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Commit 8fa223cc authored by Automerger Merge Worker's avatar Automerger Merge Worker
Browse files

Merge "Merge "Limit the uniqueness of SignalMeasurementType instead of RAN in... 

Merge "Merge "Limit the uniqueness of SignalMeasurementType instead of RAN in SignalStrengthUpdateRequest" am: 68b12111 am: 44a43030 am: c2a9eac9" into sc-qpr1-dev-plus-aosp am: bb07fc94 am: ca6d79f5

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1826890

Change-Id: Ia95dcba09b4b27a08b8552cca7636e6e32e1dee5
parents 48004fb0 ca6d79f5

telephony/java/android/telephony/SignalStrengthUpdateRequest.java

+20 −7
Original line number Diff line number Diff line
@@ -26,8 +26,10 @@ import java.util.ArrayList; 
import java.util.Collection;

import java.util.Collections;

import java.util.Comparator;

import java.util.HashMap;

import java.util.HashSet;

import java.util.List;

import java.util.Map;

import java.util.Objects;

import java.util.Set;
@@ -101,9 +103,11 @@ public final class SignalStrengthUpdateRequest implements Parcelable { 
            }



            mSignalThresholdInfos = new ArrayList<>(signalThresholdInfos);

            // Sort the collection with RAN ascending order, make the ordering not matter for equals

            // Sort the collection with RAN and then SignalMeasurementType ascending order, make the

            // ordering not matter for equals

            mSignalThresholdInfos.sort(

                    Comparator.comparingInt(SignalThresholdInfo::getRadioAccessNetworkType));

                    Comparator.comparingInt(SignalThresholdInfo::getRadioAccessNetworkType)

                            .thenComparing(SignalThresholdInfo::getSignalMeasurementType));

            return this;

        }
@@ -144,7 +148,7 @@ public final class SignalStrengthUpdateRequest implements Parcelable { 
         * @return the SignalStrengthUpdateRequest object

         *

         * @throws IllegalArgumentException if the SignalThresholdInfo collection is empty size, the

         * radio access network type in the collection is not unique

         * signal measurement type for the same RAN in the collection is not unique

         */

        public @NonNull SignalStrengthUpdateRequest build() {

            return new SignalStrengthUpdateRequest(mSignalThresholdInfos,
@@ -258,14 +262,23 @@ public final class SignalStrengthUpdateRequest implements Parcelable { 
    }



    /**

     * Throw IAE when the RAN in the collection is not unique.

     * Throw IAE if SignalThresholdInfo collection is null or empty,

     * or the SignalMeasurementType for the same RAN in the collection is not unique.

     */

    private static void validate(Collection<SignalThresholdInfo> infos) {

        Set<Integer> uniqueRan = new HashSet<>(infos.size());

        if (infos == null || infos.isEmpty()) {

            throw new IllegalArgumentException("SignalThresholdInfo collection is null or empty");

        }



        // Map from RAN to set of SignalMeasurementTypes

        Map<Integer, Set<Integer>> ranToTypes = new HashMap<>(infos.size());

        for (SignalThresholdInfo info : infos) {

            final int ran = info.getRadioAccessNetworkType();

            if (!uniqueRan.add(ran)) {

                throw new IllegalArgumentException("RAN: " + ran + " is not unique");

            final int type = info.getSignalMeasurementType();

            ranToTypes.putIfAbsent(ran, new HashSet<>());

            if (!ranToTypes.get(ran).add(type)) {

                throw new IllegalArgumentException(

                        "SignalMeasurementType " + type + " for RAN " + ran + " is not unique");

            }

        }

    }