Clarify method names and improve debug

Change LocationTime.getTime() -> getUnixEpochMillis() for clarity.
Add LocationTime.toString() to improve log messages involving
LocationTime.

Test: build only
Bug: 236611620
Change-Id: I6f33bec6288c67e18a2008a735e88a8981186183

1 files changed, 24 insertions, 10 deletions

diff --git a/location/java/android/location/LocationTime.java b/location/java/android/location/LocationTime.java
index e5535d192776..2f03508fbb15 100644
--- a/location/java/android/location/LocationTime.java
+++ b/location/java/android/location/LocationTime.java
@@ -20,28 +20,32 @@ import android.annotation.NonNull;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import java.time.Duration;
+import java.time.Instant;
+
 /**
- * Data class for passing location derived time.
+ * Data class for passing GNSS-derived time.
  * @hide
  */
 public final class LocationTime implements Parcelable {
 
-    private final long mTime;
+    private final long mUnixEpochTimeMillis;
     private final long mElapsedRealtimeNanos;
 
-    public LocationTime(long time, long elapsedRealtimeNanos) {
-        mTime = time;
+    public LocationTime(long unixEpochTimeMillis, long elapsedRealtimeNanos) {
+        mUnixEpochTimeMillis = unixEpochTimeMillis;
         mElapsedRealtimeNanos = elapsedRealtimeNanos;
     }
 
     /**
-     * The current time, according to the Gnss location provider. */
-    public long getTime() {
-        return mTime;
+     * The Unix epoch time in millis, according to the Gnss location provider.
+     */
+    public long getUnixEpochTimeMillis() {
+        return mUnixEpochTimeMillis;
     }
 
     /**
-     * The elapsed nanos since boot {@link #getTime} was computed at.
+     * The elapsed nanos since boot when {@link #getUnixEpochTimeMillis} was the current time.
      */
     public long getElapsedRealtimeNanos() {
         return mElapsedRealtimeNanos;
@@ -49,7 +53,7 @@ public final class LocationTime implements Parcelable {
 
     @Override
     public void writeToParcel(Parcel out, int flags) {
-        out.writeLong(mTime);
+        out.writeLong(mUnixEpochTimeMillis);
         out.writeLong(mElapsedRealtimeNanos);
     }
 
@@ -58,8 +62,18 @@ public final class LocationTime implements Parcelable {
         return 0;
     }
 
+    @Override
+    public String toString() {
+        return "LocationTime{"
+                + "mUnixEpochTimeMillis=" + Instant.ofEpochMilli(mUnixEpochTimeMillis)
+                + "(" + mUnixEpochTimeMillis + ")"
+                + ", mElapsedRealtimeNanos=" + Duration.ofNanos(mElapsedRealtimeNanos)
+                + "(" + mElapsedRealtimeNanos + ")"
+                + '}';
+    }
+
     public static final @NonNull Parcelable.Creator<LocationTime> CREATOR =
-            new Parcelable.Creator<LocationTime>() {
+            new Parcelable.Creator<>() {
                 public LocationTime createFromParcel(Parcel in) {
                     long time = in.readLong();
                     long elapsedRealtimeNanos = in.readLong();