1 files changed, 62 insertions, 0 deletions
diff --git a/src/com/android/dialer/lookup/ForwardLookup.java b/src/com/android/dialer/lookup/ForwardLookup.java
new file mode 100644
index 000000000..d67d00094
--- /dev/null
+++ b/src/com/android/dialer/lookup/ForwardLookup.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2014 Xiao-Long Chen <chillermillerlong@hotmail.com>
+ *
+ * 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.lookup;
+
+import com.android.dialer.calllog.ContactInfo;
+import com.android.dialer.lookup.google.GoogleForwardLookup;
+import com.android.dialer.lookup.openstreetmap.OpenStreetMapForwardLookup;
+
+import android.content.Context;
+import android.location.Location;
+import android.util.Log;
+
+public abstract class ForwardLookup {
+    private static final String TAG = ForwardLookup.class.getSimpleName();
+
+    private static ForwardLookup INSTANCE = null;
+
+    public static ForwardLookup getInstance(Context context) {
+        String provider = LookupSettings.getForwardLookupProvider(context);
+
+        if (INSTANCE == null || !isInstance(provider)) {
+            Log.d(TAG, "Chosen forward lookup provider: " + provider);
+
+            if (provider.equals(LookupSettings.FLP_GOOGLE)) {
+                INSTANCE = new GoogleForwardLookup(context);
+            } else if (provider.equals(LookupSettings.FLP_OPENSTREETMAP)) {
+                INSTANCE = new OpenStreetMapForwardLookup(context);
+            }
+        }
+
+        return INSTANCE;
+    }
+
+    private static boolean isInstance(String provider) {
+        if (provider.equals(LookupSettings.FLP_GOOGLE)
+                && INSTANCE instanceof GoogleForwardLookup) {
+            return true;
+        } else if (provider.equals(LookupSettings.FLP_OPENSTREETMAP)
+                && INSTANCE instanceof OpenStreetMapForwardLookup) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public abstract ContactInfo[] lookup(Context context,
+            String filter, Location lastLocation);
+}