public abstract class AttentionService extends android.app.Service {
ctor public AttentionService();
- method public final void disableSelf();
method @Nullable public final android.os.IBinder onBind(@NonNull android.content.Intent);
method public abstract void onCancelAttentionCheck(@NonNull android.service.attention.AttentionService.AttentionCallback);
method public abstract void onCheckAttention(@NonNull android.service.attention.AttentionService.AttentionCallback);
*/
public abstract void cancelAttentionCheck(AttentionCallbackInternal callback);
- /**
- * Disables the dependants.
- *
- * Example: called if the service does not have sufficient permissions to perform the task.
- */
- public abstract void disableSelf();
-
/** Internal interface for attention callback. */
public abstract static class AttentionCallbackInternal {
/**
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.app.Service;
-import android.attention.AttentionManagerInternal;
import android.content.Intent;
import android.os.IBinder;
import android.os.RemoteException;
import com.android.internal.util.Preconditions;
-import com.android.server.LocalServices;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
}
/**
- * Disables the dependants.
- *
- * Example: called if the service does not have sufficient permissions to perform the task.
- */
- public final void disableSelf() {
- AttentionManagerInternal attentionManager = LocalServices.getService(
- AttentionManagerInternal.class);
- if (attentionManager != null) {
- attentionManager.disableSelf();
- }
- }
-
- /**
* Checks the user attention and calls into the provided callback.
*
* @param callback the callback to return the result to
package com.android.server.attention;
import static android.provider.DeviceConfig.NAMESPACE_ATTENTION_MANAGER_SERVICE;
-import static android.provider.Settings.System.ADAPTIVE_SLEEP;
import static android.service.attention.AttentionService.ATTENTION_FAILURE_CANCELLED;
import static android.service.attention.AttentionService.ATTENTION_FAILURE_UNKNOWN;
import android.os.SystemClock;
import android.os.UserHandle;
import android.provider.DeviceConfig;
-import android.provider.Settings;
import android.service.attention.AttentionService;
import android.service.attention.AttentionService.AttentionFailureCodes;
import android.service.attention.AttentionService.AttentionSuccessCodes;
}
}
- /** Disables service dependants. */
- private void disableSelf() {
- final long identity = Binder.clearCallingIdentity();
- try {
- if (DEBUG) {
- Slog.d(LOG_TAG, "Disabling self.");
- }
- Settings.System.putInt(mContext.getContentResolver(), ADAPTIVE_SLEEP, 0);
- } finally {
- Binder.restoreCallingIdentity(identity);
- }
- }
-
@GuardedBy("mLock")
private void freeIfInactiveLocked() {
// If we are called here, it means someone used the API again - reset the timer then.
public void cancelAttentionCheck(AttentionCallbackInternal callbackInternal) {
AttentionManagerService.this.cancelAttentionCheck(callbackInternal);
}
-
- @Override
- public void disableSelf() {
- AttentionManagerService.this.disableSelf();
- }
}
private static final class AttentionCheckCache {
}
@Override
- public String getAttentionServicePackageName() {
- return mContext.getString(R.string.config_defaultAttentionService);
+ public @Nullable String getAttentionServicePackageName() {
+ final String flattenedComponentName =
+ mContext.getString(R.string.config_defaultAttentionService);
+ if (flattenedComponentName != null) {
+ ComponentName componentName = ComponentName.unflattenFromString(flattenedComponentName);
+ if (componentName != null && componentName.getPackageName() != null) {
+ return componentName.getPackageName();
+ }
+ }
+ return null;
}
private @Nullable String getDocumenterPackageName() {
package com.android.server.power;
+import static android.provider.Settings.System.ADAPTIVE_SLEEP;
+
+import android.Manifest;
import android.attention.AttentionManagerInternal;
import android.attention.AttentionManagerInternal.AttentionCallbackInternal;
