Errorprone fix & enforce FieldCanBeStatic

Bug: 344658662
Test: m BluetoothInstrumentationTests
Test: m .
Flag: Exempt refactor
Change-Id: I8c487c01d3b67a6a833960a337e5a507bdd89afa

5 files changed, 189 insertions, 250 deletions

diff --git a/Android.bp b/Android.bp
index e1e9a5041d..eb330fa827 100644
--- a/Android.bp
+++ b/Android.bp
@@ -136,6 +136,7 @@ java_defaults {
             "-Xep:EqualsHashCode:ERROR",
             "-Xep:EqualsIncompatibleType:ERROR",
             "-Xep:FallThrough:ERROR",
+            "-Xep:FieldCanBeStatic:ERROR",
             "-Xep:Finalize:ERROR",
             "-Xep:ForEachIterable:ERROR",
             "-Xep:FutureReturnValueIgnored:ERROR",
diff --git a/android/app/src/com/android/bluetooth/pbap/BluetoothPbapCallLogComposer.java b/android/app/src/com/android/bluetooth/pbap/BluetoothPbapCallLogComposer.java
index 99b0b13bea..54750ea3aa 100644
--- a/android/app/src/com/android/bluetooth/pbap/BluetoothPbapCallLogComposer.java
+++ b/android/app/src/com/android/bluetooth/pbap/BluetoothPbapCallLogComposer.java
@@ -89,13 +89,12 @@ public class BluetoothPbapCallLogComposer implements AutoCloseable {
     private static final String VCARD_PROPERTY_CALLTYPE_OUTGOING = "DIALED";
     private static final String VCARD_PROPERTY_CALLTYPE_MISSED = "MISSED";
 
+
     private final Context mContext;
     private Cursor mCursor;
 
     private String mErrorReason = NO_ERROR;
 
-    private final String RFC_2455_FORMAT = "yyyyMMdd'T'HHmmss";
-
     public BluetoothPbapCallLogComposer(final Context context) {
         mContext = context;
     }
@@ -220,10 +219,11 @@ public class BluetoothPbapCallLogComposer implements AutoCloseable {
     }
 
     /** Format according to RFC 2445 DATETIME type. The format is: ("%Y%m%dT%H%M%S"). */
-    private String toRfc2455Format(final long millSecs) {
+    private static String toRfc2455Format(final long millSecs) {
+        String rfc2455Format = "yyyyMMdd'T'HHmmss";
         Calendar cal = Calendar.getInstance();
         cal.setTimeInMillis(millSecs);
-        SimpleDateFormat df = new SimpleDateFormat(RFC_2455_FORMAT);
+        SimpleDateFormat df = new SimpleDateFormat(rfc2455Format);
         return df.format(cal.getTime());
     }
 
@@ -233,7 +233,7 @@ public class BluetoothPbapCallLogComposer implements AutoCloseable {
      */
     private void tryAppendCallHistoryTimeStampField(final VCardBuilder builder) {
         // Extension for call history as defined in
-        // in the Specification for Ic Mobile Communcation - ver 1.1,
+        // in the Specification for Ic Mobile Communication - ver 1.1,
         // Oct 2000. This is used to send the details of the call
         // history - missed, incoming, outgoing along with date and time
         // to the requesting device (For example, transferring phone book
diff --git a/android/app/tests/unit/src/com/android/bluetooth/avrcpcontroller/AvrcpCoverArtStorageTest.java b/android/app/tests/unit/src/com/android/bluetooth/avrcpcontroller/AvrcpCoverArtStorageTest.java
index 58020003c3..98d00ebe5d 100644
--- a/android/app/tests/unit/src/com/android/bluetooth/avrcpcontroller/AvrcpCoverArtStorageTest.java
+++ b/android/app/tests/unit/src/com/android/bluetooth/avrcpcontroller/AvrcpCoverArtStorageTest.java
@@ -42,20 +42,17 @@ import java.io.InputStream;
 /** A test suite for the AvrcpCoverArtStorage class. */
 @RunWith(AndroidJUnit4.class)
 public final class AvrcpCoverArtStorageTest {
-    private Context mTargetContext;
-    private Resources mTestResources;
+    private final Context mTargetContext =
+            InstrumentationRegistry.getInstrumentation().getTargetContext();
+    private final Resources mTestResources = TestUtils.getTestApplicationResources(mTargetContext);
     private final BluetoothDevice mDevice1 = getTestDevice(56);
     private final BluetoothDevice mDevice2 = getTestDevice(57);
     private Bitmap mImage1;
     private Bitmap mImage2;
-    private final String mHandle1 = "1";
-    private final String mHandle2 = "2";
     private AvrcpCoverArtStorage mAvrcpCoverArtStorage;
 
