Expose api to retrieve wakelock information per client

Expose api to retrieve wakelock information per client
Provide calling package name in cell info apis

BUG=31041780
Merged-In: Ie39fe59055eb7931bd179dd9e2537a7552c38af8
Change-Id: Ie39fe59055eb7931bd179dd9e2537a7552c38af8

4 files changed, 231 insertions, 0 deletions

diff --git a/telephony/java/android/telephony/ClientRequestStats.aidl b/telephony/java/android/telephony/ClientRequestStats.aidl
new file mode 100644
index 000000000000..206ee705614e
--- /dev/null
+++ b/telephony/java/android/telephony/ClientRequestStats.aidl
@@ -0,0 +1,22 @@
+/*
+** Copyright 2016, 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.telephony;
+
+/**
+ * @hide
+ */
+parcelable  ClientRequestStats;
diff --git a/telephony/java/android/telephony/ClientRequestStats.java b/telephony/java/android/telephony/ClientRequestStats.java
new file mode 100644
index 000000000000..381c847d4db4
--- /dev/null
+++ b/telephony/java/android/telephony/ClientRequestStats.java
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2016 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.telephony;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.telephony.TelephonyHistogram;
+import android.util.SparseArray;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Parcelable class to store Client request statistics information.
+ *
+ * @hide
+ */
+public final class ClientRequestStats implements Parcelable {
+    public static final Parcelable.Creator<ClientRequestStats> CREATOR =
+            new Parcelable.Creator<ClientRequestStats>() {
+
+                public ClientRequestStats createFromParcel(Parcel in) {
+                    return new ClientRequestStats(in);
+                }
+
+                public ClientRequestStats[] newArray(int size) {
+                    return new ClientRequestStats[size];
+                }
+            };
+    private static final int REQUEST_HISTOGRAM_BUCKET_COUNT = 5;
+    private String mCallingPackage;
+    /* completed requests wake lock time in milli seconds */
+    private long mCompletedRequestsWakelockTime = 0;
+    private long mCompletedRequestsCount = 0;
+    private long mPendingRequestsWakelockTime = 0;
+    private long mPendingRequestsCount = 0;
+    private SparseArray<TelephonyHistogram> mRequestHistograms =
+            new SparseArray<TelephonyHistogram>();
+
+    public ClientRequestStats(Parcel in) {
+        readFromParcel(in);
+    }
+
+    public ClientRequestStats() {
+    }
+
+    public ClientRequestStats(ClientRequestStats clientRequestStats) {
+        mCallingPackage = clientRequestStats.getCallingPackage();
+        mCompletedRequestsCount = clientRequestStats.getCompletedRequestsCount();
+        mCompletedRequestsWakelockTime = clientRequestStats.getCompletedRequestsWakelockTime();
+        mPendingRequestsCount = clientRequestStats.getPendingRequestsCount();
+        mPendingRequestsWakelockTime = clientRequestStats.getPendingRequestsWakelockTime();
+
+        List<TelephonyHistogram> list = clientRequestStats.getRequestHistograms();
+        for (TelephonyHistogram entry : list) {
+            mRequestHistograms.put(entry.getId(), entry);
+        }
+    }
+
+    public String getCallingPackage() {
+        return mCallingPackage;
+    }
+
+    public void setCallingPackage(String mCallingPackage) {
+        this.mCallingPackage = mCallingPackage;
+    }
+
+    public long getCompletedRequestsWakelockTime() {
+        return mCompletedRequestsWakelockTime;
+    }
+
+    public void addCompletedWakelockTime(long completedRequestsWakelockTime) {
+        this.mCompletedRequestsWakelockTime += completedRequestsWakelockTime;
+    }
+
+    public long getPendingRequestsWakelockTime() {
+        return mPendingRequestsWakelockTime;
+    }
+
+    public void setPendingRequestsWakelockTime(long pendingRequestsWakelockTime) {
+        this.mPendingRequestsWakelockTime = pendingRequestsWakelockTime;
+    }
+
+    public long getCompletedRequestsCount() {
+        return mCompletedRequestsCount;
+    }
+
+    public void incrementCompletedRequestsCount() {
+        this.mCompletedRequestsCount++;
+    }
+
+    public long getPendingRequestsCount() {
+        return mPendingRequestsCount;
+    }
+
+    public void setPendingRequestsCount(long pendingRequestsCount) {
+        this.mPendingRequestsCount = pendingRequestsCount;
+    }
+
+    public List<TelephonyHistogram> getRequestHistograms() {
+        List<TelephonyHistogram> list;
+        synchronized (mRequestHistograms) {
+            list = new ArrayList<>(mRequestHistograms.size());
