Package netscape.ldap.ber.stream

Class BERNull

java.lang.Object

netscape.ldap.ber.stream.BERElement

netscape.ldap.ber.stream.BERNull

All Implemented Interfaces:

Serializable

public class BERNull
extends BERElement

This class is for the NULL type.

 ENCODING RULE:
   tag = 0x05
   length value is zero (short or long form).
   no contents

 Example 1:  (short form)
   05 00
 Example 2:  (long form)
   05 81 00
 

Version:

1.0 seeAlso CCITT X.209

See Also:

• Serialized Form

Field Summary

Fields inherited from class netscape.ldap.ber.stream.BERElement

ANY, APPLICATION, BITSTRING, BOOLEAN, CHOICE, CONSTRUCTED, CONTEXT, ENUMERATED, EOC, EXOP_REQ_OID, EXOP_REQ_VALUE, EXOP_RES_OID, EXOP_RES_VALUE, GENERALSTRING, GRAPHICSTRING, IA5STRING, INTEGER, MRA_DNATTRS, MRA_OID, MRA_TYPE, MRA_VALUE, NULL, NUMERICSTRING, OBJECTID, OCTETSTRING, PRIMITIVE, PRINTABLESTRING, PRIVATE, REAL, SASLCONTEXT, SEQUENCE, SET, SK_MATCHRULE, SK_REVERSE, SR_ATTRTYPE, TAG, TELETEXSTRING, UNIVERSAL, UTCTIME, VIDEOTEXSTRING, VISIBLESTRING

Constructor Summary

Constructors

Constructor	Description
BERNull()	Constructs a NULL element.
BERNull(InputStream stream, int[] bytes_read)	Constructs a null element from an input stream.

Method Summary

Modifier and Type	Method	Description
int	getType()	Gets the element type.
String	toString()	Gets the string representation.
void	write(OutputStream stream)	Sends the BER encoding directly to stream.

Methods inherited from class netscape.ldap.ber.stream.BERElement

byteToHexString, getElement, readLengthOctets, readTwosComplement, readUnsignedBinary, sendDefiniteLength

Methods inherited from class java.lang.Object

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

Constructor Details

BERNull

public BERNull()

Constructs a NULL element.

BERNull

public BERNull(InputStream stream,
 int[] bytes_read)
        throws IOException

Constructs a null element from an input stream.

Parameters:

stream - input stream from socket

bytes_read - array of 1 int; value incremented by number of bytes read from stream

Throws:

IOException - failed to construct

Method Details

write

public void write(OutputStream stream)
           throws IOException

Sends the BER encoding directly to stream.

Specified by:

write in class BERElement

Parameters:

stream - output stream

Throws:

IOException - failed to write

getType

public int getType()

Gets the element type.

Specified by:

getType in class BERElement

Returns:

element type.

toString

public String toString()

Gets the string representation.

Specified by:

toString in class BERElement

Returns:

string representation of tag.