org.exoplatform.faq.service.impl
Class MultiLanguages

java.lang.Object
  org.exoplatform.faq.service.impl.MultiLanguages

public class MultiLanguages
extends java.lang.Object

MultiLanguages class allow question and category have multi language. Question content and category's name is can written by one or more languages. But only default language (only one language is default in system) is set as property of question/ category, other languages is children of question/category.

Since:

Jul 10, 2007

Author:

Hung Nguyen Quang

Field Summary

static java.lang.String	COMMENTS The Constant COMMENTS.
static java.lang.String	EXO_LANGUAGE The Constant EXO_LANGUAGE.
static java.lang.String	JCR_MIMETYPE The Constant JCR_MIMETYPE.
static java.lang.String	JCRCONTENT The Constant JCRCONTENT.
static java.lang.String	JCRDATA The Constant JCRDATA.
static java.lang.String	NTUNSTRUCTURED The Constant NTUNSTRUCTURED.

Constructor Summary

MultiLanguages()
Class constructor, instantiates a new multi languages.

Method Summary

static void	addLanguage(javax.jcr.Node questionNode, QuestionLanguage language) Adds the language node, when question have multi language, each language is a child node of question node.
protected javax.jcr.Value[]	booleanToValues(javax.jcr.Node node, java.lang.Boolean[] bools)
static void	deleteAnswerQuestionLang(javax.jcr.Node questionNode, java.lang.String answerId, java.lang.String language)
static void	deleteCommentQuestionLang(javax.jcr.Node questionNode, java.lang.String commentId, java.lang.String language)
static Answer	getAnswerById(javax.jcr.Node questionNode, java.lang.String answerid, java.lang.String language)
static Comment	getCommentById(javax.jcr.Node questionNode, java.lang.String commentId, java.lang.String language)
static QuestionLanguage	getQuestionLanguageByLanguage(javax.jcr.Node questionNode, java.lang.String language)
static void	removeLanguage(javax.jcr.Node questionNode, java.util.List<java.lang.String> listLanguage) Removes the language, when question have multi language, and now one of them is not helpful, and admin or moderator want to delete it, this function will be called.
static void	removeLanguage(javax.jcr.Node questionNode, QuestionLanguage lang)
static void	saveAnswer(javax.jcr.Node questionNode, Answer answer, java.lang.String language)
static void	saveAnswer(javax.jcr.Node quesNode, QuestionLanguage questionLanguage)
static void	saveComment(javax.jcr.Node questionNode, Comment comment, java.lang.String language)
static void	unVoteQuestion(javax.jcr.Node questionNode, java.lang.String userName)
static void	voteAnswer(javax.jcr.Node answerNode, java.lang.String userName, boolean isUp)
static void	voteQuestion(javax.jcr.Node questionNode, java.lang.String userName, int number)

Methods inherited from class java.lang.Object

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

Field Detail

EXO_LANGUAGE

public static final java.lang.String EXO_LANGUAGE

The Constant EXO_LANGUAGE.

See Also:

Constant Field Values

COMMENTS

public static final java.lang.String COMMENTS

The Constant COMMENTS.

JCRCONTENT

public static final java.lang.String JCRCONTENT

The Constant JCRCONTENT.

See Also:

Constant Field Values

JCRDATA

public static final java.lang.String JCRDATA

The Constant JCRDATA.

See Also:

Constant Field Values

JCR_MIMETYPE

public static final java.lang.String JCR_MIMETYPE

The Constant JCR_MIMETYPE.

See Also:

Constant Field Values

NTUNSTRUCTURED

public static final java.lang.String NTUNSTRUCTURED

The Constant NTUNSTRUCTURED.

See Also:

Constant Field Values

Constructor Detail

MultiLanguages

public MultiLanguages()
               throws java.lang.Exception

Class constructor, instantiates a new multi languages.

Throws:

java.lang.Exception - the exception

Method Detail

addLanguage

public static void addLanguage(javax.jcr.Node questionNode,
                               QuestionLanguage language)
                        throws java.lang.Exception

Adds the language node, when question have multi language, each language is a child node of question node.

Parameters:

questionNode - the question node which have multi language

language - the language which is added in to questionNode

Throws:

java.lang.Exception - throw an exception when save a new language node

deleteAnswerQuestionLang

public static void deleteAnswerQuestionLang(javax.jcr.Node questionNode,
                                            java.lang.String answerId,
                                            java.lang.String language)
                                     throws java.lang.Exception

Throws:

java.lang.Exception

deleteCommentQuestionLang

public static void deleteCommentQuestionLang(javax.jcr.Node questionNode,
                                             java.lang.String commentId,
                                             java.lang.String language)
                                      throws java.lang.Exception

Throws:

java.lang.Exception

getQuestionLanguageByLanguage

public static QuestionLanguage getQuestionLanguageByLanguage(javax.jcr.Node questionNode,
                                                             java.lang.String language)
                                                      throws java.lang.Exception

Throws:

java.lang.Exception

getCommentById

public static Comment getCommentById(javax.jcr.Node questionNode,
                                     java.lang.String commentId,
                                     java.lang.String language)
                              throws java.lang.Exception

Throws:

java.lang.Exception

getAnswerById

public static Answer getAnswerById(javax.jcr.Node questionNode,
                                   java.lang.String answerid,
                                   java.lang.String language)
                            throws java.lang.Exception

Throws:

java.lang.Exception

saveAnswer

public static void saveAnswer(javax.jcr.Node questionNode,
                              Answer answer,
                              java.lang.String language)
                       throws java.lang.Exception

Throws:

java.lang.Exception

saveAnswer

public static void saveAnswer(javax.jcr.Node quesNode,
                              QuestionLanguage questionLanguage)
                       throws java.lang.Exception

Throws:

java.lang.Exception

saveComment

public static void saveComment(javax.jcr.Node questionNode,
                               Comment comment,
                               java.lang.String language)
                        throws java.lang.Exception

Throws:

java.lang.Exception

booleanToValues

protected javax.jcr.Value[] booleanToValues(javax.jcr.Node node,
                                            java.lang.Boolean[] bools)
                                     throws java.lang.Exception

Throws:

java.lang.Exception

removeLanguage

public static void removeLanguage(javax.jcr.Node questionNode,
                                  java.util.List<java.lang.String> listLanguage)

Removes the language, when question have multi language, and now one of them is not helpful, and admin or moderator want to delete it, this function will be called. And this function will do:

Get all children nodes of question node, and compare them with list language is inputted in this function. Each language node, if it's name is not contained in list language, it will be deleted.

After that, the remains of language nodes will be saved as children node of question node.

Parameters:

questionNode - the question node which have multilanguage

listLanguage - the list languages will be saved

removeLanguage

public static void removeLanguage(javax.jcr.Node questionNode,
                                  QuestionLanguage lang)

voteAnswer

public static void voteAnswer(javax.jcr.Node answerNode,
                              java.lang.String userName,
                              boolean isUp)
                       throws java.lang.Exception

Throws:

java.lang.Exception

voteQuestion

public static void voteQuestion(javax.jcr.Node questionNode,
                                java.lang.String userName,
                                int number)
                         throws java.lang.Exception

Throws:

java.lang.Exception

unVoteQuestion

public static void unVoteQuestion(javax.jcr.Node questionNode,
                                  java.lang.String userName)
                           throws java.lang.Exception

Throws:

java.lang.Exception