common/networkstackclient/src/android/net/shared/IpConfigurationParcelableUtil.java

/*
 * Copyright (C) 2020 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.shared;

import android.annotation.Nullable;
import android.net.InetAddresses;

import java.net.InetAddress;

/**
 * Collection of utility methods to convert to and from stable AIDL parcelables for IpClient
 * configuration classes.
 * @hide
 */
public final class IpConfigurationParcelableUtil {

    /**
     * Convert InetAddress to String.
     * TODO: have an InetAddressParcelable
     */
    public static String parcelAddress(@Nullable InetAddress addr) {
        if (addr == null) return null;
        return addr.getHostAddress();
    }

    /**
     * Convert String to InetAddress.
     * TODO: have an InetAddressParcelable
     */
    public static InetAddress unparcelAddress(@Nullable String addr) {
        if (addr == null) return null;
        return InetAddresses.parseNumericAddress(addr);
    }
}