I’m having a problem when running programs that use Java from the command line. I get back a message saying Java.exe could not be found. I’ve followed the instructions found in several places for setting JAVA_HOME in Windows 7. As can be seen in the image I’m pointing to the JDK folder as in…
Tag: command-line
Parsing command-line arguments from a STRING in Clojure
I’m in a situation where I need to parse arguments from a string in the same way that they would be parsed if provided on the command-line to a Java/Clojure application. For example, I need to turn “foo “bar baz” ‘fooy barish’ foo” into (“foo” “bar b…
How do I print the class structures in a jar file using the javap tool?
I want to list the methods of the class files in the jar using the javap tool. How do I do it so that it lists the methods and members of all the class files in the jar. Right now I am able to do it for just one class at a time. I am expecting something like if I
How to change command prompt (console) window title from command line Java app?
How to change and update the title of the command prompt window from the java command line application? Every time I run my application, the command prompt window title shows: C:WINDOWSsystem32cmd.exe – java MyApp. I’d like to change and update the window title as the java program runs, for exampl…
Command line progress bar in Java
I have a Java program running in command line mode. I would like to display a progress bar, showing the percentage of job done. The same kind of progress bar you would see using wget under unix. Is this possible? Answer I have implemented this sort of thing before. Its not so much about java, but what charact…
How do I parse command line arguments in Java?
What is a good way of parsing command line arguments in Java? Answer Check these out: http://commons.apache.org/cli/ http://www.martiansoftware.com/jsap/ Or roll your own: http://docs.oracle.com/javase/7/docs/api/java/util/Scanner.html For instance, this is how you use commons-cli to parse 2 string arguments:…
Build Eclipse Java Project from Command Line
Is there a way to compile an Eclipse-based Java project from the command line? I’m trying to automate my build (using FinalBuilder not ant), and I’m neither a Java nor Eclipse expert. I can probably figure out how to do this with straight java command line options, but then the Eclipse project fee…