Remove RemoteSurfaceTrace functionality. (7ea0cc48) · Commits · e / os / android_frameworks_base

core/java/android/view/IWindowManager.aidl

+0 −7

Original line number	Diff line number	Diff line
		@@ -185,13 +185,6 @@ interface IWindowManager
		*/
		void setScreenCaptureDisabled(int userId, boolean disabled);

		/**
		* Testing and debugging infrastructure for writing surface events
		* to given FD. See RemoteSurfaceTrace.java or Wm.java for format.
		*/
		void enableSurfaceTrace(in ParcelFileDescriptor fd);
		void disableSurfaceTrace();

		// These can only be called with the SET_ORIENTATION permission.
		/**
		* Update the current screen rotation based on the current state of

services/core/java/com/android/server/wm/DisplayContent.java

+0 −12

Original line number	Diff line number	Diff line
		@@ -2600,18 +2600,6 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
		}, false /* traverseTopToBottom */);
		}

		void enableSurfaceTrace(FileDescriptor fd) {
		forAllWindows(w -> {
		w.mWinAnimator.enableSurfaceTrace(fd);
		}, true /* traverseTopToBottom */);
		}

		void disableSurfaceTrace() {
		forAllWindows(w -> {
		w.mWinAnimator.disableSurfaceTrace();
		}, true /* traverseTopToBottom */);
		}

		/**
		* Starts the Keyguard exit animation on all windows that don't belong to an app token.
		*/

services/core/java/com/android/server/wm/RemoteEventTrace.java

deleted100644 → 0

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Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.server.wm;

		import java.io.FileDescriptor;
		import java.io.FileOutputStream;
		import java.io.DataOutputStream;

		import android.os.StrictMode;
		import android.util.Slog;
		import android.os.Debug;

		// Counterpart to remote surface trace for events which are not tied to a particular surface.
		class RemoteEventTrace {
		private static final String TAG = "RemoteEventTrace";

		// We terminate all our messages with a recognizable marker, to avoid issues
		// with partial reads (which ADB makes impossible to avoid).
		static final byte[] sigil = {(byte)0xfc, (byte)0xfc, (byte)0xfc, (byte)0xfc};

		private final WindowManagerService mService;
		private final DataOutputStream mOut;

		RemoteEventTrace(WindowManagerService service, FileDescriptor fd) {
		mService = service;
		mOut = new DataOutputStream(new FileOutputStream(fd, false));
		}

		void openSurfaceTransaction() {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		mOut.writeUTF("OpenTransaction");
		writeSigil();
		} catch (Exception e) {
		logException(e);
		mService.disableSurfaceTrace();
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		}

		void closeSurfaceTransaction() {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		mOut.writeUTF("CloseTransaction");
		writeSigil();
		} catch (Exception e) {
		logException(e);
		mService.disableSurfaceTrace();
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		}

		private void writeSigil() throws Exception {
		mOut.write(RemoteEventTrace.sigil, 0, 4);
		}

		static void logException(Exception e) {
		Slog.i(TAG, "Exception writing to SurfaceTrace (client vanished?): " + e.toString());
		}
		}

services/core/java/com/android/server/wm/RemoteSurfaceTrace.java

deleted100644 → 0

+0 −223

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.server.wm;

		import android.graphics.Rect;
		import android.graphics.Region;
		import android.os.IBinder;
		import android.os.Parcel;
		import android.os.StrictMode;
		import android.util.Slog;
		import android.view.SurfaceControl;

		import java.io.FileDescriptor;
		import java.io.FileOutputStream;
		import java.io.DataOutputStream;

		// A surface control subclass which logs events to a FD in binary format.
		// This can be used in our CTS tests to enable a pattern similar to mocking
		// the surface control.
		//
		// See cts/hostsidetests/../../SurfaceTraceReceiver.java for parsing side.
		class RemoteSurfaceTrace extends SurfaceControl {
		static final String TAG = "RemoteSurfaceTrace";

		final FileDescriptor mWriteFd;
		final DataOutputStream mOut;

		final WindowManagerService mService;
		final WindowState mWindow;

		RemoteSurfaceTrace(FileDescriptor fd, SurfaceControl wrapped,
		WindowState window) {
		super(wrapped);

		mWriteFd = fd;
		mOut = new DataOutputStream(new FileOutputStream(fd, false));

		mWindow = window;
		mService = mWindow.mService;
		}

		@Override
		public void setAlpha(float alpha) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeFloatEvent("Alpha", alpha);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setAlpha(alpha);
		}

		@Override
		public void setLayer(int zorder) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeIntEvent("Layer", zorder);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setLayer(zorder);
		}

