提取网页内容失败
import java.io.*;
import java.net.*;
public class URL2 {
public static void main(String[] args) throws IOException {
URL url = new URL("http://www.baidu.com");
InputStreamReader isr = new InputStreamReader(url.openStream());
BufferedReader br = new BufferedReader(isr);
String s;
while ((s = br.readLine()) != null)
System.out.println(s);
br.close();
}
}
发生错误：
Exception in thread "main" java.net.SocketException: Connection reset
at java.net.SocketInputStream.read(SocketInputStream.java:189)
at java.net.SocketInputStream.read(SocketInputStream.java:121)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:275)
at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:641)
at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:589)
at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:612)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1319)
at java.net.URL.openStream(URL.java:1035)
at URL2.main(URL2.java:7)
--------------------编程问答-------------------- 我运行的时候正常。 --------------------编程问答-------------------- 首先你网络是不是通的？是否可以通过浏览器访问百度？
我这里运行没错。 --------------------编程问答--------------------
网络是通的
javac URL2.java
java URL2
居然不行
错误：找不到或无法加载主类URL2 --------------------编程问答--------------------
javac URL2.java
java URL2
错误：找不到或无法加载主类URL2 --------------------编程问答--------------------
classpath搞对吧~~不过好像jdk6以后就不用配classpath了 --------------------编程问答--------------------
classpath对的吧，跑其他的程序都可以 --------------------编程问答-------------------- 我也可以正常运行的。。 --------------------编程问答-------------------- 用浏览器可以打开么
或者,换一个网址 --------------------编程问答-------------------- 我運行也是正常的啊！！！！！！！
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--------------------编程问答-------------------- 要是url错误的话怎么处理啊？ --------------------编程问答-------------------- LZ有可能是你的请求过多，百度把你的MAC地址屏蔽了，才会出现Exception in thread "main" java.net.SocketException: Connection reset。你可以在浏览器中直接访问百度首页看请求的结果。 --------------------编程问答-------------------- 除
补充：Java , Java SE