     @Before
     public void setUp() {
-        mTargetContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
-        mTestResources = TestUtils.getTestApplicationResources(mTargetContext);
         InputStream is =
                 mTestResources.openRawResource(com.android.bluetooth.tests.R.raw.image_200_200);
         mImage1 = BitmapFactory.decodeStream(is);
@@ -75,8 +72,6 @@ public final class AvrcpCoverArtStorageTest {
         }
         mImage1 = null;
         mImage2 = null;
-        mTestResources = null;
-        mTargetContext = null;
     }
 
     private void assertImageSame(Bitmap expected, BluetoothDevice device, String handle) {
@@ -86,259 +81,251 @@ public final class AvrcpCoverArtStorageTest {
 
     @Test
     public void addNewImage_imageExists() {
-        Uri expectedUri = AvrcpCoverArtProvider.getImageUri(mDevice1, mHandle1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        Uri expectedUri = AvrcpCoverArtProvider.getImageUri(mDevice1, "1");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
 
-        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
+        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
 
         assertThat(uri).isEqualTo(expectedUri);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void addExistingImage_imageUpdated() {
-        Uri expectedUri = AvrcpCoverArtProvider.getImageUri(mDevice1, mHandle1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        Uri expectedUri = AvrcpCoverArtProvider.getImageUri(mDevice1, "1");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
 
-        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
         assertThat(uri).isEqualTo(expectedUri);
-        assertImageSame(mImage1, mDevice1, mHandle1);
+        assertImageSame(mImage1, mDevice1, "1");
 
-        uri = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage2);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        uri = mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage2);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
         assertThat(uri).isEqualTo(expectedUri);
-        assertImageSame(mImage2, mDevice1, mHandle1);
+        assertImageSame(mImage2, mDevice1, "1");
     }
 
     @Test
     public void addTwoImageSameDevice_bothExist() {
-        Uri expectedUri1 = AvrcpCoverArtProvider.getImageUri(mDevice1, mHandle1);
-        Uri expectedUri2 = AvrcpCoverArtProvider.getImageUri(mDevice1, mHandle2);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isFalse();
+        Uri expectedUri1 = AvrcpCoverArtProvider.getImageUri(mDevice1, "1");
+        Uri expectedUri2 = AvrcpCoverArtProvider.getImageUri(mDevice1, "2");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isFalse();
 
-        Uri uri1 = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        Uri uri2 = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage2);
+        Uri uri1 = mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        Uri uri2 = mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage2);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
         assertThat(uri1).isEqualTo(expectedUri1);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isTrue();
         assertThat(uri2).isEqualTo(expectedUri2);
     }
 
     @Test
     public void addTwoImageDifferentDevices_bothExist() {
-        Uri expectedUri1 = AvrcpCoverArtProvider.getImageUri(mDevice1, mHandle1);
-        Uri expectedUri2 = AvrcpCoverArtProvider.getImageUri(mDevice2, mHandle1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle1)).isFalse();
+        Uri expectedUri1 = AvrcpCoverArtProvider.getImageUri(mDevice1, "1");
+        Uri expectedUri2 = AvrcpCoverArtProvider.getImageUri(mDevice2, "1");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "1")).isFalse();
 
