Package com.tagtraum.core.lang

Class LanguageIdentifier

java.lang.Object

com.tagtraum.core.lang.LanguageIdentifier

public class LanguageIdentifier
extends Object

Identify the language of a content, based on statistical analysis.

Author:

Sami Siren, Jérôme Charron, Hendrik Schreiber

See Also:

ISO 639 Language Codes

Method Summary

Modifier and Type	Method	Description
int	getAnalyzeLength()
static LanguageIdentifier	getInstance()
int	getMaxLength()
int	getMinLength()
String	identify(InputStream is)	Identify language from input stream.
String	identify(InputStream is, String charset)	Identify language from input stream.
String	identify(String content)	Identify language of a content.
String	identify(StringBuilder content)	Identify language of a content.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static LanguageIdentifier getInstance()

getMinLength

public int getMinLength()

getMaxLength

public int getMaxLength()

getAnalyzeLength

public int getAnalyzeLength()

identify

public String identify(String content)

Identify language of a content.

Parameters:

content - is the content to analyze.

Returns:

The 2 letter ISO 639 language code (en, fi, sv, ...) of the language that best matches the specified content.

identify

public String identify(StringBuilder content)

Identify language of a content.

Parameters:

content - is the content to analyze.

Returns:

The 2 letter ISO 639 language code (en, fi, sv, ...) of the language that best matches the specified content.

identify

public String identify(InputStream is)
                throws IOException

Identify language from input stream. This method uses the platform default encoding to read the input stream. For using a specific encoding, use the identify(InputStream, String) method.

Parameters:

is - is the input stream to analyze.

Returns:

The 2 letter ISO 639 language code (en, fi, sv, ...) of the language that best matches the content of the specified input stream.

Throws:

IOException - if something wrong occurs on the input stream.

identify

public String identify(InputStream is,
                       String charset)
                throws IOException

Identify language from input stream.

Parameters:

is - is the input stream to analyze.

charset - is the charset to use to read the input stream.

Returns:

The 2 letter ISO 639 language code (en, fi, sv, ...) of the language that best matches the content of the specified input stream.

Throws:

IOException - if something wrong occurs on the input stream.