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Commit f6fa2536 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "Precache calls to PermissionManager to avoid calls which use shared... 

Merge "Precache calls to PermissionManager to avoid calls which use shared PackageManager and PermissionManager lock." into rvc-dev
parents aca71233 e08a2bbc

services/core/java/com/android/server/stats/pull/StatsPullAtomService.java

+21 −15
Original line number Diff line number Diff line
@@ -289,6 +289,7 @@ public class StatsPullAtomService extends SystemService { 
    private StatsPullAtomCallbackImpl mStatsCallbackImpl;



    private int mAppOpsSamplingRate = 0;

    private final ArraySet<Integer> mDangerousAppOpsList = new ArraySet<>();



    // Baselines that stores list of NetworkStats right after initializing, with associated

    // information. This is used to calculate difference when pulling
@@ -526,6 +527,25 @@ public class StatsPullAtomService extends SystemService { 
        } catch (RemoteException e) {

            Slog.e(TAG, "failed to initialize healthHalWrapper");

        }



        // Initialize list of AppOps related to DangerousPermissions

        PackageManager pm = mContext.getPackageManager();

        for (int op = 0; op < AppOpsManager._NUM_OP; op++) {

            String perm = AppOpsManager.opToPermission(op);

            if (perm == null) {

                continue;

            } else {

                PermissionInfo permInfo;

                try {

                    permInfo = pm.getPermissionInfo(perm, 0);

                    if (permInfo.getProtection() == PROTECTION_DANGEROUS) {

                        mDangerousAppOpsList.add(op);

                    }

                } catch (PackageManager.NameNotFoundException exception) {

                    continue;

                }

            }

        }

    }



    void registerEventListeners() {
@@ -3113,22 +3133,8 @@ public class StatsPullAtomService extends SystemService { 
        e.writeLong(op.getBackgroundRejectCount(OP_FLAGS_PULLED));

        e.writeLong(op.getForegroundAccessDuration(OP_FLAGS_PULLED));

        e.writeLong(op.getBackgroundAccessDuration(OP_FLAGS_PULLED));

        e.writeBoolean(mDangerousAppOpsList.contains(op.getOpCode()));



        String perm = AppOpsManager.opToPermission(op.getOpCode());

        if (perm == null) {

            e.writeBoolean(false);

        } else {

            PermissionInfo permInfo;

            try {

                permInfo = mContext.getPackageManager().getPermissionInfo(

                        perm,

                        0);

                e.writeBoolean(

                        permInfo.getProtection() == PROTECTION_DANGEROUS);

            } catch (PackageManager.NameNotFoundException exception) {

                e.writeBoolean(false);

            }

        }

        if (atomTag == FrameworkStatsLog.ATTRIBUTED_APP_OPS) {

            e.writeInt(mAppOpsSamplingRate);

        }