Package de.cardcontact.tlv

Class ObjectIdentifier

java.lang.Object

de.cardcontact.tlv.TLV

de.cardcontact.tlv.PrimitiveTLV

de.cardcontact.tlv.ObjectIdentifier

All Implemented Interfaces:

TreeNode

public class ObjectIdentifier
extends PrimitiveTLV

Class to implement TLV encoded Object Identifier according to ASN.1

Author:

Andreas Schwier (info@cardcontact.de)

Field Summary

Fields inherited from class de.cardcontact.tlv.PrimitiveTLV

value

Fields inherited from class de.cardcontact.tlv.TLV

alternateLengthFormat, name, tag

Constructor Summary

Constructors

Constructor	Description
ObjectIdentifier(byte[] value)	Create object identifier from binary presentation
ObjectIdentifier(int[] oid)	Create object identifier
ObjectIdentifier(int[] baseoid, int[] extoid)	Create object identifier from base and extension
ObjectIdentifier(ParseBuffer pb)	Create object identifier from binary presentation
ObjectIdentifier(TLV tlv)	Copy constructor to convert PrimitiveTLV to typed object Make sure, that the parent is updated with the new reference
ObjectIdentifier(java.lang.String oid)	Create object identifier from string

Method Summary

Modifier and Type	Method	Description
static int[]	convertBytesToOID(byte[] value)	Helper to convert binary data into list of object identifier components
java.lang.String	dump(int indent)	Convert object identifier to ASN.1 string syntax
protected void	fromIntArray(int[] oid)	Helper to create value field from array of object identifier elements
protected void	fromString(java.lang.String oid)	Helper to create byte array from string
static ObjectIdentifier	getInstance(TLV tlv)	Convert - if needed - the PrimitiveTLV to a ObjectIdentifier
static ObjectIdentifier	getInstance(TLV tlv, Tag et)	Check tag and convert - if needed - the PrimitiveTLV to a ObjectIdentifier
int[]	getObjectIdentifier()	Return object identifier
static java.lang.String	getObjectIdentifierAsString(int[] oid)	Convert list of object identifier into dotted string format
java.lang.String	toString()	Return object identifier as ASN.1 string

Methods inherited from class de.cardcontact.tlv.PrimitiveTLV

equals, getChildAt, getChildCount, getDate, getIndex, getLength, getParent, getValue, hashCode, isLeaf, toByteArray, valueToByteArray

Methods inherited from class de.cardcontact.tlv.TLV

dump, dumpSingleLine, factory, factory, factory, getBytes, getLengthFieldAsByteArray, getLengthFieldSize, getLengthFieldSizeHelper, getName, getSize, getTag, lengthFromByteArray, lengthToByteArray, setName, setTag, useAlternateLengthEncoding

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ObjectIdentifier

public ObjectIdentifier(int[] oid)

Create object identifier

Parameters:

oid - Integer array with identifier

ObjectIdentifier

public ObjectIdentifier(ParseBuffer pb)
                 throws TLVEncodingException

Create object identifier from binary presentation

Parameters:

pb - Buffer with binary presentation

Throws:

TLVEncodingException

ObjectIdentifier

public ObjectIdentifier(byte[] value)

Create object identifier from binary presentation

Parameters:

pb - Buffer with binary presentation

ObjectIdentifier

public ObjectIdentifier(java.lang.String oid)

Create object identifier from string

Parameters:

oid - Dottet or blank separated object identifier

ObjectIdentifier

public ObjectIdentifier(int[] baseoid,
                        int[] extoid)

Create object identifier from base and extension

Parameters:

baseoid - Base object identifier

extoid - Extension added to base object identifier

ObjectIdentifier

public ObjectIdentifier(TLV tlv)
                 throws TLVEncodingException

Copy constructor to convert PrimitiveTLV to typed object Make sure, that the parent is updated with the new reference

Parameters:

tlv - the PrimitiveTLV object

Throws:

TLVEncodingException

Method Detail

getInstance

public static ObjectIdentifier getInstance(TLV tlv,
                                           Tag et)
                                    throws TLVEncodingException

Check tag and convert - if needed - the PrimitiveTLV to a ObjectIdentifier

Parameters:

tlv -

et - et tag used in implicit encoding

Throws:

TLVEncodingException

getInstance

public static ObjectIdentifier getInstance(TLV tlv)
                                    throws TLVEncodingException

Convert - if needed - the PrimitiveTLV to a ObjectIdentifier

Parameters:

tlv -

Returns:

Throws:

TLVEncodingException

fromIntArray

protected void fromIntArray(int[] oid)

Helper to create value field from array of object identifier elements

Parameters:

oid - Array containing object identifier elements

fromString

protected void fromString(java.lang.String oid)

Helper to create byte array from string

Parameters:

oid -

getObjectIdentifier

public int[] getObjectIdentifier()

Return object identifier

Returns:

Object identifier as int[]

convertBytesToOID

public static int[] convertBytesToOID(byte[] value)

Helper to convert binary data into list of object identifier components

Parameters:

value - Binary data

Returns:

Array of object identifiers

getObjectIdentifierAsString

public static java.lang.String getObjectIdentifierAsString(int[] oid)

Convert list of object identifier into dotted string format

Parameters:

oid - Array of object identifier

Returns:

String in dotted format

dump

public java.lang.String dump(int indent)

Convert object identifier to ASN.1 string syntax

Overrides:

dump in class PrimitiveTLV

Parameters:

indent - Left indentation

Returns:

String containing the ASN.1 representation

toString

public java.lang.String toString()

Return object identifier as ASN.1 string

Overrides:

toString in class PrimitiveTLV

Returns:

String in ASN.1 notation