import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;/***  IP 地址获取* @author ITchen* @since 2016/6/29 17:56*/
public class IpAddressUtil {/****/public static String getAddresses(String ip)throws IOException {// 调用淘宝地理位置接口String urlStr = "http://ip.taobao.com/service/getIpInfo.php?ip="+ip;// 从http://whois.pconline.com.cn取得IP所在的省市区信息String returnStr = IpAddressUtil.getResult(urlStr,"utf-8");if (returnStr != null) {// 处理返回的省市区信息System.out.println(returnStr);String[] temp = returnStr.split(",");if(temp.length<3){return "0";//无效IP，局域网测试}String region = (temp[5].split(":"))[1].replaceAll("\"", "");region = decodeUnicode(region);// 省份String country = "";String area = "";// String region = "";String city = "";String county = "";String isp = "";for (int i = 0; i < temp.length; i++) {switch (i) {case 1:country = (temp[i].split(":"))[2].replaceAll("\"", "");country = decodeUnicode(country);// 国家break;case 3:area = (temp[i].split(":"))[1].replaceAll("\"", "");area = decodeUnicode(area);// 地区break;case 5:region = (temp[i].split(":"))[1].replaceAll("\"", "");region = decodeUnicode(region);// 省份break;case 7:city = (temp[i].split(":"))[1].replaceAll("\"", "");city = decodeUnicode(city);// 市区break;case 9:county = (temp[i].split(":"))[1].replaceAll("\"", "");county = decodeUnicode(county);// 地区break;case 11:isp = (temp[i].split(":"))[1].replaceAll("\"", "");isp = decodeUnicode(isp); // ISP公司break;}}System.out.println(country+"="+area+"="+region+"="+city+"="+county+"="+isp);return region;}return null;}/*** 获取详细信息* @param urlStr 请求地址* @param encoding 编码* @throws IOException*/private static String getResult(String urlStr, String encoding) throws IOException {URL url = null;HttpURLConnection connection = null;try {url = new URL(urlStr);connection = (HttpURLConnection) url.openConnection();// 新建连接实例connection.setConnectTimeout(5000);// 设置连接超时时间，单位毫秒connection.setReadTimeout(5000);// 设置读取数据超时时间，单位毫秒connection.setDoInput(true);// 是否打开输入流true|falseconnection.setUseCaches(false);// 是否缓存true|falseconnection.connect();// 请求BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(), encoding));// 往对端写完数据对端服务器返回数据// 以BufferedReader流来读取StringBuffer buffer = new StringBuffer();String line = "";while ((line = reader.readLine()) != null) {buffer.append(line);}reader.close();return buffer.toString();} catch (IOException e) {e.printStackTrace();} finally {if (connection != null) {connection.disconnect();// 关闭连接}}return null;}/*** unicode 转换成 中文* @param theString 转换字符串*/public static String decodeUnicode(String theString) {char aChar;int len = theString.length();StringBuffer outBuffer = new StringBuffer(len);for (int x = 0; x < len;) {aChar = theString.charAt(x++);if (aChar == '\\') {aChar = theString.charAt(x++);if (aChar == 'u') {int value = 0;for (int i = 0; i < 4; i++) {aChar = theString.charAt(x++);switch (aChar) {case '0':case '1':case '2':case '3':case '4':case '5':case '6':case '7':case '8':case '9':value = (value << 4) + aChar - '0';break;case 'a':case 'b':case 'c':case 'd':case 'e':case 'f':value = (value << 4) + 10 + aChar - 'a';break;case 'A':case 'B':case 'C':case 'D':case 'E':case 'F':value = (value << 4) + 10 + aChar - 'A';break;default:throw new IllegalArgumentException("Malformed encoding.");}}outBuffer.append((char) value);} else {if (aChar == 't') {aChar = '\t';} else if (aChar == 'r') {aChar = '\r';} else if (aChar == 'n') {aChar = '\n';} else if (aChar == 'f') {aChar = '\f';}outBuffer.append(aChar);}} else {outBuffer.append(aChar);}}return outBuffer.toString();}// 测试public static void main(String[] args) {String ip = "125.70.11.136";String address = "";try {address = IpAddressUtil.getAddresses(ip);} catch (UnsupportedEncodingException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {e.printStackTrace();}System.out.println(address);}
}