jade.content.frame

Class LEAPFrameCodec

java.lang.Object

jade.content.frame.LEAPFrameCodec

All Implemented Interfaces:

Serializable

public class LEAPFrameCodec
extends Object
implements Serializable

Author:

Giovanni Caire - TILAB

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static byte	AGGREGATE
private static byte	BOOLEAN
private static byte	BYTE_SEQUENCE
private static byte	CONTENT_ELEMENT_LIST
private static byte	DATE
private static byte	ELEMENT
private static byte	END
private static byte	FLOAT
private static byte	INTEGER
private static byte	MODIFIER
static String	NAME
private static byte	OBJECT
private ByteArrayOutputStream	outBuffer
private DataOutputStream	outStream
private static byte	STRING
private Vector	stringReferences
private static byte	UNMODIFIER

Constructor Summary

Constructors

Constructor and Description
LEAPFrameCodec()

Method Summary

Modifier and Type	Method and Description
private QualifiedFrame	aidToFrame(AID id)
Frame	decode(byte[] content) Transform a sequence of bytes encoded according to the LEAP language into a Frame
byte[]	encode(Frame content) Transform a Frame into a sequence of bytes encoded according to the LEAP language
private void	fillOrderedFrame(DataInputStream stream, OrderedFrame f)
private AID	frameToAid(QualifiedFrame f)
private Object	read(DataInputStream stream)
private void	readObject(ObjectInputStream oin)
private String	readString(DataInputStream stream, byte tag)
private void	write(DataOutputStream stream, Object obj)
private void	writeString(DataOutputStream stream, byte tag, String s)

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

outBuffer

private transient ByteArrayOutputStream outBuffer

outStream

private transient DataOutputStream outStream

stringReferences

private transient Vector stringReferences

STRING

private static final byte STRING

See Also:

Constant Field Values

BOOLEAN

private static final byte BOOLEAN

See Also:

Constant Field Values

INTEGER

private static final byte INTEGER

See Also:

Constant Field Values

FLOAT

private static final byte FLOAT

See Also:

Constant Field Values

DATE

private static final byte DATE

See Also:

Constant Field Values

BYTE_SEQUENCE

private static final byte BYTE_SEQUENCE

See Also:

Constant Field Values

AGGREGATE

private static final byte AGGREGATE

See Also:

Constant Field Values

CONTENT_ELEMENT_LIST

private static final byte CONTENT_ELEMENT_LIST

See Also:

Constant Field Values

OBJECT

private static final byte OBJECT

See Also:

Constant Field Values

ELEMENT

private static final byte ELEMENT

See Also:

Constant Field Values

END

private static final byte END

See Also:

Constant Field Values

MODIFIER

private static final byte MODIFIER

See Also:

Constant Field Values

UNMODIFIER

private static final byte UNMODIFIER

See Also:

Constant Field Values

Constructor Detail

LEAPFrameCodec

public LEAPFrameCodec()

Method Detail

readObject

private void readObject(ObjectInputStream oin)
                 throws IOException,
                        ClassNotFoundException

Throws:

IOException

ClassNotFoundException

encode

public byte[] encode(Frame content)
              throws FrameException

Transform a Frame into a sequence of bytes encoded according to the LEAP language

Parameters:

content - The Frame to be transformed

Throws:

FrameException

decode

public Frame decode(byte[] content)
             throws FrameException

Transform a sequence of bytes encoded according to the LEAP language into a Frame

Parameters:

content - The sequence of bytes to be transformed.

Throws:

FrameException

write

private void write(DataOutputStream stream,
                   Object obj)
            throws Throwable

Throws:

Throwable

read

private Object read(DataInputStream stream)
             throws Throwable

Throws:

Throwable

fillOrderedFrame

private void fillOrderedFrame(DataInputStream stream,
                              OrderedFrame f)
                       throws Throwable

Throws:

Throwable

writeString

private final void writeString(DataOutputStream stream,
                               byte tag,
                               String s)
                        throws Throwable

Throws:

Throwable

readString

private final String readString(DataInputStream stream,
                                byte tag)
                         throws Throwable

Throws:

Throwable

aidToFrame

private final QualifiedFrame aidToFrame(AID id)

frameToAid

private final AID frameToAid(QualifiedFrame f)