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Commit 9d704cb2 authored by xshu's avatar xshu
Browse files

Delete WifiManager API - getConnectionStatistics

Bug: 70901977
Test: compie, run ./frameworks/base/wifi/tests/runtests.sh

Change-Id: If425576642e1a2a055ea5459d1f4440bdde48f9f
parent 1b3adf94
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+0 −19
Original line number Diff line number Diff line
@@ -126,25 +126,6 @@ package android.net.wifi {
    field public boolean untrusted;
  }

  public class WifiConnectionStatistics implements android.os.Parcelable {
    ctor public WifiConnectionStatistics();
    ctor public WifiConnectionStatistics(android.net.wifi.WifiConnectionStatistics);
    method public int describeContents();
    method public void incrementOrAddUntrusted(java.lang.String, int, int);
    method public void writeToParcel(android.os.Parcel, int);
    field public static final android.os.Parcelable.Creator<android.net.wifi.WifiConnectionStatistics> CREATOR;
    field public int num24GhzConnected;
    field public int num5GhzConnected;
    field public int numAutoJoinAttempt;
    field public int numAutoRoamAttempt;
    field public int numWifiManagerJoinAttempt;
    field public java.util.HashMap<java.lang.String, android.net.wifi.WifiNetworkConnectionStatistics> untrustedNetworkHistory;
  }

  public class WifiManager {
    method public android.net.wifi.WifiConnectionStatistics getConnectionStatistics();
  }

}

package android.os {
+0 −3
Original line number Diff line number Diff line
@@ -28,7 +28,6 @@ import android.net.wifi.WifiInfo;
import android.net.wifi.ScanSettings;
import android.net.wifi.ScanResult;
import android.net.wifi.PasspointManagementObjectDefinition;
import android.net.wifi.WifiConnectionStatistics;
import android.net.wifi.WifiActivityEnergyInfo;
import android.net.Network;

@@ -166,8 +165,6 @@ interface IWifiManager

    void enableWifiConnectivityManager(boolean enabled);

    WifiConnectionStatistics getConnectionStatistics();

    void disableEphemeralNetwork(String SSID);

    void factoryReset();
+0 −19
Original line number Diff line number Diff line
/**
 * Copyright (c) 2014, 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.net.wifi;

parcelable WifiConnectionStatistics;
+0 −158
Original line number Diff line number Diff line
/*
 * Copyright (C) 2014 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.net.wifi;

import android.annotation.SystemApi;

import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;

import java.util.HashMap;

/**
 * Wifi Connection Statistics: gather various stats regarding WiFi connections,
 * connection requests, auto-join
 * and WiFi usage.
 * @hide
 * @removed
 */
@SystemApi
public class WifiConnectionStatistics implements Parcelable {
    private static final String TAG = "WifiConnnectionStatistics";

    /**
     *  history of past connection to untrusted SSID
     *  Key = SSID
     *  Value = num connection
     */
    public HashMap<String, WifiNetworkConnectionStatistics> untrustedNetworkHistory;

    // Number of time we polled the chip and were on 5GHz
    public int num5GhzConnected;

    // Number of time we polled the chip and were on 2.4GHz
    public int num24GhzConnected;

    // Number autojoin attempts
    public int numAutoJoinAttempt;

    // Number auto-roam attempts
    public int numAutoRoamAttempt;

    // Number wifimanager join attempts
    public int numWifiManagerJoinAttempt;

    public WifiConnectionStatistics() {
        untrustedNetworkHistory = new HashMap<String, WifiNetworkConnectionStatistics>();
    }

    public void incrementOrAddUntrusted(String SSID, int connection, int usage) {
        WifiNetworkConnectionStatistics stats;
        if (TextUtils.isEmpty(SSID))
            return;
        if (untrustedNetworkHistory.containsKey(SSID)) {
            stats = untrustedNetworkHistory.get(SSID);
            if (stats != null){
                stats.numConnection = connection + stats.numConnection;
                stats.numUsage = usage + stats.numUsage;
            }
        } else {
            stats = new WifiNetworkConnectionStatistics(connection, usage);
        }
        if (stats != null) {
            untrustedNetworkHistory.put(SSID, stats);
        }
    }

