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diff --git a/common/src/com/android/tv/common/util/CommonUtils.java b/common/src/com/android/tv/common/util/CommonUtils.java
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+++ b/common/src/com/android/tv/common/util/CommonUtils.java
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+/*
+ * Copyright 2015 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.common.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.media.tv.TvInputInfo;
+import android.os.Build;
+import android.util.ArraySet;
+import android.util.Log;
+import com.android.tv.common.BuildConfig;
+import com.android.tv.common.CommonConstants;
+import com.android.tv.common.actions.InputSetupActionUtils;
+import com.android.tv.common.experiments.Experiments;
+import java.io.File;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+import java.util.Set;
+
+/** Util class for common use in TV app and inputs. */
+@SuppressWarnings("AndroidApiChecker") // TODO(b/32513850) remove when error prone is updated
+public final class CommonUtils {
+    private static final String TAG = "CommonUtils";
+    private static final ThreadLocal<SimpleDateFormat> ISO_8601 =
+            new ThreadLocal() {
+                private final SimpleDateFormat value =
+                        new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ", Locale.US);
+
+                @Override
+                protected SimpleDateFormat initialValue() {
+                    return value;
+                }
+            };
+    // Hardcoded list for known bundled inputs not written by OEM/SOCs.
+    // Bundled (system) inputs not in the list will get the high priority
+    // so they and their channels come first in the UI.
+    private static final Set<String> BUNDLED_PACKAGE_SET = new ArraySet<>();
+
+    static {
+        BUNDLED_PACKAGE_SET.add("com.android.tv");
+    }
+
+    private static Boolean sRunningInTest;
+
+    private CommonUtils() {}
+
+    /**
+     * Returns an intent to start the setup activity for the TV input using {@link
+     * InputSetupActionUtils#INTENT_ACTION_INPUT_SETUP}.
+     */
+    public static Intent createSetupIntent(Intent originalSetupIntent, String inputId) {
+        if (originalSetupIntent == null) {
+            return null;
+        }
+        Intent setupIntent = new Intent(originalSetupIntent);
+        if (!InputSetupActionUtils.hasInputSetupAction(originalSetupIntent)) {
+            Intent intentContainer = new Intent(InputSetupActionUtils.INTENT_ACTION_INPUT_SETUP);
+            intentContainer.putExtra(InputSetupActionUtils.EXTRA_SETUP_INTENT, originalSetupIntent);
+            intentContainer.putExtra(InputSetupActionUtils.EXTRA_INPUT_ID, inputId);
+            setupIntent = intentContainer;
+        }
+        return setupIntent;
+    }
+
+    /**
+     * Returns an intent to start the setup activity for this TV input using {@link
+     * InputSetupActionUtils#INTENT_ACTION_INPUT_SETUP}.
+     */
+    public static Intent createSetupIntent(TvInputInfo input) {
+        return createSetupIntent(input.createSetupIntent(), input.getId());
+    }
+
+    /**
+     * Checks if this application is running in tests.
+     *
+     * <p>{@link android.app.ActivityManager#isRunningInTestHarness} doesn't return {@code true} for
+     * the usual devices even the application is running in tests. We need to figure it out by
+     * checking whether the class in tv-tests-common module can be loaded or not.
+     */
+    public static synchronized boolean isRunningInTest() {
+        if (sRunningInTest == null) {
+            try {
+                Class.forName("com.android.tv.testing.utils.Utils");
+                Log.i(
+                        TAG,
+                        "Assumed to be running in a test because"
+                                + " com.android.tv.testing.utils.Utils is found");
+                sRunningInTest = true;
+            } catch (ClassNotFoundException e) {
+                sRunningInTest = false;
+            }
+        }
+        return sRunningInTest;
+    }
+
+    /** Checks whether a given package is in our bundled package set. */
+    public static boolean isInBundledPackageSet(String packageName) {
+        return BUNDLED_PACKAGE_SET.contains(packageName);
+    }
+
+    /** Checks whether a given input is a bundled input. */
+    public static boolean isBundledInput(String inputId) {
+        for (String prefix : BUNDLED_PACKAGE_SET) {
+            if (inputId.startsWith(prefix + "/")) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /** Returns true if the application is packaged with Live TV. */
+    public static boolean isPackagedWithLiveChannels(Context context) {
+        return (CommonConstants.BASE_PACKAGE.equals(context.getPackageName()));
+    }
+
+    /** Returns true if the current user is a developer. */
+    public static boolean isDeveloper() {
+        return BuildConfig.ENG || Experiments.ENABLE_DEVELOPER_FEATURES.get();
+    }
+
+    /** Converts time in milliseconds to a ISO 8061 string. */
+    public static String toIsoDateTimeString(long timeMillis) {
+        return ISO_8601.get().format(new Date(timeMillis));
+    }
+
+    /** Deletes a file or a directory. */
+    public static void deleteDirOrFile(File fileOrDirectory) {
+        if (fileOrDirectory.isDirectory()) {
+            for (File child : fileOrDirectory.listFiles()) {
+                deleteDirOrFile(child);
+            }
+        }
+        fileOrDirectory.delete();
+    }
+
+    public static boolean isRoboTest() {
+        return "robolectric".equals(Build.FINGERPRINT);
+    }
+}