43 lines
1.7 KiB
Java
43 lines
1.7 KiB
Java
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/*
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* Copyright (C) 2019 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.app;
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import android.annotation.NonNull;
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import android.content.pm.ApplicationInfo;
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/**
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* This is the interface to be implemented for the class that is specified by the
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* {@link android.R.styleable#AndroidManifestApplication_zygotePreloadName
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* android:zygotePreloadName} of the <application> tag.
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*
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* It is responsible for preloading application code and data, that will be shared by all
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* isolated services that have the
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* {@link android.R.styleable#AndroidManifestService_useAppZygote android:useAppZygote} attribute
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* of the <service> tag set to <code>true</code>.
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*
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* Note that implementations of this class must provide a default constructor with no arguments.
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*/
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public interface ZygotePreload {
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/**
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* This method is called once every time the Application Zygote is started. It is normally
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* started the first time an isolated service that uses it is started. The Application Zygote
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* will be stopped when all isolated services that use it are stopped.
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*
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* @param appInfo The ApplicationInfo object belonging to the application
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*/
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void doPreload(@NonNull ApplicationInfo appInfo);
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}
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