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import java.io.IOException; import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpException; import org.apache.commons.httpclient.HttpStatus; import org.apache.commons.httpclient.methods.GetMethod; import org.apache.commons.lang.StringUtils; public class HttpCrawler { public static void main(String[] args) { String content = null ; try { HttpClient httpClient = new HttpClient(); //1¡¢ÍøÂçÇëÇó GetMethod method = new GetMethod("http://www.baidu.com" ); int statusCode = httpClient.executeMethod(method); if (statusCode == HttpStatus. SC_OK) { content = method.getResponseBodyAsString(); //½á¹¹»¯¿ÛÈ¡ String title = StringUtils.substringBetween(content, "<title>" , "</title>" ); //´æ´¢ System. out .println(title); } } catch (HttpException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } finally { } } }
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