Effettuare una chiamata POST in https

gistfile1.java

public static String postUrl(String url, Map<String, String> params) throws Exception {
	SchemeRegistry schemeRegistry = new SchemeRegistry();
	schemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
	schemeRegistry.register(new Scheme("https", new SimpleSSLSocketFactory(), 443));
		
        HttpParams httpParams = new BasicHttpParams();
	httpParams.setParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, 30);
	httpParams.setParameter(ConnManagerPNames.MAX_CONNECTIONS_PER_ROUTE, new ConnPerRouteBean(30));
	httpParams.setParameter(HttpProtocolParams.USE_EXPECT_CONTINUE, false);
	HttpProtocolParams.setVersion(httpParams, HttpVersion.HTTP_1_1);

	ClientConnectionManager cm = new SingleClientConnManager(httpParams, schemeRegistry);
	HttpClient httpClient = new DefaultHttpClient(cm, httpParams);
		
	HttpPost httpPost = new HttpPost(url);
		
	// Add your data
        List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(params.size());
        for (Entry<String, String> entry : params.entrySet()) {
        	String key = entry.getKey();
        	String val = entry.getValue();
        	nameValuePairs.add(new BasicNameValuePair(key, val));
        }
        httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
		
	HttpResponse response = httpClient.execute(httpPost);
	int returnCode = response.getStatusLine().getStatusCode();
		
	String htmlBody = EntityUtils.toString(response.getEntity());
		
	if(returnCode != HttpStatus.SC_OK) {
		Log.e(Const.LOG_TAG, "- Network error reading URL: " + url);
		Log.e(Const.LOG_TAG, "- Network error: HttpStatusCode : " + response.getStatusLine().getStatusCode());
		return null;
	}
	return htmlBody;
}