-        Uri uri1 = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        Uri uri2 = mAvrcpCoverArtStorage.addImage(mDevice2, mHandle1, mImage1);
+        Uri uri1 = mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        Uri uri2 = mAvrcpCoverArtStorage.addImage(mDevice2, "1", mImage1);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
         assertThat(uri1).isEqualTo(expectedUri1);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
         assertThat(uri2).isEqualTo(expectedUri2);
     }
 
     @Test
     public void addNullImage_imageNotAdded() {
-        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, null);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, "1", null);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         assertThat(uri).isNull();
     }
 
     @Test
     public void addImageNullDevice_imageNotAdded() {
-        Uri uri = mAvrcpCoverArtStorage.addImage(null, mHandle1, mImage1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        Uri uri = mAvrcpCoverArtStorage.addImage(null, "1", mImage1);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         assertThat(uri).isNull();
     }
 
     @Test
     public void addImageNullHandle_imageNotAdded() {
         Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, null, mImage1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         assertThat(uri).isNull();
     }
 
     @Test
     public void addImageEmptyHandle_imageNotAdded() {
         Uri uri = mAvrcpCoverArtStorage.addImage(mDevice1, "", mImage1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         assertThat(uri).isNull();
     }
 
     @Test
     public void getImage_canGetImageFromStorage() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
-        assertImageSame(mImage1, mDevice1, mHandle1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
+        assertImageSame(mImage1, mDevice1, "1");
     }
 
     @Test
     public void getImageSameHandleDifferentDevices_canGetImagesFromStorage() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice2, mHandle1, mImage2);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle1)).isTrue();
-        assertImageSame(mImage1, mDevice1, mHandle1);
-        assertImageSame(mImage2, mDevice2, mHandle1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice2, "1", mImage2);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "1")).isTrue();
+        assertImageSame(mImage1, mDevice1, "1");
+        assertImageSame(mImage2, mDevice2, "1");
     }
 
     @Test
     public void getImageThatDoesntExist_returnsNull() {
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        Bitmap image = mAvrcpCoverArtStorage.getImage(mDevice1, mHandle1);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        Bitmap image = mAvrcpCoverArtStorage.getImage(mDevice1, "1");
         assertThat(image).isNull();
     }
 
     @Test
     public void getImageNullDevice_returnsNull() {
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        Bitmap image = mAvrcpCoverArtStorage.getImage(null, mHandle1);
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        Bitmap image = mAvrcpCoverArtStorage.getImage(null, "1");
         assertThat(image).isNull();
     }
 
     @Test
     public void getImageNullHandle_returnsNull() {
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         Bitmap image = mAvrcpCoverArtStorage.getImage(mDevice1, null);
         assertThat(image).isNull();
     }
 
     @Test
     public void getImageEmptyHandle_returnsNull() {
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
         Bitmap image = mAvrcpCoverArtStorage.getImage(mDevice1, "");
         assertThat(image).isNull();
     }
 
     @Test
     public void removeExistingImage_imageDoesntExist() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice2, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.removeImage(mDevice1, mHandle1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isTrue();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle1)).isTrue();
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice2, "1", mImage1);
+        mAvrcpCoverArtStorage.removeImage(mDevice1, "1");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "1")).isTrue();
     }
 
     @Test
     public void removeNonExistentImage_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.removeImage(mDevice1, mHandle2);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.removeImage(mDevice1, "2");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void removeImageNullDevice_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.removeImage(null, mHandle1);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.removeImage(null, "1");
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void removeImageNullHandle_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
         mAvrcpCoverArtStorage.removeImage(mDevice1, null);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void removeImageEmptyHandle_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
         mAvrcpCoverArtStorage.removeImage(mDevice1, "");
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void removeImageNullInputs_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
         mAvrcpCoverArtStorage.removeImage(null, null);
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
     }
 
     @Test
     public void removeAllImagesForDevice_onlyOneDeviceImagesGone() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice2, mHandle1, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice2, "1", mImage1);
 
         mAvrcpCoverArtStorage.removeImagesForDevice(mDevice1);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle1)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "1")).isTrue();
     }
 
     @Test
     public void removeAllImagesForDeviceDne_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
 
         mAvrcpCoverArtStorage.removeImagesForDevice(mDevice2);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isTrue();
     }
 
