| /* |
| * Copyright (C) 2021 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.telephony; |
| |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.SystemApi; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.Objects; |
| |
| /** |
| * Link Capacity Estimate from the modem |
| * @hide |
| */ |
| @SystemApi |
| public final class LinkCapacityEstimate implements Parcelable { |
| /** A value indicates that the capacity estimate is not available */ |
| public static final int INVALID = -1; |
| |
| /** |
| * LCE for the primary network |
| */ |
| public static final int LCE_TYPE_PRIMARY = 0; |
| |
| /** |
| * LCE for the secondary network |
| */ |
| public static final int LCE_TYPE_SECONDARY = 1; |
| |
| /** |
| * Combined LCE for primary network and secondary network reported by the legacy modem |
| */ |
| public static final int LCE_TYPE_COMBINED = 2; |
| |
| /** @hide */ |
| @IntDef(prefix = { "LCE_TYPE_" }, value = { |
| LCE_TYPE_PRIMARY, |
| LCE_TYPE_SECONDARY, |
| LCE_TYPE_COMBINED, |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface LceType {} |
| |
| private final @LceType int mType; |
| |
| /** Downlink capacity estimate in kbps */ |
| private final int mDownlinkCapacityKbps; |
| |
| /** Uplink capacity estimate in kbps */ |
| private final int mUplinkCapacityKbps; |
| |
| /** |
| * Constructor for link capacity estimate |
| */ |
| public LinkCapacityEstimate(@LceType int type, |
| int downlinkCapacityKbps, int uplinkCapacityKbps) { |
| mDownlinkCapacityKbps = downlinkCapacityKbps; |
| mUplinkCapacityKbps = uplinkCapacityKbps; |
| mType = type; |
| } |
| |
| /** |
| * @hide |
| */ |
| public LinkCapacityEstimate(Parcel in) { |
| mDownlinkCapacityKbps = in.readInt(); |
| mUplinkCapacityKbps = in.readInt(); |
| mType = in.readInt(); |
| } |
| |
| /** |
| * Retrieves the type of LCE |
| * @return The type of link capacity estimate |
| */ |
| public @LceType int getType() { |
| return mType; |
| } |
| |
| /** |
| * Retrieves the downlink bandwidth in Kbps. |
| * This will be {@link #INVALID} if the network is not connected |
| * @return The estimated first hop downstream (network to device) bandwidth. |
| */ |
| public int getDownlinkCapacityKbps() { |
| return mDownlinkCapacityKbps; |
| } |
| |
| /** |
| * Retrieves the uplink bandwidth in Kbps. |
| * This will be {@link #INVALID} if the network is not connected |
| * |
| * @return The estimated first hop upstream (device to network) bandwidth. |
| */ |
| public int getUplinkCapacityKbps() { |
| return mUplinkCapacityKbps; |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder() |
| .append("{mType=") |
| .append(mType) |
| .append(", mDownlinkCapacityKbps=") |
| .append(mDownlinkCapacityKbps) |
| .append(", mUplinkCapacityKbps=") |
| .append(mUplinkCapacityKbps) |
| .append("}") |
| .toString(); |
| } |
| |
| /** |
| * {@link Parcelable#describeContents} |
| */ |
| public int describeContents() { |
| return 0; |
| } |
| |
| /** |
| * {@link Parcelable#writeToParcel} |
| * @hide |
| */ |
| public void writeToParcel(@NonNull Parcel dest, int flags) { |
| dest.writeInt(mDownlinkCapacityKbps); |
| dest.writeInt(mUplinkCapacityKbps); |
| dest.writeInt(mType); |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| if (o == null || !(o instanceof LinkCapacityEstimate) || hashCode() != o.hashCode()) { |
| return false; |
| } |
| |
| if (this == o) { |
| return true; |
| } |
| |
| LinkCapacityEstimate that = (LinkCapacityEstimate) o; |
| return mDownlinkCapacityKbps == that.mDownlinkCapacityKbps |
| && mUplinkCapacityKbps == that.mUplinkCapacityKbps |
| && mType == that.mType; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(mDownlinkCapacityKbps, mUplinkCapacityKbps, mType); |
| } |
| |
| public static final |
| @android.annotation.NonNull Parcelable.Creator<LinkCapacityEstimate> CREATOR = |
| new Parcelable.Creator() { |
| public LinkCapacityEstimate createFromParcel(Parcel in) { |
| return new LinkCapacityEstimate(in); |
| } |
| |
| public LinkCapacityEstimate[] newArray(int size) { |
| return new LinkCapacityEstimate[size]; |
| } |
| }; |
| } |