Delete References to Statsd in StatsManager

Test: adb shell cmd stats pull-source 10000 (chosen randomly)
Change-Id: I9578f84213e6c2787da60ae7e2c20157087d5b6a
diff --git a/apex/statsd/aidl/Android.bp b/apex/statsd/aidl/Android.bp
index f8325d4..cc5172c6 100644
--- a/apex/statsd/aidl/Android.bp
+++ b/apex/statsd/aidl/Android.bp
@@ -23,7 +23,6 @@
         "android/os/IPullAtomResultReceiver.aidl",
         "android/os/IStatsCompanionService.aidl",
         "android/os/IStatsd.aidl",
-        "android/os/IStatsPullerCallback.aidl",
         "android/util/StatsEventParcel.aidl",
     ],
 }
diff --git a/apex/statsd/aidl/android/os/IStatsPullerCallback.aidl b/apex/statsd/aidl/android/os/IStatsPullerCallback.aidl
deleted file mode 100644
index c3e1e55..0000000
--- a/apex/statsd/aidl/android/os/IStatsPullerCallback.aidl
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.os;
-
-import android.os.StatsLogEventWrapper;
-
-/**
-  * DEPRECATED
-  * Binder interface to pull atoms for the stats service.
-  * {@hide}
-  */
-interface IStatsPullerCallback {
-    /**
-     * Pull data for the specified atom tag. Returns an array of StatsLogEventWrapper containing
-     * the data.
-     *
-     * Note: These pulled atoms should not have uid/attribution chain. Additionally, the event
-     * timestamps will be truncated to the nearest 5 minutes.
-     */
-    StatsLogEventWrapper[] pullData(int atomTag, long elapsedNanos, long wallClocknanos);
-
-}
diff --git a/apex/statsd/aidl/android/os/IStatsd.aidl b/apex/statsd/aidl/android/os/IStatsd.aidl
index 0ecf2f0..a2564212 100644
--- a/apex/statsd/aidl/android/os/IStatsd.aidl
+++ b/apex/statsd/aidl/android/os/IStatsd.aidl
@@ -16,7 +16,6 @@
 
 package android.os;
 
-import android.os.IStatsPullerCallback;
 import android.os.IPendingIntentRef;
 import android.os.IPullAtomCallback;
 import android.os.ParcelFileDescriptor;
@@ -183,16 +182,6 @@
      */
     void sendAppBreadcrumbAtom(int label, int state);
 
-    /**
-     * Registers a puller callback function that, when invoked, pulls the data
-     * for the specified vendor atom tag.
-     *
-     * Requires Manifest.permission.DUMP and Manifest.permission.PACKAGE_USAGE_STATS
-     * @deprecated please use registerPullAtomCallback.
-     */
-    oneway void registerPullerCallback(int atomTag, IStatsPullerCallback pullerCallback,
-                                       String packageName);
-
    /**
     * Registers a puller callback function that, when invoked, pulls the data
     * for the specified atom tag.
@@ -207,13 +196,6 @@
     oneway void registerNativePullAtomCallback(int atomTag, long coolDownNs, long timeoutNs,
                            in int[] additiveFields, IPullAtomCallback pullerCallback);
 
-   /**
-    * Unregisters a puller callback function for the given vendor atom.
-    *
-    * Requires Manifest.permission.DUMP and Manifest.permission.PACKAGE_USAGE_STATS
-    */
-    oneway void unregisterPullerCallback(int atomTag, String packageName);
-
     /**
      * Unregisters any pullAtomCallback for the given uid/atom.
      */
diff --git a/cmds/statsd/Android.bp b/cmds/statsd/Android.bp
index 1c6867c3..6eafbd8 100644
--- a/cmds/statsd/Android.bp
+++ b/cmds/statsd/Android.bp
@@ -73,7 +73,6 @@
         "src/external/puller_util.cpp",
         "src/external/ResourceHealthManagerPuller.cpp",
         "src/external/StatsCallbackPuller.cpp",
-        "src/external/StatsCallbackPullerDeprecated.cpp",
         "src/external/StatsCompanionServicePuller.cpp",
         "src/external/StatsPuller.cpp",
         "src/external/StatsPullerManager.cpp",
diff --git a/cmds/statsd/src/StatsService.cpp b/cmds/statsd/src/StatsService.cpp
index ada2f2d..c1a8d69 100644
--- a/cmds/statsd/src/StatsService.cpp
+++ b/cmds/statsd/src/StatsService.cpp
@@ -1265,16 +1265,6 @@
     return Status::ok();
 }
 
