/**
* Locate root path.
*
* @param root The user-specified root path.
*/
private void locateRoot(String root) {
// Locate default root folder.
if (root == null) {
File pwd = new File(".").getAbsoluteFile();
File f = pwd;
String[] l = null;
// Detect intl-style/xxx/htdocs by finding "js" and "css" in sub folders.
do {
f = f.getParentFile();
if (f == null) {
break;
}
l =
f.list(
new FilenameFilter() {
private Pattern pattern = Pattern.compile("^(?:js|css)$");
public boolean accept(File dir, String name) {
return pattern.matcher(name).matches();
}
});
} while (l.length != 2);
// If present, use intl-style/xxx/htdocs as root folder for Alibaba.
if (f != null) {
this.root = canonize(f);
// Else use present working folder as root folder.
} else {
this.root = canonize(pwd);
}
// Use user-specified root folder.
} else {
File f = new File(root);
if (f.exists()) {
this.root = canonize(f);
} else {
App.exit("The user-specified root folder " + root + " does not exist.");
}
}
}
