- Ant Execute Java Program
- Ant Execute Java Programs
- Ant Script Run Java Program
- Ant Execute Java Programming
- Execute Java Program Online
Ant is an excellent tool for creating build scripts. Ant has these characteristics: it's cross-platform, and implemented in Java; it's fairly easy to learn and use; it uses an XML file to define the steps of a build. If you run Ant as a background process (like ant &). The location of a '.java' file or a file containing shebang with Java source code. Set this attribute to run Java single file source programs, a feature introduced in Java 11. Fork must be set to true if this option is selected. For Ant, the snippet below should help. If it's not an executable JAR, then you'll need to run the program with something like: java -cp app.jar com.somepackage.SomeClass where com.somepackage.SomeClass is the class that contains the main method to run the program. (What that class is depends on the program, it's impossible to tell from the. Apache Ant is an XML-based build tool to automate different tasks like compile, assemble, test source code, building deployment packages and run Java applications. This Hello World example shows how to invoke and run a simple Ant script programmatically using java code. I want to execute the command 'ant run-xyz' from my java code. Running this command does a specific task. The build.xml file is ready. I can do 'ant run-xyz' from the command prompt and achieve what I want to do. But, I now want to do this from java code.
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File wd = new File('/web/scripts');
Process proc = null;
try {
proc = Runtime.getRuntime().exec('ant -Dname=xxx register', null, wd);
} catch (Exception e) {
}
I even tried passing command as String[] cmd = {'ant', '-Dname=xxx', 'register'} but no use.
I have even tried using absolute path for the ant command '/urs/local/apache-ant-1.7.0/ant...' but no use.
Do you any of you guys know how to handle this? please help me out. thanks
webapp is in /web/tomcat/base/current/webapps
ant is installed in /urs/local/apache-ant-1.7.0.. $ANT_HOME points to this director.
build.xml is in /web/scripts
Ant Execute Java Program
posted 11 years agoAnt Execute Java Programs
Welcome to JavaRanch!
So, what is the error message that you get?
if i use 'ant -Dname=xxx register' --- throws ant not found even though i have ant.jar in my build path
for all others, its a null pointer exception
Ant Script Run Java Program
Ant Execute Java Programming
posted 11 years agoExecute Java Program Online
tha 'ant' that you call in the command line is not from the ant.jar, but a shell script (.bat in windows) that you set some environment variables and call tha proper java command to run Ant
[ April 14, 2008: Message edited by: R Lopes ]