package com.gcloud.common;
import java.io.Serializable;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.ResourceBundle;
import java.util.Set;
/**
 * 資源文件讀取工具類
 * 
 */
public class ResourcesUtil implements Serializable {
  private static final String FILENAME = "conf.messages";
  private static final long serialVersionUID = -7657898714983901418L;
  /**
   * 系統(tǒng)語言環(huán)境，默認(rèn)為中文zh
   */
  public static final String LANGUAGE = "zh";
  /**
   * 系統(tǒng)國家環(huán)境，默認(rèn)為中國CN
   */
  public static final String COUNTRY = "CN";
  private static Locale getLocale() {
    Locale locale = new Locale(LANGUAGE, COUNTRY);
    return locale;
  }
  /**
   * 根據(jù)語言、國家、資源文件名和key名字獲取資源文件值
   * @param baseName 資源文件名
   * @param section key名字
   * @return 值
   */
  private static String getProperties(String baseName, String section) {
    try {
      ResourceBundle rb = ResourceBundle.getBundle(baseName, getLocale());
      return (String) rb.getObject(section);
    } catch (Exception e) {
      e.printStackTrace();
    }
    return null;
  }
  /**
   * 通過key從資源文件讀取內(nèi)容
   * @param fileName 資源文件名
   * @param key 索引
   * @return 索引對應(yīng)的內(nèi)容
   */
  public static String getValue(String fileName, String key) {
    return getProperties(fileName, key);
  }
  /**
   * 獲取默認(rèn)
   * @param key
   * @return
   */
  public static String getValue(String key) {
    return getProperties(FILENAME, key);
  }
  public static List<String> getKeyList(String baseName) {
    ResourceBundle rb = ResourceBundle.getBundle(baseName, getLocale());
    List<String> reslist = new ArrayList<String>();
    Set<String> keyset = rb.keySet();
    for (Iterator<String> it = keyset.iterator(); it.hasNext();) {
      String lkey = (String) it.next();
      reslist.add(lkey);
    }
    return reslist;
  }
  /**
   * 通過key從資源文件讀取內(nèi)容，并格式化
   * @param fileName 資源文件名
   * @param key 索引
   * @param objs 格式化參數(shù)
   * @return 格式化后的內(nèi)容
   */
  public static String getValue(String fileName, String key, Object[] objs) {
    String pattern = getValue(fileName, key);
    return MessageFormat.format(pattern, objs);
  }
  public static void main(String[] args) {
    //908=操作成功{0}條，失敗{1}條，<a href=\"{2}\" target=\"_blank\">點擊查看失敗信息</a>
    System.out.println(getValue("conf.messages", "908", new Object[] { 100, 200 }));
  }
}