org.alfresco.encoding

Class GuessEncodingCharsetFinder

java.lang.Object

org.alfresco.encoding.AbstractCharactersetFinder

org.alfresco.encoding.GuessEncodingCharsetFinder

All Implemented Interfaces:

CharactersetFinder

public class GuessEncodingCharsetFinder
extends AbstractCharactersetFinder

Uses the Guess Encoding library.

Since:

2.1

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GuessEncodingCharsetFinder.DummyCharset A dummy charset to detect a default hit.

Constructor Summary

Constructors

Constructor and Description
GuessEncodingCharsetFinder()

Method Summary

Methods

Modifier and Type	Method and Description
protected java.nio.charset.Charset	detectCharsetImpl(byte[] buffer) Worker method for implementations to override.

Methods inherited from class org.alfresco.encoding.AbstractCharactersetFinder

detectCharset, detectCharset, getBufferSize, setBufferSize

Methods inherited from class java.lang.Object

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

Constructor Detail

GuessEncodingCharsetFinder

public GuessEncodingCharsetFinder()

Method Detail

detectCharsetImpl

protected java.nio.charset.Charset detectCharsetImpl(byte[] buffer)
                                              throws java.lang.Exception

Description copied from class: AbstractCharactersetFinder

Worker method for implementations to override. All exceptions will be reported and absorbed and null returned.

The interface contract is that the data buffer must not be altered in any way.

Specified by:

detectCharsetImpl in class AbstractCharactersetFinder

Parameters:

buffer - the buffer of data no bigger than the requested best buffer size. This can, very efficiently, be turned into an InputStream using a ByteArrayInputStream.

Returns:

Returns the charset or null if an accurate conclusion is not possible

Throws:

java.lang.Exception - Any exception, checked or not