//省略

final ApplicationThread mAppThread = new ApplicationThread(); final Looper mLooper = Looper.myLooper();

final H mH = new H();

//省略

private final class H extends Handler {

//省略

}

//省略

public static final void main(String[] args) {

SamplingProfilerIntegration.start();

Process.setArgV0("<pre-initialized>");

Looper.prepareMainLooper();

if (sMainThreadHandler == null) {

sMainThreadHandler = new Handler();

}

ActivityThread thread = new ActivityThread();

thread.attach(false);

if (false) {

Looper.myLooper().setMessageLogging(new

LogPrinter(Log.DEBUG, "ActivityThread"));

}

Looper.loop();

if (Process.supportsProcesses()) {

throw new RuntimeException("Main thread loop unexpectedly exited"); }

thread.detach();

String name = (thread.mInitialApplication != null)

? thread.mInitialApplication.getPackageName()

: "<unknown>";

Slog.i(TAG, "Main thread of " + name + " is now exiting"); }

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