Copy of SuggestionCursorProvider.java for tracking git history of conversion

Test: manual - opening both .java and .kt files shows that they are identical.
Change-Id: Ifb3e12fcfff0f08554cbaa73a5fd3f75545af569
diff --git a/src/com/android/quicksearchbox/SuggestionCursorProvider.kt b/src/com/android/quicksearchbox/SuggestionCursorProvider.kt
new file mode 100644
index 0000000..23109cd
--- /dev/null
+++ b/src/com/android/quicksearchbox/SuggestionCursorProvider.kt
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2009 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.quicksearchbox;
+
+
+/**
+ * Interface for objects that can produce a SuggestionCursor given a query.
+ */
+public interface SuggestionCursorProvider<C extends SuggestionCursor> {
+
+    /**
+     * Gets the name of the provider. This is used for logging and
+     * to execute tasks on the queue for the provider.
+     */
+    String getName();
+
+    /**
+     * Gets suggestions from the provider.
+     *
+     * @param query The user query.
+     * @param queryLimit An advisory maximum number of results that the source should return.
+     * @return The suggestion results. Must not be {@code null}.
+     */
+    C getSuggestions(String query, int queryLimit);
+}