java.net.URLConnection.setDoInput()方法的使用及代码示例

x33g5p2x  于2022-01-31 转载在 其他  
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本文整理了Java中java.net.URLConnection.setDoInput()方法的一些代码示例，展示了URLConnection.setDoInput()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。URLConnection.setDoInput()方法的具体详情如下：
包路径：java.net.URLConnection
类名称：URLConnection
方法名：setDoInput

URLConnection.setDoInput介绍

[英]Sets the flag indicating whether this URLConnection allows input. It cannot be set after the connection is established.
[中]设置指示此URLConnection是否允许输入的标志。连接建立后无法设置。

代码示例

代码示例来源：origin: stackoverflow.com

  1. URL url = new URL(user_image_url);
  2. HttpURLConnection conn = (HttpURLConnection) url.openConnection();   
  3. conn.setDoInput(true);   
  4. conn.connect();     
  5. InputStream is = conn.getInputStream();
  6. bmImg = BitmapFactory.decodeStream(is);

代码示例来源：origin: jphp-group/jphp

  1. public URLConnection getURLConnection() throws IOException {
  2.   if (urlConnection == null) {
  3.     if (proxy != null) {
  4.       urlConnection = url.openConnection(proxy);
  5.     } else {
  6.       urlConnection = url.openConnection();
  7.     }
  8.     urlConnection.setDoInput(false);
  9.     urlConnection.setDoOutput(false);
  10.     if (getMode().startsWith("r") || getMode().startsWith("w") || getMode().startsWith("a")) {
  11.       urlConnection.setDoInput(true);
  12.     }
  13.     if (getMode().startsWith("w") || getMode().startsWith("a")) {
  14.       urlConnection.setDoOutput(true);
  15.     }
  16.   }
  17.   return urlConnection;
  18. }

代码示例来源：origin: stackoverflow.com

  1. URL myURL = new URL(serviceURL);
  2. HttpURLConnection myURLConnection = (HttpURLConnection)myURL.openConnection();
  3. String userCredentials = "username:password";
  4. String basicAuth = "Basic " + new String(new Base64().encode(userCredentials.getBytes()));
  5. myURLConnection.setRequestProperty ("Authorization", basicAuth);
  6. myURLConnection.setRequestMethod("POST");
  7. myURLConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
  8. myURLConnection.setRequestProperty("Content-Length", "" + postData.getBytes().length);
  9. myURLConnection.setRequestProperty("Content-Language", "en-US");
  10. myURLConnection.setUseCaches(false);
  11. myURLConnection.setDoInput(true);
  12. myURLConnection.setDoOutput(true);

代码示例来源：origin: stackoverflow.com

  1. public static Bitmap getBitmapFromURL(String src) {
  2.   try {
  3.     URL url = new URL(src);
  4.     HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  5.     connection.setDoInput(true);
  6.     connection.connect();
  7.     InputStream input = connection.getInputStream();
  8.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  9.     return myBitmap;
  10.   } catch (IOException e) {
  11.     // Log exception
  12.     return null;
  13.   }
  14. }

代码示例来源：origin: stackoverflow.com

  1. URL url = new URL("http://yoururl.com");
  2. HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
  3. conn.setReadTimeout(10000);
  4. conn.setConnectTimeout(15000);
  5. conn.setRequestMethod("POST");
  6. conn.setDoInput(true);
  7. conn.setDoOutput(true);
  9. Uri.Builder builder = new Uri.Builder()
  10.     .appendQueryParameter("firstParam", paramValue1)
  11.     .appendQueryParameter("secondParam", paramValue2)
  12.     .appendQueryParameter("thirdParam", paramValue3);
  13. String query = builder.build().getEncodedQuery();
  15. OutputStream os = conn.getOutputStream();
  16. BufferedWriter writer = new BufferedWriter(
  17.       new OutputStreamWriter(os, "UTF-8"));
  18. writer.write(query);
  19. writer.flush();
  20. writer.close();
  21. os.close();
  23. conn.connect();

代码示例来源：origin: stackoverflow.com

  1. public Bitmap getBitmapFromURL(String strURL) {
  2.   try {
  3.     URL url = new URL(strURL);
  4.     HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  5.     connection.setDoInput(true);
  6.     connection.connect();
  7.     InputStream input = connection.getInputStream();
  8.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  9.     return myBitmap;
  10.   } catch (IOException e) {
  11.     e.printStackTrace();
  12.     return null;
  13.   }
  14. }

代码示例来源：origin: stackoverflow.com

  1. public Bitmap getBitmapFromURL(String strURL) {
  2.   try {
  3.     URL url = new URL(strURL);
  4.     HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  5.     connection.setDoInput(true);
  6.     connection.connect();
  7.     InputStream input = connection.getInputStream();
  8.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  9.     return myBitmap;
  10.   } catch (IOException e) {
  11.     e.printStackTrace();
  12.     return null;
  13.   }
  14. }

