org.glassfish.grizzly.http.util
Class DataChunk

java.lang.Object
  org.glassfish.grizzly.http.util.DataChunk

All Implemented Interfaces:

Chunk

Direct Known Subclasses:

CacheableDataChunk

public class DataChunk
extends Object
implements Chunk

Buffer chunk representation. Helps HTTP module to avoid redundant String creation.

Author:

Alexey Stashok

Nested Class Summary

static class

DataChunk.Type

Constructor Summary

protected	DataChunk()
protected	DataChunk(ByteChunk byteChunk, BufferChunk bufferChunk, CharChunk charChunk, String stringValue)

Method Summary

void	delete(int from, int to)
void	duplicate(DataChunk src) Copy the src into this DataChunk, allocating more space if needed
boolean	equals(String s) Compares the message bytes to the specified String object.
boolean	equalsIgnoreCase(byte[] b) Compares the message bytes to the specified String object.
boolean	equalsIgnoreCase(String s) Compares the message bytes to the specified String object.
boolean	equalsIgnoreCaseLowerCase(byte[] b) Compares the data chunk to the specified byte array representing lower-case ASCII characters.
BufferChunk	getBufferChunk()
ByteChunk	getByteChunk()
CharChunk	getCharChunk()
int	getEnd() Returns the DataChunk end position.
int	getLength() Returns the DataChunk length.
int	getStart() Returns the DataChunk start position.
DataChunk.Type	getType()
int	hashCode() Returns DataChunk hash code.
int	indexOf(char c, int fromIndex) Returns true if the message bytes starts with the specified string.
int	indexOf(String s, int fromIndex) Returns true if the message bytes starts with the specified string.
boolean	isNull()
static DataChunk	newInstance()
static DataChunk	newInstance(ByteChunk byteChunk, BufferChunk bufferChunk, CharChunk charChunk, String stringValue)
void	notifyDirectUpdate() Notify the Chunk that its content is going to be changed directly
protected void	onContentChanged()
void	recycle()
protected void	reset()
protected void	resetBuffer()
protected void	resetByteChunk()
protected void	resetCharChunk()
protected void	resetString()
void	set(DataChunk value)
void	set(DataChunk value, int start, int end)
void	setBuffer(Buffer buffer)
void	setBuffer(Buffer buffer, int position, int limit)
void	setBytes(byte[] bytes)
void	setBytes(byte[] bytes, int position, int limit)
void	setChars(char[] chars, int position, int limit)
void	setEnd(int end) Sets the DataChunk end position.
void	setStart(int start) Sets the DataChunk start position.
void	setString(String string)
boolean	startsWith(String s, int pos) Returns true if the DataChunk starts with the specified string.
boolean	startsWithIgnoreCase(String s, int pos) Returns true if the DataChunk starts with the specified string.
void	toChars(Charset charset)
DataChunk	toImmutable()
String	toString()
String	toString(Charset charset)
String	toString(int start, int end)

Methods inherited from class java.lang.Object

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

Constructor Detail

DataChunk

protected DataChunk()

DataChunk

protected DataChunk(ByteChunk byteChunk,
                    BufferChunk bufferChunk,
                    CharChunk charChunk,
                    String stringValue)

Method Detail

newInstance

public static DataChunk newInstance()

newInstance

public static DataChunk newInstance(ByteChunk byteChunk,
                                    BufferChunk bufferChunk,
                                    CharChunk charChunk,
                                    String stringValue)

toImmutable

public DataChunk toImmutable()

getType

public DataChunk.Type getType()

set

public void set(DataChunk value)

set

public void set(DataChunk value,
                int start,
                int end)

notifyDirectUpdate

public void notifyDirectUpdate()

Notify the Chunk that its content is going to be changed directly

getBufferChunk

public BufferChunk getBufferChunk()

setBuffer

public void setBuffer(Buffer buffer,
                      int position,
                      int limit)

setBuffer

public void setBuffer(Buffer buffer)

getCharChunk

public CharChunk getCharChunk()

setChars

public void setChars(char[] chars,
                     int position,
                     int limit)

getByteChunk

public ByteChunk getByteChunk()

setBytes

public void setBytes(byte[] bytes)

setBytes

public void setBytes(byte[] bytes,
                     int position,
                     int limit)

setString

public void setString(String string)

duplicate

public void duplicate(DataChunk src)

Copy the src into this DataChunk, allocating more space if needed

toChars

public void toChars(Charset charset)
             throws CharConversionException

Throws:

CharConversionException

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(Charset charset)

onContentChanged

protected void onContentChanged()

getLength

public int getLength()

Returns the DataChunk length.

Specified by:

getLength in interface Chunk

Returns:

the DataChunk length.

getStart

public int getStart()

Returns the DataChunk start position.

Specified by:

getStart in interface Chunk

Returns:

the DataChunk start position.

setStart

public void setStart(int start)

Sets the DataChunk start position.

Specified by:

setStart in interface Chunk

Parameters:

start - the DataChunk start position.

getEnd

public int getEnd()

Returns the DataChunk end position.

Specified by:

getEnd in interface Chunk

Returns:

the DataChunk end position.

setEnd

public void setEnd(int end)

Sets the DataChunk end position.

Specified by:

setEnd in interface Chunk

Parameters:

end - the DataChunk end position.

indexOf

public final int indexOf(char c,
                         int fromIndex)

Returns true if the message bytes starts with the specified string.

Specified by:

indexOf in interface Chunk

Parameters:

c - the character

fromIndex - The start position

indexOf

public final int indexOf(String s,
                         int fromIndex)

Returns true if the message bytes starts with the specified string.

Specified by:

indexOf in interface Chunk

Parameters:

s - the string

fromIndex - The start position

delete

public final void delete(int from,
                         int to)

Specified by:

delete in interface Chunk

toString

public String toString(int start,
                       int end)

Specified by:

toString in interface Chunk

equals

public boolean equals(String s)

Compares the message bytes to the specified String object.

Parameters:

s - the String to compare

Returns:

true if the comparison succeeded, false otherwise

hashCode

public int hashCode()

Returns DataChunk hash code.

Overrides:

hashCode in class Object

Returns:

DataChunk hash code.

equalsIgnoreCase

public boolean equalsIgnoreCase(String s)

Compares the message bytes to the specified String object.

Parameters:

s - the String to compare

Returns:

true if the comparison succeeded, false otherwise

equalsIgnoreCase

public final boolean equalsIgnoreCase(byte[] b)

Compares the message bytes to the specified String object.

Parameters:

b - the byte[] to compare

Returns:

true if the comparison succeeded, false otherwise

Since:

2.1.2

equalsIgnoreCaseLowerCase

public final boolean equalsIgnoreCaseLowerCase(byte[] b)

Compares the data chunk to the specified byte array representing lower-case ASCII characters.

Parameters:

b - the byte[] to compare

Returns:

true if the comparison succeeded, false otherwise

Since:

2.1.2

startsWith

public final boolean startsWith(String s,
                                int pos)

Returns true if the DataChunk starts with the specified string.

Parameters:

s - the string

pos - The start position

Returns:

true if the DataChunk starts with the specified string.

startsWithIgnoreCase

public final boolean startsWithIgnoreCase(String s,
                                          int pos)

Returns true if the DataChunk starts with the specified string.

Parameters:

s - the string

pos - The start position

Returns:

true if the DataChunk starts with the specified string.

isNull

public final boolean isNull()

resetBuffer

protected void resetBuffer()

resetCharChunk

protected void resetCharChunk()

resetByteChunk

protected void resetByteChunk()

resetString

protected void resetString()

reset

protected void reset()

recycle

public void recycle()