Handle blobs and leases that never expire correctly.

Add logic to properly handle blobs and leases that never expire.

Also add the relevant strings required in this package.

Fixes: 194439893
Test: make RunSettingsRoboTests ROBOTEST_FILTER=SharedDataPreferenceControllerTest
Test: manual (visual)
Change-Id: Ifeb216a92a3be8d1db3574b4f63e2d04adace4ea

res/values/strings.xml

@@ -13307,6 +13307,11 @@
     <!-- Developer settings: app freezer title [CHAR LIMIT=50]-->
     <string name="cached_apps_freezer">Suspend execution for cached apps</string>
 
+    <!-- Developer settings - Shared data: label to indicate that the shared data never expires [CHAR LIMIT=80] -->
+    <string name="blob_never_expires_text">Never expires.</string>
+    <!-- Developer settings - Shared data: label to indicate that the lease acquired by an app never expires [CHAR LIMIT=80] -->
+    <string name="accessor_never_expires_text">Lease never expires.</string>
+
     <!-- Title for allowing screen overlays on Settings app. [CHAR LIMIT=50]-->
     <string name="overlay_settings_title">Allow screen overlays on Settings</string>
     <!-- Summary for allowing screen overlays on Settings app. [CHAR LIMIT=NONE]-->

src/com/android/settings/development/storage/BlobInfoListView.java

@@ -156,10 +156,16 @@ public class BlobInfoListView extends ListActivity {
             final BlobInfo blob = getItem(position);
             holder.blobLabel.setText(blob.getLabel());
             holder.blobId.setText(getString(R.string.blob_id_text, blob.getId()));
-            holder.blobExpiry.setText(getString(R.string.blob_expires_text,
+            holder.blobExpiry.setText(formatExpiryTime(blob.getExpiryTimeMs()));
-                    SharedDataUtils.formatTime(blob.getExpiryTimeMs())));
             holder.blobSize.setText(SharedDataUtils.formatSize(blob.getSizeBytes()));
             return convertView;
         }
+
+        private String formatExpiryTime(long expiryTimeMs) {
+            if (expiryTimeMs == 0) {
+                return getString(R.string.blob_never_expires_text);
+            }
+            return getString(R.string.blob_expires_text, SharedDataUtils.formatTime(expiryTimeMs));
+        }
     }
 }

src/com/android/settings/development/storage/LeaseInfoListView.java

@@ -171,8 +171,7 @@ public class LeaseInfoListView extends ListActivity {
             holder.appIcon.setImageDrawable(appIcon);
             holder.leasePackageName.setText(lease.getPackageName());
             holder.leaseDescription.setText(getDescriptionString(lease));
-            holder.leaseExpiry.setText(getString(R.string.accessor_expires_text,
+            holder.leaseExpiry.setText(formatExpiryTime(lease.getExpiryTimeMillis()));
-                    SharedDataUtils.formatTime(lease.getExpiryTimeMillis())));
             return convertView;
         }
 
@@ -191,5 +190,13 @@ public class LeaseInfoListView extends ListActivity {
             }
             return description;
         }
+
+        private String formatExpiryTime(long expiryTimeMillis) {
+            if (expiryTimeMillis == 0) {
+                return getString(R.string.accessor_never_expires_text);
+            }
+            return getString(R.string.accessor_expires_text,
+                    SharedDataUtils.formatTime(expiryTimeMillis));
+        }
     }
 }