How to wait for the cmd command to get executed before running the next command?

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Need to wait for the cmd command to get executed before running the display function.

Need the Process p to get executed completely before executing display function.

String command1 = "cmd /c start cmd.exe /k \"" + processCommand1 + " && " + processCommand2  +" && "+ exitCommand+"\"";

Process p = Runtime.getRuntime().exec(command1);


One way would be to use Process.waitFor(). However in your example you are using cmd /c start which will run the actual program asynchronously in the background. You should ensure that the program is started synchronously without start so you can wait for it.

Wait command in batch file, It's used as an input file for the command-line interpreter CMD to run a set of the batch files needed to be run from a command line or Windows batch file. exit status of the last job Pause for 10 seconds before running the next command in  press a key at any point, execution will resume immediately. A delay can also be produced by the PINGcommand with a loopback address, there is a delay of 1 second between each consecutive ping. In tests PING consumes less processor time than Sleep.exe or Timeout.exe, this allows other processes to run in the background.

Better to use java.lang.ProcessBuilder. JavaDoc had example: Something like that:

ProcessBuilder processBuilder = new ProcessBuilder("...");
Process process = processBuilder.start();
int exitCode = process.waitFor();

[SOLVED] Batch file not waiting for completion before starting next , Thing is, the citrix session may be 10 minutes before the user logs off, or 10 hours​. Start, in most cases allows you to execute a batch command with arguments, otherwise it's See if it will wait for cmd.exe if it won't wait for receiver.exe: Text. When wait command is executed with $process_id then the next command will wait for completing the task of the first echo command. The second wait command is used with ‘ $! ’ and this indicate the process id of the last running process. ‘ $? ’ is used to read the status value of wait command.

    Process p;
    try {
        p = Runtime.getRuntime().exec(command);

        BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));

        String line = "";
        while ((line = reader.readLine()) != null) {
            output.append(line + "\n");
            if (line.contains(exitConfirm)) {
    } catch (Exception e) {


this code will either wait for a specific exit line or wait until the process is completed

Wait, To make a batch file wait for a number of seconds there are several options available: will delay execution of the next command by 10 seconds, or until a key is ECHO variable named NonExist and run this batch file again. For example, I want my batch file to execute the following part first start "InstallWPX5" /wait \\server\soft\Corel\WPX5\setup.exe. After the program above is finished or completely installed, do the next command. start "Copy template" /b /wait robocopy.exe "\\server\soft\WPX5\Custom" /copyall "C:\Template\Custom Templates"

How do you wait for an exe to complete in batch file?, you can always do cmd /C start /wait install – graywolf Aug 18 '16 at 12:02 And this is the reason it works - the piped command waits for input until the I created a "while loop" to check if its running and then move on once its done. Or if you know how long it takes to execute, you can take a look at the sleep command,  Hi @Lahiru.Fernando,. My problem is I want a bot to wait until the cmd execution gets completed. even if cmd is running in the background. Once the screen disappears or execution complete, I want to proceed further.

Wait Command in Linux – Linux Hint, wait is a built-in command of Linux that waits for completing any running If wait command is executed this time, then it will be applied for the last command. then the next command will wait for completing the task of the first echo command​. For instance, using the following on the command prompt will pause the terminal for 10 seconds unless you press a key: timeout /t 10. Whereas this command will pause the terminal for 30 seconds whether you press a key or not: timeout /t 30 /nobreak. And this one will pause forever until you press a key: timeout /t -1

Execute operating system command and return output, status = system( command ) calls the operating system to execute the the command to finish execution before returning the exit status of the command to the status variable. The function starts a new cmd/shell process, executes command , exits the Output from the command is converted to the MATLAB encoding to be  the CMD prompt will by default not wait for a win32 gui app to terminate before returning to the cmd prompt again UNLESS it's run from a NT command script! So, this means that the parameter is thought to be used ONLY when running from the cmd prompt and NOT from a NT command script! Check it out for yourself if in doubt