I'm having a problem calling Runtime.exec() under Linux. David Andrew Reinartz Greenhorn Posts: 3 posted 13 years ago Can anyone help explain to me or point me to a link that explains the security issues when using Runtime.getRuntime.exec(etc.)? Second, the easiest way to get it working from your JSP is to specify the full path to the Perl script instead of using a relative path. According to Using Quotes within getRuntime().exec I thought problem was that I was that i had tried to escape the quotes, so that is why I passed in a String array. weblink
I didn't? Later, we use regular expression to grab all the IP addresses and display it.P.S "host" command is available in *nix system only.ExecuteShellComand.java package com.mkyong.shell; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.ArrayList; import posted 10 years ago Hi Phillippe, Welcome to JavaRanch! Currently I'm attempting to write a java program that uses WinZip to unzip files.
On a Microsoft Windows platform, commands such as "dir" are internal to the command processor so the single command-line argument would be the quoted string: "cmd /c dir" (again, output would Well, I'm trying to run JAR command for creating Java ARchive from Java code. When the virtual machine is terminated due to user logoff or system shutdown the underlying operating system may only allow a fixed amount of time in which to shut down and
Note that daemon threads will continue to run during the shutdown sequence, as will non-daemon threads if shutdown was initiated by invoking the exit method. Is there any alternative for Runtime.exec()? You may sign your applet and grant it the rights to do all this - but normally you will run much easier, if creating an application without those restrictions. Runtime.getruntime().exec Multiple Commands The correct response is to use the java.util.zip package correctly.
If this method is called more than once with the same library name, the second and subsequent calls are ignored. Runtime.getruntime().exec Not Working Attempts to use other thread-based services such as the AWT event-dispatch thread, for example, may lead to deadlocks. What does HR do for me? This package's pitfalls surface often, affecting most programmers.
The start() method can be invoked repeatedly from the same instance to create new subprocesses with identical or related attributes. ... Java Runtime Exec Get Output That's what I'm doing in the two lines of code above, invoking a shell, and then running the "ps auxx | wc -l" command pipeline in that shell. There is an appletforum here too. Why const_iterator could be used with std::map::erase When hiking, why is the right of way given to people going up?
Reply Submitted by alvin on June 3, 2010 - 2:50pm In reply to runtime exec() doesn't work for network directory by caze (not verified) Permalink Windows cmd problem I'm sorry, I Reply Submitted by Anonymous (not verified) on May 28, 2010 - 4:35pm Permalink Command line freeze when using java exec Hi,I am running exec on window. Runtime.getruntime().exec Example up vote 11 down vote favorite 3 Process p = Runtime.getRuntime().exec(command); is = p.getInputStream(); byte userbytes = new byte; is.read(userbytes); I want to execute a shell command in linux os from How To Use Runtime.exec In Java or is it one of the shortcomings of Java ?
Returns:A new Process object for managing the subprocess Throws: SecurityException - If a security manager exists and its checkExec method doesn't allow creation of the subprocess check over here This bug was closed without resolution.
The method System.loadLibrary(String) is the conventional and convenient means of invoking this method. Java Process Class I have seen few other posts from you, but in one of the posts you have written a Ruby Script for achieving few things, since Ruby Script is not available for We'll cover that and a few other advanced features in a future article.) A Java exec example The code shown in Listing 1 provides a working example of our "Java exec" technique
Calling this method suggests that the Java virtual machine expend effort toward running the finalize methods of objects that have been found to be discarded but whose finalize methods have not When a program invokes exit the expectation is that the virtual machine will promptly shut down and exit. Reply Submitted by alvin on September 14, 2009 - 8:33am In reply to Query regarding above article.. Runtime.exec Vs Processbuilder But I am still getting the Exited with error code 1.
Thanks Reply Submitted by caze (not verified) on June 1, 2010 - 9:50am Permalink runtime exec() doesn't work for network directory hi , i am trying to access the network drive long maxMemory() Returns the maximum amount of memory that the Java virtual machine will attempt to use. I did just look at my JSP CGI parameters tutorial, and there I can see that the "Real Path" is the directory of my web app, but that doesn't help much.) this content H. (not verified) on January 21, 2010 - 2:22am Permalink Wildcards To try out this command I tried a ls command with wildcard * But I could not get it to
Instead, you get a Map of the variables through the environment() method, then you manipulate the Map: ProcessBuilder processBuilder = new ProcessBuilder(command); Map