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com.lowagie.bc.asn1
Class DEREnumerated  view DEREnumerated download DEREnumerated.java

java.lang.Object
  extended bycom.lowagie.bc.asn1.DERObject
      extended bycom.lowagie.bc.asn1.DEREnumerated
All Implemented Interfaces:
DEREncodable, DERTags

public class DEREnumerated
extends DERObject


Field Summary
(package private)  byte[] bytes
           
 
Fields inherited from interface com.lowagie.bc.asn1.DERTags
APPLICATION, BIT_STRING, BMP_STRING, BOOLEAN, CONSTRUCTED, ENUMERATED, EXTERNAL, GENERAL_STRING, GENERALIZED_TIME, GRAPHIC_STRING, IA5_STRING, INTEGER, NULL, NUMERIC_STRING, OBJECT_IDENTIFIER, OCTET_STRING, PRINTABLE_STRING, SEQUENCE, SEQUENCE_OF, SET, SET_OF, T61_STRING, TAGGED, UNIVERSAL_STRING, UTC_TIME, UTF8_STRING, VIDEOTEX_STRING, VISIBLE_STRING
 
Constructor Summary
DEREnumerated(java.math.BigInteger value)
           
DEREnumerated(byte[] bytes)
           
DEREnumerated(int value)
           
 
Method Summary
(package private)  void encode(DEROutputStream out)
           
 boolean equals(java.lang.Object o)
          Determine whether this Object is semantically equal to another Object.
static DEREnumerated getInstance(ASN1TaggedObject obj, boolean explicit)
          return an Enumerated from a tagged object.
static DEREnumerated getInstance(java.lang.Object obj)
          return an integer from the passed in object
 java.math.BigInteger getValue()
           
 
Methods inherited from class com.lowagie.bc.asn1.DERObject
getDERObject
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

bytes

byte[] bytes
Constructor Detail

DEREnumerated

public DEREnumerated(int value)

DEREnumerated

public DEREnumerated(java.math.BigInteger value)

DEREnumerated

public DEREnumerated(byte[] bytes)
Method Detail

getInstance

public static DEREnumerated getInstance(java.lang.Object obj)
return an integer from the passed in object


getInstance

public static DEREnumerated getInstance(ASN1TaggedObject obj,
                                        boolean explicit)
return an Enumerated from a tagged object.


getValue

public java.math.BigInteger getValue()

encode

void encode(DEROutputStream out)
      throws java.io.IOException
Specified by:
encode in class DERObject

equals

public boolean equals(java.lang.Object o)
Description copied from class: java.lang.Object
Determine whether this Object is semantically equal to another Object.

There are some fairly strict requirements on this method which subclasses must follow:

  • It must be transitive. If a.equals(b) and b.equals(c), then a.equals(c) must be true as well.
  • It must be symmetric. a.equals(b) and b.equals(a) must have the same value.
  • It must be reflexive. a.equals(a) must always be true.
  • It must be consistent. Whichever value a.equals(b) returns on the first invocation must be the value returned on all later invocations.
  • a.equals(null) must be false.
  • It must be consistent with hashCode(). That is, a.equals(b) must imply a.hashCode() == b.hashCode(). The reverse is not true; two objects that are not equal may have the same hashcode, but that has the potential to harm hashing performance.

This is typically overridden to throw a java.lang.ClassCastException if the argument is not comparable to the class performing the comparison, but that is not a requirement. It is legal for a.equals(b) to be true even though a.getClass() != b.getClass(). Also, it is typical to never cause a java.lang.NullPointerException.

In general, the Collections API (java.util) use the equals method rather than the == operator to compare objects. However, java.util.IdentityHashMap is an exception to this rule, for its own good reasons.

The default implementation returns this == o.