Generic Object Http Loader
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
public abstract class HttpClient<T>
{
/**
* Effectue une requ?te HTTP GET et r?cup?re un <code>T</code> en retour
* @param url L'url concern?e
* @return Un <code>T</code> contenant la r?ponse
* @throws IOException Si un probl?me intervient durant la requ?te
* @throws URISyntaxException Si l'url est foireuse
*/
public T getResponse(String url) throws IOException, URISyntaxException
{
DefaultHttpClient client = new DefaultHttpClient();
InputStream data = null;
URI uri = new URI(url);
HttpGet method = new HttpGet(uri);
method.setHeader("User-Agent", "Mozilla /4.0 (compatible; MSIE 6.0; Windows CE; IEMobile 7.6) Vodafone/1.0/SFR_v1615/1.56.163.8.39");
HttpResponse response = client.execute(method);
HttpEntity entity = response.getEntity();
T result = null;
if (entity != null)
{
try
{
data = entity.getContent();
result = transformStream(data);
}
catch (IOException e)
{
throw e;
}
catch (RuntimeException e)
{
method.abort();
throw e;
}
finally
{
if (entity != null) entity.consumeContent();
client.getConnectionManager().shutdown();
}
}
return result;
}
protected abstract T transformStream(InputStream is) throws IOException;
}