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Tech Note 정보
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빅토르최 님이 작성하신 글입니다.
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카테고리: [ Java ]
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조회수: 2441
<%@ page import="java.io.BufferedReader" %>
<%@ page import="java.io.InputStreamReader" %>
<%@ page import="java.net.HttpURLConnection" %>
<%@ page import="java.net.MalformedURLException" %>
<%@ page import="java.net.NoRouteToHostException" %>
<%@ page import="java.net.UnknownHostException" %>
<%@ page import="java.net.URL" %>
<%
String inputUrl = request.getParameter("url");
out.println("** URL = "+inputUrl);
URL url = null;
BufferedReader br = null;
HttpURLConnection uc = null;
String urlLine;
long startTime = System.currentTimeMillis();
try {
url = new URL("http://"+inputUrl);
uc = (HttpURLConnection)url.openConnection();
uc.setConnectTimeout(10000);
uc.setReadTimeout(10000);
br = new BufferedReader(new InputStreamReader(uc.getInputStream()));
while ((urlLine = br.readLine()) != null) {
if ( urlLine.indexOf("<title>") >= 0 ) {
int indexStart = urlLine.indexOf("<title>")+"<title>".length();
int indexEnd = urlLine.indexOf("</title>");
out.println("<br>** Result = "+urlLine.substring(indexStart,indexEnd));
break;
}
}
} catch(MalformedURLException me) {
out.println("<br>** Log = MalformedURL");
} catch(UnknownHostException ue) {
out.println("<br>** Log = UnknownHost");
} catch(NoRouteToHostException ne) {
out.println("<br>** Log = NoRouteToHost");
} catch(Exception e) {
out.println("<br>** Log = Exception");
//e.printStackTrace();
} finally {
if ( uc != null ) uc.disconnect();
if ( br != null ) br.close();
}
out.println("<br>** Elapsed = "+(System.currentTimeMillis()-startTime)+" ms");
%>