org.glassfish.grizzly.http.util
Class DataChunk

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

Direct Known Subclasses:

CacheableDataChunk

public class DataChunk
extends java.lang.Object

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(BufferChunk bufferChunk, CharChunk charChunk, java.lang.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(java.lang.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(java.lang.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()
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(java.lang.String s, int fromIndex) Returns true if the message bytes starts with the specified string.
boolean	isNull()
static DataChunk	newInstance()
static DataChunk	newInstance(BufferChunk bufferChunk, CharChunk charChunk, java.lang.String stringValue)
void	notifyDirectUpdate()
protected void	onContentChanged()
void	recycle()
protected void	reset()
protected void	resetBuffer()
protected void	resetCharChunk()
protected void	resetString()
void	set(DataChunk value)
void	setBuffer(Buffer buffer)
void	setBuffer(Buffer buffer, boolean disposeOnRecycle)
void	setBuffer(Buffer buffer, int position, int limit)
void	setChars(char[] chars, int position, int limit)
void	setString(java.lang.String string)
boolean	startsWith(java.lang.String s, int pos) Returns true if the DataChunk starts with the specified string.
boolean	startsWithIgnoreCase(java.lang.String s, int pos) Returns true if the DataChunk starts with the specified string.
void	toChars(java.nio.charset.Charset charset)
DataChunk	toImmutable()
java.lang.String	toString()
java.lang.String	toString(java.nio.charset.Charset charset)

Methods inherited from class java.lang.Object

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

Constructor Detail

DataChunk

protected DataChunk()

DataChunk

protected DataChunk(BufferChunk bufferChunk,
                    CharChunk charChunk,
                    java.lang.String stringValue)

Method Detail

newInstance

public static DataChunk newInstance()

newInstance

public static DataChunk newInstance(BufferChunk bufferChunk,
                                    CharChunk charChunk,
                                    java.lang.String stringValue)

toImmutable

public DataChunk toImmutable()

getType

public DataChunk.Type getType()

set

public void set(DataChunk value)

notifyDirectUpdate

public void notifyDirectUpdate()

getBufferChunk

public BufferChunk getBufferChunk()

setBuffer

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

setBuffer

public void setBuffer(Buffer buffer)

setBuffer

public void setBuffer(Buffer buffer,
                      boolean disposeOnRecycle)

getCharChunk

public CharChunk getCharChunk()

setChars

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

setString

public void setString(java.lang.String string)

duplicate

public void duplicate(DataChunk src)

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

toChars

public void toChars(java.nio.charset.Charset charset)
             throws java.io.CharConversionException

Throws:

java.io.CharConversionException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toString

public java.lang.String toString(java.nio.charset.Charset charset)

onContentChanged

protected void onContentChanged()

getLength

public int getLength()

Returns the DataChunk length.

Returns:

the DataChunk length.

getStart

public int getStart()

Returns the DataChunk start position.

Returns:

the DataChunk start position.

getEnd

public int getEnd()

Returns the DataChunk end position.

Returns:

the DataChunk end position.

indexOf

public final int indexOf(char c,
                         int fromIndex)

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

Parameters:

c - the character

fromIndex - The start position

indexOf

public final int indexOf(java.lang.String s,
                         int fromIndex)

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

Parameters:

s - the string

fromIndex - The start position

delete

public final void delete(int from,
                         int to)

equals

public boolean equals(java.lang.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 java.lang.Object

Returns:

DataChunk hash code.

equalsIgnoreCase

public boolean equalsIgnoreCase(java.lang.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(java.lang.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(java.lang.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()

resetString

protected void resetString()

reset

protected void reset()

recycle

public void recycle()