1 files changed, 123 insertions, 0 deletions
diff --git a/core/src/main/java/com/android/volley/toolbox/Volley.java b/core/src/main/java/com/android/volley/toolbox/Volley.java
new file mode 100644
index 0000000..6ab34bb
--- /dev/null
+++ b/core/src/main/java/com/android/volley/toolbox/Volley.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2012 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.volley.toolbox;
+
+import android.content.Context;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.net.http.AndroidHttpClient;
+import android.os.Build;
+import androidx.annotation.NonNull;
+import com.android.volley.Network;
+import com.android.volley.RequestQueue;
+import java.io.File;
+
+public class Volley {
+
+    /** Default on-disk cache directory. */
+    private static final String DEFAULT_CACHE_DIR = "volley";
+
+    /**
+     * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it.
+     *
+     * @param context A {@link Context} to use for creating the cache dir.
+     * @param stack A {@link BaseHttpStack} to use for the network, or null for default.
+     * @return A started {@link RequestQueue} instance.
+     */
+    @NonNull
+    public static RequestQueue newRequestQueue(Context context, BaseHttpStack stack) {
+        BasicNetwork network;
+        if (stack == null) {
+            if (Build.VERSION.SDK_INT >= 9) {
+                network = new BasicNetwork(new HurlStack());
+            } else {
+                // Prior to Gingerbread, HttpUrlConnection was unreliable.
+                // See: http://android-developers.blogspot.com/2011/09/androids-http-clients.html
+                // At some point in the future we'll move our minSdkVersion past Froyo and can
+                // delete this fallback (along with all Apache HTTP code).
+                String userAgent = "volley/0";
+                try {
+                    String packageName = context.getPackageName();
+                    PackageInfo info =
+                            context.getPackageManager().getPackageInfo(packageName, /* flags= */ 0);
+                    userAgent = packageName + "/" + info.versionCode;
+                } catch (NameNotFoundException e) {
+                }
+
+                network =
+                        new BasicNetwork(
+                                new HttpClientStack(AndroidHttpClient.newInstance(userAgent)));
+            }
+        } else {
+            network = new BasicNetwork(stack);
+        }
+
+        return newRequestQueue(context, network);
+    }
+
+    /**
+     * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it.
+     *
+     * @param context A {@link Context} to use for creating the cache dir.
+     * @param stack An {@link HttpStack} to use for the network, or null for default.
+     * @return A started {@link RequestQueue} instance.
+     * @deprecated Use {@link #newRequestQueue(Context, BaseHttpStack)} instead to avoid depending
+     *     on Apache HTTP. This method may be removed in a future release of Volley.
+     */
+    @Deprecated
+    @SuppressWarnings("deprecation")
+    @NonNull
+    public static RequestQueue newRequestQueue(Context context, HttpStack stack) {
+        if (stack == null) {
+            return newRequestQueue(context, (BaseHttpStack) null);
+        }
+        return newRequestQueue(context, new BasicNetwork(stack));
+    }
+
+    @NonNull
+    private static RequestQueue newRequestQueue(Context context, Network network) {
+        final Context appContext = context.getApplicationContext();
+        // Use a lazy supplier for the cache directory so that newRequestQueue() can be called on
+        // main thread without causing strict mode violation.
+        DiskBasedCache.FileSupplier cacheSupplier =
+                new DiskBasedCache.FileSupplier() {
+                    private File cacheDir = null;
+
+                    @Override
+                    public File get() {
+                        if (cacheDir == null) {
+                            cacheDir = new File(appContext.getCacheDir(), DEFAULT_CACHE_DIR);
+                        }
+                        return cacheDir;
+                    }
+                };
+        RequestQueue queue = new RequestQueue(new DiskBasedCache(cacheSupplier), network);
+        queue.start();
+        return queue;
+    }
+
+    /**
+     * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it.
+     *
+     * @param context A {@link Context} to use for creating the cache dir.
+     * @return A started {@link RequestQueue} instance.
+     */
+    @NonNull
+    public static RequestQueue newRequestQueue(Context context) {
+        return newRequestQueue(context, (BaseHttpStack) null);
+    }
+}