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/*
* Copyright (C) 2013 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 com.android.server.location;
import android.content.Context;
import android.hardware.location.IFusedLocationHardware;
import android.hardware.location.IFusedLocationHardwareSink;
import android.location.FusedBatchOptions;
import android.os.RemoteException;
/**
* FusedLocationHardware decorator that adds permission checking.
* @hide
*/
public class FusedLocationHardwareSecure extends IFusedLocationHardware.Stub {
private final IFusedLocationHardware mLocationHardware;
private final Context mContext;
private final String mPermissionId;
public FusedLocationHardwareSecure(
IFusedLocationHardware locationHardware,
Context context,
String permissionId) {
mLocationHardware = locationHardware;
mContext = context;
mPermissionId = permissionId;
}
private void checkPermissions() {
mContext.enforceCallingPermission(
mPermissionId,
String.format(
"Permission '%s' not granted to access FusedLocationHardware",
mPermissionId));
}
@Override
public void registerSink(IFusedLocationHardwareSink eventSink) throws RemoteException {
checkPermissions();
mLocationHardware.registerSink(eventSink);
}
@Override
public void unregisterSink(IFusedLocationHardwareSink eventSink) throws RemoteException {
checkPermissions();
mLocationHardware.unregisterSink(eventSink);
}
@Override
public int getSupportedBatchSize() throws RemoteException {
checkPermissions();
return mLocationHardware.getSupportedBatchSize();
}
@Override
public void startBatching(int id, FusedBatchOptions batchOptions) throws RemoteException {
checkPermissions();
mLocationHardware.startBatching(id, batchOptions);
}
@Override
public void stopBatching(int id) throws RemoteException {
checkPermissions();
mLocationHardware.stopBatching(id);
}
@Override
public void updateBatchingOptions(
int id,
FusedBatchOptions batchoOptions
) throws RemoteException {
checkPermissions();
mLocationHardware.updateBatchingOptions(id, batchoOptions);
}
@Override
public void requestBatchOfLocations(int batchSizeRequested) throws RemoteException {
checkPermissions();
mLocationHardware.requestBatchOfLocations(batchSizeRequested);
}
@Override
public boolean supportsDiagnosticDataInjection() throws RemoteException {
checkPermissions();
return mLocationHardware.supportsDiagnosticDataInjection();
}
@Override
public void injectDiagnosticData(String data) throws RemoteException {
checkPermissions();
mLocationHardware.injectDiagnosticData(data);
}
@Override
public boolean supportsDeviceContextInjection() throws RemoteException {
checkPermissions();
return mLocationHardware.supportsDeviceContextInjection();
}
@Override
public void injectDeviceContext(int deviceEnabledContext) throws RemoteException {
checkPermissions();
mLocationHardware.injectDeviceContext(deviceEnabledContext);
}
}
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