代码示例来源：origin: stackoverflow.com

  1. String response = "";
  2. try {
  3.   url = new URL(requestURL);
  4.   HttpURLConnection conn = (HttpURLConnection) url.openConnection();
  5.   conn.setReadTimeout(15000);
  6.   conn.setConnectTimeout(15000);
  7.   conn.setRequestMethod("POST");
  8.   conn.setDoInput(true);
  9.   conn.setDoOutput(true);
  10.   OutputStream os = conn.getOutputStream();
  11.   BufferedWriter writer = new BufferedWriter(
  12.       new OutputStreamWriter(os, "UTF-8"));
  13.     BufferedReader br=new BufferedReader(new InputStreamReader(conn.getInputStream()));
  14.     while ((line=br.readLine()) != null) {
  15.       response+=line;

代码示例来源：origin: neo4j/neo4j

  1. void ping() throws IOException
  2. {
  3.   pingCount++;
  4.   Map<String, String> usageDataMap = collector.getUdcParams();
  5.   StringBuilder uri = new StringBuilder( "http://" + address + "/" + "?" );
  6.   for ( Map.Entry<String,String> entry : usageDataMap.entrySet() )
  7.   {
  8.     uri.append( entry.getKey() );
  9.     uri.append( "=" );
  10.     uri.append( URLEncoder.encode( entry.getValue(), StandardCharsets.UTF_8.name() ) );
  11.     uri.append( "+" );
  12.   }
  13.   uri.append( PING + "=" ).append( pingCount );
  14.   URL url = new URL( uri.toString() );
  15.   URLConnection con = url.openConnection();
  16.   con.setDoInput( true );
  17.   con.setDoOutput( false );
  18.   con.setUseCaches( false );
  19.   con.connect();
  20.   con.getInputStream().close();
  21. }

代码示例来源：origin: stackoverflow.com

  1. public static Bitmap getBitmapFromURL(String src) {
  2.   try {
  3.     Log.e("src",src);
  4.     URL url = new URL(src);
  5.     HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  6.     connection.setDoInput(true);
  7.     connection.connect();
  8.     InputStream input = connection.getInputStream();
  9.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  10.     Log.e("Bitmap","returned");
  11.     return myBitmap;
  12.   } catch (IOException e) {
  13.     e.printStackTrace();
  14.     Log.e("Exception",e.getMessage());
  15.     return null;
  16.   }
  17. }

代码示例来源：origin: stackoverflow.com

  1. public Bitmap getBitmapFromURL(String src) {
  2.   try {
  3.     java.net.URL url = new java.net.URL(src);
  4.     HttpURLConnection connection = (HttpURLConnection) url
  5.         .openConnection();
  6.     connection.setDoInput(true);
  7.     connection.connect();
  8.     InputStream input = connection.getInputStream();
  9.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  10.     return myBitmap;
  11.   } catch (IOException e) {
  12.     e.printStackTrace();
  13.     return null;
  14.   }
  15. }

代码示例来源：origin: robovm/robovm

  1. /**
  2.  * Opens an InputStream for the given URL.
  3.  */
  4. /*package*/ static InputStream openUrl(String url) throws IOException {
  5.   try {
  6.     URLConnection urlConnection = new URL(url).openConnection();
  7.     urlConnection.setConnectTimeout(TIMEOUT);
  8.     urlConnection.setReadTimeout(TIMEOUT);
  9.     urlConnection.setDoInput(true);
  10.     urlConnection.setDoOutput(false);
  11.     return urlConnection.getInputStream();
  12.   } catch (Exception e) {
  13.     IOException ioe = new IOException("Couldn't open " + url);
  14.     ioe.initCause(e);
  15.     throw ioe;
  16.   }
  17. }

代码示例来源：origin: stackoverflow.com

  1. URL url;
  2. URLConnection urlConn;
  3. DataOutputStream printout;
  4. DataInputStream  input;
  5. url = new URL (getCodeBase().toString() + "env.tcgi");
  6. urlConn = url.openConnection();
  7. urlConn.setDoInput (true);
  8. urlConn.setDoOutput (true);
  9. urlConn.setUseCaches (false);
  10. urlConn.setRequestProperty("Content-Type","application/json");   
  11. urlConn.setRequestProperty("Host", "android.schoolportal.gr");
  12. urlConn.connect();  
  13. //Create JSONObject here
  14. JSONObject jsonParam = new JSONObject();
  15. jsonParam.put("ID", "25");
  16. jsonParam.put("description", "Real");
  17. jsonParam.put("enable", "true");

代码示例来源：origin: jphp-group/jphp

  1. @Signature
  2. public static URLConnection create(String url, @Nullable Proxy proxy) throws IOException {
  3.   URL _url = new URL(url);
  4.   URLConnection urlConnection = proxy == null ? _url.openConnection() : _url.openConnection(proxy);
  5.   urlConnection.setDoOutput(true);
  6.   urlConnection.setDoInput(true);
  7.   if (urlConnection instanceof HttpURLConnection) {
  8.     HttpURLConnection httpURLConnection = (HttpURLConnection) urlConnection;
  9.     httpURLConnection.setRequestMethod("GET");
  10.   }
  11.   return urlConnection;
  12. }

