Merge "Stop using c.a.i.u.Predicate outside test-runner" am: ee2fb3c59e

am: 847df2cafc

Change-Id: I3d5f64b3551df8d5b3af1a18dfd63147fa186df7

legacy-test/src/com/android/internal/util/Predicate.java

@@ -27,6 +27,7 @@ package com.android.internal.util;
  * strongly encouraged to state this fact clearly in their API documentation.
  *
  * @deprecated Use {@code java.util.function.Predicate} instead.
+ *             This must not be used outside frameworks/base/test-runner.
  */
 @Deprecated
 public interface Predicate<T> {

services/tests/servicestests/src/com/android/server/wm/TaskSnapshotPersisterLoaderTest.java

@@ -32,7 +32,6 @@ import android.support.test.filters.MediumTest;
 import android.support.test.runner.AndroidJUnit4;
 import android.util.ArraySet;
 
-import com.android.internal.util.Predicate;
 import com.android.server.wm.TaskSnapshotPersister.RemoveObsoleteFilesQueueItem;
 
 import org.junit.Test;
@@ -200,4 +199,16 @@ public class TaskSnapshotPersisterLoaderTest extends TaskSnapshotPersisterTestBa
                 new File(sFilesDir.getPath() + "/snapshots/2_reduced.jpg")};
         assertTrueForFiles(existsFiles, File::exists, " must exist");
     }
+
+    /**
+     * Private predicate definition.
+     *
+     * This is needed because com.android.internal.util.Predicate is deprecated
+     * and can only be used with classes fron android.test.runner. This cannot
+     * use java.util.function.Predicate because that is not present on all API
+     * versions that this test must run on.
+     */
+    private interface Predicate<T> {
+        boolean apply(T t);
+    }
 }