com.force.i18n.LanguageProviderFactory Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of grammaticus Show documentation

Localization Framework that allows grammatically correct renaming of nouns

There is a newer version: 1.2.30

/* 
 * Copyright (c) 2017, salesforce.com, inc.
 * All rights reserved.
 * Licensed under the BSD 3-Clause license. 
 * For full license text, see LICENSE.txt file in the repo root  or https://opensource.org/licenses/BSD-3-Clause
 */

package com.force.i18n;

import java.lang.reflect.InvocationTargetException;
import java.util.*;
import java.util.concurrent.atomic.AtomicReference;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Provides access to a "renaming" provider that is global to the application
 * @author stamm
 */
public enum LanguageProviderFactory implements LanguageProvider {
    INSTANCE;

	private final AtomicReference providerRef = new AtomicReference(); // Default is nothing
	private final Logger logger = Logger.getLogger(LanguageProviderFactory.class.getName());

    private LanguageProviderFactory() {
    	try {
	    	String provider = I18nJavaUtil.getProperty("LanguageProvider");
	    	if (provider != null) {
				try {
					providerRef.set(Class.forName(provider).asSubclass(LanguageProvider.class).getDeclaredConstructor().newInstance());
					return;
				} catch (InstantiationException | IllegalAccessException | InvocationTargetException
						| NoSuchMethodException | ClassNotFoundException e) {
					logger.log(Level.INFO, "Couldn't find provider", e);
				}
	    	}
    	} catch (MissingResourceException ex) {
    		// ignore
    	}
    	providerRef.set(new DefaultHumanLanguageImpl.DefaultHumanLanguageImplProvider());
    }
    
    public static LanguageProviderFactory get() { return INSTANCE; }

    public void setProvider(LanguageProvider provider) {
        this.providerRef.set(provider);
    }

    public LanguageProvider getProvider() {
       return this.providerRef.get();
    }

	@Override
	public List getAll() {
		return getProvider().getAll();
	}

	@Override
	public HumanLanguage getBaseLanguage() {
		return getProvider().getBaseLanguage();
	}

	@Override
	public HumanLanguage getLanguage(Locale loc) {
		return getProvider().getLanguage(loc);
	}

	@Override
	public HumanLanguage getLanguage(String isoCode) {
		return getProvider().getLanguage(isoCode);
	}

	@Override
	public boolean isSupportedLanguageLocale(Locale loc) {
		return getProvider().isSupportedLanguageLocale(loc);
	}

	@Override
	public HumanLanguage getLanguageForLocale(String localeString) {
		return getProvider().getLanguageForLocale(localeString);
	}

	@Override
	public HumanLanguage getLanguageForLocale(Locale loc) {
		return getProvider().getLanguageForLocale(loc);
	}
	
    @Override
	public  Map getNewMap() {
    	return getProvider().getNewMap();
	}

}