Package com.itextpdf.io.source

Class HighPrecisionOutputStream<T extends java.io.OutputStream>

java.lang.Object

java.io.OutputStream

com.itextpdf.io.source.HighPrecisionOutputStream<T>

Type Parameters:

T - OutputStream

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

Direct Known Subclasses:

PdfOutputStream

public class HighPrecisionOutputStream<T extends java.io.OutputStream>
extends java.io.OutputStream

Output stream based on OutputStream for which it is possible to set high precision in order to write all floats and doubles with high precision.

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	closeStream
protected long	currentPos
private java.lang.Boolean	localHighPrecision
private ByteBuffer	numBuffer
protected java.io.OutputStream	outputStream

Constructor Summary

Constructors

Constructor	Description
HighPrecisionOutputStream(java.io.OutputStream outputStream)	Creates a new HighPrecisionOutputStream instance based on OutputStream instance.
HighPrecisionOutputStream(java.io.OutputStream outputStream, boolean localHighPrecision)	Creates a new HighPrecisionOutputStream instance based on OutputStream instance and precision setting value.

Method Summary

Modifier and Type	Method	Description
void	assignBytes(byte[] bytes, int count)	See ByteArrayOutputStream.assignBytes(byte[], int).
void	close()
void	flush()
long	getCurrentPos()	Gets current output stream position.
static boolean	getHighPrecision()	Gets global high precision setting.
boolean	getLocalHighPrecision()	Gets local high precision setting.
java.io.OutputStream	getOutputStream()	Gets internal OutputStream.
boolean	isCloseStream()	Returns true, if internal OutputStream have to be closed after close() call, false otherwise.
void	reset()	See ByteArrayOutputStream.reset().
void	setCloseStream(boolean closeStream)	Sets internal OutputStream to be closed after close().
static void	setHighPrecision(boolean value)	Sets global high precision setting for all HighPrecisionOutputStream instances.
void	setLocalHighPrecision(boolean value)	Sets local high precision setting for the HighPrecisionOutputStream.
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)
void	writeByte(byte value)	See OutputStream.write(int).
T	writeByte(int value)	Writes byte to internal OutputStream.
T	writeBytes(byte[] b)	See write(byte[]).
T	writeBytes(byte[] b, int off, int len)	See write(byte[], int, int).
T	writeDouble(double value)	Writes double to internal OutputStream in ISO format.
T	writeDouble(double value, boolean highPrecision)	Writes double to internal OutputStream in ISO format.
T	writeFloat(float value)	Writes float to internal OutputStream in ISO format.
T	writeFloat(float value, boolean highPrecision)	Writes float to internal OutputStream in ISO format.
T	writeFloats(float[] value)	Writes float array to internal OutputStream in ISO format.
T	writeInteger(int value)	Writes int to internal OutputStream in ISO format.
T	writeLong(long value)	Writes long to internal OutputStream in ISO format.
T	writeNewLine()	Writes new line to internal OutputStream.
T	writeSpace()	Writes space to internal OutputStream.
T	writeString(java.lang.String value)	Writes String to internal OutputStream in ISO format.

Methods inherited from class java.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

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

Field Detail

numBuffer

private final ByteBuffer numBuffer

localHighPrecision

private java.lang.Boolean localHighPrecision

outputStream

protected java.io.OutputStream outputStream

currentPos

protected long currentPos

closeStream

protected boolean closeStream

Constructor Detail

HighPrecisionOutputStream

public HighPrecisionOutputStream(java.io.OutputStream outputStream)

Creates a new HighPrecisionOutputStream instance based on OutputStream instance.

Parameters:

outputStream - the HighPrecisionOutputStream instance.

HighPrecisionOutputStream

public HighPrecisionOutputStream(java.io.OutputStream outputStream,
                                 boolean localHighPrecision)

Creates a new HighPrecisionOutputStream instance based on OutputStream instance and precision setting value.

Parameters:

outputStream - the OutputStream instance.

localHighPrecision - If true, all float and double values will be written with high precision. Global ByteUtils.HighPrecision setting will be overridden by this one.

Method Detail

getHighPrecision

public static boolean getHighPrecision()

Gets global high precision setting.

Returns:

global high precision setting.

setHighPrecision

public static void setHighPrecision(boolean value)

Sets global high precision setting for all HighPrecisionOutputStream instances.

Parameters:

value - if true, all floats and double will be written with high precision in all HighPrecisionOutputStream instances.

getLocalHighPrecision

public boolean getLocalHighPrecision()

Gets local high precision setting.

