Gallery2: Add record time to details view

Change-Id: Idef3a68699fc25898f9408b64afc6a7c6b45a86e

2 files changed, 13 insertions, 15 deletions

diff --git a/gallerycommon/src/com/android/gallery3d/exif/ExifInterface.java b/gallerycommon/src/com/android/gallery3d/exif/ExifInterface.java
index 87db689e8..21422095e 100644
--- a/gallerycommon/src/com/android/gallery3d/exif/ExifInterface.java
+++ b/gallerycommon/src/com/android/gallery3d/exif/ExifInterface.java
@@ -318,6 +318,13 @@ public class ExifInterface {
     public static final int TAG_INTEROPERABILITY_INDEX =
         defineTag(IfdId.TYPE_IFD_INTEROPERABILITY, (short) 1);
 
+    private static final String GPS_DATE_FORMAT_STR = "yyyy:MM:dd";
+    private static final String DATETIME_FORMAT_STR = "yyyy:MM:dd kk:mm:ss";
+    public static final DateFormat DATETIME_FORMAT = new SimpleDateFormat(DATETIME_FORMAT_STR);
+    private final DateFormat mGPSDateStampFormat = new SimpleDateFormat(GPS_DATE_FORMAT_STR);
+    private final Calendar mGPSTimeStampCalendar = Calendar
+            .getInstance(TimeZone.getTimeZone("UTC"));
+
     /**
      * Tags that contain offset markers. These are included in the banned
      * defines.
@@ -1944,13 +1951,6 @@ public class ExifInterface {
         return latLon;
     }
 
-    private static final String GPS_DATE_FORMAT_STR = "yyyy:MM:dd";
-    private static final String DATETIME_FORMAT_STR = "yyyy:MM:dd kk:mm:ss";
-    private final DateFormat mDateTimeStampFormat = new SimpleDateFormat(DATETIME_FORMAT_STR);
-    private final DateFormat mGPSDateStampFormat = new SimpleDateFormat(GPS_DATE_FORMAT_STR);
-    private final Calendar mGPSTimeStampCalendar = Calendar
-            .getInstance(TimeZone.getTimeZone("UTC"));
-
     /**
      * Creates, formats, and sets the DateTimeStamp tag for one of:
      * {@link #TAG_DATE_TIME}, {@link #TAG_DATE_TIME_DIGITIZED},
@@ -1964,8 +1964,8 @@ public class ExifInterface {
     public boolean addDateTimeStampTag(int tagId, long timestamp, TimeZone timezone) {
         if (tagId == TAG_DATE_TIME || tagId == TAG_DATE_TIME_DIGITIZED
                 || tagId == TAG_DATE_TIME_ORIGINAL) {
-            mDateTimeStampFormat.setTimeZone(timezone);
-            ExifTag t = buildTag(tagId, mDateTimeStampFormat.format(timestamp));
+            DATETIME_FORMAT.setTimeZone(timezone);
+            ExifTag t = buildTag(tagId, DATETIME_FORMAT.format(timestamp));
             if (t == null) {
                 return false;
             }
diff --git a/gallerycommon/src/com/android/gallery3d/exif/ExifTag.java b/gallerycommon/src/com/android/gallery3d/exif/ExifTag.java
index c30a97143..186cb81cf 100644
--- a/gallerycommon/src/com/android/gallery3d/exif/ExifTag.java
+++ b/gallerycommon/src/com/android/gallery3d/exif/ExifTag.java
@@ -17,7 +17,6 @@
 package com.android.gallery3d.exif;
 
 import java.nio.charset.Charset;
-import java.text.SimpleDateFormat;
 import java.util.Arrays;
 import java.util.Date;
 
@@ -102,8 +101,6 @@ public class ExifTag {
     // Value offset in exif header.
     private int mOffset;
 
-    private static final SimpleDateFormat TIME_FORMAT = new SimpleDateFormat("yyyy:MM:dd kk:mm:ss");
-
     /**
      * Returns true if the given IFD is a valid IFD.
      */
@@ -537,9 +534,10 @@ public class ExifTag {
      * @return true on success
      */
     public boolean setTimeValue(long time) {
-        // synchronized on TIME_FORMAT as SimpleDateFormat is not thread safe
-        synchronized (TIME_FORMAT) {
-            return setValue(TIME_FORMAT.format(new Date(time)));
+        // synchronized on DATETIME_FORMAT as SimpleDateFormat is not thread
+        // safe
+        synchronized (ExifInterface.DATETIME_FORMAT) {
+            return setValue(ExifInterface.DATETIME_FORMAT.format(new Date(time)));
         }
     }