AfflictionNetworks/narya
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Allow subclasses to override the default warning times.

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git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6657 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Andrzej Kapolka
2011-06-14 19:57:49 +00:00
parent 87d9137cf8
commit 004bd2b516
1 changed files with 25 additions and 15 deletions
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src/main/java/com/threerings/presents/server/RebootManager.java
+25 -15
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@@ -139,8 +139,9 @@ public abstract class RebootManager
// see if the reboot is happening within the time specified by the
// longest warning; if so, issue the appropriate warning
long now = System.currentTimeMillis();
for (int ii = WARNINGS.length - 1; ii >= 0; ii--) {
long warnTime = WARNINGS[ii] * 60 * 1000;
int[] warnings = getWarnings();
for (int ii = warnings.length - 1; ii >= 0; ii--) {
long warnTime = warnings[ii] * 60 * 1000;
if (now + warnTime >= _nextReboot) {
doWarning(ii);
return;
@@ -150,7 +151,7 @@ public abstract class RebootManager
// otherwise, it's further off; schedule an interval to wake up when we
// should issue the first pre-reboot warning
_rebootSoon = false;
long firstWarnTime = (_nextReboot - (WARNINGS[0] * 60 * 1000)) - now;
long firstWarnTime = (_nextReboot - (warnings[0] * 60 * 1000)) - now;
(_interval = _omgr.newInterval(new Runnable() {
public void run () {
doWarning(0);
@@ -241,7 +242,8 @@ public abstract class RebootManager
protected void doWarning (final int level)
{
_rebootSoon = true;
if (level == WARNINGS.length) {
int[] warnings = getWarnings();
if (level == warnings.length) {
if (checkLocks()) {
return;
}
@@ -260,10 +262,10 @@ public abstract class RebootManager
}
// issue the warning
int minutes = WARNINGS[level];
int minutes = warnings[level];
broadcast(getRebootMessage("m.reboot_warning", minutes));
if (level < WARNINGS.length - 1) {
minutes -= WARNINGS[level + 1];
if (level < warnings.length - 1) {
minutes -= warnings[level + 1];
}
// schedule the next warning
@@ -289,7 +291,7 @@ public abstract class RebootManager
broadcast("m.reboot_delayed");
(_interval = _omgr.newInterval(new Runnable() {
public void run () {
doWarning(WARNINGS.length);
doWarning(getWarnings().length);
}
})).schedule(60 * 1000);
return true;
@@ -300,8 +302,9 @@ public abstract class RebootManager
*/
protected void notifyObservers (int level)
{
final int warningsLeft = WARNINGS.length - level - 1;
final long msLeft = 1000L * 60L * WARNINGS[level];
int[] warnings = getWarnings();
final int warningsLeft = warnings.length - level - 1;
final long msLeft = 1000L * 60L * warnings[level];
_observers.apply(new ObserverList.ObserverOp<PendingShutdownObserver>() {
public boolean apply (PendingShutdownObserver observer) {
observer.shutdownPlanned(warningsLeft, msLeft);
@@ -310,6 +313,16 @@ public abstract class RebootManager
});
}
/**
* Returns the minutes at which we give warnings. The last value is also the minimum time at
* which we can possibly reboot after the value of the nextReboot field is changed, to prevent
* accidentally causing instant server reboots.
*/
protected int[] getWarnings ()
{
return DEFAULT_WARNINGS;
}
/** The server that we're going to reboot. */
protected PresentsServer _server;
@@ -337,11 +350,8 @@ public abstract class RebootManager
/** Things that can delay the reboot. */
protected HashIntMap<String> _rebootLocks = new HashIntMap<String>();
/** The minutes at which we give warnings. The last value is also the
* minimum time at which we can possibly reboot after the value of the
* nextReboot field is changed, to prevent accidentally causing instant
* server reboots. */
public static final int[] WARNINGS = { 30, 20, 15, 10, 5, 2 };
/** The default warning times. */
public static final int[] DEFAULT_WARNINGS = { 30, 20, 15, 10, 5, 2 };
protected static final String AUTOMATIC_INITIATOR = "automatic";
}