		@Override
		public void setPosition(float x, float y) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeFloatEvent("Position", x, y);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setPosition(x, y);
		}

		@Override
		public void setGeometryAppliesWithResize() {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeEvent("GeometryAppliesWithResize");
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setGeometryAppliesWithResize();
		}

		@Override
		public void setSize(int w, int h) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeIntEvent("Size", w, h);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setSize(w, h);
		}

		@Override
		public void setWindowCrop(Rect crop) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeRectEvent("Crop", crop);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setWindowCrop(crop);
		}

		@Override
		public void setFinalCrop(Rect crop) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeRectEvent("FinalCrop", crop);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setFinalCrop(crop);
		}

		@Override
		public void setLayerStack(int layerStack) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeIntEvent("LayerStack", layerStack);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setLayerStack(layerStack);
		}

		@Override
		public void setMatrix(float dsdx, float dtdx, float dsdy, float dtdy) {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeFloatEvent("Matrix", dsdx, dtdx, dsdy, dtdy);
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.setMatrix(dsdx, dtdx, dsdy, dtdy);
		}

		@Override
		public void hide() {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeEvent("Hide");
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.hide();
		}

		@Override
		public void show() {
		final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
		try {
		writeEvent("Show");
		} finally {
		StrictMode.setThreadPolicy(oldPolicy);
		}
		super.show();
		}

		private void writeEvent(String tag) {
		try {
		mOut.writeUTF(tag);
		mOut.writeUTF(mWindow.getWindowTag().toString());
		writeSigil();
		} catch (Exception e) {
		RemoteEventTrace.logException(e);
		mService.disableSurfaceTrace();
		}
		}

		private void writeIntEvent(String tag, int... values) {
		try {
		mOut.writeUTF(tag);
		mOut.writeUTF(mWindow.getWindowTag().toString());
		for (int value: values) {
		mOut.writeInt(value);
		}
		writeSigil();
		} catch (Exception e) {
		RemoteEventTrace.logException(e);
		mService.disableSurfaceTrace();
		}
		}

		private void writeFloatEvent(String tag, float... values) {
		try {
		mOut.writeUTF(tag);
		mOut.writeUTF(mWindow.getWindowTag().toString());
		for (float value: values) {
		mOut.writeFloat(value);
		}
		writeSigil();
		} catch (Exception e) {
		RemoteEventTrace.logException(e);
		mService.disableSurfaceTrace();
		}
		}

		private void writeRectEvent(String tag, Rect value) {
		writeFloatEvent(tag, value.left, value.top, value.right, value.bottom);
		}

		private void writeSigil() throws Exception {
		mOut.write(RemoteEventTrace.sigil, 0, 4);
		}
		}

services/core/java/com/android/server/wm/RootWindowContainer.java

+0 −31

Original line number	Diff line number	Diff line
		@@ -130,13 +130,6 @@ class RootWindowContainer extends WindowContainer<DisplayContent> {
		private final ArrayList<TaskStack> mTmpStackList = new ArrayList();
		private final ArrayList<Integer> mTmpStackIds = new ArrayList<>();

		// State for the RemoteSurfaceTrace system used in testing. If this is enabled SurfaceControl
		// instances will be replaced with an instance that writes a binary representation of all
		// commands to mSurfaceTraceFd.
		boolean mSurfaceTraceEnabled;
		ParcelFileDescriptor mSurfaceTraceFd;
		RemoteEventTrace mRemoteEventTrace;

		final WallpaperController mWallpaperController;

		private final Handler mHandler;
		@@ -1014,30 +1007,6 @@ class RootWindowContainer extends WindowContainer<DisplayContent> {
		}
		}

		void enableSurfaceTrace(ParcelFileDescriptor pfd) {
		final FileDescriptor fd = pfd.getFileDescriptor();
		if (mSurfaceTraceEnabled) {
		disableSurfaceTrace();
		}
		mSurfaceTraceEnabled = true;
		mRemoteEventTrace = new RemoteEventTrace(mService, fd);
		mSurfaceTraceFd = pfd;
		for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) {
		final DisplayContent dc = mChildren.get(displayNdx);
		dc.enableSurfaceTrace(fd);
		}
		}

		void disableSurfaceTrace() {
		mSurfaceTraceEnabled = false;
		mRemoteEventTrace = null;
		mSurfaceTraceFd = null;
		for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) {
		final DisplayContent dc = mChildren.get(displayNdx);
		dc.disableSurfaceTrace();
		}
		}

		void dumpDisplayContents(PrintWriter pw) {
		pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)");
		if (mService.mDisplayReady) {