Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package tk.egsf.ddns; import com.sun.org.apache.xerces.internal.impl.dv.util.Base64; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.StringReader; import java.net.ConnectException; import java.net.MalformedURLException; import java.net.URL; import java.security.KeyManagementException; import java.security.NoSuchAlgorithmException; import java.security.cert.X509Certificate; import java.util.List; import java.util.logging.Level; import java.util.logging.Logger; import javax.net.ssl.HttpsURLConnection; import javax.net.ssl.SSLContext; import javax.net.ssl.TrustManager; import javax.net.ssl.X509TrustManager; import org.json.JSONArray; import org.json.JSONObject; import org.json.JSONStringer; /** * * @author fosa */ public class JSON_helper { public static String getJsonUrl(String URL, String Auth) { String ret = ""; String https_url = URL; URL url; try { TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkClientTrusted(X509Certificate[] certs, String authType) { } @Override public void checkServerTrusted(X509Certificate[] certs, String authType) { } } }; // Install the all-trusting trust manager SSLContext sc = SSLContext.getInstance("SSL"); sc.init(null, trustAllCerts, new java.security.SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); url = new URL(https_url); HttpsURLConnection con = (HttpsURLConnection) url.openConnection(); con.setRequestProperty("Authorization", Auth); BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream())); String input; while ((input = br.readLine()) != null) { ret += input; } br.close(); System.out.println(ret); } catch (MalformedURLException e) { e.printStackTrace(); } catch (ConnectException e) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, "Exgotou o tempo de resposta"); System.out.println(""); } catch (NoSuchAlgorithmException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } catch (KeyManagementException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } catch (IOException e) { e.printStackTrace(); } return ret; } public static String getJsonUrl(String URL) { String ret = ""; String https_url = URL; URL url; try { TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkClientTrusted(X509Certificate[] certs, String authType) { } @Override public void checkServerTrusted(X509Certificate[] certs, String authType) { } } }; // Install the all-trusting trust manager SSLContext sc = SSLContext.getInstance("SSL"); sc.init(null, trustAllCerts, new java.security.SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); url = new URL(https_url); HttpsURLConnection con = (HttpsURLConnection) url.openConnection(); BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream())); String input; while ((input = br.readLine()) != null) { ret += input; } br.close(); System.out.println(ret); } catch (MalformedURLException e) { e.printStackTrace(); } catch (ConnectException e) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, "Exgotou o tempo de resposta"); System.out.println(""); } catch (NoSuchAlgorithmException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } catch (KeyManagementException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } catch (IOException e) { e.printStackTrace(); } return ret; } public static String postToUrl(String URL, String Auth, JSONObject post) { String ret = ""; String https_url = URL; URL url; try { TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkClientTrusted(X509Certificate[] certs, String authType) { } @Override public void checkServerTrusted(X509Certificate[] certs, String authType) { } } }; // Install the all-trusting trust manager SSLContext sc = SSLContext.getInstance("SSL"); sc.init(null, trustAllCerts, new java.security.SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); url = new URL(https_url); HttpsURLConnection con = (HttpsURLConnection) url.openConnection(); con.setRequestProperty("Authorization", Auth); con.setRequestProperty("Content-Type", "application/json"); con.setRequestProperty("Accept", "application/json"); con.setRequestMethod("POST"); con.setDoOutput(true); con.connect(); // Send post System.out.println(post.toString()); byte[] outputBytes = post.toString().getBytes("UTF-8"); OutputStream os = con.getOutputStream(); os.write(outputBytes); os.close(); // get response BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream())); String input; while ((input = br.readLine()) != null) { ret += input; } br.close(); System.out.println(ret); } catch (MalformedURLException e) { e.printStackTrace(); } catch (IOException e) { // e.printStackTrace(); } catch (NoSuchAlgorithmException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } catch (KeyManagementException ex) { Logger.getLogger(login.class.getName()).log(Level.SEVERE, null, ex); } return ret; } }