48 lines
1.4 KiB
Java
48 lines
1.4 KiB
Java
/*
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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.os;
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import android.annotation.NonNull;
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import com.android.internal.util.Preconditions;
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import java.util.concurrent.Executor;
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import java.util.concurrent.RejectedExecutionException;
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/**
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* An adapter {@link Executor} that posts all executed tasks onto the given
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* {@link Handler}.
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*
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* @hide
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*/
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// Exported to Mainline modules; cannot use annotations
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// @android.ravenwood.annotation.RavenwoodKeepWholeClass
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public class HandlerExecutor implements Executor {
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private final Handler mHandler;
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public HandlerExecutor(@NonNull Handler handler) {
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mHandler = Preconditions.checkNotNull(handler);
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}
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@Override
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public void execute(Runnable command) {
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if (!mHandler.post(command)) {
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throw new RejectedExecutionException(mHandler + " is shutting down");
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}
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}
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}
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