXTENSION.

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

### Extensions

    public Extensions(Extension extension)

  Base Constructor

Parameters:
  `extension` - a single extension.

### Extensions

    public Extensions(Extension[] extensions)

  Base Constructor

Parameters:
  `extensions` - an array of extensions.

Method Detail

### getExtension

    public static Extension getExtension(Extensions extensions,
                                         ASN1ObjectIdentifier oid)

### getExtensionParsedValue

    public static ASN1Encodable getExtensionParsedValue(Extensions extensions,
                                                        ASN1ObjectIdentifier oid)

### getExtensionValue

    public static ASN1OctetString getExtensionValue(Extensions extensions,
                                                    ASN1ObjectIdentifier oid)

### getInstance

    public static Extensions getInstance(ASN1TaggedObject obj,
                                         boolean explicit)

### getInstance

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

### oids

    public java.util.Enumeration oids()

  return an Enumeration of the extension field's object ids.

### getExtension

    public Extension getExtension(ASN1ObjectIdentifier oid)

  return the extension represented by the object identifier passed in.

  Returns:
    the extension if it's present, null otherwise.

### getExtensionParsedValue

    public ASN1Encodable getExtensionParsedValue(ASN1ObjectIdentifier oid)

  return the parsed value of the extension represented by the object identifier passed in.

  Returns:
    the parsed value of the extension if it's present, null otherwise.

### getExtensionValue

    public ASN1OctetString getExtensionValue(ASN1ObjectIdentifier oid)

  return the value of the extension represented by the object identifier passed in.

  Returns:
    the value of the extension if it's present, null otherwise.

### toASN1Primitive

    public ASN1Primitive toASN1Primitive()

  Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension Extension ::= SEQUENCE { extnId EXTENSION.&id ({ExtensionSet}), critical BOOLEAN DEFAULT FALSE, extnValue OCTET STRING }

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

### equivalent

    public boolean equivalent(Extensions other)

### getExtensionOIDs

    public ASN1ObjectIdentifier[] getExtensionOIDs()

### getNonCriticalExtensionOIDs

    public ASN1ObjectIdentifier[] getNonCriticalExtensionOIDs()

### getCriticalExtensionOIDs

    public ASN1ObjectIdentifier[] getCriticalExtensionOIDs()

### hasAnyCriticalExtensions

    public boolean hasAnyCriticalExtensions()

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