JSP, Tomcat, JDBC, Projects, Example, Program » runtime http://www.easywayserver.com/blog Just another WordPress weblog Sat, 04 Jun 2011 05:32:48 +0000 http://wordpress.org/?v=2.8 en hourly 1 Java – How to execute command in java http://www.easywayserver.com/blog/java-how-to-execute-command-in-java/ http://www.easywayserver.com/blog/java-how-to-execute-command-in-java/#comments Wed, 16 Dec 2009 15:45:03 +0000 admin http://www.easywayserver.com/blog/?p=482

Runtime class is part of java.lang package. Runtime class helps us to execute command in operating system with process class. exec() method execute command in java with command in array string. This example will execute to open notepad in window.

Java runtime class example explains How to execute a command java.

public class JavaRunTimeCommandExecuteExample {

    public static void main(String[] args) {

        Runtime r = Runtime.getRuntime();
        Process p = null;
        String cmd[] = {"notepad.exe"};
        try {
            p = r.exec(cmd);
        } catch (Exception e) {
            System.out.println("error executing " + cmd[0]);
        }
    }
}
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