List of usage examples for java.io OutputStreamWriter close
public void close() throws IOException
From source file:Main.java
public static void main(String[] args) { String s = "from java2s.com!"; try {/* ww w .j a va 2s .c om*/ OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os, java.nio.charset.StandardCharsets.UTF_8); FileInputStream in = new FileInputStream("test.txt"); writer.write(s, 0, 5); writer.flush(); for (int i = 0; i < 5; i++) { System.out.print((char) in.read()); } writer.close(); in.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:Main.java
public static void main(String[] args) throws Exception { URL url = new URL("http://www.java2s.com"); URLConnection conn = url.openConnection(); conn.setDoOutput(true);// w w w . j a va 2 s . c om OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream()); writer.write("value=1&anotherValue=1"); writer.flush(); String line; BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream())); while ((line = reader.readLine()) != null) { System.out.println(line); } writer.close(); reader.close(); }
From source file:com.webkruscht.wmt.DownloadFiles.java
/** * @param args//from www . j a v a2 s . co m * @throws Exception */ public static void main(String[] args) throws Exception { WebmasterTools wmt; String filename; Date date = new Date(); SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss"); String today = sdf.format(date); getProperties(); Options options = getOptions(args); try { wmt = new WebmasterTools(username, password); for (SitesEntry entry : wmt.getUserSites()) { // only process verified sites if (entry.getVerified()) { // get download paths for site JSONObject data = wmt.getDownloadList(entry); if (data != null) { for (String prop : props) { String path = (String) data.get("TOP_QUERIES"); path += "&prop=" + prop; URL url = new URL(entry.getTitle().getPlainText()); if (options.getStartdate() != null) { path += "&db=" + options.getStartdate(); path += "&de=" + options.getEnddate(); filename = String.format("%s-%s-%s-%s-%s.csv", url.getHost(), options.getStartdate(), options.getEnddate(), prop, "TopQueries"); } else { filename = String.format("%s-%s-%s-%s.csv", url.getHost(), today, prop, "TopQueries"); } OutputStreamWriter out = new OutputStreamWriter( new FileOutputStream(filePath + filename), "UTF-8"); wmt.downloadData(path, out); out.close(); } String path = (String) data.get("TOP_PAGES"); URL url = new URL(entry.getTitle().getPlainText()); filename = String.format("%s-%s-%s.csv", url.getHost(), today, "TopQueries"); OutputStreamWriter out = new OutputStreamWriter(new FileOutputStream(filePath + filename), "UTF-8"); wmt.downloadData(path, out); out.close(); } } } } catch (Exception e) { e.printStackTrace(); throw e; } }
From source file:Main.java
public static void main(String[] args) { try {// w w w . j a v a2 s .c om // create a new OutputStreamWriter OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os); // create a new FileInputStream to read what we write FileInputStream in = new FileInputStream("test.txt"); // write something in the file writer.write(70); // flush the stream writer.flush(); // read what we write System.out.println((char) in.read()); writer.close(); os.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:Main.java
public static void main(String[] args) { try {/*from w w w. j a v a 2 s . c o m*/ OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os); // create a new FileInputStream to read what we write FileInputStream in = new FileInputStream("test.txt"); // write something in the file writer.write(70); // flush the stream writer.flush(); // read what we write System.out.println((char) in.read()); // close the stream writer.close(); os.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:HelloSmartsheet.java
public static void main(String[] args) { HttpURLConnection connection = null; StringBuilder response = new StringBuilder(); //We are using Jackson JSON parser to deserialize the JSON. See http://wiki.fasterxml.com/JacksonHome //Feel free to use which ever library you prefer. ObjectMapper mapper = new ObjectMapper(); mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); try {/*from w w w .j av a 2s . com*/ System.out.println("STARTING HelloSmartsheet..."); //Create a BufferedReader to read user input. BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); System.out.print("Enter Smartsheet API access token:"); String accessToken = in.readLine(); System.out.println("Fetching list of your sheets..."); //Create a connection and fetch the list of sheets connection = (HttpURLConnection) new URL(GET_SHEETS_URL).openConnection(); connection.addRequestProperty("Authorization", "Bearer " + accessToken); BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream())); String line; //Read the response line by line. while ((line = reader.readLine()) != null) { response.append(line); } reader.close(); //Use Jackson to conver the JSON string to a List of Sheets List<Sheet> sheets = mapper.readValue(response.toString(), new TypeReference<List<Sheet>>() { }); if (sheets.size() == 0) { System.out.println("You don't have any sheets. Goodbye!"); return; } System.out.println("Total sheets: " + sheets.size()); int i = 1; for (Sheet sheet : sheets) { System.out.println(i++ + ": " + sheet.name); } System.out.print("Enter the number of the sheet you want to share: "); //Prompt the user to provide the sheet number, the email address, and the access level Integer sheetNumber = Integer.parseInt(in.readLine().trim()); //NOTE: for simplicity, error handling and input validation is neglected. Sheet chosenSheet = sheets.get(sheetNumber - 1); System.out.print("Enter an email address to share " + chosenSheet.getName() + " to: "); String email = in.readLine(); System.out.print("Choose an access level (VIEWER, EDITOR, EDITOR_SHARE, ADMIN) for " + email + ": "); String accessLevel = in.readLine(); //Create a share object Share share = new Share(); share.setEmail(email); share.setAccessLevel(accessLevel); System.out.println("Sharing " + chosenSheet.name + " to " + email + " as " + accessLevel + "."); //Create a connection. Note the SHARE_SHEET_URL uses /sheet as opposed to /sheets (with an 's') connection = (HttpURLConnection) new URL(SHARE_SHEET_URL.replace(SHEET_ID, "" + chosenSheet.getId())) .openConnection(); connection.setDoOutput(true); connection.addRequestProperty("Authorization", "Bearer " + accessToken); connection.addRequestProperty("Content-Type", "application/json"); OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream()); //Serialize the Share object writer.write(mapper.writeValueAsString(share)); writer.close(); //Read the response and parse the JSON reader = new BufferedReader(new InputStreamReader(connection.getInputStream())); response = new StringBuilder(); while ((line = reader.readLine()) != null) { response.append(line); } Result result = mapper.readValue(response.toString(), Result.class); System.out.println("Sheet shared successfully, share ID " + result.result.id); System.out.println("Press any key to quit."); in.read(); } catch (IOException e) { BufferedReader reader = new BufferedReader( new InputStreamReader(((HttpURLConnection) connection).getErrorStream())); String line; try { response = new StringBuilder(); while ((line = reader.readLine()) != null) { response.append(line); } reader.close(); Result result = mapper.readValue(response.toString(), Result.class); System.out.println(result.message); } catch (IOException e1) { e1.printStackTrace(); } } catch (Exception e) { System.out.println("Something broke: " + e.getMessage()); e.printStackTrace(); } }
From source file:Main.java
public static void main(String[] args) { char[] arr = { 'H', 'e', 'l', 'l', 'o' }; try {//from w w w . j a va2 s. com OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os); // create a new FileInputStream to read what we write FileInputStream in = new FileInputStream("test.txt"); // write something in the file writer.write(arr, 0, 3); // flush the stream writer.flush(); // read what we write for (int i = 0; i < 3; i++) { System.out.print((char) in.read()); } writer.close(); in.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:Main.java
public static void main(String[] args) { try {/* www. ja v a 2s .co m*/ OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os); // create a new FileInputStream to read what we write FileInputStream in = new FileInputStream("test.txt"); // write something in the file writer.write(70); // flush the stream writer.flush(); // get and print the encoding for this stream System.out.println(writer.getEncoding()); // read what we write System.out.println((char) in.read()); writer.close(); os.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:Main.java
public static void main(String[] args) { try {//from w w w.j a v a2s . com OutputStream os = new FileOutputStream("test.txt"); OutputStreamWriter writer = new OutputStreamWriter(os); // create a new FileInputStream to read what we write FileInputStream in = new FileInputStream("test.txt"); // write something in the file writer.write(70); writer.write(71); writer.write(72); // flush the stream writer.flush(); // read what we write for (int i = 0; i < 3; i++) { System.out.print((char) in.read()); } writer.close(); in.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:Base64Stuff.java
public static void main(String[] args) { //Random random = new Random(); try {//ww w . j a va 2 s . c o m File file1 = new File("C:\\\\Program Files\\\\ImageJ\\\\images\\\\confocal-series-10001.tif"); //File file2 = new File("C:\\Program Files\\ImageJ\\images\\confocal-series-10000.tif"); ImagePlus image1 = new ImagePlus( "C:\\\\Program Files\\\\ImageJ\\\\images\\\\confocal-series-10001.tif"); //ImagePlus image2 = new ImagePlus("C:\\Program Files\\ImageJ\\images\\two.tif"); byte[] myBytes1 = org.apache.commons.io.FileUtils.readFileToByteArray(file1); //byte[] myBytes2 = org.apache.commons.io.FileUtils.readFileToByteArray(file2); //random.nextBytes(randomBytes); //String internalVersion1 = com.sun.org.apache.xerces.internal.impl.dv.util.Base64.encode(myBytes1); //String internalVersion2 = com.sun.org.apache.xerces.internal.impl.dv.util.Base64.encode(myBytes2); byte[] apacheBytes1 = org.apache.commons.codec.binary.Base64.encodeBase64(myBytes1); //byte[] apacheBytes2 = org.apache.commons.codec.binary.Base64.encodeBase64(myBytes2); String string1 = new String(apacheBytes1); //String string2 = new String(apacheBytes2); System.out.println("File1 length:" + string1.length()); //System.out.println("File2 length:" + string2.length()); System.out.println(string1); //System.out.println(string2); System.out.println("Image1 size: (" + image1.getWidth() + "," + image1.getHeight() + ")"); //System.out.println("Image2 size: (" + image2.getWidth() + "," + image2.getHeight() + ")"); String urlParameters = "data=" + string1 + "&size=1000x1000"; URL url = new URL("http://api.qrserver.com/v1/create-qr-code/"); URLConnection conn = url.openConnection(); conn.setDoOutput(true); OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream()); writer.write(urlParameters); writer.flush(); //byte buf[] = new byte[700000000]; BufferedInputStream reader = new BufferedInputStream(conn.getInputStream()); BufferedOutputStream bos = new BufferedOutputStream( new FileOutputStream("C:\\Users\\expertoweb\\Desktop\\qrcode2.png")); int data; while ((data = reader.read()) != -1) { bos.write(data); } writer.close(); reader.close(); bos.close(); } catch (IOException e) { } }