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Merge \\"Collect statistics of source build version\\" into nyc-dev am: 8872a604b9

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am: 3287c5f380

Change-Id: I830db9c215867f5943dce75bd09583742916ae6b
This commit is contained in:
Tianjie Xu
2016-06-10 17:27:06 +00:00
committed by android-build-merger
parent ac30854af9 3287c5f380
commit 0578d40bca
1 changed files with 6 additions and 0 deletions
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6
core/java/android/os/RecoverySystem.java
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@@ -699,6 +699,7 @@ public class RecoverySystem {
String line = null;
int bytesWrittenInMiB = -1, bytesStashedInMiB = -1;
int timeTotal = -1;
int sourceVersion = -1;
while ((line = in.readLine()) != null) {
// Here is an example of lines in last_install:
// ...
@@ -733,6 +734,8 @@ public class RecoverySystem {
if (line.startsWith("time")) {
timeTotal = scaled;
} else if (line.startsWith("source_version")) {
sourceVersion = scaled;
} else if (line.startsWith("bytes_written")) {
bytesWrittenInMiB = (bytesWrittenInMiB == -1) ? scaled :
bytesWrittenInMiB + scaled;
@@ -746,6 +749,9 @@ public class RecoverySystem {
if (timeTotal != -1) {
MetricsLogger.histogram(context, "ota_time_total", timeTotal);
}
if (sourceVersion != -1) {
MetricsLogger.histogram(context, "ota_source_version", sourceVersion);
}
if (bytesWrittenInMiB != -1) {
MetricsLogger.histogram(context, "ota_written_in_MiBs", bytesWrittenInMiB);
}