org.zkoss.io

Class FileReader

java.lang.Object

java.io.Reader

java.io.InputStreamReader

org.zkoss.io.FileReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

public class FileReader
extends InputStreamReader

Convenience class for reading character files. Unlike java.io.FileReader, where the default character encoding is used, it accepts different character encoding.

Since:

3.0.8

Author:

tomyeh

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
FileReader(FileDescriptor fd, String charset) Creates a new FileReader, given the FileDescriptor to read from.
FileReader(File file, String charset) Creates a new FileReader, given the File instance to read from.
FileReader(String filename, String charset) Creates a new FileReader, given the name of the file to read from.

Method Summary

Methods inherited from class java.io.InputStreamReader

close, getEncoding, read, read, ready

Methods inherited from class java.io.Reader

mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

FileReader

public FileReader(String filename,
                  String charset)
           throws IOException

Creates a new FileReader, given the name of the file to read from.

Parameters:

filename - the name of the file to read from

charset - the charset to decode the file, such as UTF-8. If null, UTF-8 is assumed.

Throws:

FileNotFoundException - if the named file does not exist, is a directory rather than a regular file, or for some other reason cannot be opened for reading.

IOException

FileReader

public FileReader(File file,
                  String charset)
           throws IOException

Creates a new FileReader, given the File instance to read from.

Parameters:

file - the File to read from

charset - the charset to decode the file, such as UTF-8. If null, UTF-8 is assumed.

Throws:

FileNotFoundException - if the named file does not exist, is a directory rather than a regular file, or for some other reason cannot be opened for reading.

IOException

FileReader

public FileReader(FileDescriptor fd,
                  String charset)
           throws IOException

Creates a new FileReader, given the FileDescriptor to read from.

Parameters:

fd - the FileDescriptor to read from

charset - the charset to decode the file, such as UTF-8. If null, UTF-8 is assumed.

Throws:

IOException