java递归应用?? 1,利用递归算法实现将163.com主页及主页上的链接地址下载到本地这道题怎么做呀 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 感觉你说的就是将163主页上的连接下载,那根本用不到递归啊;除非是主页连接的连接...这样才有递归啊方法:递归程序很多,自己找一个,用httpClient分析得到的html,然后把连接提取出来,递归下去 能不说下,接下来的代码该怎么写呀,我想了好久,还是想不出来,package com.bjsxt.AWT;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileWriter;import java.io.IOException;import java.io.InputStreamReader;import java.net.MalformedURLException;import java.net.URL;public class UrlTest { public static void main(String[] args) { URL url = null; BufferedReader read = null; BufferedWriter write = null; try { url = new URL("http://www.bjeea.cn/"); read = new BufferedReader (new InputStreamReader(url.openStream())); write = new BufferedWriter(new FileWriter("e:/e/ee.html")); String temp = null; while((temp = read.readLine())!=null){ write.write(temp); write.flush(); } } catch (MalformedURLException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } }} java集合类是干啥的 jframe 键盘事件 急问,swing JTbabbedPane 怎么把ArrayList里的数组取出来? 如何动态加载更新的配置文件 java.util.concurrent包中表示信号灯计数的类是哪一个? 帮帮忙,急急啊????? 有谁知道<<thinking in java>>在哪能下到??? 怎么设置JTable的每一列的缺省列宽 请教 类不能实例化(xxx can't be instantiated) 背景图片移动效果一直不理想 求帮忙 数组越界问题,求解答
方法:递归程序很多,自己找一个,用httpClient分析得到的html,然后把连接提取出来,递归下去
package com.bjsxt.AWT;import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;public class UrlTest {
public static void main(String[] args) {
URL url = null;
BufferedReader read = null;
BufferedWriter write = null;
try {
url = new URL("http://www.bjeea.cn/");
read = new BufferedReader (new InputStreamReader(url.openStream()));
write = new BufferedWriter(new FileWriter("e:/e/ee.html"));
String temp = null;
while((temp = read.readLine())!=null){
write.write(temp);
write.flush();
}
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}