Class java.io.FileOutputStream
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Class java.io.FileOutputStream
java.lang.Object
|
+----java.io.OutputStream
|
+----java.io.FileOutputStream
- public class FileOutputStream
- extends OutputStream
File output stream, can be constructed from
a file descriptor or a file name.
- See Also:
- FileInputStream, File
-
FileOutputStream(String)
- Creates an output file with the specified system dependent
file name.
-
FileOutputStream(File)
- Creates an output file with the specified File object.
-
FileOutputStream(FileDescriptor)
-
-
close()
- Closes the stream.
-
finalize()
- Closes the stream when garbage is collected.
-
getFD()
- Returns the file descriptor associated with this stream.
-
write(int)
- Writes a byte of data.
-
write(byte[])
- Writes an array of bytes.
-
write(byte[], int, int)
- Writes a sub array of bytes.
FileOutputStream
public FileOutputStream(String name) throws IOException
- Creates an output file with the specified system dependent
file name.
- Parameters:
- name - the system dependent file name
- Throws: IOException
- If the file is not found.
FileOutputStream
public FileOutputStream(File file) throws IOException
- Creates an output file with the specified File object.
- Parameters:
- file - the file to be opened for reading
- Throws: IOException
- If the file is not found.
FileOutputStream
public FileOutputStream(FileDescriptor fdObj)
write
public void write(int b) throws IOException
- Writes a byte of data. This method will block until the byte is
actually written.
- Parameters:
- b - the byte to be written
- Throws: IOException
- If an I/O error has occurred.
- Overrides:
- write in class OutputStream
write
public void write(byte b[]) throws IOException
- Writes an array of bytes. Will block until the bytes
are actually written.
- Parameters:
- b - the data to be written
- Throws: IOException
- If an I/O error has occurred.
- Overrides:
- write in class OutputStream
write
public void write(byte b[],
int off,
int len) throws IOException
- Writes a sub array of bytes.
- Parameters:
- b - the data to be written
- off - the start offset in the data
- len - the number of bytes that are written
- Throws: IOException
- If an I/O error has occurred.
- Overrides:
- write in class OutputStream
close
public void close() throws IOException
- Closes the stream. This method must be called
to release any resources associated with the
stream.
- Throws: IOException
- If an I/O error has occurred.
- Overrides:
- close in class OutputStream
getFD
public final FileDescriptor getFD() throws IOException
- Returns the file descriptor associated with this stream.
- Returns:
- the file descriptor.
finalize
protected void finalize() throws IOException
- Closes the stream when garbage is collected.
- Overrides:
- finalize in class Object
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