1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.frameworkperf;
18
19import android.app.Activity;
20import android.content.ComponentName;
21import android.content.Intent;
22import android.content.ServiceConnection;
23import android.graphics.Color;
24import android.os.Binder;
25import android.os.Bundle;
26import android.os.Handler;
27import android.os.IBinder;
28import android.os.Message;
29import android.os.Messenger;
30import android.os.PowerManager;
31import android.os.RemoteException;
32import android.util.Log;
33import android.view.View;
34import android.view.WindowManager;
35import android.widget.AdapterView;
36import android.widget.ArrayAdapter;
37import android.widget.Button;
38import android.widget.CheckBox;
39import android.widget.Spinner;
40import android.widget.TextView;
41
42import java.util.ArrayList;
43
44/**
45 * So you thought sync used up your battery life.
46 */
47public class FrameworkPerfActivity extends Activity
48        implements AdapterView.OnItemSelectedListener {
49    static final String TAG = "Perf";
50    static final boolean DEBUG = false;
51
52    Spinner mFgSpinner;
53    Spinner mBgSpinner;
54    Spinner mLimitSpinner;
55    TextView mLimitLabel;
56    TextView mTestTime;
57    Button mStartButton;
58    Button mStopButton;
59    CheckBox mLocalCheckBox;
60    TextView mLog;
61    PowerManager.WakeLock mPartialWakeLock;
62
63    long mMaxRunTime = 5000;
64    boolean mLimitIsIterations;
65    boolean mStarted;
66
67    final String[] mAvailOpLabels;
68    final String[] mAvailOpDescriptions;
69    final String[] mLimitLabels = { "Time", "Iterations" };
70
71    int mFgTestIndex = -1;
72    int mBgTestIndex = -1;
73    TestService.Op mFgTest;
74    TestService.Op mBgTest;
75    int mCurOpIndex = 0;
76    TestConnection mCurConnection;
77    boolean mConnectionBound;
78
79    final ArrayList<RunResult> mResults = new ArrayList<RunResult>();
80
81    Object mResultNotifier = new Object();
82
83    class TestConnection implements ServiceConnection, IBinder.DeathRecipient {
84        Messenger mService;
85        boolean mLinked;
86
87        @Override public void onServiceConnected(ComponentName name, IBinder service) {
88            try {
89                if (!(service instanceof Binder)) {
90                    // If remote, we'll be killing ye.
91                    service.linkToDeath(this, 0);
92                    mLinked = true;
93                }
94                mService = new Messenger(service);
95                dispatchCurOp(this);
96            } catch (RemoteException e) {
97                // Whoops, service has disappeared...  try starting again.
98                Log.w(TAG, "Test service died, starting again");
99                startCurOp();
100            }
101        }
102
103        @Override public void onServiceDisconnected(ComponentName name) {
104        }
105
106        @Override public void binderDied() {
107            cleanup();
108            connectionDied(this);
109        }
110
111        void cleanup() {
112            if (mLinked) {
113                mLinked = false;
114                mService.getBinder().unlinkToDeath(this, 0);
115            }
116        }
117    }
118
119    static final int MSG_DO_NEXT_TEST = 1000;
120
121    final Handler mHandler = new Handler() {
122        @Override public void handleMessage(Message msg) {
123            switch (msg.what) {
124                case TestService.RES_TEST_FINISHED: {
125                    Bundle bundle = (Bundle)msg.obj;
126                    bundle.setClassLoader(getClassLoader());
127                    RunResult res = (RunResult)bundle.getParcelable("res");
128                    completeCurOp(res);
129                } break;
130                case MSG_DO_NEXT_TEST: {
131                    startCurOp();
132                } break;
133            }
134        }
135    };
136
137    final Messenger mMessenger = new Messenger(mHandler);
138
139    public FrameworkPerfActivity() {
140        mAvailOpLabels = new String[TestService.mAvailOps.length];
141        mAvailOpDescriptions = new String[TestService.mAvailOps.length];
142        for (int i=0; i<TestService.mAvailOps.length; i++) {
143            TestService.Op op = TestService.mAvailOps[i];
144            if (op == null) {
145                mAvailOpLabels[i] = "All";
146                mAvailOpDescriptions[i] = "All tests";
147            } else {
148                mAvailOpLabels[i] = op.getName();
149                if (mAvailOpLabels[i] == null) {
150                    mAvailOpLabels[i] = "Nothing";
151                }
152                mAvailOpDescriptions[i] = op.getLongName();