Returns:

local high precision setting.

setLocalHighPrecision

public void setLocalHighPrecision(boolean value)

Sets local high precision setting for the HighPrecisionOutputStream. Global ByteUtils.HighPrecision setting will be overridden by this one.

Parameters:

value - if true, all floats and double will be written with high precision in the underlying HighPrecisionOutputStream.

write

public void write(int b)
           throws java.io.IOException

Specified by:

write in class java.io.OutputStream

Throws:

java.io.IOException

write

public void write(byte[] b)
           throws java.io.IOException

Overrides:

write in class java.io.OutputStream

Throws:

java.io.IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws java.io.IOException

Overrides:

write in class java.io.OutputStream

Throws:

java.io.IOException

writeByte

public void writeByte(byte value)

See OutputStream.write(int).

Parameters:

value - byte to write.

Throws:

IOException - if IOException occurs.

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface java.io.Flushable

Overrides:

flush in class java.io.OutputStream

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class java.io.OutputStream

Throws:

java.io.IOException

writeLong

public T writeLong(long value)

Writes long to internal OutputStream in ISO format.

Parameters:

value - value to write.

Returns:

this stream as passed generic stream.

writeInteger

public T writeInteger(int value)

Writes int to internal OutputStream in ISO format.

Parameters:

value - value to write.

Returns:

this stream as passed generic stream.

writeFloat

public T writeFloat(float value)

Writes float to internal OutputStream in ISO format.

Parameters:

value - value to write.

Returns:

this stream as passed generic stream.

writeFloat

public T writeFloat(float value,
                    boolean highPrecision)

Writes float to internal OutputStream in ISO format.

Parameters:

value - value to write.

highPrecision - If true, float value will be written with high precision.

Returns:

this stream as passed generic stream.

writeFloats

public T writeFloats(float[] value)

Writes float array to internal OutputStream in ISO format.

Parameters:

value - float array to write.

Returns:

this stream as passed generic stream.

writeDouble

public T writeDouble(double value)

Writes double to internal OutputStream in ISO format.

Parameters:

value - value to write.

Returns:

this stream as passed generic stream.

writeDouble

public T writeDouble(double value,
                     boolean highPrecision)

Writes double to internal OutputStream in ISO format.

Parameters:

value - value to write.

highPrecision - If true, double value will be written with high precision.

Returns:

this stream as passed generic stream.

writeByte

public T writeByte(int value)

Writes byte to internal OutputStream.

Parameters:

value - value to write.

Returns:

this stream as passed generic stream.

writeSpace

public T writeSpace()

Writes space to internal OutputStream.

Returns:

this stream as passed generic stream.

writeNewLine

public T writeNewLine()

Writes new line to internal OutputStream.

Returns:

this stream as passed generic stream.

writeString

public T writeString(java.lang.String value)

Writes String to internal OutputStream in ISO format.

Parameters:

value - string to write.

Returns:

this stream as passed generic stream.

writeBytes

public T writeBytes(byte[] b)

See write(byte[]).

Parameters:

b - byte array to write.

Returns:

this stream as passed generic stream.

Throws:

IOException - if IOException is thrown.

writeBytes

public T writeBytes(byte[] b,
                    int off,
                    int len)

See write(byte[], int, int).

Parameters:

b - the data to write.

off - the start offset in the data.

len - the number of bytes to write.

Returns:

this stream as passed generic stream.

Throws:

IOException - if IOException is thrown.

getCurrentPos

public long getCurrentPos()

Gets current output stream position.

Returns:

current output stream position.

getOutputStream

public java.io.OutputStream getOutputStream()

Gets internal OutputStream.

Returns:

internal OutputStream.

isCloseStream

public boolean isCloseStream()

Returns true, if internal OutputStream have to be closed after close() call, false otherwise.

Returns:

true if stream needs to be closed, false if it's done manually.

setCloseStream

public void setCloseStream(boolean closeStream)

Sets internal OutputStream to be closed after close().

Parameters:

closeStream - true if stream needs to be closed, false if it's done manually.

assignBytes

public void assignBytes(byte[] bytes,
                        int count)

See ByteArrayOutputStream.assignBytes(byte[], int).

Parameters:

bytes - bytes to assign.

count - number of bytes to assign.

reset

public void reset()

See ByteArrayOutputStream.reset().

Throws:

IOException - if internal HighPrecisionOutputStream is not a ByteArrayOutputStream instance.