httpurlconnection

问题 I'm trying to send base64 encoded images to a server using HttpUrlConnection. The problem I'm having is that most images gets sent successfully, however some generate a FileNotFound exception. My code for encoding the image can be found below. public static String encodeImage(Bitmap thumbnail) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); thumbnail.compress(Bitmap.CompressFormat.JPEG, 100, baos); byte[] b = baos.toByteArray(); String imageEncoded = Base64.encodeToString(b,Base64

问题 I'm trying to send base64 encoded images to a server using HttpUrlConnection. The problem I'm having is that most images gets sent successfully, however some generate a FileNotFound exception. My code for encoding the image can be found below. public static String encodeImage(Bitmap thumbnail) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); thumbnail.compress(Bitmap.CompressFormat.JPEG, 100, baos); byte[] b = baos.toByteArray(); String imageEncoded = Base64.encodeToString(b,Base64

问题 I'm trying to send base64 encoded images to a server using HttpUrlConnection. The problem I'm having is that most images gets sent successfully, however some generate a FileNotFound exception. My code for encoding the image can be found below. public static String encodeImage(Bitmap thumbnail) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); thumbnail.compress(Bitmap.CompressFormat.JPEG, 100, baos); byte[] b = baos.toByteArray(); String imageEncoded = Base64.encodeToString(b,Base64

问题 I am given a shortened url and I want to get the expanded form. The below java function is used to achieve this. public String expand(String shortenedUrl){ URL url = null; try { url = new URL(shortenedUrl); } catch (MalformedURLException e) { e.printStackTrace(); } // open connection HttpURLConnection httpURLConnection = null; try { httpURLConnection = (HttpURLConnection) url.openConnection(Proxy.NO_PROXY); } catch (IOException e) { e.printStackTrace(); } // stop following browser redirect

问题 I am given a shortened url and I want to get the expanded form. The below java function is used to achieve this. public String expand(String shortenedUrl){ URL url = null; try { url = new URL(shortenedUrl); } catch (MalformedURLException e) { e.printStackTrace(); } // open connection HttpURLConnection httpURLConnection = null; try { httpURLConnection = (HttpURLConnection) url.openConnection(Proxy.NO_PROXY); } catch (IOException e) { e.printStackTrace(); } // stop following browser redirect

问题 how can i get the content of the URLbelow using HttpURLConnection and put it in a TextView ? http://ephemeraltech.com/demo/android_tutorial20.php 回答1: class GetData extends AsyncTask<String, Void, String> { @Override protected String doInBackground(String... params) { HttpURLConnection urlConnection = null; String result = ""; try { URL url = new URL("http://ephemeraltech.com/demo/android_tutorial20.php"); urlConnection = (HttpURLConnection) url.openConnection(); int code = urlConnection

问题 After trying other solutions from HttpURLConnection Invalid HTTP method: PATCH I am writing my problem here. I am getting Invalid HTTP Method :PATCH Exception with JAVA 7. Updating JAVA is not in option so i have to stick to the Workarounds. I am using Invocation to invoke the request like this Invocation invoke = reqBuilder.build(getHTTPVerb(), Entity.entity(requestJSON, MediaType.APPLICATION_JSON)); getWebTarget().request(MediaType.APPLICATION_JSON).header("Authorization", getAuthorization(

问题 I am getting EOFException when I call a REST API. I know it says that response is null. But it should not. I use same API in an iOS application without any problem. Here is my code : try { url = new URL(baseUrl); } // Thrown when URL could not be parsed catch (MalformedURLException me) { Log.e(TAG, "URL could not be parsed. URL : " + baseUrl, me); } try { // System.setProperty("http.keepAlive", "false"); // Set connection properties urlConnection = (HttpURLConnection) url.openConnection();

问题 I am getting following error in con.getResponseCode() java.net.SocketTimeoutException: failed to connect to example.com (port 80) after 3000ms at libcore.io.IoBridge.connectErrno(IoBridge.java:223) at libcore.io.IoBridge.connect(IoBridge.java:127) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:192) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:475) at java.net.Socket.connect(Socket.java:861) at com.android.okhttp.internal.Platform.connectSocket(Platform.java:152) at com

问题 I am getting following error in con.getResponseCode() java.net.SocketTimeoutException: failed to connect to example.com (port 80) after 3000ms at libcore.io.IoBridge.connectErrno(IoBridge.java:223) at libcore.io.IoBridge.connect(IoBridge.java:127) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:192) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:475) at java.net.Socket.connect(Socket.java:861) at com.android.okhttp.internal.Platform.connectSocket(Platform.java:152) at com