Merge branch 'master' into 'master'

Adding new API to search devices based on device properties

See merge request entgra/carbon-device-mgt!162
revert-70aa11f8
Ruwan Yatawara 5 years ago
commit cd4373b352

@ -58,6 +58,7 @@ import org.wso2.carbon.device.mgt.common.operation.mgt.Activity;
import org.wso2.carbon.device.mgt.common.operation.mgt.Operation;
import org.wso2.carbon.device.mgt.common.policy.mgt.Policy;
import org.wso2.carbon.device.mgt.common.policy.mgt.monitor.NonComplianceData;
import org.wso2.carbon.device.mgt.common.search.PropertyMap;
import org.wso2.carbon.device.mgt.common.search.SearchContext;
import org.wso2.carbon.device.mgt.jaxrs.beans.DeviceList;
import org.wso2.carbon.device.mgt.jaxrs.beans.ErrorResponse;
@ -79,6 +80,7 @@ import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.util.List;
import java.util.Map;
/**
* Device related REST-API. This can be used to manipulated device related details.
@ -1074,6 +1076,84 @@ public interface DeviceManagementService {
required = true)
SearchContext searchContext);
@POST
@Path("/query-devices")
@ApiOperation(
produces = MediaType.APPLICATION_JSON,
consumes = MediaType.APPLICATION_JSON,
httpMethod = "POST",
value = "Property based Search for Devices",
notes = "Search for devices based on properties",
tags = "Device Management",
extensions = {
@Extension(properties = {
@ExtensionProperty(name = Constants.SCOPE, value = "perm:devices:search")
})
}
)
@ApiResponses(
value = {
@ApiResponse(
code = 200,
message = "OK. \n Successfully retrieved the device information.",
response = DeviceList.class,
responseHeaders = {
@ResponseHeader(
name = "Content-Type",
description = "The content type of the body"),
@ResponseHeader(
name = "ETag",
description = "Entity Tag of the response resource.\n" +
"Used by caches, or in conditional requests."),
@ResponseHeader(
name = "Last-Modified",
description = "Date and time the resource was last modified. \n" +
"Used by caches, or in conditional requests.")}),
@ApiResponse(
code = 304,
message = "Not Modified. \n " +
"Empty body because the client already has the latest version of the requested resource.\n"),
@ApiResponse(
code = 400,
message = "Bad Request. \n Invalid request or validation error.",
response = ErrorResponse.class),
@ApiResponse(
code = 404,
message = "Not Acceptable.\n The existing device did not match the values specified in the device search.",
response = ErrorResponse.class),
@ApiResponse(
code = 406,
message = "Not Acceptable.\n The requested media type is not supported"),
@ApiResponse(
code = 415,
message = "Unsupported media type. \n The format of the requested entity was not supported."),
@ApiResponse(
code = 500,
message = "Internal Server Error. \n " +
"Server error occurred while getting the device details.",
response = ErrorResponse.class)
})
Response queryDevicesByProperties(
@ApiParam(
name = "offset",
value = "The starting pagination index for the complete list of qualified items.",
required = false,
defaultValue = "0")
@QueryParam("offset")
int offset,
@ApiParam(
name = "limit",
value = "Provide how many activity details you require from the starting pagination index/offset.",
required = false,
defaultValue = "5")
@QueryParam("limit")
int limit,
@ApiParam(
name = "device property map",
value = "properties by which devices need filtered",
required = true)
PropertyMap map);
@GET
@Path("/{type}/{id}/applications")
@ApiOperation(

