根据 crazycode的建议，修改通过IP控制权限访问网站的部分代码

 

2009年5月7号

 

根据crazycode前辈的建议修改了ReadIPInfoFileUtil。java的代码，希望更多的前辈提点。。

 

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package g.cms.util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.HashSet;
import java.util.Set;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * @author Jane(吴贞贞)
 * @email [e-mail]
 * @since JDK 1.6
 * @alter 2009年5月7号
 * @version 1.0 2009年4月29号
 */
public class ReadIPInfoFileUtil {
	private static final Log log = LogFactory.getLog(ReadIPInfoFileUtil.class);

	// private static Properties pathNameProperties = new Properties();
	private static Set<String> ipInfosList = null;

	static {
		log.debug("IPInfo.properties loading...");
		InputStream is = null;

		is = ReadIPInfoFileUtil.class.getClassLoader().getResourceAsStream(
				"IPInfoProperties");

		// String ipInfo = pathNameProperties.get("IP0").toString();
		// log.debug(ipInfo);
		ipInfosList = new HashSet<String>();
		try {
			String ipInfoFile = System.getProperty("user.dir");
			log.debug(ipInfoFile);
			BufferedReader br = new BufferedReader(new InputStreamReader(is));
			String ipInfo = null;
			int i = 0;
			do {
				i++;
				ipInfo = br.readLine();
				if (ipInfo != null) {
					ipInfo = ipInfo.trim();
					/* Test Logging */
					// log.debug("THIS FILE INCLUDE IP INFORMATIONS : " + i);
					log.debug(ipInfo);
					ipInfosList.add(ipInfo);
				}
			} while (ipInfo != null);
			log.debug("THIS FILE INCLUDE IP INFORMATIONS : "
					+ ipInfosList.size());
		} catch (IOException ioe) {
			log.debug("IP INFOMATION LOAD EXCEPTION !");
			ioe.printStackTrace();
		} finally {
			try {
				if (is != null) {
					is.close();
					is = null;
				}
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

	public static Set<String> readIPInfos() {
		return ipInfosList;
	}

	public static void main(String[] args) {
		ReadIPInfoFileUtil.readIPInfos();
	}
	
}

  

 

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