Exposing canSuspendPackage as SystemApi (1f1de70f) · Commits · e / os / android_frameworks_base

api/system-current.txt

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -1205,6 +1205,7 @@ package android.content.pm {
	public abstract class PackageManager {		public abstract class PackageManager {
	method public abstract void addOnPermissionsChangeListener(android.content.pm.PackageManager.OnPermissionsChangedListener);		method public abstract void addOnPermissionsChangeListener(android.content.pm.PackageManager.OnPermissionsChangedListener);
	method public abstract boolean arePermissionsIndividuallyControlled();		method public abstract boolean arePermissionsIndividuallyControlled();
			method public boolean canSuspendPackage(java.lang.String);
	method public abstract java.util.List<android.content.IntentFilter> getAllIntentFilters(java.lang.String);		method public abstract java.util.List<android.content.IntentFilter> getAllIntentFilters(java.lang.String);
	method public android.content.pm.dex.ArtManager getArtManager();		method public android.content.pm.dex.ArtManager getArtManager();
	method public abstract java.lang.String getDefaultBrowserPackageNameAsUser(int);		method public abstract java.lang.String getDefaultBrowserPackageNameAsUser(int);

core/java/android/app/ApplicationPackageManager.java

+9 −0

Original line number	Original line	Diff line number	Diff line
	@@ -2276,6 +2276,15 @@ public class ApplicationPackageManager extends PackageManager {
	}		}
	}		}

			@Override
			public boolean canSuspendPackage(String packageName) {
			try {
			return mPM.canSuspendPackageForUser(packageName, mContext.getUserId());
			} catch (RemoteException e) {
			throw e.rethrowFromSystemServer();
			}
			}

	@Override		@Override
	public Bundle getSuspendedPackageAppExtras() {		public Bundle getSuspendedPackageAppExtras() {
	final PersistableBundle extras;		final PersistableBundle extras;

core/java/android/content/pm/IPackageManager.aidl

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -276,6 +276,8 @@ interface IPackageManager {
	in PersistableBundle appExtras, in PersistableBundle launcherExtras,		in PersistableBundle appExtras, in PersistableBundle launcherExtras,
	in SuspendDialogInfo dialogInfo, String callingPackage, int userId);		in SuspendDialogInfo dialogInfo, String callingPackage, int userId);

			boolean canSuspendPackageForUser(String packageName, int userId);

	boolean isPackageSuspendedForUser(String packageName, int userId);		boolean isPackageSuspendedForUser(String packageName, int userId);

	PersistableBundle getSuspendedPackageAppExtras(String packageName, int userId);		PersistableBundle getSuspendedPackageAppExtras(String packageName, int userId);

core/java/android/content/pm/PackageManager.java

+24 −0

Original line number	Original line	Diff line number	Diff line
	@@ -5796,6 +5796,30 @@ public abstract class PackageManager {
	throw new UnsupportedOperationException("setPackagesSuspended not implemented");		throw new UnsupportedOperationException("setPackagesSuspended not implemented");
	}		}

			/**
			* Returns whether or not a given package can be suspended via a call to {@link
			* #setPackagesSuspended(String[], boolean, PersistableBundle, PersistableBundle,
			* SuspendDialogInfo) setPackagesSuspended}. The platform prevents suspending certain critical
			* packages to keep the device in a functioning state, e.g. the default dialer.
			* Apps need to hold {@link Manifest.permission#SUSPEND_APPS SUSPEND_APPS} to call this api.
			*
			* <p>
			* Note that this set of critical packages can change with time, so <em>a value of {@code true}
			* returned by this api does not guarantee that a following call to {@link
			* #setPackagesSuspended(String[], boolean, PersistableBundle, PersistableBundle,
			* SuspendDialogInfo) setPackagesSuspended} for the same package will succeed</em>, especially
			* if considerable time elapsed between the two calls.
			*
			* @param packageName The package to check.
			* @return {@code true} if the given package can be suspended, {@code false} otherwise.
			* @hide
			*/
			@SystemApi
			@RequiresPermission(Manifest.permission.SUSPEND_APPS)
			public boolean canSuspendPackage(@NonNull String packageName) {
			throw new UnsupportedOperationException("canSuspendPackage not implemented");
			}

	/**		/**
	* @see #setPackagesSuspended(String[], boolean, PersistableBundle, PersistableBundle, String)		* @see #setPackagesSuspended(String[], boolean, PersistableBundle, PersistableBundle, String)
	* @param packageName The name of the package to get the suspended status of.		* @param packageName The name of the package to get the suspended status of.

services/core/java/com/android/server/pm/PackageManagerService.java

+20 −1

Original line number	Original line	Diff line number	Diff line
	@@ -12928,6 +12928,25 @@ public class PackageManagerService extends IPackageManager.Stub
	}		}
	}		}

			@Override
			public boolean canSuspendPackageForUser(String packageName, int userId) {
			mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS,
			"canSuspendPackageForUser");
			final int callingUid = Binder.getCallingUid();
			if (UserHandle.getUserId(callingUid) != userId) {
			throw new SecurityException("Calling uid " + callingUid
			+ " cannot query canSuspendPackageForUser for user " + userId);
			}
			final long identity = Binder.clearCallingIdentity();
			try {
			synchronized (mPackages) {
			return canSuspendPackageForUserLocked(packageName, userId);
			}
			} finally {
			Binder.restoreCallingIdentity(identity);
			}
			}

	@GuardedBy("mPackages")		@GuardedBy("mPackages")
	private boolean canSuspendPackageForUserLocked(String packageName, int userId) {		private boolean canSuspendPackageForUserLocked(String packageName, int userId) {
	if (isPackageDeviceAdmin(packageName, userId)) {		if (isPackageDeviceAdmin(packageName, userId)) {
	@@ -12991,7 +13010,7 @@ public class PackageManagerService extends IPackageManager.Stub
	}		}

	if (PLATFORM_PACKAGE_NAME.equals(packageName)) {		if (PLATFORM_PACKAGE_NAME.equals(packageName)) {
	Slog.w(TAG, "Cannot suspend package: " + packageName);		Slog.w(TAG, "Cannot suspend the platform package: " + packageName);
	return false;		return false;
	}		}