/*
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* Copyright (C) 2017 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.service.autofill;
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import static android.view.autofill.Helper.sDebug;
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import android.annotation.NonNull;
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import android.os.Parcel;
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import android.os.Parcelable;
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import com.android.internal.util.Preconditions;
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/**
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* Validator used to implement a {@code NOT} logical operation.
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*
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* @hide
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*/
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final class NegationValidator extends InternalValidator {
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@NonNull private final InternalValidator mValidator;
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NegationValidator(@NonNull InternalValidator validator) {
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mValidator = Preconditions.checkNotNull(validator);
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}
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@Override
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public boolean isValid(@NonNull ValueFinder finder) {
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return !mValidator.isValid(finder);
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}
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/////////////////////////////////////
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// Object "contract" methods. //
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/////////////////////////////////////
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@Override
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public String toString() {
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if (!sDebug) return super.toString();
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return "NegationValidator: [validator=" + mValidator + "]";
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}
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/////////////////////////////////////
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// Parcelable "contract" methods. //
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/////////////////////////////////////
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(Parcel dest, int flags) {
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dest.writeParcelable(mValidator, flags);
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}
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public static final @android.annotation.NonNull Parcelable.Creator<NegationValidator> CREATOR =
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new Parcelable.Creator<NegationValidator>() {
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@Override
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public NegationValidator createFromParcel(Parcel parcel) {
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return new NegationValidator(parcel.readParcelable(null));
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}
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@Override
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public NegationValidator[] newArray(int size) {
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return new NegationValidator[size];
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}
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};
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}
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