+import android.content.ContentResolver;
import android.content.Context;
+import android.content.pm.PackageManager;
import android.database.ContentObserver;
import android.os.Handler;
import android.os.PowerManager;
@VisibleForTesting
protected AttentionManagerInternal mAttentionManager;
+ @VisibleForTesting
+ protected PackageManager mPackageManager;
+
+ @VisibleForTesting
+ protected ContentResolver mContentResolver;
+
/**
* Current wakefulness of the device. {@see PowerManagerInternal}
*/
public void systemReady(Context context) {
updateEnabledFromSettings(context);
+ mPackageManager = context.getPackageManager();
+ mContentResolver = context.getContentResolver();
mAttentionManager = LocalServices.getService(AttentionManagerInternal.class);
mMaximumExtensionMillis = context.getResources().getInteger(
com.android.internal.R.integer.config_attentionMaximumExtension);
return nextScreenDimming;
}
+ if (!serviceHasSufficientPermissions()) {
+ Settings.System.putInt(mContentResolver, ADAPTIVE_SLEEP, 0);
+ return nextScreenDimming;
+ }
+
final long now = SystemClock.uptimeMillis();
final long whenToCheck = nextScreenDimming - getAttentionTimeout();
final long whenToStopExtending = mLastUserActivityTime + mMaximumExtensionMillis;
return mAttentionManager != null && mAttentionManager.isAttentionServiceSupported();
}
+ /**
+ * Returns {@code true} if the attention service has sufficient permissions, disables the
+ * depending features otherwise.
+ */
+ @VisibleForTesting
+ boolean serviceHasSufficientPermissions() {
+ final String attentionPackage = mPackageManager.getAttentionServicePackageName();
+ return attentionPackage != null && mPackageManager.checkPermission(
+ Manifest.permission.CAMERA, attentionPackage)
+ == PackageManager.PERMISSION_GRANTED;
+ }
+
public void dump(PrintWriter pw) {
pw.print("AttentionDetector:");
pw.print(" mMaximumExtensionMillis=" + mMaximumExtensionMillis);
import android.attention.AttentionManagerInternal;
import android.attention.AttentionManagerInternal.AttentionCallbackInternal;
+import android.content.pm.PackageManager;
import android.os.PowerManager;
import android.os.PowerManagerInternal;
import android.os.SystemClock;
public class AttentionDetectorTest extends AndroidTestCase {
@Mock
+ private PackageManager mPackageManager;
+ @Mock
private AttentionManagerInternal mAttentionManagerInternal;
@Mock
private Runnable mOnUserAttention;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
+ when(mPackageManager.getAttentionServicePackageName()).thenReturn("com.google.android.as");
+ when(mPackageManager.checkPermission(any(), any())).thenReturn(
+ PackageManager.PERMISSION_GRANTED);
when(mAttentionManagerInternal.checkAttention(anyLong(), any()))
.thenReturn(true);
mAttentionDetector = new TestableAttentionDetector();
}
@Test
+ public void testOnUserActivity_doesntCheckIfNotSufficientPermissions() {
+ when(mPackageManager.checkPermission(any(), any())).thenReturn(
+ PackageManager.PERMISSION_DENIED);
+
+ long when = registerAttention();
+ verify(mAttentionManagerInternal, never()).checkAttention(anyLong(), any());
+ assertThat(mNextDimming).isEqualTo(when);
+ }
+
+ @Test
+ public void testOnUserActivity_disablesSettingIfNotSufficientPermissions() {
+ when(mPackageManager.checkPermission(any(), any())).thenReturn(
+ PackageManager.PERMISSION_DENIED);
+
+ registerAttention();
+ boolean enabled = Settings.System.getIntForUser(getContext().getContentResolver(),
+ Settings.System.ADAPTIVE_SLEEP, 0, UserHandle.USER_CURRENT) == 1;
+ assertFalse(enabled);
+ }
+
+ @Test
public void testOnUserActivity_doesntCrashIfNoAttentionService() {
mAttentionManagerInternal = null;
registerAttention();
TestableAttentionDetector() {
super(AttentionDetectorTest.this.mOnUserAttention, new Object());
mAttentionManager = mAttentionManagerInternal;
+ mPackageManager = AttentionDetectorTest.this.mPackageManager;
+ mContentResolver = getContext().getContentResolver();
mMaximumExtensionMillis = 10000L;
}