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-rw-r--r--core/java/android/net/metrics/DefaultNetworkEvent.java2
-rw-r--r--services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java14
2 files changed, 12 insertions, 4 deletions
diff --git a/core/java/android/net/metrics/DefaultNetworkEvent.java b/core/java/android/net/metrics/DefaultNetworkEvent.java
index 8ff8e4f38d6d..6f383b4d515b 100644
--- a/core/java/android/net/metrics/DefaultNetworkEvent.java
+++ b/core/java/android/net/metrics/DefaultNetworkEvent.java
@@ -74,7 +74,7 @@ public class DefaultNetworkEvent {
j.add("final_score=" + finalScore);
}
j.add(String.format("duration=%.0fs", durationMs / 1000.0));
- j.add(String.format("validation=%4.1f%%", (validatedMs * 100.0) / durationMs));
+ j.add(String.format("validation=%04.1f%%", (validatedMs * 100.0) / durationMs));
return j.toString();
}
diff --git a/services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java b/services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java
index 28c358582dbe..bd2e96ed4ef2 100644
--- a/services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java
+++ b/services/core/java/com/android/server/connectivity/DefaultNetworkMetrics.java
@@ -51,6 +51,7 @@ public class DefaultNetworkMetrics {
// Information about the current status of the default network.
@GuardedBy("this")
private DefaultNetworkEvent mCurrentDefaultNetwork;
+ // True if the current default network has been validated.
@GuardedBy("this")
private boolean mIsCurrentlyValid;
@GuardedBy("this")
@@ -71,6 +72,8 @@ public class DefaultNetworkMetrics {
printEvent(localTimeMs, pw, ev);
}
mCurrentDefaultNetwork.updateDuration(timeMs);
+ // When printing default network events for bug reports, update validation time
+ // and refresh the last validation timestmap for future validation time updates.
if (mIsCurrentlyValid) {
updateValidationTime(timeMs);
mLastValidationTimeMs = timeMs;
@@ -92,11 +95,13 @@ public class DefaultNetworkMetrics {
}
public synchronized void logDefaultNetworkValidity(long timeMs, boolean isValid) {
+ // Transition from valid to invalid: update validity duration since last update
if (!isValid && mIsCurrentlyValid) {
mIsCurrentlyValid = false;
updateValidationTime(timeMs);
}
+ // Transition from invalid to valid: simply mark the validation timestamp.
if (isValid && !mIsCurrentlyValid) {
mIsCurrentlyValid = true;
mLastValidationTimeMs = timeMs;
@@ -114,6 +119,9 @@ public class DefaultNetworkMetrics {
}
private void logCurrentDefaultNetwork(long timeMs, NetworkAgentInfo oldNai) {
+ if (mIsCurrentlyValid) {
+ updateValidationTime(timeMs);
+ }
DefaultNetworkEvent ev = mCurrentDefaultNetwork;
ev.updateDuration(timeMs);
ev.previousTransports = mLastTransports;
@@ -122,7 +130,6 @@ public class DefaultNetworkMetrics {
// The system acquired a new default network.
fillLinkInfo(ev, oldNai);
ev.finalScore = oldNai.getCurrentScore();
- ev.validatedMs = ev.durationMs;
}
// Only change transport of the previous default network if the event currently logged
// corresponds to an existing default network, and not to the absence of a default network.
@@ -143,9 +150,10 @@ public class DefaultNetworkMetrics {
fillLinkInfo(ev, newNai);
ev.initialScore = newNai.getCurrentScore();
if (newNai.lastValidated) {
- mIsCurrentlyValid = true;
- mLastValidationTimeMs = timeMs;
+ logDefaultNetworkValidity(timeMs, true);
}
+ } else {
+ mIsCurrentlyValid = false;
}
mCurrentDefaultNetwork = ev;
}