     @Test
     public void removeAllImagesForNullDevice_nothingHappens() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
 
         mAvrcpCoverArtStorage.removeImagesForDevice(null);
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isTrue();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isTrue();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isTrue();
     }
 
     @Test
     public void clearStorageOneDevice_allImagesRemoved() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
 
         mAvrcpCoverArtStorage.clear();
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isFalse();
     }
 
     @Test
     public void clearStorageManyDevices_allImagesRemoved() {
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle2, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice2, mHandle1, mImage1);
-        mAvrcpCoverArtStorage.addImage(mDevice2, mHandle2, mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice1, "2", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice2, "1", mImage1);
+        mAvrcpCoverArtStorage.addImage(mDevice2, "2", mImage1);
 
         mAvrcpCoverArtStorage.clear();
 
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, mHandle2)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle1)).isFalse();
-        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, mHandle2)).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice1, "2")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "1")).isFalse();
+        assertThat(mAvrcpCoverArtStorage.doesImageExist(mDevice2, "2")).isFalse();
     }
 
     @Test
     public void toString_returnsDeviceInfo() {
         String expectedString =
-                "CoverArtStorage:\n"
-                        + "  "
-                        + mDevice1
-                        + " ("
-                        + 1
-                        + "):"
-                        + "\n    "
-                        + mHandle1
-                        + "\n";
-
-        mAvrcpCoverArtStorage.addImage(mDevice1, mHandle1, mImage1);
+                "CoverArtStorage:\n" + "  " + mDevice1 + " (" + 1 + "):" + "\n    " + "1" + "\n";
+
+        mAvrcpCoverArtStorage.addImage(mDevice1, "1", mImage1);
 
         assertThat(mAvrcpCoverArtStorage.toString()).isEqualTo(expectedString);
     }
diff --git a/android/app/tests/unit/src/com/android/bluetooth/mapclient/MapClientStateMachineTest.java b/android/app/tests/unit/src/com/android/bluetooth/mapclient/MapClientStateMachineTest.java
index 1f8cfb4a5d..fbd9bf4201 100644
--- a/android/app/tests/unit/src/com/android/bluetooth/mapclient/MapClientStateMachineTest.java
+++ b/android/app/tests/unit/src/com/android/bluetooth/mapclient/MapClientStateMachineTest.java
@@ -125,6 +125,9 @@ public class MapClientStateMachineTest {
     private static final boolean MESSAGE_SEEN = true;
     private static final boolean MESSAGE_NOT_SEEN = false;
 
+    private static final String SMS_HANDLE = "0001";
+    private static final String MMS_HANDLE = "0002";
+
     private static final String TEST_MESSAGE_HANDLE = "0123456789000032";
     private static final String TEST_MESSAGE = "Hello World!";
     private static final String SENT_PATH = "telecom/msg/sent";
@@ -143,9 +146,6 @@ public class MapClientStateMachineTest {
     private final BluetoothDevice mDevice = getTestDevice(74);
     private final Context mTargetContext =
             InstrumentationRegistry.getInstrumentation().getTargetContext();
-    private final String mTestMessageSmsHandle = "0001";
-    private final String mTestMessageMmsHandle = "0002";
-    private final String mTestMessageUnknownHandle = "0003";
 
     private Bmessage mTestIncomingSmsBmessage;
     private Bmessage mTestIncomingMmsBmessage;
@@ -231,7 +231,7 @@ public class MapClientStateMachineTest {
         createTestMessages();
 
         when(mRequestGetMessage.getMessage()).thenReturn(mTestIncomingSmsBmessage);
-        when(mRequestGetMessage.getHandle()).thenReturn(mTestMessageSmsHandle);
+        when(mRequestGetMessage.getHandle()).thenReturn(SMS_HANDLE);
 
         when(mService.getSystemService(Context.TELEPHONY_SERVICE)).thenReturn(mTelephonyManager);
         when(mTelephonyManager.isSmsCapable()).thenReturn(false);
@@ -369,16 +369,13 @@ public class MapClientStateMachineTest {
     public void testSMSMessageSent() {
         masConnected_whenConnecting_isConnected(); // transition to the connected state
 
