通过web获取数据
String myString = null;
try {
/* Define the URL we want to load data from. */
URL myURL = new URL("http://www.anddev.org/images/tut/basic/getdatafromtheweb/loadme.txt");
/* Open a connection to that URL. */
URLConnection ucon = myURL.openConnection();
/*
* Define InputStreams to read from the URLConnection.
*/
InputStream is = ucon.getInputStream();
BufferedInputStream bis = new BufferedInputStream(is);
/*
* Read bytes to the Buffer until there is nothing more to read(-1).
*/
ByteArrayBuffer baf = new ByteArrayBuffer(50);
int current = 0;
while ((current = bis.read()) != -1) {
baf.append((byte) current);
}
/* Convert the Bytes read to a String. */
myString = new String(baf.toByteArray());
} catch (Exception e) {
/* On any Error we want to display it. */
myString = e.getMessage();
}