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-rw-r--r--core/java/android/app/ActivityThread.java2
-rw-r--r--core/java/android/os/StrictMode.java21
2 files changed, 13 insertions, 10 deletions
diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 9449eff1f40b..0d71ea33eb84 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -973,7 +973,7 @@ public final class ActivityThread {
long nativeFree = Debug.getNativeHeapFreeSize() / 1024;
Runtime runtime = Runtime.getRuntime();
-
+ runtime.gc(); // Do GC since countInstancesOfClass counts unreachable objects.
long dalvikMax = runtime.totalMemory() / 1024;
long dalvikFree = runtime.freeMemory() / 1024;
long dalvikAllocated = dalvikMax - dalvikFree;
diff --git a/core/java/android/os/StrictMode.java b/core/java/android/os/StrictMode.java
index 50187111bde5..44f4ab1c1bb9 100644
--- a/core/java/android/os/StrictMode.java
+++ b/core/java/android/os/StrictMode.java
@@ -1520,7 +1520,8 @@ public final class StrictMode {
*/
public static void conditionallyCheckInstanceCounts() {
VmPolicy policy = getVmPolicy();
- if (policy.classInstanceLimit.size() == 0) {
+ int policySize = policy.classInstanceLimit.size();
+ if (policySize == 0) {
return;
}
@@ -1529,15 +1530,17 @@ public final class StrictMode {
System.gc();
// Note: classInstanceLimit is immutable, so this is lock-free
- for (Map.Entry<Class, Integer> entry : policy.classInstanceLimit.entrySet()) {
- Class klass = entry.getKey();
- int limit = entry.getValue();
- long instances = VMDebug.countInstancesOfClass(klass, false);
- if (instances <= limit) {
- continue;
+ // Create the classes array.
+ Class[] classes = policy.classInstanceLimit.keySet().toArray(new Class[policySize]);
+ long[] instanceCounts = VMDebug.countInstancesOfClasses(classes, false);
+ for (int i = 0; i < classes.length; ++i) {
+ Class klass = classes[i];
+ int limit = policy.classInstanceLimit.get(klass);
+ long instances = instanceCounts[i];
+ if (instances > limit) {
+ Throwable tr = new InstanceCountViolation(klass, instances, limit);
+ onVmPolicyViolation(tr.getMessage(), tr);
}
- Throwable tr = new InstanceCountViolation(klass, instances, limit);
- onVmPolicyViolation(tr.getMessage(), tr);
}
}