1 files changed, 79 insertions, 0 deletions
diff --git a/media/apex/java/android/media/Media2Utils.java b/media/apex/java/android/media/Media2Utils.java
new file mode 100644
index 000000000000..5fd61915b4aa
--- /dev/null
+++ b/media/apex/java/android/media/Media2Utils.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2018 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 android.media;
+
+import android.util.Log;
+
+import java.net.CookieHandler;
+import java.net.CookieManager;
+import java.net.CookieStore;
+import java.net.HttpCookie;
+import java.util.List;
+
+/** @hide */
+public class Media2Utils {
+    private static final String TAG = "Media2Utils";
+
+    private Media2Utils() {
+    }
+
+    /**
+     * Ensures that an expression checking an argument is true.
+     *
+     * @param expression the expression to check
+     * @param errorMessage the exception message to use if the check fails; will
+     *     be converted to a string using {@link String#valueOf(Object)}
+     * @throws IllegalArgumentException if {@code expression} is false
+     */
+    public static void checkArgument(boolean expression, String errorMessage) {
+        if (!expression) {
+            throw new IllegalArgumentException(errorMessage);
+        }
+    }
+
+    public static synchronized void storeCookies(List<HttpCookie> cookies) {
+        CookieHandler cookieHandler = CookieHandler.getDefault();
+        if (cookieHandler == null) {
+            cookieHandler = new CookieManager();
+            CookieHandler.setDefault(cookieHandler);
+            Log.v(TAG, "storeCookies: CookieManager created: " + cookieHandler);
+        } else {
+            Log.v(TAG, "storeCookies: CookieHandler (" + cookieHandler + ") exists.");
+        }
+
+        if (cookies != null) {
+            if (cookieHandler instanceof CookieManager) {
+                CookieManager cookieManager = (CookieManager)cookieHandler;
+                CookieStore store = cookieManager.getCookieStore();
+                for (HttpCookie cookie : cookies) {
+                    try {
+                        store.add(null, cookie);
+                    } catch (Exception e) {
+                        Log.v(TAG, "storeCookies: CookieStore.add" + cookie, e);
+                    }
+                }
+            } else {
+                Log.w(TAG, "storeCookies: The installed CookieHandler is not a CookieManager."
+                        + " Can’t add the provided cookies to the cookie store.");
+            }
+        }   // cookies
+
+        Log.v(TAG, "storeCookies: cookieHandler: " + cookieHandler + " Cookies: " + cookies);
+
+    }
+
+}