Android development tool Class 24_gethtml

Get Web page (JSP) source code

1 ImportJava.io.InputStream;2 Importjava.net.HttpURLConnection;3 ImportJava.net.URL;4 5 ImportCom.wangjialin.internet.utils.StreamTool;6 7  Public classHtmlservice {8     /**9 * Access to Web sourceTen      * @paramPath Web Paths One      * @return A      */ -      Public StaticString gethtml (String path)throwsException { -          theHttpURLConnection conn = (httpurlconnection)NewURL (path). OpenConnection (); -Conn.setconnecttimeout (5000); -Conn.setrequestmethod ("GET"); -          +         if(Conn.getresponsecode () = = 200){ -              +InputStream instream =Conn.getinputstream (); A             byte[] data =Streamtool.read (instream); at             return NewString (data); -         } -         return NULL; -     } -}

Streamtool.java

1 ImportJava.io.ByteArrayOutputStream;2 ImportJava.io.InputStream;3 4  Public classStreamtool {5 6     /**7 * Read data from the stream8      * @paraminstream9      * @returnTen      */ One      Public Static byte[] Read (InputStream instream)throwsexception{ A          -Bytearrayoutputstream OutputStream =NewBytearrayoutputstream (); -         byte[] buffer =New byte[1024]; the         intLen = 0; -          -          while(len = instream.read (buffer))! =-1){ -Outputstream.write (buffer, 0, Len); +         } - instream.close (); +         returnOutputstream.tobytearray (); A     } at}

Show Web page Source Pathtext = "http://192.168.1.103:8080/ServerForWebCodeViewer/wangjialin.jsp"

1      Public voidshowhtml (View v) {2         3Path =Pathtext.gettext (). toString ();4         Try {5             NewThread (NewRunnable () {6 7 @Override8                  Public voidrun () {9                     //TODO auto-generated Method StubTen                     Try { OneHTML =htmlservice.gethtml (path); A}Catch(Exception e) { -                         //TODO auto-generated Catch block - e.printstacktrace (); the                     } -                 }                 - }). Start (); -              + Textview.settext (HTML); -}Catch(Exception e) { + e.printstacktrace (); A Toast.maketext (Getapplicationcontext (), R.string.error, Toast.length_long). Show (); at         } -  -}

Android development tool Class 24_gethtml