@Override
public Boolean execute() throws JobException {
String basdir = Silica.getResourceDirectory();
File root = new File(basdir).getParentFile();
LOG.info("cleaning old modules in {}", basdir);
if (!root.isDirectory()) {
throw new JobException(MessageFormat.format("Could not found base directory {0}", basdir));
}
String[] sortedFileNames = root.list();
Arrays.sort(sortedFileNames);
boolean cleaned = true;
for (int i = sortedFileNames.length - 1 - Silica.getNumOfKeepDeployed(); i >= 0; i--) {
File f = new File(root, sortedFileNames[i]);
if (!f.getAbsolutePath().contains("silica")) { // Just in case.
throw new JobException(
"Do not remove the folder "
+ f.getAbsolutePath()
+ ". File path must contains 'silica'.");
}
if (LOG.isDebugEnabled()) {
LOG.debug(MessageFormat.format("Cleaning file: {0}", f.getAbsolutePath()));
}
if (!deleteChildren(f)) {
LOG.error(MessageFormat.format("Could not clean file: {0}", f.getAbsolutePath()));
cleaned = false;
}
}
return Boolean.valueOf(cleaned);
}
