Java tutorial
/* * Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved. * * WSO2 Inc. licenses this file to you 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 org.wso2.iot.agent.services.operation; import android.app.admin.DevicePolicyManager; import android.content.ComponentName; import android.content.Context; import android.util.Log; import com.fasterxml.jackson.databind.DeserializationFeature; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.SerializationFeature; import org.wso2.iot.agent.AndroidAgentException; import org.wso2.iot.agent.R; import org.wso2.iot.agent.beans.Operation; import org.wso2.iot.agent.services.AgentDeviceAdminReceiver; import org.wso2.iot.agent.services.NotificationService; import org.wso2.iot.agent.services.PolicyOperationsMapper; import org.wso2.iot.agent.utils.Constants; import org.wso2.iot.agent.utils.Preference; import java.io.IOException; import java.util.List; /** * This class handles all the functionalities related to device management operations. */ public class OperationProcessor { private OperationManager operationManager; private Context context; private static final String TAG = OperationProcessor.class.getSimpleName(); public OperationProcessor(Context context) { this.context = context; /* Get matching OperationManager from the Factory */ OperationManagerFactory operationManagerFactory = new OperationManagerFactory(context); operationManager = operationManagerFactory.getOperationManager(); } /** * Executes device management operations on the device. * * @param operation - Operation object. */ public void doTask(org.wso2.iot.agent.beans.Operation operation) throws AndroidAgentException { switch (operation.getCode()) { case Constants.Operation.DEVICE_INFO: operationManager.getDeviceInfo(operation); break; case Constants.Operation.DEVICE_LOCATION: operationManager.getLocationInfo(operation); break; case Constants.Operation.APPLICATION_LIST: operationManager.getApplicationList(operation); break; case Constants.Operation.DEVICE_LOCK: operationManager.lockDevice(operation); break; case Constants.Operation.DEVICE_UNLOCK: operationManager.unlockDevice(operation); break; case Constants.Operation.WIPE_DATA: operationManager.wipeDevice(operation); break; case Constants.Operation.CLEAR_PASSWORD: operationManager.clearPassword(operation); break; case Constants.Operation.NOTIFICATION: operationManager.displayNotification(operation); break; case Constants.Operation.WIFI: operationManager.configureWifi(operation); break; case Constants.Operation.CAMERA: operationManager.disableCamera(operation); break; case Constants.Operation.INSTALL_APPLICATION: case Constants.Operation.INSTALL_APPLICATION_BUNDLE: case Constants.Operation.UPDATE_APPLICATION: operationManager.installAppBundle(operation); break; case Constants.Operation.UNINSTALL_APPLICATION: operationManager.uninstallApplication(operation); break; case Constants.Operation.ENCRYPT_STORAGE: operationManager.encryptStorage(operation); break; case Constants.Operation.DEVICE_RING: operationManager.ringDevice(operation); break; case Constants.Operation.DEVICE_MUTE: operationManager.muteDevice(operation); break; case Constants.Operation.WEBCLIP: operationManager.manageWebClip(operation); break; case Constants.Operation.PASSWORD_POLICY: operationManager.setPasswordPolicy(operation); break; case Constants.Operation.INSTALL_GOOGLE_APP: operationManager.installGooglePlayApp(operation); break; case Constants.Operation.CHANGE_LOCK_CODE: operationManager.changeLockCode(operation); break; case Constants.Operation.POLICY_BUNDLE: this.setPolicyBundle(operation); break; case Constants.Operation.WORK_PROFILE: operationManager.configureWorkProfile(operation); break; case Constants.Operation.POLICY_MONITOR: operationManager.monitorPolicy(operation); break; case Constants.Operation.POLICY_REVOKE: operationManager.revokePolicy(operation); break; case Constants.Operation.ENTERPRISE_WIPE: operationManager.enterpriseWipe(operation); break; case Constants.Operation.BLACKLIST_APPLICATIONS: operationManager.blacklistApps(operation); break; case Constants.Operation.DISENROLL: operationManager.disenrollDevice(operation); break; case Constants.Operation.UPGRADE_FIRMWARE: operationManager.upgradeFirmware(operation); break; case Constants.Operation.REBOOT: operationManager.rebootDevice(operation); break; case Constants.Operation.EXECUTE_SHELL_COMMAND: operationManager.executeShellCommand(operation); break; case Constants.Operation.SYSTEM_UPDATE_POLICY: operationManager.setSystemUpdatePolicy(operation); break; case Constants.Operation.RUNTIME_PERMISSION_POLICY: operationManager.setRuntimePermissionPolicy(operation); break; case Constants.Operation.ALLOW_PARENT_PROFILE_APP_LINKING: if (operationManager instanceof OperationManagerDeviceOwner) { operationManager.passOperationToSystemApp(operation); } else { operationManager.handleOwnersRestriction(operation); } break; case Constants.Operation.DISALLOW_CONFIG_VPN: if (operationManager instanceof OperationManagerDeviceOwner) { operationManager.passOperationToSystemApp(operation); } else { operationManager.handleOwnersRestriction(operation); } break; case Constants.Operation.DISALLOW_INSTALL_APPS: