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-rw-r--r--src/core/lombok/core/AST.java6
-rw-r--r--src/core/lombok/core/debug/HistogramTracker.java77
-rw-r--r--src/core/lombok/eclipse/TransformEclipseAST.java11
3 files changed, 72 insertions, 22 deletions
diff --git a/src/core/lombok/core/AST.java b/src/core/lombok/core/AST.java
index 7bddbada..e6efe058 100644
--- a/src/core/lombok/core/AST.java
+++ b/src/core/lombok/core/AST.java
@@ -61,7 +61,7 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
Map<N, N> identityDetector = new IdentityHashMap<N, N>();
private Map<N, L> nodeMap = new IdentityHashMap<N, L>();
private boolean changed = false;
- private static final HistogramTracker histogramTracker = System.getProperty("lombok.timeConfig") == null ? null : new HistogramTracker("lombok.config");
+ private static final HistogramTracker configTracker = System.getProperty("lombok.timeConfig") == null ? null : new HistogramTracker("lombok.config");
protected AST(String fileName, String packageDeclaration, ImportList imports) {
this.fileName = fileName == null ? "(unknown).java" : fileName;
@@ -421,11 +421,11 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
}
public final <T> T readConfiguration(ConfigurationKey<T> key) {
- long start = System.currentTimeMillis();
+ long start = configTracker == null ? 0L : configTracker.start();
try {
return LombokConfiguration.read(key, this);
} finally {
- if (histogramTracker != null) histogramTracker.report(start);
+ if (configTracker != null) configTracker.end(start);
}
}
}
diff --git a/src/core/lombok/core/debug/HistogramTracker.java b/src/core/lombok/core/debug/HistogramTracker.java
index 3ae8a58b..5471540f 100644
--- a/src/core/lombok/core/debug/HistogramTracker.java
+++ b/src/core/lombok/core/debug/HistogramTracker.java
@@ -1,5 +1,6 @@
package lombok.core.debug;
+import java.io.PrintStream;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.concurrent.atomic.AtomicBoolean;
@@ -12,41 +13,63 @@ import java.util.concurrent.atomic.AtomicStampedReference;
* emitted until you call report().
*/
public class HistogramTracker {
- private static final int[] RANGES = {1, 2, 5, 9, 17, 33, 65, 129, 257};
- private static final long REPORT_TIME = 1000 * 60;
+ private static final long[] RANGES = {
+ 250001L, 500001L, 1000001L, 2000001L, 4000001L, 8000001L, 16000001L, 32000001L,
+ 64000001L, 128000001L, 256000001L, 512000001L, 1024000001L, 2048000001L, 10000000001L};
+ private static final long REPORT_WINDOW = 1000 * 60;
private final String category;
- private final AtomicStampedReference<int[]> bars = new AtomicStampedReference<int[]>(new int[RANGES.length + 2], 0);
+ private final AtomicStampedReference<long[]> bars = new AtomicStampedReference<long[]>(new long[RANGES.length + 2], 0);
private final AtomicBoolean addedSysHook = new AtomicBoolean(false);
+ private final PrintStream out;
public HistogramTracker(String category) {
this.category = category;
+ this.out = null;
+ printInit();
+ }
+
+ public HistogramTracker(String category, PrintStream out) {
+ this.category = category;
+ this.out = out;
+ printInit();
+ }
+
+ private void printInit() {
if (category == null) {
- ProblemReporter.info("Initialized histogram", null);
+ if (out == null) ProblemReporter.info("Initialized histogram", null);
+ else out.println("Initialized histogram");
} else {
- ProblemReporter.info(String.format("Initialized histogram tracker for '%s'", category), null);
+ if (out == null) ProblemReporter.info(String.format("Initialized histogram tracker for '%s'", category), null);
+ else out.printf("Initialized histogram tracker for '%s'%n", category);
}
}
- public void report(long start) {
+ public long start() {
+ return System.nanoTime();
+ }
+
+ public void end(long startToken) {
if (!addedSysHook.getAndSet(true)) Runtime.getRuntime().addShutdownHook(new Thread("Histogram Printer") {
@Override public void run() {
int[] currentInterval = {0};
- int[] b = bars.get(currentInterval);
+ long[] b = bars.get(currentInterval);
printReport(currentInterval[0], b);
