java.lang.Object

org.apache.fontbox.ttf.TTFDataStream

org.apache.fontbox.ttf.RAFDataStream

All Implemented Interfaces:: Closeable, AutoCloseable

public class RAFDataStream extends TTFDataStream

An implementation of the TTFDataStream that goes against a RAF.

Version:: $Revision: 1.2 $
Author:: Ben Litchfield (ben@benlitchfield.com)

Constructor Summary

Constructors

Constructor

Description

RAFDataStream(File file, String mode)

Constructor.

RAFDataStream(String name, String mode)

Constructor.
Method Summary

Modifier and Type

Method

Description

void

close()

Close the underlying resources.

long

getCurrentPosition()

Get the current position in the stream.

InputStream

getOriginalData()

This will get the original data file that was used for this stream.

int

read()

Read an unsigned byte.

int

read(byte[] b, int off, int len)

long

readLong()

Read an unsigned byte.

short

readSignedShort()

Read an signed short.

int

readUnsignedShort()

Read an unsigned short.

void

seek(long pos)

Seek into the datasource.

Methods inherited from class org.apache.fontbox.ttf.TTFDataStream
read, read32Fixed, readInternationalDate, readSignedByte, readString, readString, readUnsignedByte, readUnsignedByteArray, readUnsignedInt, readUnsignedShortArray

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- RAFDataStream
  
  public RAFDataStream(String name, String mode) throws FileNotFoundException
  
  Constructor.
  Parameters:
  
  name - The raf file.
  
  mode - The mode to open the RAF.
  
  Throws:
  
  FileNotFoundException - If there is a problem creating the RAF.
  
  See Also:
  
  RandomAccessFile(String, String)
- RAFDataStream
  
  public RAFDataStream(File file, String mode) throws FileNotFoundException
  
  Constructor.
  Parameters:
  
  file - The raf file.
  
  mode - The mode to open the RAF.
  
  Throws:
  
  FileNotFoundException - If there is a problem creating the RAF.
  
  See Also:
  
  RandomAccessFile(File, String)
Method Details
- readSignedShort
  
  public short readSignedShort() throws IOException
  
  Read an signed short.
  
  Specified by:
  
  readSignedShort in class TTFDataStream
  
  Returns:
  
  An signed short.
  
  Throws:
  
  IOException - If there is an error reading the data.
- getCurrentPosition
  
  public long getCurrentPosition() throws IOException
  
  Get the current position in the stream.
  
  Specified by:
  
  getCurrentPosition in class TTFDataStream
  
  Returns:
  
  The current position in the stream.
  
  Throws:
  
  IOException - If an error occurs while reading the stream.
- close
  
  public void close() throws IOException
  
  Close the underlying resources.
  
  Specified by:
  
  close in interface AutoCloseable
  
  Specified by:
  
  close in interface Closeable
  
  Specified by:
  
  close in class TTFDataStream
  
  Throws:
  
  IOException - If there is an error closing the resources.
- read
  
  public int read() throws IOException
  
  Read an unsigned byte.
  
  Specified by:
  
  read in class TTFDataStream
  
  Returns:
  
  An unsigned byte.
  
  Throws:
  
  IOException - If there is an error reading the data.
- readUnsignedShort
  
  public int readUnsignedShort() throws IOException
  
  Read an unsigned short.
  
  Specified by:
  
  readUnsignedShort in class TTFDataStream
  
  Returns:
  
  An unsigned short.
  
  Throws:
  
  IOException - If there is an error reading the data.
- readLong
  
  public long readLong() throws IOException
  
  Read an unsigned byte.
  
  Specified by:
  
  readLong in class TTFDataStream
  
  Returns:
  
  An unsigned byte.
  
  Throws:
  
  IOException - If there is an error reading the data.
- seek
  
  public void seek(long pos) throws IOException
  
  Seek into the datasource.
  
  Specified by:
  
  seek in class TTFDataStream
  
  Parameters:
  
  pos - The position to seek to.
  
  Throws:
  
  IOException - If there is an error seeking to that position.
- read
  
  public int read(byte[] b, int off, int len) throws IOException
  Specified by:
  
  read in class TTFDataStream
  
  Parameters:
  
  b - The buffer to write to.
  
  off - The offset into the buffer.
  
  len - The length into the buffer.
  
  Returns:
  
  The number of bytes read.
  
  Throws:
  
  IOException - If there is an error reading from the stream.
  
  See Also:
  
  InputStream.read(byte[], int, int)
- getOriginalData
  
  public InputStream getOriginalData() throws IOException
  
  This will get the original data file that was used for this stream.
  
  Specified by:
  
  getOriginalData in class TTFDataStream
  
  Returns:
  
  The data that was read from.
  
  Throws:
  
  IOException - If there is an issue reading the data.

Class RAFDataStream

Constructor Summary

Method Summary

Methods inherited from class org.apache.fontbox.ttf.TTFDataStream

Methods inherited from class java.lang.Object

Constructor Details

RAFDataStream

RAFDataStream

Method Details

readSignedShort

getCurrentPosition

close

read

readUnsignedShort

readLong

seek

read

getOriginalData