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Implement some of the missing Timer methods

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This commit is contained in:
Alexey Andreev 2020-04-14 16:10:17 +03:00
parent ddf64870da
commit 1681aa5834
1 changed files with 49 additions and 11 deletions
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60
classlib/src/main/java/org/teavm/classlib/java/util/TTimer.java
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@ -15,20 +15,35 @@
*/
package org.teavm.classlib.java.util;
import java.util.Date;
import java.util.Objects;
import org.teavm.classlib.java.lang.TIllegalStateException;
import org.teavm.classlib.java.lang.TObject;
import org.teavm.classlib.java.lang.TString;
import org.teavm.jso.browser.TimerHandler;
import org.teavm.jso.browser.Window;
public class TTimer extends TObject {
TSet<TTimerTask> tasks = new THashSet<>();
private volatile boolean cancelled;
private String threadName;
private boolean daemon;
public TTimer() {
}
public TTimer(@SuppressWarnings("unused") TString name) {
public TTimer(String name) {
Objects.requireNonNull(name);
threadName = name;
}
public TTimer(boolean daemon) {
this.daemon = daemon;
}
public TTimer(String name, boolean daemon) {
Objects.requireNonNull(name);
threadName = name;
this.daemon = daemon;
}
public void cancel() {
@ -41,29 +56,39 @@ public class TTimer extends TObject {
}
}
public void schedule(final TTimerTask task, long delay) {
public void schedule(TTimerTask task, Date time) {
long delay = Math.max(0, time.getTime() - System.currentTimeMillis());
schedule(task, delay);
}
public void schedule(TTimerTask task, long delay) {
if (cancelled || task.timer != null || task.nativeTimerId >= 0) {
throw new TIllegalStateException();
}
task.timer = this;
task.nativeTimerId = Window.setTimeout(() -> {
new Thread(() -> {
runThread(new Thread(() -> {
if (cancelled || task.timer == null) {
return;
}
TTimerTask.performOnce(task);
}).start();
}));
}, (int) delay);
}
public void schedule(final TTimerTask task, long delay, final long period) {
public void schedule(TTimerTask task, Date time, long period) {
long delay = Math.max(0, time.getTime() - System.currentTimeMillis());
schedule(task, delay, period);
}
public void schedule(TTimerTask task, long delay, long period) {
if (cancelled || task.timer != null || task.nativeTimerId >= 0) {
throw new TIllegalStateException();
}
task.timer = this;
TimerHandler handler = new TimerHandler() {
@Override public void onTimer() {
new Thread(() -> {
runThread(new Thread(() -> {
if (cancelled || task.timer == null) {
return;
}
@ -72,13 +97,18 @@ public class TTimer extends TObject {
if (!cancelled) {
task.timer = TTimer.this;
}
}).start();
}));
}
};
task.nativeTimerId = Window.setTimeout(handler, (int) delay);
}
public void scheduleAtFixedRate(final TTimerTask task, long delay, long period) {
public void scheduleAtFixedRate(TTimerTask task, Date time, long period) {
long delay = Math.max(0, time.getTime() - System.currentTimeMillis());
scheduleAtFixedRate(task, delay, period);
}
public void scheduleAtFixedRate(TTimerTask task, long delay, long period) {
if (cancelled || task.timer != null || task.nativeTimerId >= 0) {
throw new TIllegalStateException();
}
@ -86,7 +116,7 @@ public class TTimer extends TObject {
task.timer = this;
TimerHandler handler = new TimerHandler() {
@Override public void onTimer() {
new Thread(() -> {
runThread(new Thread(() -> {
if (cancelled || task.timer == null) {
return;
}
@ -100,10 +130,18 @@ public class TTimer extends TObject {
if (!cancelled) {
task.timer = TTimer.this;
}
}).start();
}));
}
};
task.nativeTimerId = Window.setTimeout(handler, (int) delay);
nextStartTime[0] += period;
}
private void runThread(Thread thread) {
if (threadName != null) {
thread.setName(threadName);
thread.setDaemon(daemon);
}
thread.start();
}
}