| /* |
| * Copyright 2017 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.hardware.location; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemApi; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * A class describing the nanoapp state information resulting from a query to a Context Hub |
| * through {@link ContextHubManager.queryNanoApps(ContextHubInfo)}. It contains metadata about |
| * the nanoapp running on a Context Hub. |
| * |
| * See "struct chreNanoappInfo" in the CHRE API (system/chre/chre_api) for additional details. |
| * |
| * @hide |
| */ |
| @SystemApi |
| public final class NanoAppState implements Parcelable { |
| private long mNanoAppId; |
| private int mNanoAppVersion; |
| private boolean mIsEnabled; |
| private List<String> mNanoAppPermissions = new ArrayList<String>(); |
| private List<NanoAppRpcService> mNanoAppRpcServiceList = |
| new ArrayList<NanoAppRpcService>(); |
| |
| /** |
| * @param nanoAppId The unique ID of this nanoapp, see {#getNanoAppId()}. |
| * @param appVersion The software version of this nanoapp, see {#getNanoAppVersion()}. |
| * @param enabled True if the nanoapp is enabled and running on the Context Hub. |
| */ |
| public NanoAppState(long nanoAppId, int appVersion, boolean enabled) { |
| mNanoAppId = nanoAppId; |
| mNanoAppVersion = appVersion; |
| mIsEnabled = enabled; |
| } |
| |
| /** |
| * @param nanoAppId The unique ID of this nanoapp, see {#getNanoAppId()}. |
| * @param appVersion The software version of this nanoapp, see {#getNanoAppVersion()}. |
| * @param enabled True if the nanoapp is enabled and running on the Context Hub. |
| * @param nanoAppPermissions The list of permissions required to communicate with this |
| * nanoapp. |
| */ |
| public NanoAppState(long nanoAppId, int appVersion, boolean enabled, |
| @NonNull List<String> nanoAppPermissions) { |
| mNanoAppId = nanoAppId; |
| mNanoAppVersion = appVersion; |
| mIsEnabled = enabled; |
| mNanoAppPermissions = Collections.unmodifiableList(nanoAppPermissions); |
| } |
| |
| /** |
| * @param nanoAppId The unique ID of this nanoapp, see {#getNanoAppId()}. |
| * @param appVersion The software version of this nanoapp, see {#getNanoAppVersion()}. |
| * @param enabled True if the nanoapp is enabled and running on the Context Hub. |
| * @param nanoAppPermissions The list of permissions required to communicate with this |
| * nanoapp. |
| * @param nanoAppRpcServiceList The list of RPC services published by this nanoapp, see |
| * {@link NanoAppRpcService} for additional details. |
| */ |
| public NanoAppState(long nanoAppId, int appVersion, boolean enabled, |
| @NonNull List<String> nanoAppPermissions, |
| @NonNull List<NanoAppRpcService> nanoAppRpcServiceList) { |
| mNanoAppId = nanoAppId; |
| mNanoAppVersion = appVersion; |
| mIsEnabled = enabled; |
| mNanoAppPermissions = Collections.unmodifiableList(nanoAppPermissions); |
| mNanoAppRpcServiceList = Collections.unmodifiableList(nanoAppRpcServiceList); |
| } |
| |
| /** |
| * @return the unique ID of this nanoapp, which must never change once released on Android. |
| */ |
| public long getNanoAppId() { |
| return mNanoAppId; |
| } |
| |
| /** |
| * The software version of this service, which follows the sematic |
| * versioning scheme (see semver.org). It follows the format |
| * major.minor.patch, where major and minor versions take up one byte |
| * each, and the patch version takes up the final 2 (lower) bytes. |
| * I.e. the version is encoded as 0xMMmmpppp, where MM, mm, pppp are |
| * the major, minor, patch versions, respectively. |
| * |
| * @return the app version |
| */ |
| public long getNanoAppVersion() { |
| return mNanoAppVersion; |
| } |
| |
| /** |
| * @return {@code true} if the app is enabled at the Context Hub, {@code false} otherwise |
| */ |
| public boolean isEnabled() { |
| return mIsEnabled; |
| } |
| |
| /** |
| * @return A read-only list of Android permissions that are all required to communicate with |
| * this nanoapp. |
| */ |
| public @NonNull List<String> getNanoAppPermissions() { |
| return mNanoAppPermissions; |
| } |
| |
| /** |
| * @return A read-only list of RPC services supported by this nanoapp. |
| */ |
| public @NonNull List<NanoAppRpcService> getRpcServices() { |
| return mNanoAppRpcServiceList; |
| } |
| |
| private NanoAppState(Parcel in) { |
| mNanoAppId = in.readLong(); |
| mNanoAppVersion = in.readInt(); |
| mIsEnabled = (in.readInt() == 1); |
| mNanoAppPermissions = new ArrayList<String>(); |
| in.readStringList(mNanoAppPermissions); |
| mNanoAppRpcServiceList = Collections.unmodifiableList( |
| Arrays.asList(in.readParcelableArray( |
| NanoAppRpcService.class.getClassLoader(), NanoAppRpcService.class))); |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel out, int flags) { |
| out.writeLong(mNanoAppId); |
| out.writeInt(mNanoAppVersion); |
| out.writeInt(mIsEnabled ? 1 : 0); |
| out.writeStringList(mNanoAppPermissions); |
| out.writeParcelableArray(mNanoAppRpcServiceList.toArray(new NanoAppRpcService[0]), 0); |
| } |
| |
| public static final @android.annotation.NonNull Creator<NanoAppState> CREATOR = |
| new Creator<NanoAppState>() { |
| @Override |
| public NanoAppState createFromParcel(Parcel in) { |
| return new NanoAppState(in); |
| } |
| |
| @Override |
| public NanoAppState[] newArray(int size) { |
| return new NanoAppState[size]; |
| } |
| }; |
| } |