}
});
- long end = System.currentTimeMillis();
- long delta = end - start;
- int interval = (int) (end / REPORT_TIME);
+ long end = System.nanoTime();
+ long now = System.currentTimeMillis();
+ long delta = end - startToken;
+ if (delta < 0L) delta = 0L;
+ int interval = (int) (now / REPORT_WINDOW);
int[] currentInterval = {0};
- int[] bars = this.bars.get(currentInterval);
- int[] newBars;
+ long[] bars = this.bars.get(currentInterval);
+ long[] newBars;
if (currentInterval[0] != interval) {
printReport(currentInterval[0], bars);
- newBars = new int[RANGES.length + 2];
+ newBars = new long[RANGES.length + 2];
if (!this.bars.compareAndSet(bars, newBars, currentInterval[0], interval)) {
newBars = this.bars.get(currentInterval);
}
@@ -65,12 +88,12 @@ public class HistogramTracker {
newBars[RANGES.length]++;
}
- private void printReport(int interval, int[] bars) {
+ private void printReport(int interval, long[] bars) {
StringBuilder sb = new StringBuilder();
if (category != null) sb.append(category).append(" ");
sb.append("[");
GregorianCalendar gc = new GregorianCalendar();
- gc.setTimeInMillis(interval * REPORT_TIME);
+ gc.setTimeInMillis(interval * REPORT_WINDOW);
int hour = gc.get(Calendar.HOUR_OF_DAY);
int minute = gc.get(Calendar.MINUTE);
if (hour < 10) sb.append('0');
@@ -78,16 +101,32 @@ public class HistogramTracker {
if (minute < 10) sb.append('0');
sb.append(minute).append("] {");
- int sum = bars[RANGES.length];
+ long sum = bars[RANGES.length];
+ int count = 0;
+ int lastZeroPos = sb.length();
for (int i = 0; i < RANGES.length; i++) {
sum += bars[i];
- sb.append(bars[i]).append(" ");
+ sb.append(bars[i]);
+ if (bars[i] != 0) lastZeroPos = sb.length();
+ sb.append(" ");
+ count++;
+ if (count == 3) sb.append("-- ");
+ if (count == 9) sb.append("-- ");
}
+
if (sum == 0) return;
+ sb.setLength(lastZeroPos);
- sb.append(bars[RANGES.length]).append("} total calls: ").append(sum).append(" total time: ").append(bars[RANGES.length + 1]);
+ double millis = bars[RANGES.length + 1] / 1000000.0;
+
+ long over = bars[RANGES.length];
+ if (over > 0L) {
+ sb.append(" -- ").append(bars[RANGES.length]);
+ }
+ sb.append("} total calls: ").append(sum).append(" total time (millis): ").append((int)(millis + 0.5));
- ProblemReporter.info(sb.toString(), null);
+ if (out == null) ProblemReporter.info(sb.toString(), null);
+ else out.println(sb.toString());
}
}
diff --git a/src/core/lombok/eclipse/TransformEclipseAST.java b/src/core/lombok/eclipse/TransformEclipseAST.java
index 11caf5c2..e6528178 100644
--- a/src/core/lombok/eclipse/TransformEclipseAST.java
+++ b/src/core/lombok/eclipse/TransformEclipseAST.java
@@ -26,6 +26,7 @@ import static lombok.eclipse.handlers.EclipseHandlerUtil.*;
import java.lang.reflect.Field;
import lombok.core.debug.DebugSnapshotStore;
+import lombok.core.debug.HistogramTracker;
import lombok.patcher.Symbols;
import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration;
@@ -57,6 +58,14 @@ public class TransformEclipseAST {
private static final HandlerLibrary handlers;
public static boolean disableLombok = false;
+ private static final HistogramTracker lombokTracker;
+
+ static {
+ String v = System.getProperty("lombok.histogram");
+ if (v == null) lombokTracker = null;
+ else if (v.toLowerCase().equals("sysout")) lombokTracker = new HistogramTracker("lombok.histogram", System.out);
+ else lombokTracker = new HistogramTracker("lombok.histogram");
+ }
static {
Field f = null;
@@ -136,8 +145,10 @@ public class TransformEclipseAST {
try {
DebugSnapshotStore.INSTANCE.snapshot(ast, "transform entry");
+ long histoToken = lombokTracker == null ? 0L : lombokTracker.start();
EclipseAST existing = getAST(ast, false);
new TransformEclipseAST(existing).go();
+ if (lombokTracker != null) lombokTracker.end(histoToken);
DebugSnapshotStore.INSTANCE.snapshot(ast, "transform exit");
} catch (Throwable t) {
DebugSnapshotStore.INSTANCE.snapshot(ast, "transform error: %s", t.getClass().getSimpleName());
generated by cgit (git 2.46.0) at 2024-11-27 06:59:45 +0000