public static StaticResource instance(
String _listen_path, long delay_load, long file_max_size, int file_cache_min_uses) {
if (instance == null) {
instance = new StaticResource();
instance.init(_listen_path, delay_load, file_max_size, file_cache_min_uses);
}
return instance;
}
public void init(
String _listen_path, long delay_load, long file_max_size, int file_cache_min_uses) {
file_map = new HashMap<String, Resource>();
listen_path = _listen_path;
instance.delay_load = delay_load;
instance.file_max_size = file_max_size;
instance.file_cache_min_uses = file_cache_min_uses;
checker =
new Thread() {
@Override
public void run() {
while (!end) {
try {
sleep(instance.delay_load);
} catch (InterruptedException e) {
log.debug(
"static resource checker sleep has been interrupted as the thread is going to close.");
}
List<String> keys = new LinkedList<String>();
for (Resource rs : file_map.values()) {
rs.use = 1;
if (!rs.file.exists()
|| rs.use < instance.file_cache_min_uses
|| rs.file.lastModified() != rs.last_modify_time) {
keys.add(MyMath.encryptionWithMD5(rs.file.getPath()));
continue;
}
}
for (String key : keys) {
file_map.remove(key);
}
}
log.info(
"..............................................................................");
log.info("\t\t\tStatic Resource Checker has been successfully terminated.");
log.info(
"..............................................................................");
}
};
checker.start();
}