153            }
154        }
155    }
156
157    @Override
158    public void onCreate(Bundle savedInstanceState) {
159        super.onCreate(savedInstanceState);
160
161        // Set the layout for this activity.  You can find it
162        // in res/layout/hello_activity.xml
163        setContentView(R.layout.main);
164
165        mFgSpinner = (Spinner) findViewById(R.id.fgspinner);
166        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
167                android.R.layout.simple_spinner_item, mAvailOpLabels);
168        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
169        mFgSpinner.setAdapter(adapter);
170        mFgSpinner.setOnItemSelectedListener(this);
171        mBgSpinner = (Spinner) findViewById(R.id.bgspinner);
172        adapter = new ArrayAdapter<String>(this,
173                android.R.layout.simple_spinner_item, mAvailOpLabels);
174        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
175        mBgSpinner.setAdapter(adapter);
176        mBgSpinner.setOnItemSelectedListener(this);
177        mLimitSpinner = (Spinner) findViewById(R.id.limitspinner);
178        adapter = new ArrayAdapter<String>(this,
179                android.R.layout.simple_spinner_item, mLimitLabels);
180        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
181        mLimitSpinner.setAdapter(adapter);
182        mLimitSpinner.setOnItemSelectedListener(this);
183
184        mTestTime = (TextView)findViewById(R.id.testtime);
185        mLimitLabel = (TextView)findViewById(R.id.limitlabel);
186
187        mStartButton = (Button)findViewById(R.id.start);
188        mStartButton.setOnClickListener(new View.OnClickListener() {
189            @Override public void onClick(View v) {
190                startRunning();
191            }
192        });
193        mStopButton = (Button)findViewById(R.id.stop);
194        mStopButton.setOnClickListener(new View.OnClickListener() {
195            @Override public void onClick(View v) {
196                stopRunning();
197            }
198        });
199        mStopButton.setEnabled(false);
200        mLocalCheckBox = (CheckBox)findViewById(R.id.local);
201
202        mLog = (TextView)findViewById(R.id.log);
203        mLog.setTextColor(Color.RED);
204
205        PowerManager pm = (PowerManager)getSystemService(POWER_SERVICE);
206        mPartialWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Scheduler");
207        mPartialWakeLock.setReferenceCounted(false);
208    }
209
210    @Override
211    public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
212        if (parent == mFgSpinner || parent == mBgSpinner || parent == mLimitSpinner) {
213            TestService.Op op = TestService.mAvailOps[position];
214            if (parent == mFgSpinner) {
215                mFgTestIndex = position;
216                mFgTest = op;
217                ((TextView)findViewById(R.id.fgtext)).setText(mAvailOpDescriptions[position]);
218            } else if (parent == mBgSpinner) {
219                mBgTestIndex = position;
220                mBgTest = op;
221                ((TextView)findViewById(R.id.bgtext)).setText(mAvailOpDescriptions[position]);
222            } else if (parent == mLimitSpinner) {
223                mLimitIsIterations = (position != 0);
224                if (mLimitIsIterations) {
225                    mLimitLabel.setText("Iterations: ");
226                } else {
227                    mLimitLabel.setText("Test time (ms): ");
228                }
229            }
230        }
231    }
232
233    @Override
234    public void onNothingSelected(AdapterView<?> parent) {
235    }
236
237    @Override
238    public void onResume() {
239        super.onResume();
240    }
241
242    @Override
243    public void onDestroy() {
244        super.onDestroy();
245        stopRunning();
246        if (mPartialWakeLock.isHeld()) {
247            mPartialWakeLock.release();
248        }
249    }
250
251    void dispatchCurOp(TestConnection conn) {
252        if (mCurConnection != conn) {
253            Log.w(TAG, "Dispatching on invalid connection: " + conn);
254            return;
255        }
256        TestArgs args = new TestArgs();
257        if (mLimitIsIterations) {
258            args.maxOps = mMaxRunTime;
259        } else {
260            args.maxTime = mMaxRunTime;
261        }
262        if (mFgTestIndex == 0 && mBgTestIndex == 0) {
263            args.combOp = mCurOpIndex;
264        } else if (mFgTestIndex != 0 && mBgTestIndex != 0) {
265            args.fgOp = mFgTestIndex;
266            args.bgOp = mBgTestIndex;
267        } else {
268            // Skip null test.
