65 lines
2.0 KiB
Java
65 lines
2.0 KiB
Java
/*
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* Copyright (C) 2006 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.view;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.os.Build;
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/**
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* An instance of this class represents a connection to the surface
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* flinger, from which you can create one or more Surface instances that will
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* be composited to the screen.
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* {@hide}
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*/
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public final class SurfaceSession {
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// Note: This field is accessed by native code.
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@UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
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private long mNativeClient; // SurfaceComposerClient*
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private static native long nativeCreate();
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private static native void nativeDestroy(long ptr);
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/** Create a new connection with the surface flinger. */
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@UnsupportedAppUsage
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public SurfaceSession() {
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mNativeClient = nativeCreate();
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}
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/* no user serviceable parts here ... */
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@Override
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protected void finalize() throws Throwable {
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try {
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kill();
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} finally {
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super.finalize();
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}
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}
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/**
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* Remove the reference to the native Session object. The native object may still exist if
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* there are other references to it, but it cannot be accessed from this Java object anymore.
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*/
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@UnsupportedAppUsage
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public void kill() {
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if (mNativeClient != 0) {
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nativeDestroy(mNativeClient);
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mNativeClient = 0;
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}
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}
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}
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