org.jiim.translation
Class TranslationEngineAltavistaImpl

java.lang.Object
  org.jiim.translation.TranslationEngineAltavistaImpl

All Implemented Interfaces:

java.io.Serializable, ITranslationEngine

public class TranslationEngineAltavistaImpl
extends java.lang.Object
implements ITranslationEngine, java.io.Serializable

Implementation of the translation engine interface that scrapes Altavista's Babelfish

Author:

Jorge De Castro

See Also:

ITranslationEngine, Serialized Form

Field Summary

protected org.apache.commons.logging.Log

logger

Constructor Summary

TranslationEngineAltavistaImpl()

Method Summary

java.lang.String	extractTranslatedText(java.lang.String text)
java.util.Map<java.lang.String,java.lang.String>	getProperties()
java.lang.String	getResponseFromTranslationService(java.net.URLConnection conn)
java.net.URL	getUrl()
void	init()
void	sendRequestToTranslationService(java.net.URLConnection conn, java.lang.String fromLanguage, java.lang.String toLanguage, java.lang.String text)
void	setProperties(java.util.Map<java.lang.String,java.lang.String> params) Set the optional key/value pairs of parameters needed to access the translation service API
void	setUrl(java.net.URL url) The URL of the translation service, e.g.: 'http://babelfish.altavista.com/tr'
java.lang.String	translate(java.lang.String fromLanguage, java.lang.String toLanguage, java.lang.String text) NOTE: I had to set URIEncoding="UTF-8" on Tomcat's server.xml to get Chinese-English translation working; see http://java.sun.com/developer/technicalArticles/Intl/HTTPCharset/

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected final org.apache.commons.logging.Log logger

Constructor Detail

TranslationEngineAltavistaImpl

public TranslationEngineAltavistaImpl()
                               throws java.net.MalformedURLException

Throws:

java.net.MalformedURLException

Method Detail

init

public void init()

getUrl

public java.net.URL getUrl()

Specified by:

getUrl in interface ITranslationEngine

Returns:

URL of translation engine

setUrl

public void setUrl(java.net.URL url)

Description copied from interface: ITranslationEngine

The URL of the translation service, e.g.: 'http://babelfish.altavista.com/tr'

Specified by:

setUrl in interface ITranslationEngine

setProperties

public void setProperties(java.util.Map<java.lang.String,java.lang.String> params)

Description copied from interface: ITranslationEngine

Set the optional key/value pairs of parameters needed to access the translation service API

Specified by:

setProperties in interface ITranslationEngine

getProperties

public java.util.Map<java.lang.String,java.lang.String> getProperties()

Specified by:

getProperties in interface ITranslationEngine

Returns:

Map containing key/value pairs of parameters needed to access the translation service API

translate

public java.lang.String translate(java.lang.String fromLanguage,
                                  java.lang.String toLanguage,
                                  java.lang.String text)
                           throws TranslationException

NOTE: I had to set URIEncoding="UTF-8" on Tomcat's server.xml to get Chinese-English translation working; see http://java.sun.com/developer/technicalArticles/Intl/HTTPCharset/

Specified by:

translate in interface ITranslationEngine

Parameters:

fromLanguage -

toLanguage -

text -

Returns:

Throws:

java.io.IOException

TranslationException

sendRequestToTranslationService

public void sendRequestToTranslationService(java.net.URLConnection conn,
                                            java.lang.String fromLanguage,
                                            java.lang.String toLanguage,
                                            java.lang.String text)
                                     throws TranslationException

Throws:

TranslationException

getResponseFromTranslationService

public java.lang.String getResponseFromTranslationService(java.net.URLConnection conn)
                                                   throws TranslationException

Throws:

TranslationException

extractTranslatedText

public java.lang.String extractTranslatedText(java.lang.String text)