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ShadowBackdropFrameRenderer.java
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ShadowBackdropFrameRenderer.java
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package org.robolectric.shadows;
import static android.os.Build.VERSION_CODES.S;
import static org.robolectric.util.reflector.Reflector.reflector;
import android.os.Looper;
import android.view.Choreographer;
import android.view.ThreadedRenderer;
import com.android.internal.policy.BackdropFrameRenderer;
import org.robolectric.annotation.Implementation;
import org.robolectric.annotation.Implements;
import org.robolectric.annotation.RealObject;
import org.robolectric.util.reflector.Accessor;
import org.robolectric.util.reflector.Direct;
import org.robolectric.util.reflector.ForType;
/** Shadow for {@link BackdropFrameRenderer} */
@Implements(value = BackdropFrameRenderer.class, minSdk = S, isInAndroidSdk = false)
public class ShadowBackdropFrameRenderer {
// Updated to the real value in the generated Shadow constructor
@RealObject private final BackdropFrameRenderer realBackdropFrameRenderer = null;
@Implementation
protected void run() {
try {
Looper.prepare();
synchronized (realBackdropFrameRenderer) {
ThreadedRenderer renderer =
reflector(BackdropFrameRendererReflector.class, realBackdropFrameRenderer)
.getRenderer();
if (renderer == null) {
// This can happen if 'releaseRenderer' is called immediately after 'start'.
return;
}
reflector(BackdropFrameRendererReflector.class, realBackdropFrameRenderer)
.setChoreographer(Choreographer.getInstance());
}
Looper.loop();
} finally {
reflector(BackdropFrameRendererReflector.class, realBackdropFrameRenderer).releaseRenderer();
}
synchronized (realBackdropFrameRenderer) {
reflector(BackdropFrameRendererReflector.class, realBackdropFrameRenderer)
.setChoreographer(null);
Choreographer.releaseInstance();
}
}
@ForType(BackdropFrameRenderer.class)
interface BackdropFrameRendererReflector {
@Direct
void releaseRenderer();
@Accessor("mRenderer")
ThreadedRenderer getRenderer();
@Accessor("mChoreographer")
void setChoreographer(Choreographer c);
@Accessor("mChoreographer")
Choreographer getChoreographer();
}
}