-        when(mRequestPushMessage.getMsgHandle()).thenReturn(mTestMessageSmsHandle);
+        when(mRequestPushMessage.getMsgHandle()).thenReturn(SMS_HANDLE);
         when(mRequestPushMessage.getBMsg()).thenReturn(mTestIncomingSmsBmessage);
         sendAndDispatchMessage(MceStateMachine.MSG_MAS_REQUEST_COMPLETED, mRequestPushMessage);
 
         verify(mDatabase)
                 .storeMessage(
-                        eq(mTestIncomingSmsBmessage),
-                        eq(mTestMessageSmsHandle),
-                        any(),
-                        eq(MESSAGE_SEEN));
+                        eq(mTestIncomingSmsBmessage), eq(SMS_HANDLE), any(), eq(MESSAGE_SEEN));
     }
 
     /**
@@ -518,12 +515,7 @@ public class MapClientStateMachineTest {
         String dateTime = new ObexTime(Instant.now()).toString();
         EventReport event =
                 createNewEventReport(
-                        "NewMessage",
-                        dateTime,
-                        mTestMessageSmsHandle,
-                        "telecom/msg/inbox",
-                        null,
-                        "SMS_GSM");
+                        "NewMessage", dateTime, SMS_HANDLE, "telecom/msg/inbox", null, "SMS_GSM");
 
         sendAndDispatchEvent(event);
 
@@ -533,10 +525,7 @@ public class MapClientStateMachineTest {
 
         verify(mDatabase)
                 .storeMessage(
-                        eq(mTestIncomingSmsBmessage),
-                        eq(mTestMessageSmsHandle),
-                        any(),
-                        eq(MESSAGE_NOT_SEEN));
+                        eq(mTestIncomingSmsBmessage), eq(SMS_HANDLE), any(), eq(MESSAGE_NOT_SEEN));
     }
 
     /** Test seen status set for new MMS */
@@ -547,15 +536,10 @@ public class MapClientStateMachineTest {
         String dateTime = new ObexTime(Instant.now()).toString();
         EventReport event =
                 createNewEventReport(
-                        "NewMessage",
-                        dateTime,
-                        mTestMessageMmsHandle,
-                        "telecom/msg/inbox",
-                        null,
-                        "MMS");
+                        "NewMessage", dateTime, MMS_HANDLE, "telecom/msg/inbox", null, "MMS");
 
         when(mRequestGetMessage.getMessage()).thenReturn(mTestIncomingMmsBmessage);
-        when(mRequestGetMessage.getHandle()).thenReturn(mTestMessageMmsHandle);
+        when(mRequestGetMessage.getHandle()).thenReturn(MMS_HANDLE);
 
         sendAndDispatchEvent(event);
 
@@ -565,10 +549,7 @@ public class MapClientStateMachineTest {
 
         verify(mDatabase)
                 .storeMessage(
-                        eq(mTestIncomingMmsBmessage),
-                        eq(mTestMessageMmsHandle),
-                        any(),
-                        eq(MESSAGE_NOT_SEEN));
+                        eq(mTestIncomingMmsBmessage), eq(MMS_HANDLE), any(), eq(MESSAGE_NOT_SEEN));
     }
 
     @Test
@@ -579,15 +560,10 @@ public class MapClientStateMachineTest {
         String dateTime = new ObexTime(Instant.now()).toString();
         EventReport event =
                 createNewEventReport(
-                        "NewMessage",
-                        dateTime,
-                        mTestMessageMmsHandle,
-                        "telecom/msg/inbox",
-                        null,
-                        "MMS");
+                        "NewMessage", dateTime, MMS_HANDLE, "telecom/msg/inbox", null, "MMS");
 