if (operationManager instanceof OperationManagerDeviceOwner) { operationManager.passOperationToSystemApp(operation); } else { operationManager.handleOwnersRestriction(operation); } break; case Constants.Operation.VPN: operationManager.configureVPN(operation); break; case Constants.Operation.APP_RESTRICTION: operationManager.restrictAccessToApplications(operation); break; case Constants.Operation.COSU_PROFILE_POLICY: operationManager.configureCOSUProfile(operation); case Constants.Operation.LOGCAT: operationManager.getLogcat(operation); break; case Constants.Operation.DISALLOW_ADJUST_VOLUME: case Constants.Operation.DISALLOW_SMS: case Constants.Operation.DISALLOW_CONFIG_CELL_BROADCASTS: case Constants.Operation.DISALLOW_CONFIG_BLUETOOTH: case Constants.Operation.DISALLOW_CONFIG_MOBILE_NETWORKS: case Constants.Operation.DISALLOW_CONFIG_TETHERING: case Constants.Operation.DISALLOW_CONFIG_WIFI: case Constants.Operation.DISALLOW_SAFE_BOOT: case Constants.Operation.DISALLOW_OUTGOING_CALLS: case Constants.Operation.DISALLOW_MOUNT_PHYSICAL_MEDIA: case Constants.Operation.DISALLOW_CREATE_WINDOWS: case Constants.Operation.DISALLOW_FACTORY_RESET: case Constants.Operation.DISALLOW_REMOVE_USER: case Constants.Operation.DISALLOW_ADD_USER: case Constants.Operation.DISALLOW_NETWORK_RESET: case Constants.Operation.DISALLOW_UNMUTE_MICROPHONE: case Constants.Operation.DISALLOW_USB_FILE_TRANSFER: operationManager.handleDeviceOwnerRestriction(operation); break; case Constants.Operation.DISALLOW_CONFIG_CREDENTIALS: case Constants.Operation.DISALLOW_APPS_CONTROL: case Constants.Operation.DISALLOW_CROSS_PROFILE_COPY_PASTE: case Constants.Operation.DISALLOW_DEBUGGING_FEATURES: case Constants.Operation.DISALLOW_INSTALL_UNKNOWN_SOURCES: case Constants.Operation.DISALLOW_MODIFY_ACCOUNTS: case Constants.Operation.DISALLOW_OUTGOING_BEAM: case Constants.Operation.DISALLOW_SHARE_LOCATION: case Constants.Operation.DISALLOW_UNINSTALL_APPS: case Constants.Operation.ENSURE_VERIFY_APPS: operationManager.handleOwnersRestriction(operation); break; case Constants.Operation.AUTO_TIME: operationManager.setAutoTimeRequired(operation); case Constants.Operation.SET_SCREEN_CAPTURE_DISABLED: operationManager.setScreenCaptureDisabled(operation); break; case Constants.Operation.SET_STATUS_BAR_DISABLED: operationManager.setStatusBarDisabled(operation); break; default: operationManager.passOperationToSystemApp(operation); break; } } public List<org.wso2.iot.agent.beans.Operation> getResultPayload() { return operationManager.getResultPayload(); } /** * Set policy bundle. * * @param operation - Operation object. */ public void setPolicyBundle(org.wso2.iot.agent.beans.Operation operation) throws AndroidAgentException { if (isDeviceAdminActive()) { if (Preference.getString(context, Constants.PreferenceFlag.APPLIED_POLICY) != null) { operationManager.revokePolicy(operation); } String payload = operation.getPayLoad().toString(); if (Constants.DEBUG_MODE_ENABLED) { Log.d(TAG, "Policy payload: " + payload); } PolicyOperationsMapper operationsMapper = new PolicyOperationsMapper(); ObjectMapper mapper = new ObjectMapper(); mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false); try { if (payload != null) { Preference.putString(context, Constants.PreferenceFlag.APPLIED_POLICY, payload); } List<Operation> operations = mapper.readValue(payload, mapper.getTypeFactory() .constructCollectionType(List.class, org.wso2.iot.agent.beans.Operation.class)); for (org.wso2.iot.agent.beans.Operation op : operations) { op = operationsMapper.getOperation(op); this.doTask(op); } operation.setStatus(context.getResources().getString(R.string.operation_value_completed)); operationManager.setPolicyBundle(operation); if (Constants.DEBUG_MODE_ENABLED) { Log.d(TAG, "Policy applied"); } } catch (IOException e) { operation.setStatus(context.getResources().getString(R.string.operation_value_error)); operation.setOperationResponse("Error occurred while parsing policy bundle stream."); operationManager.setPolicyBundle(operation); throw new AndroidAgentException("Error occurred while parsing stream", e); } } else { operation.setStatus(context.getResources().getString(R.string.operation_value_error)); operation.setOperationResponse("Device administrator is not activated, hence cannot execute policies."); operationManager.setPolicyBundle(operation); throw new AndroidAgentException("Device administrator is not activated, hence cannot execute policies"); } } private boolean isDeviceAdminActive() { DevicePolicyManager devicePolicyManager = (DevicePolicyManager) context .getSystemService(Context.DEVICE_POLICY_SERVICE); ComponentName cdmDeviceAdmin = new ComponentName(context, AgentDeviceAdminReceiver.class); return devicePolicyManager.isAdminActive(cdmDeviceAdmin); } /** * This method checks whether there are any previous notifications which were not sent * and send if found any. */ public void checkPreviousNotifications() throws AndroidAgentException { List<Operation> operations = NotificationService.getInstance(context.getApplicationContext()) .checkPreviousNotifications(); for (Operation operation : operations) { operationManager.getResultBuilder().build(operation); } } }