java.io

Class FileWriter

java.lang.Object

java.io.Writer

java.io.OutputStreamWriter

java.io.FileWriter

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public class FileWriter
extends OutputStreamWriter

This is a convenience class for writing to files. It creates an FileOutputStream and initializes an OutputStreamWriter to write to it.

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

Constructors

Constructor and Description
FileWriter(File file) This method initializes a new FileWriter object to write to the specified File object.
FileWriter(File file, boolean append) This method initializes a new FileWriter object to write to the specified File object.
FileWriter(FileDescriptor fd) This method initializes a new FileWriter object to write to the specified FileDescriptor object.
FileWriter(String name) This method intializes a new FileWriter object to write to the specified named file.
FileWriter(String name, boolean append) This method intializes a new FileWriter object to write to the specified named file.

Method Summary

Methods inherited from class java.io.OutputStreamWriter

close, flush, getEncoding, write, write, write

Methods inherited from class java.io.Writer

append, append, append, 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(File file)
           throws SecurityException,
                  IOException

This method initializes a new FileWriter object to write to the specified File object.

Parameters:

file - The File object to write to.

Throws:

SecurityException - If writing to this file is forbidden by the SecurityManager.

IOException - If any other error occurs

FileWriter

public FileWriter(File file,
          boolean append)
           throws IOException

This method initializes a new FileWriter object to write to the specified File object.

Parameters:

file - The File object to write to.

append - true to start adding data at the end of the file, false otherwise.

Throws:

SecurityException - If writing to this file is forbidden by the SecurityManager.

IOException - If any other error occurs

FileWriter

public FileWriter(FileDescriptor fd)
           throws SecurityException

This method initializes a new FileWriter object to write to the specified FileDescriptor object.

Parameters:

fd - The FileDescriptor object to write to

Throws:

SecurityException - If writing to this file is forbidden by the SecurityManager.

FileWriter

public FileWriter(String name)
           throws IOException

This method intializes a new FileWriter object to write to the specified named file.

Parameters:

name - The name of the file to write to

Throws:

SecurityException - If writing to this file is forbidden by the SecurityManager.

IOException - If any other error occurs

FileWriter

public FileWriter(String name,
          boolean append)
           throws IOException

This method intializes a new FileWriter object to write to the specified named file. This form of the constructor allows the caller to determine whether data should be written starting at the beginning or the end of the file.

Parameters:

name - The name of the file to write to

append - true to start adding data at the end of the file, false otherwise.

Throws:

SecurityException - If writing to this file is forbidden by the SecurityManager.

IOException - If any other error occurs