Question

java模拟http请求指定url

Java模拟http请求指定的URL，并把返回结果输出到jsp页面中。。
能给点详细的实例么。。带点注释的哈。。
我有点白。。大神们详细点 。。注释多一点。。demo链接也好。。

Answer 1

HttpClient httpclient = new DefaultHttpClient();

HttpGet httpget = new HttpGet("http://localhost/");

HttpResponse response = httpclient.execute(httpget);

HttpEntity entity = response.getEntity();

if (entity != null) {

InputStream instream = entity.getContent();

int l;

byte[] tmp = new byte[2048];

while ((l = instream.read(tmp)) != -1) {

}

}
大体上就是这样了。

Answer 2

HttpResponse response = httpclient.execute(httpget)

Answer 3

下载httpclient的jar包，网上搜索相关使用demo；得到结果后，在servlet控制层out就行了