Add NetworkRequest to the multinetwork API

bug:13885501
Change-Id: I7b9a01aadf26b6ff104d088b6e283c838ec4dfac

core/java/android/net/NetworkRequest.java

@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2014 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.net;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * @hide
+ */
+public class NetworkRequest implements Parcelable {
+    public final NetworkCapabilities networkCapabilities;
+    public final int requestId;
+    public final boolean legacy;
+    private static final AtomicInteger sRequestId = new AtomicInteger();
+
+    public NetworkRequest(NetworkCapabilities nc) {
+        this(nc, false, sRequestId.incrementAndGet());
+    }
+
+    public NetworkRequest(NetworkCapabilities nc, boolean legacy) {
+        this(nc, legacy, sRequestId.incrementAndGet());
+    }
+
+    private NetworkRequest(NetworkCapabilities nc, boolean legacy, int rId) {
+        requestId = rId;
+        networkCapabilities = nc;
+        this.legacy = legacy;
+    }
+
+    // implement the Parcelable interface
+    public int describeContents() {
+        return 0;
+    }
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeParcelable(networkCapabilities, flags);
+        dest.writeInt(legacy ? 1 : 0);
+        dest.writeInt(requestId);
+    }
+    public static final Creator<NetworkRequest> CREATOR =
+        new Creator<NetworkRequest>() {
+            public NetworkRequest createFromParcel(Parcel in) {
+                NetworkCapabilities nc = (NetworkCapabilities)in.readParcelable(null);
+                boolean legacy = (in.readInt() == 1);
+                int requestId = in.readInt();
+                return new NetworkRequest(nc, legacy, requestId);
+            }
+            public NetworkRequest[] newArray(int size) {
+                return new NetworkRequest[size];
+            }
+        };
+
+    public String toString() {
+        return "NetworkRequest [ id=" + requestId + ", legacy=" + legacy + ", " +
+                networkCapabilities.toString() + " ]";
+    }
+
+    public boolean equals(Object obj) {
+        if (obj instanceof NetworkRequest == false) return false;
+        NetworkRequest that = (NetworkRequest)obj;
+        return (that.legacy == this.legacy &&
+                that.requestId == this.requestId &&
+                ((that.networkCapabilities == null && this.networkCapabilities == null) ||
+                 (that.networkCapabilities != null &&
+                  that.networkCapabilities.equals(this.networkCapabilities))));
+    }
+
+    public int hashCode() {
+        return requestId + (legacy ? 1013 : 2026) + (networkCapabilities.hashCode() * 1051);
+    }
+}