private void runTrimCaches() {
String size = nextArg();
if (size == null) {
System.err.println("Error: no size specified");
showUsage();
return;
}
int len = size.length();
long multiplier = 1;
if (len > 1) {
char c = size.charAt(len - 1);
if (c == 'K' || c == 'k') {
multiplier = 1024L;
} else if (c == 'M' || c == 'm') {
multiplier = 1024L * 1024L;
} else if (c == 'G' || c == 'g') {
multiplier = 1024L * 1024L * 1024L;
} else {
System.err.println("Invalid suffix: " + c);
showUsage();
return;
}
size = size.substring(0, len - 1);
}
long sizeVal;
try {
sizeVal = Long.parseLong(size) * multiplier;
} catch (NumberFormatException e) {
System.err.println("Error: expected number at: " + size);
showUsage();
return;
}
ClearDataObserver obs = new ClearDataObserver();
try {
mPm.freeStorageAndNotify(sizeVal, obs);
synchronized (obs) {
while (!obs.finished) {
try {
obs.wait();
} catch (InterruptedException e) {
}
}
}
} catch (RemoteException e) {
System.err.println(e.toString());
System.err.println(PM_NOT_RUNNING_ERR);
} catch (IllegalArgumentException e) {
System.err.println("Bad argument: " + e.toString());
showUsage();
} catch (SecurityException e) {
System.err.println("Operation not allowed: " + e.toString());
}
}
