48 lines
1.4 KiB
Java
48 lines
1.4 KiB
Java
/*
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* Copyright (C) 2021 The Dagger Authors.
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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 dagger.hilt.android.internal;
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import android.app.Application;
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import android.content.Context;
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import android.content.ContextWrapper;
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/**
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* Utility methods for dealing with contexts.
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*/
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public final class Contexts {
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/** Finds the android Application from a context. */
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public static Application getApplication(Context context) {
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if (context instanceof Application) {
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return (Application) context;
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}
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Context unwrapContext = context;
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while (unwrapContext instanceof ContextWrapper) {
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unwrapContext = ((ContextWrapper) unwrapContext).getBaseContext();
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if (unwrapContext instanceof Application) {
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return (Application) unwrapContext;
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}
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}
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throw new IllegalStateException(
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"Could not find an Application in the given context: " + context);
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}
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private Contexts() {}
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}
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