wlyy2.0/edu-article/UserPlatform/.svn/pristine/c1/c130aa8e4e5744025a0b60ecd4529bcb3f3915f8.svn-base

/**
 * 
 */
package com.yihu.platform.utils;

import java.io.InputStream;
import org.dom4j.Document;
import org.dom4j.io.SAXReader;

/**
 * @author Administrator
 * 
 */
public class ConfigUtil {

	private static ConfigUtil instance = null;
	private static final String cfg = "sys.xml";

	private String centerServerUrl;
	private String appServerName;
	private int port;

	private ConfigUtil() throws Exception {
		init();
	}

	private void init() throws Exception {
		InputStream inputStream = this.getClass().getClassLoader().getResourceAsStream(cfg);
		SAXReader reader = new SAXReader();
		Document doc = reader.read(inputStream);
		String centerServerUrl = doc.getRootElement().elementTextTrim("CenterServerUrl");
		if (centerServerUrl != null && !centerServerUrl.equals("")) {
			this.centerServerUrl = centerServerUrl;			
		}
		
		String portStr = doc.getRootElement().elementTextTrim("Port");
		if (portStr != null && !portStr.equals("")) {
			this.port = Integer.parseInt(portStr);
		}

		String appServerName = doc.getRootElement().elementTextTrim("AppServerName");
		if (appServerName != null && !appServerName.equals("") && !appServerName.equals(this.appServerName)) {
			this.appServerName = appServerName;
		}
		inputStream.close();
	}

	public static ConfigUtil getInstance() throws Exception {
		if (instance == null) {
			instance = new ConfigUtil();
		}
		return instance;
	}

	public static void create() throws Exception {
		instance = new ConfigUtil();
	}


	/**
	 * 简化获取配置服务器方式
	 * 
	 * @return
	 */
	public static String getCSUrl() {
		try {
			return ConfigUtil.getInstance().getCenterServerUrl().toString();
		} catch (Exception e) {
			e.printStackTrace();
		}
		return null;
	}

	public String getAppServerName() {
		return appServerName;
	}

	public String getCenterServerUrl() {
		return centerServerUrl;
	}

	public int getPort() {
		return port;
	}
}