1 files changed, 41 insertions, 0 deletions
diff --git a/tuner/src/com/android/tv/tuner/util/Ints.java b/tuner/src/com/android/tv/tuner/util/Ints.java
new file mode 100644
index 00000000..22c6bbb9
--- /dev/null
+++ b/tuner/src/com/android/tv/tuner/util/Ints.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2017 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.tv.tuner.util;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/** Static utility methods pertaining to int primitives. (Referred Guava's Ints class) */
+public class Ints {
+    private Ints() {}
+
+    public static int[] toArray(List<Integer> integerList) {
+        int[] intArray = new int[integerList.size()];
+        int i = 0;
+        for (Integer data : integerList) {
+            intArray[i++] = data;
+        }
+        return intArray;
+    }
+
+    public static List<Integer> asList(int[] intArray) {
+        List<Integer> integerList = new ArrayList<>(intArray.length);
+        for (int data : intArray) {
+            integerList.add(data);
+        }
+        return integerList;
+    }
+}