+            for (int i = 0; i < mRequestHistograms.size(); i++) {
+                TelephonyHistogram entry = new TelephonyHistogram(mRequestHistograms.valueAt(i));
+                list.add(entry);
+            }
+        }
+        return list;
+    }
+
+    public void updateRequestHistograms(int requestId, int time) {
+        synchronized (mRequestHistograms) {
+            TelephonyHistogram entry = mRequestHistograms.get(requestId);
+            if (entry == null) {
+                entry = new TelephonyHistogram(TelephonyHistogram.TELEPHONY_CATEGORY_RIL,
+                        requestId, REQUEST_HISTOGRAM_BUCKET_COUNT);
+                mRequestHistograms.put(requestId, entry);
+            }
+            entry.addTimeTaken(time);
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "ClientRequestStats{" +
+                "mCallingPackage='" + mCallingPackage + '\'' +
+                ", mCompletedRequestsWakelockTime=" + mCompletedRequestsWakelockTime +
+                ", mCompletedRequestsCount=" + mCompletedRequestsCount +
+                ", mPendingRequestsWakelockTime=" + mPendingRequestsWakelockTime +
+                ", mPendingRequestsCount=" + mPendingRequestsCount +
+                '}';
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    public void readFromParcel(Parcel in) {
+        mCallingPackage = in.readString();
+        mCompletedRequestsWakelockTime = in.readLong();
+        mCompletedRequestsCount = in.readLong();
+        mPendingRequestsWakelockTime = in.readLong();
+        mPendingRequestsCount = in.readLong();
+        ArrayList<TelephonyHistogram> requestHistograms = new ArrayList<TelephonyHistogram>();
+        in.readTypedList(requestHistograms, TelephonyHistogram.CREATOR);
+        for (TelephonyHistogram h : requestHistograms) {
+            mRequestHistograms.put(h.getId(), h);
+        }
+    }
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeString(mCallingPackage);
+        dest.writeLong(mCompletedRequestsWakelockTime);
+        dest.writeLong(mCompletedRequestsCount);
+        dest.writeLong(mPendingRequestsWakelockTime);
+        dest.writeLong(mPendingRequestsCount);
+        dest.writeTypedList(getRequestHistograms());
+    }
+}
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 1554868c30f2..fcae4c30ea70 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -39,6 +39,7 @@ import android.os.SystemProperties;
 import android.service.carrier.CarrierIdentifier;
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
+import android.telephony.ClientRequestStats;
 import android.telephony.TelephonyHistogram;
 import android.telephony.ims.feature.ImsFeature;
 import android.util.Log;
@@ -5844,5 +5845,27 @@ public class TelephonyManager {
             Log.e(TAG, "Error calling ITelephony#setPolicyDataEnabled", e);
         }
     }
+
+    /**
+     * Get Client request stats which will contain statistical information
+     * on each request made by client.
+     * Callers require either READ_PRIVILEGED_PHONE_STATE or
+     * READ_PHONE_STATE to retrieve the information.
+     * @param subId sub id
+     * @return List of Client Request Stats
+     * @hide
+     */
+    public List<ClientRequestStats> getClientRequestStats(int subId) {
+        try {
+            ITelephony service = getITelephony();
+            if (service != null) {
+                return service.getClientRequestStats(getOpPackageName(), subId);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Error calling ITelephony#getClientRequestStats", e);
+        }
+
+        return null;
+    }
 }
 
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index d406cb07fc45..19885966084c 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -24,6 +24,7 @@ import android.service.carrier.CarrierIdentifier;
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
 import android.telephony.CellInfo;
+import android.telephony.ClientRequestStats;
 import android.telephony.IccOpenLogicalChannelResponse;
 import android.telephony.ModemActivityInfo;
 import android.telephony.NeighboringCellInfo;
@@ -1192,4 +1193,14 @@ interface ITelephony {
      * @hide
      */
     void setPolicyDataEnabled(boolean enabled, int subId);
+
+
+    /**
+     * Get Client request stats which will contain statistical information
+     * on each request made by client.
+     * @param callingPackage package making the call.
+     * @param subId Subscription index
+     * @hide
+     */
+    List<ClientRequestStats> getClientRequestStats(String callingPackage, int subid);
 }