java.io
Class FileWriter

java.lang.Object
  |
  +--java.io.Writer
        |
        +--java.io.OutputStreamWriter
              |
              +--java.io.FileWriter

public class FileWriter

extends OutputStreamWriter

Convenience class for writing character files. The constructors of this class assume that the default character encoding and the default byte-buffer size are acceptable. To specify these values yourself, construct an OutputStreamWriter on a FileOutputStream.

Since:

JDK1.1

See Also:

OutputStreamWriter, FileOutputStream

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

FileWriter(File file)
Constructs a FileWriter object given a File object.

FileWriter(FileDescriptor fd)
Constructs a FileWriter object associated with a file descriptor.

FileWriter(String fileName)
Constructs a FileWriter object given a file name.

FileWriter(String fileName, boolean append)
Constructs a FileWriter object given a file name with a boolean indicating whether or not to append the data written.

Methods inherited from class java.io.OutputStreamWriter

close, flush, getEncoding, write, write, write

Methods inherited from class java.io.Writer

write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

FileWriter

public FileWriter(String fileName)
           throws IOException

Constructs a FileWriter object given a file name.

Parameters:

fileName - String The system-dependent filename.

Throws:

IOException - if the specified file is not found or if some other I/O error occurs.

FileWriter

public FileWriter(String fileName,
                  boolean append)
           throws IOException

Constructs a FileWriter object given a file name with a boolean indicating whether or not to append the data written.

Parameters:

fileName - String The system-dependent filename.

append - boolean if true, then data will be written to the end of the file rather than the beginning.

Throws:

IOException - if the specified file is not found or if some other I/O error occurs.

FileWriter

public FileWriter(File file)
           throws IOException

Constructs a FileWriter object given a File object.

Parameters:

file - a File object to write to.

Throws:

IOException - if the specified file is not found or if some other I/O error occurs.

FileWriter

public FileWriter(FileDescriptor fd)

Constructs a FileWriter object associated with a file descriptor.

Parameters:

fd - FileDescriptor object to write to.