-Status StatsService::registerPullerCallback(int32_t atomTag,
-        const sp<android::os::IStatsPullerCallback>& pullerCallback,
-        const String16& packageName) {
-    ENFORCE_DUMP_AND_USAGE_STATS(packageName);
-
-    VLOG("StatsService::registerPullerCallback called.");
-    mPullerManager->RegisterPullerCallback(atomTag, pullerCallback);
-    return Status::ok();
-}
-
 Status StatsService::registerPullAtomCallback(int32_t uid, int32_t atomTag, int64_t coolDownNs,
                                     int64_t timeoutNs, const std::vector<int32_t>& additiveFields,
                                     const sp<android::os::IPullAtomCallback>& pullerCallback) {
@@ -1297,14 +1287,6 @@
     return Status::ok();
 }
 
-Status StatsService::unregisterPullerCallback(int32_t atomTag, const String16& packageName) {
-    ENFORCE_DUMP_AND_USAGE_STATS(packageName);
-
-    VLOG("StatsService::unregisterPullerCallback called.");
-    mPullerManager->UnregisterPullerCallback(atomTag);
-    return Status::ok();
-}
-
 Status StatsService::unregisterPullAtomCallback(int32_t uid, int32_t atomTag) {
     ENFORCE_UID(AID_SYSTEM);
     VLOG("StatsService::unregisterPullAtomCallback called.");
diff --git a/cmds/statsd/src/StatsService.h b/cmds/statsd/src/StatsService.h
index 7990e5e..f2079d9 100644
--- a/cmds/statsd/src/StatsService.h
+++ b/cmds/statsd/src/StatsService.h
@@ -171,14 +171,6 @@
     virtual Status sendAppBreadcrumbAtom(int32_t label, int32_t state) override;
 
     /**
-     * Binder call to register a callback function for a vendor pulled atom.
-     * Note: this atom must NOT have uid as a field.
-     */
-    virtual Status registerPullerCallback(int32_t atomTag,
-        const sp<android::os::IStatsPullerCallback>& pullerCallback,
-        const String16& packageName) override;
-
-    /**
      * Binder call to register a callback function for a pulled atom.
      */
     virtual Status registerPullAtomCallback(int32_t uid, int32_t atomTag, int64_t coolDownNs,
@@ -193,11 +185,6 @@
             const sp<android::os::IPullAtomCallback>& pullerCallback) override;
 
     /**
-     * Binder call to unregister any existing callback function for a vendor pulled atom.
-     */
-    virtual Status unregisterPullerCallback(int32_t atomTag, const String16& packageName) override;
-
-    /**
      * Binder call to unregister any existing callback for the given uid and atom.
      */
     virtual Status unregisterPullAtomCallback(int32_t uid, int32_t atomTag) override;
diff --git a/cmds/statsd/src/external/StatsCallbackPullerDeprecated.cpp b/cmds/statsd/src/external/StatsCallbackPullerDeprecated.cpp
deleted file mode 100644
index 4f88a91..0000000
--- a/cmds/statsd/src/external/StatsCallbackPullerDeprecated.cpp
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define DEBUG false  // STOPSHIP if true
-#include "Log.h"
-
-#include "StatsCallbackPullerDeprecated.h"
-
-#include <android/os/IStatsPullerCallback.h>
-
-#include "logd/LogEvent.h"
-#include "stats_log_util.h"
-
-using namespace android::binder;
-
-namespace android {
-namespace os {
-namespace statsd {
-
-StatsCallbackPullerDeprecated::StatsCallbackPullerDeprecated(
-        int tagId, const sp<IStatsPullerCallback>& callback)
-    : StatsPuller(tagId), mCallback(callback) {
-    VLOG("StatsCallbackPuller created for tag %d", tagId);
-}
-
-bool StatsCallbackPullerDeprecated::PullInternal(vector<shared_ptr<LogEvent>>* data) {
-    VLOG("StatsCallbackPuller called for tag %d", mTagId)
-    if (mCallback == nullptr) {
-        ALOGW("No callback registered");
-        return false;
-    }
-    int64_t wallClockTimeNs = getWallClockNs();
-    int64_t elapsedTimeNs = getElapsedRealtimeNs();
-    vector<StatsLogEventWrapper> returned_value;
-    Status status = mCallback->pullData(mTagId, elapsedTimeNs, wallClockTimeNs, &returned_value);
-    if (!status.isOk()) {
-        ALOGW("StatsCallbackPuller::pull failed for %d", mTagId);
-        return false;
-    }
-    data->clear();
-    for (const StatsLogEventWrapper& it : returned_value) {
-        LogEvent::createLogEvents(it, *data);
-    }
-    VLOG("StatsCallbackPuller::pull succeeded for %d", mTagId);
-    return true;
-}
-
-}  // namespace statsd
-}  // namespace os
-}  // namespace android
diff --git a/cmds/statsd/src/external/StatsCallbackPullerDeprecated.h b/cmds/statsd/src/external/StatsCallbackPullerDeprecated.h
deleted file mode 100644
index 0289029..0000000
--- a/cmds/statsd/src/external/StatsCallbackPullerDeprecated.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/os/IStatsPullerCallback.h>
-#include <utils/String16.h>
-
-#include "StatsPuller.h"
-
-namespace android {
-namespace os {
-namespace statsd {
-
-class StatsCallbackPullerDeprecated : public StatsPuller {
-public:
-    explicit StatsCallbackPullerDeprecated(int tagId, const sp<IStatsPullerCallback>& callback);
-
-private:
-    bool PullInternal(vector<std::shared_ptr<LogEvent> >* data) override;
-    const sp<IStatsPullerCallback> mCallback;
-};
-
-}  // namespace statsd
-}  // namespace os
-}  // namespace android
diff --git a/cmds/statsd/src/external/StatsPullerManager.cpp b/cmds/statsd/src/external/StatsPullerManager.cpp
index d5cda85..daab129 100644
--- a/cmds/statsd/src/external/StatsPullerManager.cpp
+++ b/cmds/statsd/src/external/StatsPullerManager.cpp
@@ -21,7 +21,6 @@
 
