package com.weather.xx;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Test {
public static void main(String args[]) {
String html = "<title>ABCD</title>gsdggas<title></title>jkll<title>005</title>";
// 简单示例，相当于String html=getHtml(String urlString);
List resultList = getContext(html);
for (Iterator iterator = resultList.iterator(); iterator.hasNext();) {
String context = (String) iterator.next();
System.out.println(context);
}
getSinaIP();
}
public static List getContext(String html) {
List resultList = new ArrayList();
Pattern p = Pattern.compile("<title>([^</title>]*)");// 匹配<title>开头，</title>结尾的文档
Matcher m = p.matcher(html);// 开始编译
while (m.find()) {
resultList.add(m.group(1));// 获取被匹配的部分
}
return resultList;
}
/**
* @param html要解析的html文档内容
* @return 解析结果，可以多次匹配，每次匹配的结果按文档中出现的先后顺序添加进结果List
*/
public static List getContexts(String html) {
List resultList = new ArrayList();
// <[^<|^>]*>
// >*<
// >([^<]*)
// <title>([^</title>]*)
// new Array\\(([^\\);]*)
Pattern p = Pattern.compile("new Array\\(([^\\);]*)");
Matcher m = p.matcher(html);// 开始编译
while (m.find()) {
int gc = m.groupCount();
String group = m.group(1);
if (!"".equals(group)) {
System.out.println(gc + group);
resultList.add(group);
}
}
return resultList;
}
// var Q = "http://counter.sina.com.cn/ip";
public static String[] getSinaIP() {
try {
String urls = "http://counter.sina.com.cn/ip";
URL url = new URL(urls);
URLConnection urlconn = url.openConnection();
HttpURLConnection conn = (HttpURLConnection) urlconn;
int httpResult = conn.getResponseCode();
StringBuffer ipbuff = new StringBuffer();
if (httpResult == HttpURLConnection.HTTP_OK) {
InputStream is = conn.getInputStream();
InputStreamReader isr = new InputStreamReader(is, "GBK");
BufferedReader in = new BufferedReader(isr);
String strLine;
while ((strLine = in.readLine()) != null) {
ipbuff.append(strLine);
}
in.close();
isr.close();
is.close();
}
String html = ipbuff.toString();
Pattern p = Pattern.compile("new Array\\(([^\\);]*)");
Matcher m = p.matcher(html);// 开始编译
while (m.find()) {
// int gc = m.groupCount();
String group = m.group(1);
if (!"".equals(group)) {
html = group.replace("\"", "");
html = html.replace(" ", "");
// System.out.println(gc + group);
}
}
System.out.println(html);
String[] ipInfo = html.split(",");
return ipInfo;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}
