android 用流打开网页

public class Test extends Activity {
@Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);
WebView webview = new WebView (this);
setContentView(webview );
try {
InputStream fin = getAssets().open(“index.html”);
byte[] buffer = new byte[fin.available()]; fin.read(buffer);
fin.close();
webview .loadData(new String(buffer), “text/html”, “UTF-8″); }
catch (IOException e) { e.printStackTrace(); }
}
}