@ -63,6 +63,7 @@ import org.wso2.carbon.device.mgt.common.operation.mgt.OperationManagementExcept
import org.wso2.carbon.device.mgt.common.policy.mgt.Policy;
import org.wso2.carbon.device.mgt.common.policy.mgt.monitor.NonComplianceData;
import org.wso2.carbon.device.mgt.common.policy.mgt.monitor.PolicyComplianceException;
import org.wso2.carbon.device.mgt.common.search.PropertyMap;
import org.wso2.carbon.device.mgt.common.search.SearchContext;
import org.wso2.carbon.device.mgt.core.app.mgt.ApplicationManagementProviderService;
import org.wso2.carbon.device.mgt.core.device.details.mgt.DeviceDetailsMgtException;
@ -104,6 +105,7 @@ import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
@Path("/devices")
@Produces(MediaType.APPLICATION_JSON)
@ -652,6 +654,30 @@ public class DeviceManagementServiceImpl implements DeviceManagementService {
return Response.status(Response.Status.OK).entity(deviceList).build();
}
@POST
@Path("/query-devices")
@Override
public Response queryDevicesByProperties(@QueryParam("offset") int offset,
@QueryParam("limit") int limit, PropertyMap map) {
List<Device> devices;
DeviceList deviceList = new DeviceList();
try {
DeviceManagementProviderService dms = DeviceMgtAPIUtils.getDeviceManagementService();
devices = dms.getDevicesBasedOnProperties(map.getProperties());
if(devices == null || devices.isEmpty()){
return Response.status(Response.Status.OK).entity("No device found matching query criteria.").build();
}
} catch (DeviceManagementException e) {
String msg = "Error occurred while searching for devices that matches the provided device properties";
log.error(msg, e);
return Response.serverError().entity(
new ErrorResponse.ErrorResponseBuilder().setMessage(msg).build()).build();
}
deviceList.setList(devices);
deviceList.setCount(devices.size());
return Response.status(Response.Status.OK).entity(deviceList).build();
}
@GET
@Path("/{type}/{id}/applications")
@Override

@ -0,0 +1,43 @@
/*
* Copyright (c) 2016, 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.carbon.device.mgt.common.search;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import java.util.Map;
@ApiModel(value = "PropertyMap", description = "Search properties based on which devices need to be found.")
public class PropertyMap {
@ApiModelProperty(name = "properties", value = "Contains the properties for search.",
required = true)
private Map<String, String> properties;
public Map<String, String> getProperties() {
return properties;
}
public void setProperties(Map<String, String> properties) {
this.properties = properties;
}
}

@ -47,6 +47,7 @@ import org.wso2.carbon.device.mgt.core.geo.geoHash.GeoCoordinate;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* This class represents the key operations associated with persisting device related information.
@ -180,6 +181,26 @@ public interface DeviceDAO {
Device getDevice(DeviceIdentifier deviceIdentifier, Date ifModifiedSince, int tenantId) throws
DeviceManagementDAOException;
/**
* Retrieves a list of devices based on a given criteria of properties
* @param deviceProps properties by which devices need to be filtered
* @param tenantId tenant id
* @return list of devices with properties
* @throws DeviceManagementDAOException
*/
List<Device> getDeviceBasedOnDeviceProperties(Map<String, String> deviceProps, int tenantId) throws DeviceManagementDAOException;
/**
* Retrieves properties of given device identifier
*
* @param deviceId identifier of device that need to be retrieved
* @param tenantId tenant ID
* @return list of devices with properties
* @throws DeviceManagementDAOException
*/
Device getDeviceProps(String deviceId, int tenantId) throws DeviceManagementDAOException;
/**
* This method is used to retrieve a device of a given device-identifier and tenant-id which modified
* later than the ifModifiedSince param.

