dumpstate example: use new lazy hal mechanism
hwservicemanager will now shutdown the service when it is not in use.
This puts less restrictions on clients.
Bug: N/A
Test: build only (this is an example implementation not used on any
device)
Change-Id: I4641e727f6e4c3ca5d97d53a66b3cc0fee6f12f3
diff --git a/dumpstate/1.0/default/DumpstateDevice.cpp b/dumpstate/1.0/default/DumpstateDevice.cpp
index 25d92b0..c57bf43 100644
--- a/dumpstate/1.0/default/DumpstateDevice.cpp
+++ b/dumpstate/1.0/default/DumpstateDevice.cpp
@@ -37,11 +37,6 @@
// NOTE: this is just an example on how to use the DumpstateUtil.h functions to implement
// this interface.
- // Exit when dump is completed since this is a lazy HAL.
- addPostCommandTask([]() {
- exit(0);
- });
-
if (handle == nullptr || handle->numFds < 1) {
ALOGE("no FDs\n");
return Void();
diff --git a/dumpstate/1.0/default/service.cpp b/dumpstate/1.0/default/service.cpp
index 4f276b7..76c72b5 100644
--- a/dumpstate/1.0/default/service.cpp
+++ b/dumpstate/1.0/default/service.cpp
@@ -15,22 +15,26 @@
*/
#define LOG_TAG "android.hardware.dumpstate@1.0-service"
+#include <hidl/HidlLazyUtils.h>
#include <hidl/HidlSupport.h>
#include <hidl/HidlTransportSupport.h>
#include "DumpstateDevice.h"
-using ::android::hardware::configureRpcThreadpool;
-using ::android::hardware::dumpstate::V1_0::IDumpstateDevice;
-using ::android::hardware::dumpstate::V1_0::implementation::DumpstateDevice;
-using ::android::hardware::joinRpcThreadpool;
using ::android::OK;
using ::android::sp;
+using ::android::hardware::configureRpcThreadpool;
+using ::android::hardware::joinRpcThreadpool;
+using ::android::hardware::LazyServiceRegistrar;
+using ::android::hardware::dumpstate::V1_0::IDumpstateDevice;
+using ::android::hardware::dumpstate::V1_0::implementation::DumpstateDevice;
int main(int /* argc */, char* /* argv */ []) {
sp<IDumpstateDevice> dumpstate = new DumpstateDevice;
configureRpcThreadpool(1, true /* will join */);
- if (dumpstate->registerAsService() != OK) {
+
+ auto registrar = LazyServiceRegistrar::getInstance();
+ if (registrar.registerService(dumpstate) != OK) {
ALOGE("Could not register service.");
return 1;
}