jadex.commons.transformation.binaryserializer

Class DecodingContext

java.lang.Object

jadex.commons.transformation.binaryserializer.DecodingContext

public class DecodingContext
extends Object

Context for decoding a binary-encoded object.

Constructor Summary

Constructors

Constructor and Description
DecodingContext(byte[] content, List<IDecoderHandler> postprocessors, Object usercontext, ClassLoader classloader, IErrorReporter errorreporter) Creates a new DecodingContext.
DecodingContext(byte[] content, List<IDecoderHandler> postprocessors, Object usercontext, ClassLoader classloader, IErrorReporter errorreporter, int offset) Creates a new DecodingContext with specific offset.

Method Summary

Methods

Modifier and Type	Method and Description
ByteBuffer	getByteBuffer(int length) Gets a ByteBuffer window of the content.
ClassLoader	getClassloader() Gets the classloader.
byte[]	getContent() Gets the content being decoded.
String	getCurrentClassName() Gets the current class name.
IErrorReporter	getErrorReporter() Gets the error reporter.
Map<Integer,Object>	getKnownObjects() Returns the known objects.
Object	getLastObject() Returns the last object decoded.
int	getOffset() Gets the current offset.
List<IDecoderHandler>	getPostProcessors() Returns the handlers used for post-processing.
Object	getUserContext() Returns the user context.
void	incOffset(int val) Increases the offset.
byte[]	read(int count) Reads a number of bytes from the buffer.
boolean	readBoolean() Reads a boolean value from the buffer.
String	readClassname() Helper method for decoding a class name.
long	readSignedVarInt() Helper method for decoding a signed variable-sized integer (VarInt).
String	readString() Helper method for decoding a string.
long	readVarInt() Helper method for decoding a variable-sized integer (VarInt).
void	setLastObject(Object lastobject) Sets the last object decoded.

Methods inherited from class java.lang.Object

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

Constructor Detail

DecodingContext

public DecodingContext(byte[] content,
               List<IDecoderHandler> postprocessors,
               Object usercontext,
               ClassLoader classloader,
               IErrorReporter errorreporter)

Creates a new DecodingContext.

Parameters:

classloader - The classloader.

content - The content being decoded.

DecodingContext

public DecodingContext(byte[] content,
               List<IDecoderHandler> postprocessors,
               Object usercontext,
               ClassLoader classloader,
               IErrorReporter errorreporter,
               int offset)

Creates a new DecodingContext with specific offset.

Parameters:

content - The content being decoded.

offset - The offset.

Method Detail

getPostProcessors

public List<IDecoderHandler> getPostProcessors()

Returns the handlers used for post-processing.

Returns:

Post-processing handlers.

getKnownObjects

public Map<Integer,Object> getKnownObjects()

Returns the known objects.

Returns:

Known objects.

getLastObject

public Object getLastObject()

Returns the last object decoded.

Returns:

The last object decoded.

getUserContext

public Object getUserContext()

Returns the user context.

Returns:

The user context.

setLastObject

public void setLastObject(Object lastobject)

Sets the last object decoded.

Parameters:

lastobject - The last object decoded.

getCurrentClassName

public String getCurrentClassName()

Gets the current class name.

Returns:

The current class name.

getErrorReporter

public IErrorReporter getErrorReporter()

Gets the error reporter.

Returns:

The error reporter.

incOffset

public void incOffset(int val)

Increases the offset.

Parameters:

val - The value to increase the offset.

getOffset

public int getOffset()

Gets the current offset.

Parameters:

offset - The offset.

getClassloader

public ClassLoader getClassloader()

Gets the classloader.

Returns:

The classloader.

getContent

public byte[] getContent()

Gets the content being decoded.

Returns:

The content.

read

public byte[] read(int count)

Reads a number of bytes from the buffer.

Parameters:

count - Number of bytes.

Returns:

Byte array with the bytes.

readBoolean

public boolean readBoolean()

Reads a boolean value from the buffer.

Returns:

Boolean value.

getByteBuffer

public ByteBuffer getByteBuffer(int length)

Gets a ByteBuffer window of the content.

Parameters:

length - The length in bytes.

Returns:

The ByteBuffer.

readClassname

public String readClassname()

Helper method for decoding a class name.

Returns:

String encoded at the current position.

readString

public String readString()

Helper method for decoding a string.

Returns:

String encoded at the current position.

readVarInt

public long readVarInt()

Helper method for decoding a variable-sized integer (VarInt).

Returns:

The decoded value.

readSignedVarInt

public long readSignedVarInt()

Helper method for decoding a signed variable-sized integer (VarInt).

Returns:

The decoded value.