         // Prepare to send back message content, but use handle B
-        when(mRequestGetMessage.getHandle()).thenReturn(mTestMessageUnknownHandle);
+        when(mRequestGetMessage.getHandle()).thenReturn("0003"); // unknown handle
         when(mRequestGetMessage.getMessage()).thenReturn(mTestIncomingMmsBmessage);
 
         sendAndDispatchEvent(event);
@@ -607,7 +583,7 @@ public class MapClientStateMachineTest {
         masConnected_whenConnecting_isConnected(); // transition to the connected state
 
         com.android.bluetooth.mapclient.Message testMessageListingSms =
-                createNewMessage("SMS_GSM", mTestMessageSmsHandle);
+                createNewMessage("SMS_GSM", SMS_HANDLE);
         ArrayList<com.android.bluetooth.mapclient.Message> messageListSms = new ArrayList<>();
         messageListSms.add(testMessageListingSms);
         when(mRequestGetMessagesListing.getList()).thenReturn(messageListSms);
@@ -633,12 +609,12 @@ public class MapClientStateMachineTest {
         masConnected_whenConnecting_isConnected(); // transition to the connected state
 
         com.android.bluetooth.mapclient.Message testMessageListingMms =
-                createNewMessage("MMS", mTestMessageMmsHandle);
+                createNewMessage("MMS", MMS_HANDLE);
         ArrayList<com.android.bluetooth.mapclient.Message> messageListMms = new ArrayList<>();
         messageListMms.add(testMessageListingMms);
 
         when(mRequestGetMessage.getMessage()).thenReturn(mTestIncomingMmsBmessage);
-        when(mRequestGetMessage.getHandle()).thenReturn(mTestMessageMmsHandle);
+        when(mRequestGetMessage.getHandle()).thenReturn(MMS_HANDLE);
         when(mRequestGetMessagesListing.getList()).thenReturn(messageListMms);
 
         sendAndDispatchMessage(
@@ -665,20 +641,14 @@ public class MapClientStateMachineTest {
         String dateTime = new ObexTime(Instant.now()).toString();
         EventReport event =
                 createNewEventReport(
-                        "NewMessage",
-                        dateTime,
-                        mTestMessageSmsHandle,
-                        "telecom/msg/inbox",
-                        null,
-                        "SMS_GSM");
+                        "NewMessage", dateTime, SMS_HANDLE, "telecom/msg/inbox", null, "SMS_GSM");
 
         sendAndDispatchEvent(event);
 
         verify(mMasClient).makeRequest(any(RequestGetMessage.class));
 
-        MceStateMachine.MessageMetadata messageMetadata =
-                mStateMachine.mMessages.get(mTestMessageSmsHandle);
-        assertThat(messageMetadata.getHandle()).isEqualTo(mTestMessageSmsHandle);
+        MceStateMachine.MessageMetadata messageMetadata = mStateMachine.mMessages.get(SMS_HANDLE);
+        assertThat(messageMetadata.getHandle()).isEqualTo(SMS_HANDLE);
         assertThat(new ObexTime(Instant.ofEpochMilli(messageMetadata.getTimestamp())).toString())
                 .isEqualTo(dateTime);
     }
@@ -725,12 +695,7 @@ public class MapClientStateMachineTest {
         String dateTime = new ObexTime(Instant.now()).toString();
         EventReport event =
                 createNewEventReport(
-                        "NewMessage",
-                        dateTime,
-                        mTestMessageSmsHandle,
-                        "telecom/msg/inbox",
-                        null,
-                        "SMS_GSM");
+                        "NewMessage", dateTime, SMS_HANDLE, "telecom/msg/inbox", null, "SMS_GSM");
 
         sendAndDispatchEvent(event);
 
diff --git a/android/app/tests/unit/src/com/android/bluetooth/opp/BluetoothOppTransferTest.java b/android/app/tests/unit/src/com/android/bluetooth/opp/BluetoothOppTransferTest.java
index 80ef0232ec..c122b44579 100644
--- a/android/app/tests/unit/src/com/android/bluetooth/opp/BluetoothOppTransferTest.java
+++ b/android/app/tests/unit/src/com/android/bluetooth/opp/BluetoothOppTransferTest.java
@@ -73,20 +73,6 @@ public class BluetoothOppTransferTest {
     @Mock BluetoothMethodProxy mCallProxy;
     @Mock Context mContext;
 
