251 lines
8.6 KiB
Java
251 lines
8.6 KiB
Java
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package android.telephony.ims.feature;
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import android.annotation.NonNull;
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import android.annotation.SystemApi;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.telephony.ims.stub.ImsRegistrationImplBase;
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import android.util.ArraySet;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Set;
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/**
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* Used by the framework to enable and disable MMTEL and RCS capabilities. See
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* MmTelFeature#changeEnabledCapabilities and RcsFeature#changeEnabledCapabilities.
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* {@hide}
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*/
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@SystemApi
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public final class CapabilityChangeRequest implements Parcelable {
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/**
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* Contains a MMTEL feature capability {@link MmTelFeature.MmTelCapabilities} and RCS feature
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* capability {@link RcsFeature.RcsImsCapabilities}, along with an associated technology,
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* defined as
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_LTE} or
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_IWLAN}
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_CROSS_SIM}
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*/
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public static class CapabilityPair {
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private final int mCapability;
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private final int radioTech;
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public CapabilityPair(int capability,
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@ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
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this.mCapability = capability;
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this.radioTech = radioTech;
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}
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/**
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* @hide
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*/
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (!(o instanceof CapabilityPair)) return false;
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CapabilityPair that = (CapabilityPair) o;
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if (getCapability() != that.getCapability()) return false;
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return getRadioTech() == that.getRadioTech();
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}
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/**
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* @hide
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*/
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@Override
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public int hashCode() {
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int result = getCapability();
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result = 31 * result + getRadioTech();
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return result;
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}
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/**
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* @return The stored capability, defined as {@link MmTelFeature.MmTelCapabilities} and
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* {@link RcsFeature.RcsImsCapabilities}
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*/
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public int getCapability() {
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return mCapability;
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}
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/**
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* @return the stored radio technology, defined as
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_LTE},
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_IWLAN} or
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* {@link ImsRegistrationImplBase#REGISTRATION_TECH_CROSS_SIM}
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*/
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public @ImsRegistrationImplBase.ImsRegistrationTech int getRadioTech() {
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return radioTech;
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}
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@NonNull
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@Override
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public String toString() {
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return "CapabilityPair{"
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+ "mCapability=" + mCapability
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+ ", radioTech=" + radioTech + '}';
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}
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}
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// Pair contains <radio tech, mCapability>
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private final Set<CapabilityPair> mCapabilitiesToEnable;
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// Pair contains <radio tech, mCapability>
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private final Set<CapabilityPair> mCapabilitiesToDisable;
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/** @hide */
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public CapabilityChangeRequest() {
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mCapabilitiesToEnable = new ArraySet<>();
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mCapabilitiesToDisable = new ArraySet<>();
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}
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/**
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* Add one or many capabilities to the request to be enabled.
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*
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* @param capabilities A bitfield of capabilities to enable, valid values are defined in
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* {@link MmTelFeature.MmTelCapabilities} and {@link RcsFeature.RcsImsCapabilities}.
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* @param radioTech the radio tech that these capabilities should be enabled for, valid
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* values are in {@link ImsRegistrationImplBase.ImsRegistrationTech}.
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*/
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public void addCapabilitiesToEnableForTech(int capabilities,
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@ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
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addAllCapabilities(mCapabilitiesToEnable, capabilities, radioTech);
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}
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/**
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* Add one or many capabilities to the request to be disabled.
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* @param capabilities A bitfield of capabilities to diable, valid values are defined in
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* {@link MmTelFeature.MmTelCapabilities} and {@link RcsFeature.RcsImsCapabilities}.
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* @param radioTech the radio tech that these capabilities should be disabled for, valid
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* values are in {@link ImsRegistrationImplBase.ImsRegistrationTech}.
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*/
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public void addCapabilitiesToDisableForTech(int capabilities,
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@ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
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addAllCapabilities(mCapabilitiesToDisable, capabilities, radioTech);
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}
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/**
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* @return a {@link List} of {@link CapabilityPair}s that are requesting to be enabled.
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*/
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public List<CapabilityPair> getCapabilitiesToEnable() {
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return new ArrayList<>(mCapabilitiesToEnable);
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}
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/**
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* @return a {@link List} of {@link CapabilityPair}s that are requesting to be disabled.
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*/
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public List<CapabilityPair> getCapabilitiesToDisable() {
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return new ArrayList<>(mCapabilitiesToDisable);
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}
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// Iterate through capabilities bitfield and add each one as a pair associated with the radio
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// technology
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private void addAllCapabilities(Set<CapabilityPair> set, int capabilities, int tech) {
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long highestCapability = Long.highestOneBit(capabilities);
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for (int i = 1; i <= highestCapability; i *= 2) {
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if ((i & capabilities) > 0) {
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set.add(new CapabilityPair(/*capability*/ i, /*radioTech*/ tech));
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}
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}
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}
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/**
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* @hide
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*/
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protected CapabilityChangeRequest(Parcel in) {
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int enableSize = in.readInt();
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mCapabilitiesToEnable = new ArraySet<>(enableSize);
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for (int i = 0; i < enableSize; i++) {
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mCapabilitiesToEnable.add(new CapabilityPair(/*capability*/ in.readInt(),
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/*radioTech*/ in.readInt()));
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}
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int disableSize = in.readInt();
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mCapabilitiesToDisable = new ArraySet<>(disableSize);
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for (int i = 0; i < disableSize; i++) {
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mCapabilitiesToDisable.add(new CapabilityPair(/*capability*/ in.readInt(),
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/*radioTech*/ in.readInt()));
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}
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}
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public static final @android.annotation.NonNull Creator<CapabilityChangeRequest> CREATOR =
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new Creator<CapabilityChangeRequest>() {
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@Override
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public CapabilityChangeRequest createFromParcel(Parcel in) {
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return new CapabilityChangeRequest(in);
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}
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@Override
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public CapabilityChangeRequest[] newArray(int size) {
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return new CapabilityChangeRequest[size];
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}
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};
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(Parcel dest, int flags) {
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dest.writeInt(mCapabilitiesToEnable.size());
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for (CapabilityPair pair : mCapabilitiesToEnable) {
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dest.writeInt(pair.getCapability());
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dest.writeInt(pair.getRadioTech());
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}
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dest.writeInt(mCapabilitiesToDisable.size());
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for (CapabilityPair pair : mCapabilitiesToDisable) {
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dest.writeInt(pair.getCapability());
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dest.writeInt(pair.getRadioTech());
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}
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}
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@NonNull
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@Override
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public String toString() {
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return "CapabilityChangeRequest{"
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+ "mCapabilitiesToEnable=" + mCapabilitiesToEnable
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+ ", mCapabilitiesToDisable=" + mCapabilitiesToDisable + '}';
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}
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/**
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* @hide
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*/
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (!(o instanceof CapabilityChangeRequest)) return false;
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CapabilityChangeRequest
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that = (CapabilityChangeRequest) o;
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if (!mCapabilitiesToEnable.equals(that.mCapabilitiesToEnable)) return false;
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return mCapabilitiesToDisable.equals(that.mCapabilitiesToDisable);
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}
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/**
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* @hide
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*/
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@Override
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public int hashCode() {
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int result = mCapabilitiesToEnable.hashCode();
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result = 31 * result + mCapabilitiesToDisable.hashCode();
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return result;
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}
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}
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