代码示例来源：origin: stackoverflow.com

  1. URL url = new URL("http","www.google.com");
  2. HttpURLConnection urlc = (HttpURLConnection)url.openConnection();
  3. urlc.setAllowUserInteraction( false );
  4. urlc.setDoInput( true );
  5. urlc.setDoOutput( false );
  6. urlc.setUseCaches( true );
  7. urlc.setRequestMethod("GET");
  8. urlc.connect();
  9. // check you have received an status code 200 to indicate OK
  10. // get the encoding from the Content-Type header
  11. BufferedReader in = new BufferedReader(new InputStreamReader(urlc.getInputStream()));
  12. String line = null;
  13. while((line = in.readLine()) != null) {
  14.  System.out.println(line);
  15. }
  17. // close sockets, handle errors, etc.

代码示例来源：origin: stackoverflow.com

  1. String response = "";
  2. try {
  3.   url = new URL(requestURL);
  4.   HttpURLConnection conn = (HttpURLConnection) url.openConnection();
  5.   conn.setReadTimeout(15000);
  6.   conn.setConnectTimeout(15000);
  7.   conn.setRequestMethod("GET");
  8.   conn.setDoInput(true);
  9.   conn.setDoOutput(true);
  10.   OutputStream os = conn.getOutputStream();
  11.   BufferedWriter writer = new BufferedWriter(
  12.       new OutputStreamWriter(os, "UTF-8"));
  13.     BufferedReader br=new BufferedReader(new InputStreamReader(conn.getInputStream()));
  14.     while ((line=br.readLine()) != null) {
  15.       response+=line;

代码示例来源：origin: stackoverflow.com

  1. @Override
  2.     protected Void doInBackground(Void... params) {             
  3.       try {
  4.         URL myFileUrl = new URL("http://sposter.smartag.my/images/chicken_soup.jpg");
  5.         HttpURLConnection conn= (HttpURLConnection)myFileUrl.openConnection();
  6.         conn.setDoInput(true);
  7.         conn.connect();
  8.         InputStream is = conn.getInputStream();
  9.         downloadBitmap = BitmapFactory.decodeStream(is);
  10.               } catch (FileNotFoundException e) {             
  11.         e.printStackTrace();
  12.       }
  13.       catch (IOException e) {         
  14.         e.printStackTrace();
  15.       }               
  16.       return null;
  17.     }
  19. @Override
  20. onPostExecute()
  21. {
  22.  ImageView image = (ImageView) findViewById(R.id.imview);            
  23.       image.setImageBitmap(downloadBitmap);
  24. }

代码示例来源：origin: stackoverflow.com

  1. public static String sendPostRequest(String requestUrl, String payload) {
  2.   try {
  3.     URL url = new URL(requestUrl);
  4.     HttpURLConnection connection = (HttpURLConnection) url.openConnection();
  6.     connection.setDoInput(true);
  7.     connection.setDoOutput(true);
  8.     connection.setRequestMethod("POST");
  9.     connection.setRequestProperty("Accept", "application/json");
  10.     connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
  11.     OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
  12.     writer.write(payload);
  13.     writer.close();
  14.     BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
  15.     StringBuffer jsonString = new StringBuffer();
  16.     String line;
  17.     while ((line = br.readLine()) != null) {
  18.         jsonString.append(line);
  19.     }
  20.     br.close();
  21.     connection.disconnect();
  22.   } catch (Exception e) {
  23.       throw new RuntimeException(e.getMessage());
  24.   }
  25.   return jsonString.toString();
  26. }

代码示例来源：origin: stackoverflow.com

  1. private StringBuffer request(String urlString) {
  2.   // TODO Auto-generated method stub
  4.   StringBuffer chaine = new StringBuffer("");
  5.   try{
  6.     URL url = new URL(urlString);
  7.     HttpURLConnection connection = (HttpURLConnection)url.openConnection();
  8.     connection.setRequestProperty("User-Agent", "");
  9.     connection.setRequestMethod("POST");
  10.     connection.setDoInput(true);
  11.     connection.connect();
  13.     InputStream inputStream = connection.getInputStream();
  15.     BufferedReader rd = new BufferedReader(new InputStreamReader(inputStream));
  16.     String line = "";
  17.     while ((line = rd.readLine()) != null) {
  18.       chaine.append(line);
  19.     }
  20.   }
  21.   catch (IOException e) {
  22.     // Writing exception to log
  23.     e.printStackTrace();
  24.   }
  25.   return chaine;
  26. }

代码示例来源：origin: stackoverflow.com

  1. protected Bitmap doInBackground(Void... params) {
  2.   try {
  3.     URL urlConnection = new URL(url);
  4.     HttpURLConnection connection = (HttpURLConnection) urlConnection
  5.         .openConnection();
  6.     connection.setDoInput(true);
  7.     connection.connect();
  8.     InputStream input = connection.getInputStream();
  9.     Bitmap myBitmap = BitmapFactory.decodeStream(input);
  10.     return myBitmap;

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