1 files changed, 57 insertions, 0 deletions
diff --git a/java/com/android/dialer/about/LicenseLoader.java b/java/com/android/dialer/about/LicenseLoader.java
new file mode 100644
index 000000000..50d6834d9
--- /dev/null
+++ b/java/com/android/dialer/about/LicenseLoader.java
@@ -0,0 +1,57 @@
+/*
+ * 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.dialer.about;
+
+import android.content.Context;
+import android.support.v4.content.AsyncTaskLoader;
+import java.util.List;
+
+/** {@link AsyncTaskLoader} to load the list of licenses for the license menu activity. */
+final class LicenseLoader extends AsyncTaskLoader<List<License>> {
+
+  private List<License> licenses;
+
+  LicenseLoader(Context context) {
+    // This must only pass the application context to avoid leaking a pointer to the Activity.
+    super(context.getApplicationContext());
+  }
+
+  @Override
+  public List<License> loadInBackground() {
+    return Licenses.getLicenses(getContext());
+  }
+
+  @Override
+  public void deliverResult(List<License> licenses) {
+    this.licenses = licenses;
+    super.deliverResult(licenses);
+  }
+
+  @Override
+  protected void onStartLoading() {
+    if (licenses != null) {
+      deliverResult(licenses);
+    } else {
+      forceLoad();
+    }
+  }
+
+  @Override
+  protected void onStopLoading() {
+    cancelLoad();
+  }
+}