1 files changed, 40 insertions, 0 deletions
diff --git a/java/com/android/dialer/phonenumbercache/PhoneLookupUtil.java b/java/com/android/dialer/phonenumbercache/PhoneLookupUtil.java
new file mode 100644
index 000000000..74175e8ba
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+++ b/java/com/android/dialer/phonenumbercache/PhoneLookupUtil.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2016 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.phonenumbercache;
+
+import android.net.Uri;
+import android.os.Build.VERSION;
+import android.os.Build.VERSION_CODES;
+import android.provider.ContactsContract;
+import android.provider.ContactsContract.PhoneLookup;
+
+public final class PhoneLookupUtil {
+
+  private PhoneLookupUtil() {}
+
+  /** @return the column name that stores contact id for phone lookup query. */
+  public static String getContactIdColumnNameForUri(Uri phoneLookupUri) {
+    if (VERSION.SDK_INT >= VERSION_CODES.N) {
+      return PhoneLookup.CONTACT_ID;
+    }
+    // In pre-N, contact id is stored in {@link PhoneLookup#_ID} in non-sip query.
+    boolean isSip =
+        phoneLookupUri.getBooleanQueryParameter(
+            ContactsContract.PhoneLookup.QUERY_PARAMETER_SIP_ADDRESS, false);
+    return (isSip) ? PhoneLookup.CONTACT_ID : ContactsContract.PhoneLookup._ID;
+  }
+}