org.apache.directory.shared.asn1
Class Asn1Object

java.lang.Object
  org.apache.directory.shared.asn1.Asn1Object

Direct Known Subclasses:

Control, EntryChangeControl, Filter, GracefulAction, LdapAuthentication, LdapMessage, LdapResult, ManageDsaITControl, PSearchControl, StoredProcedure, StoredProcedureCall, SubEntryControl

public abstract class Asn1Object
extends java.lang.Object

An abstract class which implements basic TLV operations.

Field Summary

protected Asn1Object

parent The encapsulating Object

Constructor Summary

Asn1Object()

Method Summary

void	addLength(int length) Add a length to the object
abstract int	computeLength() Compute the object length, which is the sum of all inner length.
java.nio.ByteBuffer	encode(java.nio.ByteBuffer buffer) Encode the object to a PDU.
int	getCurrentLength() Get the current object length, which is the sum of all inner length already decoded.
int	getExpectedLength() Get the expected object length.
Asn1Object	getParent() Get the parent
void	setCurrentLength(int currentLength) Set the current length
void	setExpectedLength(int expectedLength) Set the expected length
void	setParent(Asn1Object parent) Set the parent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

parent

protected transient Asn1Object parent

The encapsulating Object

Constructor Detail

Asn1Object

public Asn1Object()

Method Detail

getCurrentLength

public int getCurrentLength()

Get the current object length, which is the sum of all inner length already decoded.

Returns:

The current object's length

computeLength

public abstract int computeLength()

Compute the object length, which is the sum of all inner length.

Returns:

The object's computed length

encode

public java.nio.ByteBuffer encode(java.nio.ByteBuffer buffer)
                           throws EncoderException

Encode the object to a PDU.

Parameters:

buffer - The buffer where to put the PDU

Returns:

The PDU.

Throws:

EncoderException

getExpectedLength

public int getExpectedLength()

Get the expected object length.

Returns:

The expected object's length

addLength

public void addLength(int length)
               throws DecoderException

Add a length to the object

Parameters:

length - The length to add.

Throws:

DecoderException - Thrown if the current length exceed the expected length

setExpectedLength

public void setExpectedLength(int expectedLength)

Set the expected length

Parameters:

expectedLength - The expectedLength to set.

setCurrentLength

public void setCurrentLength(int currentLength)

Set the current length

Parameters:

currentLength - The currentLength to set.

getParent

public Asn1Object getParent()

Get the parent

Returns:

Returns the parent.

setParent

public void setParent(Asn1Object parent)

Set the parent

Parameters:

parent - The parent to set.