Example usage for java.io BufferedReader readLine

Introduction

In this page you can find the example usage for java.io BufferedReader readLine.

Prototype

public String readLine() throws IOException

Source Link

Document

Reads a line of text.

Usage

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Runtime r = Runtime.getRuntime();
    String[] nargs = { "sh", "-c", "for i in 1 2 3; do echo $i; done" };
    Process p = r.exec(nargs);//from   w w  w  .j a  v  a  2 s .c o m
    BufferedReader is = new BufferedReader(new InputStreamReader(p.getInputStream()));
    String line;
    while ((line = is.readLine()) != null)
        System.out.println(line);
}

From source file:DateFormatFile.java

public static void main(String[] args) throws IOException {
    DateFormatFile df = new DateFormatFile();
    BufferedReader is = new BufferedReader(new InputStreamReader(System.in));
    String line;//from  w  w  w .j  ava 2 s.c  o m
    while ((line = is.readLine()) != null) {
        df.process(line);
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    File f = new File("C:\\test.txt");
    FileReader fr = new FileReader(f);
    BufferedReader br = new BufferedReader(fr);

    StringBuffer sb = new StringBuffer();
    String eachLine = br.readLine();

    while (eachLine != null) {
        sb.append(eachLine);//ww  w.  j a  va  2s  . c om
        sb.append("\n");
        eachLine = br.readLine();
    }
    System.out.println(sb.toString());
}

From source file:Print.java

public static void main(String[] args) throws Exception {
    Hashtable env = new Hashtable();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.fscontext.RefFSContextFactory");

    env.put(Context.PROVIDER_URL, "file:/tmp/marketing");

    Context initCtx = new InitialContext(env);
    File f = (File) initCtx.lookup("reports/report1.txt");
    if (f != null) {
        BufferedReader br = new BufferedReader(new FileReader(f));
        String l = null;/*from   www.j  ava 2s  .com*/
        while ((l = br.readLine()) != null)
            System.out.println(l);
    }

}

From source file:Main.java

public static void main(String args[]) throws Exception {

    FileReader fr = new FileReader(args[0]);
    BufferedReader br = new BufferedReader(fr);

    // Process lines from file
    String line;/*from  ww w . j  av  a2  s.c om*/
    while ((line = br.readLine()) != null) {
        char array[] = line.toCharArray();
        System.out.print(array[0]);
    }
}

From source file:Grep.java

public static void main(String args[]) throws Exception {
    String regex = "";
    InputStream in = System.in;

    regex = args[0];//from   w  ww . j a va 2  s .c o m
    in = new BufferedInputStream(new FileInputStream(args[1]));
    Pattern p = null;

    p = Pattern.compile(regex);

    BufferedReader buff = new BufferedReader(new InputStreamReader(in));

    String a;
    for (a = buff.readLine(); a != null; a = buff.readLine()) {
        Matcher m = p.matcher(a);
        if (m.find()) {
            System.out.println(a);
        }
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    BufferedReader br = new BufferedReader(new FileReader("ravi.txt"));
    while (true) {
        String line = br.readLine();
        if (line == null)
            break;
        if (!UCODE_PATTERN.matcher(line).matches()) {
            System.err.println("Bad input: " + line);
        } else {/*from   w w  w  .  ja  v  a  2 s  .  co m*/
            String hex = line.substring(2, 6);
            int number = Integer.parseInt(hex, 16);
            System.out.println(hex + " -> " + ((char) number));
        }
    }
}

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);/*from   w ww.j av  a 2s. c o  m*/
    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:Main.java

public static void main(String args[]) throws Exception {
    ServerSocket serverSocket = new ServerSocket(8080);
    Socket socket = serverSocket.accept();

    InputStream inStream = socket.getInputStream();
    BufferedReader reader = new BufferedReader(new InputStreamReader(inStream));
    String str = null;/*from  w w  w. j  a v  a 2s.c o  m*/
    while ((str = reader.readLine()) != null) {
        System.out.println(str);
    }
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    System.setProperty("java.protocol.handler.pkgs", "com.sun.net.ssl.internal.www.protocol");

    URL url = new URL("https://www.verisign.com/");
    BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));

    String line;//w  ww. j av  a  2 s .c  o  m
    while ((line = in.readLine()) != null) {
        System.out.println(line);
    }
    in.close();
}