de.frame4j.io

Class FileHelper.OS

java.lang.Object

java.io.OutputStream

java.io.FileOutputStream

de.frame4j.io.FileHelper.OS

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

Enclosing class:

FileHelper

@MinDoc(copyright="Copyright  1997 - 2000, 2016 A. Weinert",
        author="Albrecht Weinert",
        version="like enclosing class FileHelper",
        lastModified="like enclosing class FileHelper",
        lastModifiedBy="like enclosing class FileHelper",
        usage="use for output to a File",
        purpose="simplifies greatly the output to a file")
public static class FileHelper.OS
extends FileOutputStream

Embedded class OS (OutputStream) of FileHelper.

A successfully constructed object of this class is a FileOutputStream for the set File object and it features a connected PrintWriter (pw).

© Copyright 1997 - 2000, 2016 Albrecht Weinert

Field Summary

Fields

Modifier and Type	Field and Description
boolean	append Connected to a file in append mode.
File	f The file.
BufferedWriter	osw The output Writer.
PrintWriter	pw The output PrintWriter.

Constructor Summary

Constructors

Constructor and Description
OS(File f) The output for the (set) File, overwriting.
OS(File f, boolean append) The output for the (set) File.
OS(File f, boolean append, Charset outEncoding) The output for the (set) File.

Method Summary

Modifier and Type	Method and Description
void	close() Closing the output (file / stream).

Methods inherited from class java.io.FileOutputStream

finalize, getChannel, getFD, write, write, write

Methods inherited from class java.io.OutputStream

flush

Methods inherited from class java.lang.Object

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

Field Detail

pw

public volatile PrintWriter pw

The output PrintWriter.

Will be set on construction and set null on close().

f

public final File f

The file.

append

public final boolean append

Connected to a file in append mode.

Set true (finally) on construction if the destination was connected to in append mode.

osw

public volatile BufferedWriter osw

The output Writer.

Will be set on construction and set null on close().

Constructor Detail

OS

public OS(File f,
          boolean append)
   throws IOException

The output for the (set) File.

Parameters:

append - true: do append instead of overwrite

Throws:

IOException - like FileOutputStream(..)

OS

public OS(File f,
          boolean append,
          Charset outEncoding)
   throws IOException

The output for the (set) File.

Parameters:

append - true: do append instead of overwrite

outEncoding - character encoding for the PrintWriter

Throws:

IOException - like FileOutputStream(..)

OS

public OS(File f)
   throws IOException

The output for the (set) File, overwriting.

Throws:

IOException - like FileOutputStream(..)

Method Detail

close

public void close()

Closing the output (file / stream).

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class FileOutputStream