Timings v2

src/main/java/co/aikar/timings/FullServerTickHandler.java

@@ -0,0 +1,79 @@
+package co.aikar.timings;
+
+import static co.aikar.timings.TimingsManager.*;
+
+public class FullServerTickHandler extends TimingHandler {
+    static final TimingIdentifier IDENTITY = new TimingIdentifier("Minecraft", "Full Server Tick", null, false);
+    final TimingData minuteData;
+    double avgFreeMemory = -1D;
+    double avgUsedMemory = -1D;
+    FullServerTickHandler() {
+        super(IDENTITY);
+        minuteData = new TimingData(id);
+
+        TIMING_MAP.put(IDENTITY, this);
+    }
+
+    @Override
+    public void startTiming() {
+        if (TimingsManager.needsFullReset) {
+            TimingsManager.resetTimings();
+        } else if (TimingsManager.needsRecheckEnabled) {
+            TimingsManager.recheckEnabled();
+        }
+        super.startTiming();
+    }
+
+    @Override
+    public void stopTiming() {
+        super.stopTiming();
+        if (!enabled) {
+            return;
+        }
+        if (TimingHistory.timedTicks % 20 == 0) {
+            final Runtime runtime = Runtime.getRuntime();
+            double usedMemory = runtime.totalMemory() - runtime.freeMemory();
+            double freeMemory = runtime.maxMemory() - usedMemory;
+            if (this.avgFreeMemory == -1) {
+                this.avgFreeMemory = freeMemory;
+            } else {
+                this.avgFreeMemory = (this.avgFreeMemory * (59 / 60D)) + (freeMemory * (1 / 60D));
+            }
+
+            if (this.avgUsedMemory == -1) {
+                this.avgUsedMemory = usedMemory;
+            } else {
+                this.avgUsedMemory = (this.avgUsedMemory * (59 / 60D)) + (usedMemory * (1 / 60D));
+            }
+        }
+
+        long start = System.nanoTime();
+        TimingsManager.tick();
+        long diff = System.nanoTime() - start;
+        CURRENT = TIMINGS_TICK;
+        TIMINGS_TICK.addDiff(diff);
+        // addDiff for TIMINGS_TICK incremented this, bring it back down to 1 per tick.
+        record.curTickCount--;
+        minuteData.curTickTotal = record.curTickTotal;
+        minuteData.curTickCount = 1;
+        boolean violated = isViolated();
+        minuteData.processTick(violated);
+        TIMINGS_TICK.processTick(violated);
+        processTick(violated);
+
+
+        if (TimingHistory.timedTicks % 1200 == 0) {
+            MINUTE_REPORTS.add(new TimingHistory.MinuteReport());
+            TimingHistory.resetTicks(false);
+            minuteData.reset();
+        }
+        if (TimingHistory.timedTicks % Timings.getHistoryInterval() == 0) {
+            TimingsManager.HISTORY.add(new TimingHistory());
+            TimingsManager.resetTimings();
+        }
+    }
+
+    boolean isViolated() {
+        return record.curTickTotal > 50000000;
+    }
+}

src/main/java/co/aikar/timings/NullTimingHandler.java

@@ -0,0 +1,61 @@
+/*
+ * This file is licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2014 Daniel Ennis <http://aikar.co>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package co.aikar.timings;
+
+public final class NullTimingHandler implements Timing {
+    @Override
+    public void startTiming() {
+
+    }
+
+    @Override
+    public void stopTiming() {
+
+    }
+
+    @Override
+    public void startTimingIfSync() {
+
+    }
+
+    @Override
+    public void stopTimingIfSync() {
+
+    }
+
+    @Override
+    public void abort() {
+
+    }
+
+    @Override
+    public TimingHandler getTimingHandler() {
+        return null;
+    }
+
+    @Override
+    public void close() {
+
+    }
+}

src/main/java/co/aikar/timings/TimedEventExecutor.java

@@ -0,0 +1,81 @@
+/*
+ * This file is licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2014 Daniel Ennis <http://aikar.co>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package co.aikar.timings;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.Event;
+import org.bukkit.event.EventException;
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.EventExecutor;
+import org.bukkit.plugin.Plugin;
+
+import java.lang.reflect.Method;
+
+public class TimedEventExecutor implements EventExecutor {
+
+    private final EventExecutor executor;
+    private final Timing timings;
+
+    /**
+     * Wraps an event executor and associates a timing handler to it.
+     *
+     * @param executor
+     * @param plugin
+     * @param method
+     * @param eventClass
+     */
+    public TimedEventExecutor(EventExecutor executor, Plugin plugin, Method method, Class<? extends Event> eventClass) {
+        this.executor = executor;
+        String id;
+
+        if (method == null) {
+            if (executor.getClass().getEnclosingClass() != null) { // Oh Skript, how we love you
+                method = executor.getClass().getEnclosingMethod();
+            }
+        }
+
+        if (method != null) {
+            id = method.getDeclaringClass().getName();
+        } else {
+            id = executor.getClass().getName();
+        }
+
+
+        final String eventName = eventClass.getSimpleName();
+        boolean verbose = "BlockPhysicsEvent".equals(eventName);
+        this.timings = Timings.ofSafe(plugin.getName(), (verbose ? "## " : "") +
+            "Event: " + id + " (" + eventName + ")", null);
+    }
+
+    @Override
+    public void execute(Listener listener, Event event) throws EventException {
+        if (event.isAsynchronous() || !Timings.timingsEnabled || !Bukkit.isPrimaryThread()) {
+            executor.execute(listener, event);
+            return;
+        }
+        timings.startTiming();
+        executor.execute(listener, event);
+        timings.stopTiming();
+    }
+}

src/main/java/co/aikar/timings/Timing.java

@@ -0,0 +1,72 @@
+/*
+ * This file is licensed under the MIT License (MIT).
+ *
+ * Copyright (c) 2014 Daniel Ennis <http://aikar.co>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package co.aikar.timings;
+
+/**
+ * Provides an ability to time sections of code within the Minecraft Server
+ */
+public interface Timing extends AutoCloseable {
+    /**
+     * Starts timing the execution until {@link #stopTiming()} is called.
+     */
+    public void startTiming();
+
+    /**
+     * <p>Stops timing and records the data. Propagates the data up to group handlers.</p>
+     *
+     * Will automatically be called when this Timing is used with try-with-resources
+     */
+    public void stopTiming();
+
+    /**
+     * Starts timing the execution until {@link #stopTiming()} is called.
+     *
+     * But only if we are on the primary thread.
+     */
+    public void startTimingIfSync();
+
+    /**
+     * <p>Stops timing and records the data. Propagates the data up to group handlers.</p>
+     *
+     * <p>Will automatically be called when this Timing is used with try-with-resources</p>
+     *
+     * But only if we are on the primary thread.
+     */
+    public void stopTimingIfSync();
+
+    /**
+     * Stops timing and disregards current timing data.
+     */
+    public void abort();
+
+    /**
+     * Used internally to get the actual backing Handler in the case of delegated Handlers
+     *
+     * @return TimingHandler
+     */
+    TimingHandler getTimingHandler();
+
+    @Override
+    void close();
+}