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/*
* Copyright (C) 2018 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.util;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import java.util.StringJoiner;
/**
* @hide
*/
public class InterfaceSet {
public final Set<String> ifnames;
public InterfaceSet(String... names) {
final Set<String> nameSet = new HashSet<>();
for (String name : names) {
if (name != null) nameSet.add(name);
}
ifnames = Collections.unmodifiableSet(nameSet);
}
@Override
public String toString() {
final StringJoiner sj = new StringJoiner(",", "[", "]");
for (String ifname : ifnames) sj.add(ifname);
return sj.toString();
}
@Override
public boolean equals(Object obj) {
return obj != null
&& obj instanceof InterfaceSet
&& ifnames.equals(((InterfaceSet) obj).ifnames);
}
}
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