269            if (mCurOpIndex == 0) {
270                mCurOpIndex = 1;
271            }
272            if (mFgTestIndex != 0) {
273                args.fgOp = mFgTestIndex;
274                args.bgOp = mCurOpIndex;
275            } else {
276                args.fgOp = mCurOpIndex;
277                args.bgOp = mBgTestIndex;
278            }
279        }
280        Bundle bundle = new Bundle();
281        bundle.putParcelable("args", args);
282        Message msg = Message.obtain(null, TestService.CMD_START_TEST, bundle);
283        msg.replyTo = mMessenger;
284        try {
285            conn.mService.send(msg);
286        } catch (RemoteException e) {
287            Log.w(TAG, "Failure communicating with service", e);
288        }
289    }
290
291    void completeCurOp(RunResult result) {
292        log(String.format("%s: fg=%d*%gms/op (%dms) / bg=%d*%gms/op (%dms)",
293                result.name, result.fgOps, result.getFgMsPerOp(), result.fgTime,
294                result.bgOps, result.getBgMsPerOp(), result.bgTime));
295        synchronized (mResults) {
296            mResults.add(result);
297        }
298        if (!mStarted) {
299            log("Stop");
300            stopRunning();
301            return;
302        }
303        if (mFgTest != null && mBgTest != null) {
304            log("Finished");
305            stopRunning();
306            return;
307        }
308        if (mFgTest == null && mBgTest == null) {
309            mCurOpIndex+=2;
310            if (mCurOpIndex >= TestService.mOpPairs.length) {
311                log("Finished");
312                stopRunning();
313                return;
314            }
315        } else {
316            mCurOpIndex++;
317            if (mCurOpIndex >= TestService.mAvailOps.length) {
318                log("Finished");
319                stopRunning();
320                return;
321            }
322        }
323        startCurOp();
324    }
325
326    void disconnect() {
327        final TestConnection conn = mCurConnection;
328        if (conn != null) {
329            if (DEBUG) {
330                RuntimeException here = new RuntimeException("here");
331                here.fillInStackTrace();
332                Log.i(TAG, "Unbinding " + conn, here);
333            }
334            if (mConnectionBound) {
335                unbindService(conn);
336                mConnectionBound = false;
337            }
338            if (conn.mLinked) {
339                Message msg = Message.obtain(null, TestService.CMD_TERMINATE);
340                try {
341                    conn.mService.send(msg);
342                    return;
343                } catch (RemoteException e) {
344                    Log.w(TAG, "Test service aleady died when terminating");
345                }
346            }
347            conn.cleanup();
348        }
349        connectionDied(conn);
350    }
351
352    void connectionDied(TestConnection conn) {
353        if (mCurConnection == conn) {
354            // Now that we know the test process has died, we can commence
355            // the next test.  Just give a little delay to allow the activity
356            // manager to know it has died as well (not a disaster if it hasn't
357            // yet, though).