 #include <android/os/IPullAtomCallback.h>
 #include <android/os/IStatsCompanionService.h>
-#include <android/os/IStatsPullerCallback.h>
 #include <cutils/log.h>
 #include <math.h>
 #include <stdint.h>
@@ -38,7 +37,6 @@
 #include "PowerStatsPuller.h"
 #include "ResourceHealthManagerPuller.h"
 #include "StatsCallbackPuller.h"
-#include "StatsCallbackPullerDeprecated.h"
 #include "StatsCompanionServicePuller.h"
 #include "SubsystemSleepStatePuller.h"
 #include "TrainInfoPuller.h"
@@ -406,21 +404,6 @@
     return totalCleared;
 }
 
-// Deprecated, remove after puller API is complete.
-void StatsPullerManager::RegisterPullerCallback(int32_t atomTag,
-        const sp<IStatsPullerCallback>& callback) {
-    AutoMutex _l(mLock);
-    // Platform pullers cannot be changed.
-    if (!isVendorPulledAtom(atomTag)) {
-        VLOG("RegisterPullerCallback: atom tag %d is not vendor pulled", atomTag);
-        return;
-    }
-    VLOG("RegisterPullerCallback: adding puller for tag %d", atomTag);
-    StatsdStats::getInstance().notePullerCallbackRegistrationChanged(atomTag, /*registered=*/true);
-    kAllPullAtomInfo[{.atomTag = atomTag}] = {
-            .puller = new StatsCallbackPullerDeprecated(atomTag, callback)};
-}
-
 void StatsPullerManager::RegisterPullAtomCallback(const int uid, const int32_t atomTag,
                                                   const int64_t coolDownNs, const int64_t timeoutNs,
                                                   const vector<int32_t>& additiveFields,
@@ -437,16 +420,6 @@
     };
 }
 
-void StatsPullerManager::UnregisterPullerCallback(int32_t atomTag) {
-    AutoMutex _l(mLock);
-    // Platform pullers cannot be changed.
-    if (!isVendorPulledAtom(atomTag)) {
-        return;
-    }
-    StatsdStats::getInstance().notePullerCallbackRegistrationChanged(atomTag, /*registered=*/false);
-    kAllPullAtomInfo.erase({.atomTag = atomTag});
-}
-
 void StatsPullerManager::UnregisterPullAtomCallback(const int uid, const int32_t atomTag) {
     AutoMutex _l(mLock);
     StatsdStats::getInstance().notePullerCallbackRegistrationChanged(atomTag, /*registered=*/false);
diff --git a/cmds/statsd/src/external/StatsPullerManager.h b/cmds/statsd/src/external/StatsPullerManager.h
index 349fd47..4b6ab57 100644
--- a/cmds/statsd/src/external/StatsPullerManager.h
+++ b/cmds/statsd/src/external/StatsPullerManager.h
@@ -18,7 +18,6 @@
 
 #include <android/os/IPullAtomCallback.h>
 #include <android/os/IStatsCompanionService.h>
-#include <android/os/IStatsPullerCallback.h>
 #include <binder/IServiceManager.h>
 #include <utils/RefBase.h>
 #include <utils/threads.h>
@@ -116,15 +115,10 @@
 
     void SetStatsCompanionService(sp<IStatsCompanionService> statsCompanionService);
 