-    private final Uri mUri = Uri.parse("file://Idontknow/Justmadeitup");
-    private final String mHintString = "this is a object that take 4 bytes";
-    private final String mFilename = "random.jpg";
-    private final String mMimetype = "image/jpeg";
-    private final int mDirection = BluetoothShare.DIRECTION_INBOUND;
-    private final String mDestination = "01:23:45:67:89:AB";
-    private final int mVisibility = BluetoothShare.VISIBILITY_VISIBLE;
-    private final int mConfirm = BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED;
-    private final int mStatus = BluetoothShare.STATUS_PENDING;
-    private final int mTotalBytes = 1023;
-    private final int mCurrentBytes = 42;
-    private final int mTimestamp = 123456789;
-    private final boolean mMediaScanned = false;
-
     BluetoothOppBatch mBluetoothOppBatch;
     BluetoothOppTransfer mTransfer;
     BluetoothOppTransfer.EventHandler mEventHandler;
@@ -116,19 +102,19 @@ public class BluetoothOppTransferTest {
         mInitShareInfo =
                 new BluetoothOppShareInfo(
                         8765,
-                        mUri,
-                        mHintString,
-                        mFilename,
-                        mMimetype,
-                        mDirection,
-                        mDestination,
-                        mVisibility,
-                        mConfirm,
-                        mStatus,
-                        mTotalBytes,
-                        mCurrentBytes,
-                        mTimestamp,
-                        mMediaScanned);
+                        Uri.parse("file://Idontknow/Justmadeitup"),
+                        "this is a object that take 4 bytes",
+                        "random.jpg",
+                        "image/jpeg",
+                        BluetoothShare.DIRECTION_INBOUND,
+                        "01:23:45:67:89:AB",
+                        BluetoothShare.VISIBILITY_VISIBLE,
+                        BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED,
+                        BluetoothShare.STATUS_PENDING,
+                        1023,
+                        42,
+                        123456789,
+                        false);
         mBluetoothOppBatch = new BluetoothOppBatch(mContext, mInitShareInfo);
         mTransfer = new BluetoothOppTransfer(mContext, mBluetoothOppBatch, mSession);
         mEventHandler = mTransfer.new EventHandler(Looper.getMainLooper());
@@ -144,19 +130,19 @@ public class BluetoothOppTransferTest {
         BluetoothOppShareInfo newShareInfo =
                 new BluetoothOppShareInfo(
                         1,
-                        mUri,
-                        mHintString,
-                        mFilename,
-                        mMimetype,
+                        Uri.parse("file://Idontknow/Justmadeitup"),
+                        "this is a object that take 4 bytes",
+                        "random.jpg",
+                        "image/jpeg",
                         BluetoothShare.DIRECTION_INBOUND,
-                        mDestination,
-                        mVisibility,
+                        "01:23:45:67:89:AB",
+                        BluetoothShare.VISIBILITY_VISIBLE,
                         BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED,
-                        mStatus,
-                        mTotalBytes,
-                        mCurrentBytes,
-                        mTimestamp,
-                        mMediaScanned);
+                        BluetoothShare.STATUS_PENDING,
+                        1023,
+                        42,
+                        123456789,
+                        false);
 
