b498d2cf84
I've never seen the NPE happen and only happened to notice this by chance. Let's fix the code. Change-Id: If458646229f9cadcd6c15779348133f382fde783
44 lines
1.3 KiB
Java
44 lines
1.3 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.util;
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import java.util.Arrays;
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import java.util.Objects;
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public class Pair<T1, T2> {
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public final T1 mFirst;
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public final T2 mSecond;
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public Pair(final T1 first, final T2 second) {
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mFirst = first;
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mSecond = second;
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}
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@Override
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public int hashCode() {
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return (mFirst == null ? 0 : mFirst.hashCode())
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^ (mSecond == null ? 0 : mSecond.hashCode());
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}
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@Override
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public boolean equals(Object o) {
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if (o == this) return true;
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if (!(o instanceof Pair)) return false;
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Pair<?, ?> p = (Pair<?, ?>)o;
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return Objects.equals(mFirst, p.mFirst) && Objects.equals(mSecond, p.mSecond);
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}
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}
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