package com.vci.common.resource;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.Properties;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;

import com.vci.common.log.ServerWithLog4j;



/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2009</p>
 * <p>Company: VCI</p>
 * @author eddie
 * @time 2009-4-14
 * @version 1.0
 */
public class CommonProperties {

	private static String fileName = "/properties/conf.properties";
	private static String developerFileName = "properties/conf.properties";
	private static ResourceBundle _cfgResourceBundle = null;
	private static Properties confProperties = null;

	static {
		try {
			if ( _cfgResourceBundle == null ) {
	            InputStream is = CommonProperties.class.getResourceAsStream(fileName);
	            if (is != null)
	            {
	                _cfgResourceBundle = new PropertyResourceBundle(is);
	            }
	            if (_cfgResourceBundle == null) {
	            	File file = new File(developerFileName);
	            	
	            	if (file.exists()) {
	            		FileInputStream confPropertiesStream = new FileInputStream(developerFileName);
	            		confProperties = new Properties();
	            		confProperties.load(confPropertiesStream);
	            	}
	            }
			}
		} catch(Exception ee) {
			ee.printStackTrace();
			ServerWithLog4j.logger.info("初始化服务器配置文件出错，请检查文件后重新启动");
		}
	}
	

	public static String getStringProperty(String strKey)
	{
		return getStrPro(_cfgResourceBundle,strKey);
	}
	
	/**
	 * 获取字符串，错误时返回默认值
	 * @param strKey
	 * @param defaultVal
	 * @return
	 */
	public static String getStringProperty(String strKey, String defaultVal) {
		return getStrPro(_cfgResourceBundle,strKey, defaultVal);
	}
	
	public static int getIntProperty(String strKey)
	{
		return getIntPro(_cfgResourceBundle,strKey);
	}
	
	/**
	 * 获取整数，错误时返回默认值
	 * @param strKey
	 * @param defaultVal
	 * @return
	 */
	public static int getIntProperty(String strKey, int defaultVal)
	{
		return getIntPro(_cfgResourceBundle,strKey, defaultVal);
	}
	
	private static String getStrPro(ResourceBundle _cfgResourceBundle, String key){
		String rs = null;
        try{
        	if (_cfgResourceBundle != null) {
        		rs = _cfgResourceBundle.getString(key).trim();
        	} else if (confProperties != null){
        		rs = confProperties.getProperty(key);
        	}
        }catch(Exception e){
            rs = "";
        } finally {
        	if (rs == null) {
        		rs = "";
        	}
        }
        return rs;
    }
	
	private static String getStrPro(ResourceBundle _cfgResourceBundle, String key, String defaultVal){
		String rs = null;
        try{
        	if (_cfgResourceBundle != null) {
        		rs = _cfgResourceBundle.getString(key).trim();
        	} else if (confProperties != null){
        		rs = confProperties.getProperty(key);
        	}
        }catch(Exception e){
            rs = defaultVal;
        } finally {
        	if (rs == null) {
        		rs = defaultVal;
        	}
        }
        return rs;
    }
	
	private static int getIntPro(ResourceBundle _cfgResourceBundle, String key){
        try{
            return Integer.valueOf(getStrPro(_cfgResourceBundle, key)).intValue();
        }catch(Exception e){
            return -1;
        }
    }
	
	private static int getIntPro(ResourceBundle _cfgResourceBundle, String key, int defaultVal){
        try{
            return Integer.valueOf(getStrPro(_cfgResourceBundle, key, String.valueOf(defaultVal))).intValue();
        }catch(Exception e){
            return defaultVal;
        }
    }
}