         doAnswer(
                         invocation -> {
@@ -238,19 +224,19 @@ public class BluetoothOppTransferTest {
         mInitShareInfo =
                 new BluetoothOppShareInfo(
                         123,
-                        mUri,
-                        mHintString,
-                        mFilename,
-                        mMimetype,
+                        Uri.parse("file://Idontknow/Justmadeitup"),
+                        "this is a object that take 4 bytes",
+                        "random.jpg",
+                        "image/jpeg",
                         BluetoothShare.DIRECTION_OUTBOUND,
-                        mDestination,
-                        mVisibility,
-                        mConfirm,
-                        mStatus,
-                        mTotalBytes,
-                        mCurrentBytes,
-                        mTimestamp,
-                        mMediaScanned);
+                        "01:23:45:67:89:AB",
+                        BluetoothShare.VISIBILITY_VISIBLE,
+                        BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED,
+                        BluetoothShare.STATUS_PENDING,
+                        1023,
+                        42,
+                        123456789,
+                        false);
         mBluetoothOppBatch = new BluetoothOppBatch(mContext, mInitShareInfo);
         mTransfer = new BluetoothOppTransfer(mContext, mBluetoothOppBatch, mSession);
         mEventHandler = mTransfer.new EventHandler(Looper.getMainLooper());
@@ -286,19 +272,19 @@ public class BluetoothOppTransferTest {
         mInitShareInfo =
                 new BluetoothOppShareInfo(
                         123,
-                        mUri,
-                        mHintString,
-                        mFilename,
-                        mMimetype,
+                        Uri.parse("file://Idontknow/Justmadeitup"),
+                        "this is a object that take 4 bytes",
+                        "random.jpg",
+                        "image/jpeg",
                         BluetoothShare.DIRECTION_OUTBOUND,
-                        mDestination,
-                        mVisibility,
-                        mConfirm,
-                        mStatus,
-                        mTotalBytes,
-                        mCurrentBytes,
-                        mTimestamp,
-                        mMediaScanned);
+                        "01:23:45:67:89:AB",
+                        BluetoothShare.VISIBILITY_VISIBLE,
+                        BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED,
+                        BluetoothShare.STATUS_PENDING,
+                        1023,
+                        42,
+                        123456789,
+                        false);
         mBluetoothOppBatch = new BluetoothOppBatch(mContext, mInitShareInfo);
         mTransfer = new BluetoothOppTransfer(mContext, mBluetoothOppBatch, mSession);
         mEventHandler = mTransfer.new EventHandler(Looper.getMainLooper());
@@ -318,19 +304,19 @@ public class BluetoothOppTransferTest {
         BluetoothOppShareInfo newInfo =
                 new BluetoothOppShareInfo(
                         321,
-                        mUri,
-                        mHintString,
-                        mFilename,
-                        mMimetype,
-                        mDirection,
-                        mDestination,
-                        mVisibility,
-                        mConfirm,
-                        mStatus,
-                        mTotalBytes,
-                        mCurrentBytes,
-                        mTimestamp,
-                        mMediaScanned);
+                        Uri.parse("file://Idontknow/Justmadeitup"),
+                        "this is a object that take 4 bytes",
+                        "random.jpg",
+                        "image/jpeg",
+                        BluetoothShare.DIRECTION_INBOUND,
+                        "01:23:45:67:89:AB",
+                        BluetoothShare.VISIBILITY_VISIBLE,
+                        BluetoothShare.USER_CONFIRMATION_AUTO_CONFIRMED,
+                        BluetoothShare.STATUS_PENDING,
+                        1023,
+                        42,
+                        123456789,
+                        false);
         // Adding new info will assign value to mCurrentShare
         mBluetoothOppBatch.addShare(newInfo);
         mEventHandler.handleMessage(message);
@@ -387,7 +373,7 @@ public class BluetoothOppTransferTest {
                         .getTargetContext()
                         .getSystemService(BluetoothManager.class)
                         .getAdapter()
-                        .getRemoteDevice(mDestination);
+                        .getRemoteDevice("01:23:45:67:89:AB");
         BluetoothOppTransfer transfer = new BluetoothOppTransfer(mContext, mBluetoothOppBatch);
         transfer.mCurrentShare = mInitShareInfo;
         transfer.mCurrentShare.mConfirm = BluetoothShare.USER_CONFIRMATION_PENDING;
@@ -410,7 +396,7 @@ public class BluetoothOppTransferTest {
                         .getTargetContext()
                         .getSystemService(BluetoothManager.class)
                         .getAdapter()
-                        .getRemoteDevice(mDestination);
+                        .getRemoteDevice("01:23:45:67:89:AB");
 
         BluetoothOppTransfer transfer = new BluetoothOppTransfer(mContext, mBluetoothOppBatch);
         transfer.mCurrentShare = mInitShareInfo;