public void execute() throws BuildException {
validateAttributes();
// TODO: use ANTLR to parse the grammer file to do this.
if (target.lastModified() > getGeneratedFile().lastModified()) {
commandline.createArgument().setValue("-o");
commandline.createArgument().setValue(outputDirectory.toString());
commandline.createArgument().setValue(target.toString());
if (fork) {
log("Forking " + commandline.toString(), Project.MSG_VERBOSE);
int err = run(commandline.getCommandline());
if (err == 1) {
throw new BuildException("ANTLR returned: " + err, location);
}
} else {
Execute.runCommand(this, commandline.getCommandline());
}
}
}
private void validateAttributes() throws BuildException {
if (target == null || !target.isFile()) {
throw new BuildException("Invalid target: " + target);
}
// if no output directory is specified, used the target's directory
if (outputDirectory == null) {
String fileName = target.toString();
setOutputdirectory(new File(target.getParent()));
}
if (!outputDirectory.isDirectory()) {
throw new BuildException("Invalid output directory: " + outputDirectory);
}
if (fork && (dir == null || !dir.isDirectory())) {
throw new BuildException("Invalid working directory: " + dir);
}
}
public void setOutputdirectory(File outputDirectory) {
log("Setting output directory to: " + outputDirectory.toString(), Project.MSG_VERBOSE);
this.outputDirectory = outputDirectory;
}
public void setTarget(File target) {
log("Setting target to: " + target.toString(), Project.MSG_VERBOSE);
this.target = target;
}