gnu.inet.ldap

Class BEREncoder

java.lang.Object

gnu.inet.ldap.BEREncoder

public class BEREncoder
extends Object

Utility class to construct BER-encoded data.

Author:

Chris Burdess

Constructor Summary

Constructors

Constructor and Description
BEREncoder(boolean utf8) Constructor.
BEREncoder(boolean utf8, int initialSize) Constructor.

Method Summary

Modifier and Type	Method and Description
void	append(boolean value) Appends a boolean value.
void	append(boolean value, int code) Appends a boolean value with the specified ASN.1 type code.
void	append(byte[] bytes) Appends an octetstring value.
void	append(byte[] bytes, int code) Appends an octetstring value with the specified ASN.1 type code.
void	append(int value) Appends an integer value.
void	append(int value, int code) Appends an integer value with the specified ASN.1 type code.
void	append(String value) Appends a string value.
void	append(String value, int code) Appends a string value with the specified ASN.1 type code.
void	appendFilter(String filter) Appends an RFC2254 search filter to this encoder.
void	appendNull() Appends a BER NULL value.
void	reset() Reset this encoder for reuse.
int	size() Returns the current size of the encoded data.
byte[]	toByteArray() Returns the encoded data.

Methods inherited from class java.lang.Object

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

Constructor Detail

BEREncoder

public BEREncoder(boolean utf8)

Constructor.

Parameters:

utf - whether to use UTF-8 for encoding strings

BEREncoder

public BEREncoder(boolean utf8,
                  int initialSize)

Constructor.

Parameters:

utf - whether to use UTF-8 for encoding strings

initialSize - the initial buffer size

Method Detail

reset

public void reset()

Reset this encoder for reuse.

size

public int size()

Returns the current size of the encoded data.

toByteArray

public byte[] toByteArray()

Returns the encoded data.

append

public void append(boolean value)

Appends a boolean value.

Parameters:

value - the value

append

public void append(boolean value,
                   int code)

Appends a boolean value with the specified ASN.1 type code.

Parameters:

value - the value

code - the type code

append

public void append(int value)

Appends an integer value.

Parameters:

value - the value

append

public void append(int value,
                   int code)

Appends an integer value with the specified ASN.1 type code.

Parameters:

value - the value

code - the type code

append

public void append(byte[] bytes)
            throws BERException

Appends an octetstring value.

Parameters:

bytes - the value

Throws:

BERException

append

public void append(byte[] bytes,
                   int code)
            throws BERException

Appends an octetstring value with the specified ASN.1 type code. Sequences and sets can be appended by using the corresponding type codes from BERConstants.

Parameters:

bytes - the value

code - the type code

Throws:

BERException

append

public void append(String value)
            throws BERException

Appends a string value.

Parameters:

value - the value

Throws:

BERException

append

public void append(String value,
                   int code)
            throws BERException

Appends a string value with the specified ASN.1 type code.

Parameters:

value - the value

code - the type code

Throws:

BERException

appendNull

public void appendNull()

Appends a BER NULL value.

appendFilter

public void appendFilter(String filter)
                  throws BERException

Appends an RFC2254 search filter to this encoder.

Parameters:

filter - the filter expression

Throws:

BERException