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/**
* \cond LICENSE
* Arara -- the cool TeX automation tool
* Copyright (c) 2012, Paulo Roberto Massa Cereda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the project's author nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
* WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
* \endcond
*
* LanguageController: This class holds the language model controller for arara.
*/
// package definition
package com.github.arara.utils;
// needed imports
import com.github.arara.model.AraraLanguage;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
/**
* Holds the language model controller for arara.
*
* @author Paulo Roberto Massa Cereda
* @version 3.0a
* @since 3.0
*/
public class LanguageController {
// list of available languages
private List<AraraLanguage> languages;
// the localization singleton instance
final static AraraLocalization localization = AraraLocalization.getInstance();
/**
* Constructor.
*/
public LanguageController() {
// create a new list of languages
languages = new ArrayList<AraraLanguage>();
// add the resources
languages.add(new AraraLanguage("English", "en", new Locale("en")));
languages.add(new AraraLanguage("Brazilian Portuguese", "ptbr", new Locale("pt", "BR")));
languages.add(new AraraLanguage("Italian", "it", new Locale("it")));
languages.add(new AraraLanguage("French", "fr", new Locale("fr")));
languages.add(new AraraLanguage("Spanish", "es", new Locale("es")));
languages.add(new AraraLanguage("German", "de", new Locale("de")));
languages.add(new AraraLanguage("Turkish", "tr", new Locale("tr", "TR")));
languages.add(new AraraLanguage("Russian", "ru", new Locale("ru")));
}
/**
* Sets the current language according to the provided country code.
*
* @param code The country code.
* @return A boolean value indicating if the new language was properly
* applied.
*/
public boolean setLanguage(String code) {
// get the index of the language
int i = getIndex(code);
// if it's valid
if (i != -1) {
// set locale and refresh the resource bundle
Locale.setDefault(languages.get(i).getLocale());
localization.refresh();
// everything went fine
return true;
}
// the country code is invalid
return false;
}
/**
* Returns a string containing the list of available languages.
*
* @return A string containing the list of available languages.
*/
public String getLanguagesList() {
// get the first one in the list
String result = languages.get(0).toString();
// iterate through the rest
for (int i = 1; i < languages.size(); i++) {
// separate them by commas
result = result.concat(", ").concat(languages.get(i).toString());
}
// return the string
return result;
}
/**
* Prints the language help.
*/
public void printLanguageHelp() {
// print message
System.out.println(AraraUtils.wrap(localization.getMessage("Error_InvalidLanguage").concat("\n\n").concat(getLanguagesList()).concat("\n")));
}
/**
* Gets the index for the country code.
* @param code The country code.
* @return An integer representing the index.
*/
private int getIndex(String code) {
// for every language
for (int i = 0; i < languages.size(); i++) {
// if the codes are equal
if (languages.get(i).getCode().equalsIgnoreCase(code)) {
// return the current counter
return i;
}
}
// nothing was found, return a negative value
return -1;
}
}
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