List of usage examples for java.lang System in
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From source file:ChatClient.java
public static void main(String[] args) throws Exception { DatagramSocket s = new DatagramSocket(); byte[] buf = new byte[1000]; DatagramPacket dp = new DatagramPacket(buf, buf.length); InetAddress hostAddress = InetAddress.getByName("localhost"); while (true) {/*from w ww . j a v a 2s . c om*/ BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in)); String outMessage = stdin.readLine(); if (outMessage.equals("bye")) break; String outString = "Client say: " + outMessage; buf = outString.getBytes(); DatagramPacket out = new DatagramPacket(buf, buf.length, hostAddress, 9999); s.send(out); s.receive(dp); String rcvd = "rcvd from " + dp.getAddress() + ", " + dp.getPort() + ": " + new String(dp.getData(), 0, dp.getLength()); System.out.println(rcvd); } }
From source file:Main.java
public static void main(String[] args) { char[][] original = new char[3][3]; Scanner s = new Scanner(System.in); System.out.println("Enter values: "); for (int i = 0; i < 3; i++) { for (int j = 0; j < 3; j++) { original[i][j] = s.next().charAt(0); }/*from www .j ava2 s .c o m*/ } rotate(original); }
From source file:Main.java
public static void main(String[] args) throws Exception { System.out.println("Count number of rows in a specific table!"); Connection con = null;//from w ww . ja va 2 s. c o m int count = 0; Class.forName("com.mysql.jdbc.Driver"); con = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbctutorial", "root", "root"); Statement st = con.createStatement(); BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); ResultSet res = st.executeQuery("SELECT COUNT(*) FROM EMP"); while (res.next()) { count = res.getInt(1); } System.out.println("Number of row:" + count); }
From source file:ResultSetMetaDataExample.java
public static void main(String args[]) throws Exception { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection("jdbc:odbc:Inventory", "", ""); Statement stmt = con.createStatement(); boolean notDone = true; String sqlStr = null;//from w w w . j av a 2 s .c o m BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); while (notDone) { sqlStr = br.readLine(); if (sqlStr.startsWith("SELECT") || sqlStr.startsWith("select")) { ResultSet rs = stmt.executeQuery(sqlStr); ResultSetMetaData rsmd = rs.getMetaData(); int columnCount = rsmd.getColumnCount(); for (int x = 1; x <= columnCount; x++) { String columnName = rsmd.getColumnName(x); System.out.print(columnName); } while (rs.next()) { for (int x = 1; x <= columnCount; x++) { if (rsmd.getColumnTypeName(x).compareTo("CURRENCY") == 0) System.out.print("$"); String resultStr = rs.getString(x); System.out.print(resultStr + "\t"); } } } else if (sqlStr.startsWith("exit")) notDone = false; } stmt.close(); con.close(); }
From source file:Main.java
public static void main(String[] args) throws Exception { Socket socket = new Socket("localhost", 12900); System.out.println("Started client socket at " + socket.getLocalSocketAddress()); BufferedReader socketReader = new BufferedReader(new InputStreamReader(socket.getInputStream())); BufferedWriter socketWriter = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())); BufferedReader consoleReader = new BufferedReader(new InputStreamReader(System.in)); String promptMsg = "Please enter a message (Bye to quit):"; String outMsg = null;/*from w w w.ja v a 2 s . com*/ System.out.print(promptMsg); while ((outMsg = consoleReader.readLine()) != null) { if (outMsg.equalsIgnoreCase("bye")) { break; } // Add a new line to the message to the server, // because the server reads one line at a time. socketWriter.write(outMsg); socketWriter.write("\n"); socketWriter.flush(); // Read and display the message from the server String inMsg = socketReader.readLine(); System.out.println("Server: " + inMsg); System.out.println(); // Print a blank line System.out.print(promptMsg); } socket.close(); }
From source file:Test.java
public static void main(String[] args) throws Exception { SSLSocketFactory sslSocketFactory = (SSLSocketFactory) SSLSocketFactory .getDefault();/*from www . j a v a2 s .c o m*/ SSLSocket sslSocket = (SSLSocket) sslSocketFactory.createSocket( "localhost", 9999); InputStreamReader inputStreamReader = new InputStreamReader(System.in); BufferedReader bufferedReader = new BufferedReader(inputStreamReader); OutputStream outputStream = sslSocket.getOutputStream(); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(outputStream); BufferedWriter bufferedwriter = new BufferedWriter(outputStreamWriter); String line = null; while ((line = bufferedReader.readLine()) != null) { bufferedwriter.write(line + '\n'); bufferedwriter.flush(); } }
From source file:Lab2.java
/** * @param args the command line arguments *///from w w w .j a v a 2 s.c o m public static void main(String[] args) { Preprocessor p = new Preprocessor(); p.parse(); Query q; boolean cont = true; Scanner input = new Scanner(System.in); String yesOrNo; String oOrC; ArrayList<Document> scores; System.out.println("Would you like to use cosine similarity or okapi to score queries? (C/O)"); oOrC = input.nextLine(); while (cont) { System.out.println("Enter a query: "); /** * We don't need the query class, we can just stem it and stopword it then make a document out of it. */ q = new Query(input.nextLine()); if (oOrC.equals("O") || oOrC.equals("o")) { scores = p.calcQueryOkapiScore(q); } else { scores = p.calcQueryCosineSimilarity(q); } System.out.println("Documents returned from cosine similarity analysis on query are: "); for (Document doc : scores) { System.out.println("Text :" + doc.origUtterance); } System.out.println("Would you like to enter another? Y/N"); yesOrNo = input.nextLine(); if (yesOrNo.equals("N") || yesOrNo.equals("n")) { cont = false; } } }
From source file:it.pcan.test.integration.amqp.MainServer.java
/** * @param args the command line arguments * @throws java.lang.Exception/*from ww w. j a v a 2 s .co m*/ */ public static void main(String[] args) throws Exception { try (ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext( "classpath:/config/serverApplicationContext.xml")) { new Scanner(System.in).nextLine(); // Press Enter key to stop System.out.println("Done."); } }
From source file:MainClass.java
public static void main(String[] args) throws IOException { PrintStream console = System.out; BufferedInputStream in = new BufferedInputStream(new FileInputStream("Redirecting.java")); PrintStream out = new PrintStream(new BufferedOutputStream(new FileOutputStream("test.out"))); System.setIn(in);//from w w w . j a v a 2s . c o m System.setOut(out); System.setErr(out); BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String s; while ((s = br.readLine()) != null) System.out.println(s); out.close(); System.setOut(console); }
From source file:Test.java
public static void main(String[] args) throws Exception { AsynchronousSocketChannel client = AsynchronousSocketChannel.open(); InetSocketAddress address = new InetSocketAddress("localhost", 5000); Future<Void> future = client.connect(address); System.out.println("Client: Waiting for the connection to complete"); future.get();/*from www.ja va 2 s.c om*/ String message = ""; while (!message.equals("quit")) { System.out.print("Enter a message: "); Scanner scanner = new Scanner(System.in); message = scanner.nextLine(); System.out.println("Client: Sending ..."); ByteBuffer buffer = ByteBuffer.wrap(message.getBytes()); System.out.println("Client: Message sent: " + new String(buffer.array())); client.write(buffer); } }