1 files changed, 35 insertions, 0 deletions
diff --git a/java/com/android/dialer/common/cp2/DirectoryUtils.java b/java/com/android/dialer/common/cp2/DirectoryUtils.java
new file mode 100644
index 000000000..fa5a226e6
--- /dev/null
+++ b/java/com/android/dialer/common/cp2/DirectoryUtils.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.dialer.common.cp2;
+
+import android.provider.ContactsContract.Directory;
+
+/** Utilities for {@link Directory}. */
+public class DirectoryUtils {
+
+  /** Returns true if the given ID belongs to an invisible directory. */
+  public static boolean isInvisibleDirectoryId(long directoryId) {
+    return directoryId == Directory.LOCAL_INVISIBLE
+        || directoryId == Directory.ENTERPRISE_LOCAL_INVISIBLE;
+  }
+
+  /** Returns true if the given ID belongs to a local enterprise directory. */
+  public static boolean isLocalEnterpriseDirectoryId(long directoryId) {
+    return Directory.isEnterpriseDirectoryId(directoryId)
+        && !Directory.isRemoteDirectoryId(directoryId);
+  }
+}