358            if (mConnectionBound) {
359                unbindService(conn);
360            }
361            mCurConnection = null;
362            mHandler.sendMessageDelayed(Message.obtain(null, MSG_DO_NEXT_TEST), 100);
363        }
364    }
365
366    void startCurOp() {
367        if (DEBUG) Log.i(TAG, "startCurOp: mCurConnection=" + mCurConnection);
368        if (mCurConnection != null) {
369            disconnect();
370            return;
371        }
372        if (mStarted) {
373            mHandler.removeMessages(TestService.RES_TEST_FINISHED);
374            mHandler.removeMessages(TestService.RES_TERMINATED);
375            mHandler.removeMessages(MSG_DO_NEXT_TEST);
376            mCurConnection = new TestConnection();
377            Intent intent;
378            if (mLocalCheckBox.isChecked()) {
379                intent = new Intent(this, LocalTestService.class);
380            } else {
381                intent = new Intent(this, TestService.class);
382            }
383            if (DEBUG) {
384                RuntimeException here = new RuntimeException("here");
385                here.fillInStackTrace();
386                Log.i(TAG, "Binding " + mCurConnection, here);
387            }
388            bindService(intent, mCurConnection, BIND_AUTO_CREATE|BIND_IMPORTANT);
389            mConnectionBound = true;
390        }
391    }
392
393    void startRunning() {
394        if (!mStarted) {
395            log("Start");
396            mStarted = true;
397            mStartButton.setEnabled(false);
398            mStopButton.setEnabled(true);
399            mLocalCheckBox.setEnabled(false);
400            mTestTime.setEnabled(false);
401            mFgSpinner.setEnabled(false);
402            mBgSpinner.setEnabled(false);
403            mLimitSpinner.setEnabled(false);
404            updateWakeLock();
405            startService(new Intent(this, SchedulerService.class));
406            mCurOpIndex = 0;
407            mMaxRunTime = Integer.parseInt(mTestTime.getText().toString());
408            synchronized (mResults) {
409                mResults.clear();
410            }
411            startCurOp();
412        }
413    }
414
415    void stopRunning() {
416        if (mStarted) {
417            disconnect();
418            mStarted = false;
419            mStartButton.setEnabled(true);
420            mStopButton.setEnabled(false);
421            mLocalCheckBox.setEnabled(true);
422            mTestTime.setEnabled(true);
423            mFgSpinner.setEnabled(true);
424            mBgSpinner.setEnabled(true);
425            mLimitSpinner.setEnabled(true);
426            updateWakeLock();
427            stopService(new Intent(this, SchedulerService.class));
428            synchronized (mResults) {
429                Log.i("PerfRes", "\tTEST\tFgOps\tFgMsPerOp\tFgTime\tFgName\tBgOps\tBgMsPerOp\t"
430                        + "BgTime\tBgName");
431                for (int i=0; i<mResults.size(); i++) {
432                    RunResult result = mResults.get(i);
433                    float fgMsPerOp = result.getFgMsPerOp();
434                    float bgMsPerOp = result.getBgMsPerOp();
435                    String fgMsPerOpStr = fgMsPerOp != 0 ? Float.toString(fgMsPerOp) : "";
436                    String bgMsPerOpStr = bgMsPerOp != 0 ? Float.toString(bgMsPerOp) : "";
437                    Log.i("PerfRes", "\t" + result.name + "\t" + result.fgOps
438                            + "\t" + result.getFgMsPerOp() + "\t" + result.fgTime
439                            + "\t" + result.fgLongName + "\t" + result.bgOps
440                            + "\t" + result.getBgMsPerOp() + "\t" + result.bgTime
441                            + "\t" + result.bgLongName);
442                }
443            }
444            synchronized (mResultNotifier) {
445                mResultNotifier.notifyAll();
446            }
447        }
448    }
449
450    void updateWakeLock() {
451        if (mStarted) {
452            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
453            if (!mPartialWakeLock.isHeld()) {
454                mPartialWakeLock.acquire();
455            }
456        } else {
457            getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
458            if (mPartialWakeLock.isHeld()) {
459                mPartialWakeLock.release();
460            }
461        }
462    }
463
464    void log(String s) {
465        mLog.setText(mLog.getText() + "\n" + s);
466        Log.i(TAG, s);
467    }
468}
469