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Class java.io.FileOutputStream

java.lang.Object
   |
   +----java.io.OutputStream
           |
           +----java.io.FileOutputStream

public class FileOutputStream

extends OutputStream

See Also:

FileInputStream, File

Version:

1.12, 27 Apr 1995

Author:

Arthur van Hoff

FileOutputStream(String)

Creates an output file given a file name.

FileOutputStream(int)

Creates an output file given a file descriptor.

FileOutputStream(File)

Creates an output file given a File object.

close()

Closes the stream.

finalize()

Close the stream when garbage is collected.

getFD()

Returns the file descriptor associated with this stream.

write(int)

Write a byte.

write(byte[])

Writes an array of bytes.

write(byte[], int, int)

Writes a sub array of bytes.

  public FileOutputStream(String name)

Creates an output file given a file name.

Parameters:

name - the file name (very system dependent)

Throws: IOException

i/o error occurred, file not found

FileOutputStream

  public FileOutputStream(int fd)

Creates an output file given a file descriptor.

Parameters:

fd - the file descriptor (very system dependent)

Throws: IOException

i/o error occurred

FileOutputStream

  public FileOutputStream(File file)

Creates an output file given a File object.

Parameters:

file - the file to be opened for reading

Throws: IOException

i/o error occurred, file not found

  public void write(int b)

Write a byte. Will block until the byte is actually written.

Throws: IOException

i/o error occurred

Overrides:

write in class OutputStream

write

  public void write(byte b[])

Writes an array of bytes. Will block until the bytes are actually written.

Parameters:

b - the data to be written

Throws: IOException

i/o error occurred

Overrides:

write in class OutputStream

write

  public void write(byte b[],
                    int off,
                    int len)

Writes a sub array of bytes. To be efficient it should be overridden in a subclass.

Parameters:

b - the data to be written

off - the start offset in the data

len - the number of bytes that are written

Throws: IOException

i/o error occurred

Overrides:

write in class OutputStream

close

  public synchronized void close()

Closes the stream. This method must be called to release any resources associated with the stream.

Throws: IOException

i/o error occurred

Overrides:

close in class OutputStream

getFD

  public final int getFD()

Returns the file descriptor associated with this stream.

finalize

  protected void finalize()

Close the stream when garbage is collected.

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