List of usage examples for java.lang Process getOutputStream
public abstract OutputStream getOutputStream();
From source file:Main.java
public static void main(String[] argv) throws Exception { String command = "cat"; Process child = Runtime.getRuntime().exec(command); OutputStream out = child.getOutputStream(); out.write("some text".getBytes()); out.close();/*from w ww . j a v a 2 s .c o m*/ }
From source file:Main.java
public static void main(String[] argv) throws Exception { String command = "cat"; Process child = Runtime.getRuntime().exec(command); OutputStream out = child.getOutputStream(); out.write("some text".getBytes()); out.close();//from w w w. ja v a2 s .co m }
From source file:old.jarexecutor.Main.java
/** * @param args the command line arguments *///from w ww.java 2 s. c om public static void main(String[] args) throws IOException { ProcessBuilder builder = new ProcessBuilder("java", "-jar", "JarExecutorTestJar.jar"); builder.directory(new File("D:\\Documents\\NetBeansProjects\\JarExecutorTestJar\\dist")); Process process = builder.start(); OutputStream stdin = process.getOutputStream(); InputStream stdout = process.getInputStream(); StreamsHandler io = new StreamsHandler(stdin, stdout); LineWrapper lw = null; while (io.hasNext()) { String read = io.read(); lw = new LineWrapper(read); // System.out.println( "Type: " + lw.getType() + " Msg: " + lw.getMessage()); if (lw.getType() == Type.TEXT) { System.out.println("OUT: " + lw.getMessage()); } else if (lw.getType() == Type.COMMAND_WRITE) { io.write("Hello"); } } System.out.println("<Done>"); }
From source file:Main.java
public static void main(String[] args) { try {//www. j av a 2 s . c om // create a new process Process p = Runtime.getRuntime().exec("notepad.exe"); // get the output stream OutputStream out = p.getOutputStream(); // close the output stream System.out.println("Closing the output stream..."); out.close(); } catch (Exception ex) { ex.printStackTrace(); } }
From source file:BookRank.java
/** Grab the sales rank off the web page and log it. */ public static void main(String[] args) throws Exception { Properties p = new Properties(); String title = p.getProperty("title", "NO TITLE IN PROPERTIES"); // The url must have the "isbn=" at the very end, or otherwise // be amenable to being string-catted to, like the default. String url = p.getProperty("url", "http://test.ing/test.cgi?isbn="); // The 10-digit ISBN for the book. String isbn = p.getProperty("isbn", "0000000000"); // The RE pattern (MUST have ONE capture group for the number) String pattern = p.getProperty("pattern", "Rank: (\\d+)"); // Looking for something like this in the input: // <b>QuickBookShop.web Sales Rank: </b> // 26,252//from w w w . j a v a2 s . co m // </font><br> Pattern r = Pattern.compile(pattern); // Open the URL and get a Reader from it. BufferedReader is = new BufferedReader(new InputStreamReader(new URL(url + isbn).openStream())); // Read the URL looking for the rank information, as // a single long string, so can match RE across multi-lines. String input = "input from console"; // System.out.println(input); // If found, append to sales data file. Matcher m = r.matcher(input); if (m.find()) { PrintWriter pw = new PrintWriter(new FileWriter(DATA_FILE, true)); String date = // `date +'%m %d %H %M %S %Y'`; new SimpleDateFormat("MM dd hh mm ss yyyy ").format(new Date()); // Paren 1 is the digits (and maybe ','s) that matched; remove comma Matcher noComma = Pattern.compile(",").matcher(m.group(1)); pw.println(date + noComma.replaceAll("")); pw.close(); } else { System.err.println("WARNING: pattern `" + pattern + "' did not match in `" + url + isbn + "'!"); } // Whether current data found or not, draw the graph, using // external plotting program against all historical data. // Could use gnuplot, R, any other math/graph program. // Better yet: use one of the Java plotting APIs. String gnuplot_cmd = "set term png\n" + "set output \"" + GRAPH_FILE + "\"\n" + "set xdata time\n" + "set ylabel \"Book sales rank\"\n" + "set bmargin 3\n" + "set logscale y\n" + "set yrange [1:60000] reverse\n" + "set timefmt \"%m %d %H %M %S %Y\"\n" + "plot \"" + DATA_FILE + "\" using 1:7 title \"" + title + "\" with lines\n"; Process proc = Runtime.getRuntime().exec("/usr/local/bin/gnuplot"); PrintWriter gp = new PrintWriter(proc.getOutputStream()); gp.print(gnuplot_cmd); gp.close(); }
From source file:lohbihler.process.Test.java
public static void main(final String[] args) throws Exception { final ExecutorService executorService = Executors.newCachedThreadPool(); final Process process = new ProcessBuilder("cmd").start(); final InputReader input = new InputReader(process.getInputStream()); final InputReader error = new InputReader(process.getErrorStream()); executorService.execute(input);// ww w . ja va2 s .c o m executorService.execute(error); final OutputStreamWriter out = new OutputStreamWriter(process.getOutputStream()); Thread.sleep(1000); System.out.println("Input: " + input.getInput()); System.out.println("Error: " + error.getInput()); System.out.println("Alive: " + process.isAlive()); System.out.println(); out.append("PING 1.1.1.1 -n 1 -w 5000\r\n"); out.flush(); for (int i = 0; i < 7; i++) { Thread.sleep(1000); System.out.println("Input: " + input.getInput()); System.out.println("Error: " + error.getInput()); System.out.println("Alive: " + process.isAlive()); System.out.println(); } out.append("PING 1.1.1.1 -n 1 -w 2000\r\n"); out.flush(); for (int i = 0; i < 4; i++) { Thread.sleep(1000); System.out.println("Input: " + input.getInput()); System.out.println("Error: " + error.getInput()); System.out.println("Alive: " + process.isAlive()); System.out.println(); } process.destroy(); executorService.shutdown(); }
From source file:Main.java
/** * Run a command with the given data as input. *//*from ww w. j a v a2s. c o m*/ public static void systemIn(String command, String data) throws Exception { String cmd[] = new String[3]; cmd[0] = System.getProperty("SHELL", "/bin/sh"); cmd[1] = "-c"; cmd[2] = command; Process p = Runtime.getRuntime().exec(cmd); PrintWriter w = new PrintWriter(p.getOutputStream()); w.print(data); w.flush(); w.close(); p.waitFor(); }
From source file:Main.java
/** * Run a command with the given data as input. *//*from ww w .j a v a 2s . c o m*/ public static void systemIn(String command, String data) throws Exception { String[] cmd = new String[3]; cmd[0] = System.getProperty("SHELL", "/bin/sh"); cmd[1] = "-c"; cmd[2] = command; Process p = Runtime.getRuntime().exec(cmd); PrintWriter w = new PrintWriter(p.getOutputStream()); w.print(data); w.flush(); w.close(); p.waitFor(); }
From source file:Main.java
public static void remountSystemRO() throws IOException { Process p = Runtime.getRuntime().exec("su"); DataOutputStream os = new DataOutputStream(p.getOutputStream()); os.writeBytes(CMD_REMOUNT_RO + "\n"); os.writeBytes("exit\n"); os.flush();/*ww w.j a v a2 s. co m*/ }
From source file:Main.java
public static Process execRuntimeProcess(String cmd) { Runtime localRuntime = Runtime.getRuntime(); try {/* ww w .j a v a2 s. c o m*/ Process pro = localRuntime.exec("su"); DataOutputStream out = new DataOutputStream(pro.getOutputStream()); out.writeBytes(cmd + " \n"); return pro; } catch (IOException e) { e.printStackTrace(); } return null; }