package com.vci.server.base.exception;

import java.util.Locale;

import com.vci.common.exception.LocaleCommonDisplay;
import com.vci.common.exception.VciException;
import com.vci.corba.common.VCIError;
import com.vci.server.base.persistence.dao.HibernateSessionFactory;

public class ExceptionLocalHandler {

	private static ExceptionLocalHandler instance = null;
	
	private ExceptionLocalHandler() {
		
	}
	
	public static synchronized ExceptionLocalHandler getInstance() {
		if (instance == null) {
			instance = new ExceptionLocalHandler();
		}
		
		return instance;
	}

	public VCIError getClientString(VCIError vciError, String fileName) {
		VciException exp = new VciException(vciError.code,
				vciError.messages);
		String str = LocaleCommonDisplay.getI18nString(exp, fileName,
				getClientLocale());
		vciError.code = str;
		return vciError;
	}
	  
	/**
	 * 获取国际化的错误提示信息，将其设置到PLMError的key中
	 * @param plmError
	 * @return
	 */
	public VCIError getLocalString(VCIError vciError, String fileName) {
		VciException exp = new VciException(vciError.code, vciError.messages);
		String str = LocaleCommonDisplay.getI18nString(exp, fileName, getClientLocale());
		vciError.code = str;
		return vciError;
	}
	
	private Locale getClientLocale() {
		Locale locale = null; 
		try {
			if (HibernateSessionFactory.getVciSessionInfo() == null) {
				return Locale.getDefault();
			}
			String language = HibernateSessionFactory.getVciSessionInfo().language;
			if (language == null || language.trim().equals("")) {
				language = Locale.getDefault().getLanguage();
			}
			
			String country = HibernateSessionFactory.getVciSessionInfo().country;
			if (country == null || country.trim().equals("")) {
				country = Locale.getDefault().getCountry();
			}
			locale = new Locale(language, country);
		} catch (Exception e) {
			e.printStackTrace();
			locale = Locale.getDefault();
		}
		
		
		return locale;
	}
}