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/*
* 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.net;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;
import com.android.internal.util.Preconditions;
import java.util.Objects;
/**
* A {@link NetworkSpecifier} used to identify ethernet interfaces.
*
* @see EthernetManager
* @hide
*/
@SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
public final class EthernetNetworkSpecifier extends NetworkSpecifier implements Parcelable {
/**
* Name of the network interface.
*/
@NonNull
private final String mInterfaceName;
/**
* Create a new EthernetNetworkSpecifier.
* @param interfaceName Name of the ethernet interface the specifier refers to.
*/
public EthernetNetworkSpecifier(@NonNull String interfaceName) {
Preconditions.checkStringNotEmpty(interfaceName);
mInterfaceName = interfaceName;
}
/**
* Get the name of the ethernet interface the specifier refers to.
*/
@Nullable
public String getInterfaceName() {
// This may be null in the future to support specifiers based on data other than the
// interface name.
return mInterfaceName;
}
@Override
public boolean canBeSatisfiedBy(@Nullable NetworkSpecifier other) {
return equals(other);
}
@Override
public boolean equals(@Nullable Object o) {
if (!(o instanceof EthernetNetworkSpecifier)) return false;
return TextUtils.equals(mInterfaceName, ((EthernetNetworkSpecifier) o).mInterfaceName);
}
@Override
public int hashCode() {
return Objects.hashCode(mInterfaceName);
}
@Override
public String toString() {
return "EthernetNetworkSpecifier (" + mInterfaceName + ")";
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(@NonNull Parcel dest, int flags) {
dest.writeString(mInterfaceName);
}
public static final @NonNull Parcelable.Creator<EthernetNetworkSpecifier> CREATOR =
new Parcelable.Creator<EthernetNetworkSpecifier>() {
public EthernetNetworkSpecifier createFromParcel(Parcel in) {
return new EthernetNetworkSpecifier(in.readString());
}
public EthernetNetworkSpecifier[] newArray(int size) {
return new EthernetNetworkSpecifier[size];
}
};
}
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