    @Override
    public String toString() {
        StringBuilder sbuf = new StringBuilder();
        sbuf.append("Connected on: 2.4Ghz=").append(num24GhzConnected);
        sbuf.append(" 5Ghz=").append(num5GhzConnected).append("\n");
        sbuf.append(" join=").append(numWifiManagerJoinAttempt);
        sbuf.append("\\").append(numAutoJoinAttempt).append("\n");
        sbuf.append(" roam=").append(numAutoRoamAttempt).append("\n");

        for (String Key : untrustedNetworkHistory.keySet()) {
            WifiNetworkConnectionStatistics stats = untrustedNetworkHistory.get(Key);
            if (stats != null) {
                sbuf.append(Key).append(" ").append(stats.toString()).append("\n");
            }
        }
        return sbuf.toString();
    }

    /** copy constructor*/
    public WifiConnectionStatistics(WifiConnectionStatistics source) {
        untrustedNetworkHistory = new HashMap<String, WifiNetworkConnectionStatistics>();
        if (source != null) {
            untrustedNetworkHistory.putAll(source.untrustedNetworkHistory);
        }
    }

    /** Implement the Parcelable interface */
    public int describeContents() {
        return 0;
    }

    /** Implement the Parcelable interface */
    @Override
    public void writeToParcel(Parcel dest, int flags) {
        dest.writeInt(num24GhzConnected);
        dest.writeInt(num5GhzConnected);
        dest.writeInt(numAutoJoinAttempt);
        dest.writeInt(numAutoRoamAttempt);
        dest.writeInt(numWifiManagerJoinAttempt);

        dest.writeInt(untrustedNetworkHistory.size());
        for (String Key : untrustedNetworkHistory.keySet()) {
            WifiNetworkConnectionStatistics num = untrustedNetworkHistory.get(Key);
            dest.writeString(Key);
            dest.writeInt(num.numConnection);
            dest.writeInt(num.numUsage);

        }
    }

    /** Implement the Parcelable interface */
    public static final Creator<WifiConnectionStatistics> CREATOR =
        new Creator<WifiConnectionStatistics>() {
            public WifiConnectionStatistics createFromParcel(Parcel in) {
                WifiConnectionStatistics stats = new WifiConnectionStatistics();
                stats.num24GhzConnected = in.readInt();
                stats.num5GhzConnected = in.readInt();
                stats.numAutoJoinAttempt = in.readInt();
                stats.numAutoRoamAttempt = in.readInt();
                stats.numWifiManagerJoinAttempt = in.readInt();
                int n = in.readInt();
                while (n-- > 0) {
                    String Key = in.readString();
                    int numConnection = in.readInt();
                    int numUsage = in.readInt();
                    WifiNetworkConnectionStatistics st =
                            new WifiNetworkConnectionStatistics(numConnection, numUsage);
                    stats.untrustedNetworkHistory.put(Key, st);
                }
                return stats;
            }

            public WifiConnectionStatistics[] newArray(int size) {
                return new WifiConnectionStatistics[size];
            }
        };
}
+0 −14
Original line number Diff line number Diff line
@@ -998,20 +998,6 @@ public class WifiManager {
        }
    }

    /**
     * @hide
     * @removed
     */
    @SystemApi
    @RequiresPermission(android.Manifest.permission.READ_WIFI_CREDENTIAL)
    public WifiConnectionStatistics getConnectionStatistics() {
        try {
            return mService.getConnectionStatistics();
        } catch (RemoteException e) {
            throw e.rethrowFromSystemServer();
        }
    }

    /**
     * Returns a WifiConfiguration matching this ScanResult
     *