-    // Deprecated, remove after puller API is complete.
-    void RegisterPullerCallback(int32_t atomTag, const sp<IStatsPullerCallback>& callback);
-
     void RegisterPullAtomCallback(const int uid, const int32_t atomTag, const int64_t coolDownNs,
                                   const int64_t timeoutNs, const vector<int32_t>& additiveFields,
                                   const sp<IPullAtomCallback>& callback);
 
-    void UnregisterPullerCallback(int32_t atomTag);
-
     void UnregisterPullAtomCallback(const int uid, const int32_t atomTag);
 
     static std::map<PullerKey, PullAtomInfo> kAllPullAtomInfo;
diff --git a/cmds/statsd/src/guardrail/StatsdStats.h b/cmds/statsd/src/guardrail/StatsdStats.h
index 692d91e..3282785 100644
--- a/cmds/statsd/src/guardrail/StatsdStats.h
+++ b/cmds/statsd/src/guardrail/StatsdStats.h
@@ -164,9 +164,6 @@
     // Maximum number of pushed atoms statsd stats will track above kMaxPushedAtomId.
     static const int kMaxNonPlatformPushedAtoms = 100;
 
-    // Max platform atom tag number.
-    static const int32_t kMaxPlatformAtomTag = 100000;
-
     // Vendor pulled atom start id.
     static const int32_t kVendorPulledAtomStartTag = 150000;
 
diff --git a/core/java/android/app/StatsManager.java b/core/java/android/app/StatsManager.java
index 0beceb0..0ea05d8 100644
--- a/core/java/android/app/StatsManager.java
+++ b/core/java/android/app/StatsManager.java
@@ -25,11 +25,9 @@
 import android.annotation.SystemApi;
 import android.content.Context;
 import android.os.Binder;
-import android.os.IBinder;
 import android.os.IPullAtomCallback;
 import android.os.IPullAtomResultReceiver;
 import android.os.IStatsManagerService;
-import android.os.IStatsPullerCallback;
 import android.os.IStatsd;
 import android.os.RemoteException;
 import android.os.ServiceManager;
@@ -476,42 +474,6 @@
     }
 
     /**
-     * Registers a callback for an atom when that atom is to be pulled. The stats service will
-     * invoke pullData in the callback when the stats service determines that this atom needs to be
-     * pulled. Currently, this only works for atoms with tags above 100,000 that do not have a uid.
-     *
-     * @param atomTag   The tag of the atom for this puller callback. Must be at least 100000.
-     * @param callback  The callback to be invoked when the stats service pulls the atom.
-     * @throws StatsUnavailableException if unsuccessful due to failing to connect to stats service
-     *
-     * @hide
-     * @deprecated Please use registerPullAtomCallback
-     */
-    @Deprecated
-    @RequiresPermission(allOf = { DUMP, PACKAGE_USAGE_STATS })
-    public void setPullerCallback(int atomTag, IStatsPullerCallback callback)
-            throws StatsUnavailableException {
-        synchronized (sLock) {
-            try {
-                IStatsd service = getIStatsdLocked();
-                if (callback == null) {
-                    service.unregisterPullerCallback(atomTag, mContext.getOpPackageName());
-                } else {
-                    service.registerPullerCallback(atomTag, callback,
-                            mContext.getOpPackageName());
-                }
-
-            } catch (RemoteException e) {
-                Slog.e(TAG, "Failed to connect to statsd when registering data listener.");
-                throw new StatsUnavailableException("could not connect", e);
-            } catch (SecurityException e) {
-                throw new StatsUnavailableException(e.getMessage(), e);
-            }
-        }
-    }
-
-
-    /**
      * Temp registration for while the migration is in progress.
      *
      * @hide
@@ -734,32 +696,6 @@
         int onPullAtom(int atomTag, @NonNull List<StatsEvent> data);
     }
 
-    private class StatsdDeathRecipient implements IBinder.DeathRecipient {
-        @Override
-        public void binderDied() {
-            synchronized (sLock) {
-                mService = null;
-            }
-        }
-    }
-
-    @GuardedBy("sLock")
-    private IStatsd getIStatsdLocked() throws StatsUnavailableException {
-        if (mService != null) {
-            return mService;
-        }
-        mService = IStatsd.Stub.asInterface(ServiceManager.getService("stats"));
-        if (mService == null) {
-            throw new StatsUnavailableException("could not be found");
-        }
-        try {
-            mService.asBinder().linkToDeath(new StatsdDeathRecipient(), 0);
-        } catch (RemoteException e) {
-            throw new StatsUnavailableException("could not connect when linkToDeath", e);
-        }
-        return mService;
-    }
-
     @GuardedBy("sLock")
     private IStatsManagerService getIStatsManagerServiceLocked() {
         if (mStatsManagerService != null) {