@ -56,15 +56,22 @@ import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.StringJoiner;
public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
private static final org.apache.commons.logging.Log log = LogFactory.getLog(AbstractDeviceDAOImpl.class);
private static final String PROPERTY_KEY_COLUMN_NAME = "PROPERTY_NAME";
private static final String PROPERTY_VALUE_COLUMN_NAME = "PROPERTY_VALUE";
private static final String PROPERTY_DEVICE_TYPE_NAME = "DEVICE_TYPE_NAME";
private static final String PROPERTY_DEVICE_IDENTIFICATION = "DEVICE_IDENTIFICATION";
@Override
public int addDevice(int typeId, Device device, int tenantId) throws DeviceManagementDAOException {
Connection conn;
@ -282,6 +289,103 @@ public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
return device;
}
@Override
public List<Device> getDeviceBasedOnDeviceProperties(Map<String,String> deviceProps, int tenantId)
throws DeviceManagementDAOException {
Connection conn = null;
PreparedStatement stmt = null;
ResultSet resultSet = null;
List<Device> devices = new ArrayList<>();
try {
List<List<String>> outputLists = new ArrayList<>();
List<String> deviceList = null;
conn = this.getConnection();
for (Map.Entry<String, String> entry : deviceProps.entrySet()) {
stmt = conn.prepareStatement("SELECT DEVICE_IDENTIFICATION FROM DM_DEVICE_PROPERTIES " +
"WHERE (PROPERTY_NAME , PROPERTY_VALUE) IN " +
"((? , ?)) AND TENANT_ID = ?");
stmt.setString(1, entry.getKey());
stmt.setString(2, entry.getValue());
stmt.setInt(3, tenantId);
resultSet = stmt.executeQuery();
deviceList = new ArrayList<>();
while (resultSet.next()) {
deviceList.add(resultSet.getString(PROPERTY_DEVICE_IDENTIFICATION));
}
outputLists.add(deviceList);
}
List<String> deviceIds = findIntersection(outputLists);
for(String deviceId : deviceIds){
devices.add(getDeviceProps(deviceId, tenantId));
}
} catch (SQLException e) {
String msg = "Error occurred while fetching devices against criteria : '" + deviceProps;
log.error(msg, e);
throw new DeviceManagementDAOException(msg, e);
} finally {
DeviceManagementDAOUtil.cleanupResources(stmt, resultSet);
}
return devices;
}
@Override
public Device getDeviceProps(String deviceId, int tenantId) throws DeviceManagementDAOException {
Connection conn = null;
PreparedStatement stmt = null;
Device device = null;
ResultSet resultSet = null;
String deviceType = null;
try {
conn = this.getConnection();
stmt = conn.prepareStatement(
"SELECT * FROM DM_DEVICE_PROPERTIES WHERE DEVICE_IDENTIFICATION = ? AND TENANT_ID = ?");
stmt.setString(1, deviceId);
stmt.setInt(2, tenantId);
resultSet = stmt.executeQuery();
List<Device.Property> properties = new ArrayList<>();
while (resultSet.next()) {
Device.Property property = new Device.Property();
property.setName(resultSet.getString(PROPERTY_KEY_COLUMN_NAME));
property.setValue(resultSet.getString(PROPERTY_VALUE_COLUMN_NAME));
properties.add(property);
//We are repeatedly assigning device type here. Yes. This was done intentionally, as there would be
//No other efficient/simple/inexpensive way of retrieving device type of a particular device from the database
//Note that device-identification will be unique across device types
deviceType = resultSet.getString(PROPERTY_DEVICE_TYPE_NAME);
}
device = new Device();
device.setDeviceIdentifier(deviceId);
device.setType(deviceType);
device.setProperties(properties);
} catch (SQLException e) {
String msg = "Error occurred while fetching properties for device : '" + deviceId;
log.error(msg, e);
throw new DeviceManagementDAOException(msg, e);
} finally {
DeviceManagementDAOUtil.cleanupResources(stmt, resultSet);
}
return device;
}
private List<String> findIntersection(List<List<String>> collections) {
boolean first = true;
List<String> intersectedResult = new ArrayList<>();
for (Collection<String> collection : collections) {
if (first) {
intersectedResult.addAll(collection);
first = false;
} else {
intersectedResult.retainAll(collection);
}
}
return intersectedResult;
}
@Override
public Device getDevice(String deviceIdentifier, Date since, int tenantId)
throws DeviceManagementDAOException {

@ -65,6 +65,7 @@ import org.wso2.carbon.device.mgt.core.geo.geoHash.GeoCoordinate;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Proxy class for all Device Management related operations that take the corresponding plugin type in
@ -254,6 +255,15 @@ public interface DeviceManagementProviderService {
*/
Device getDevice(DeviceIdentifier deviceId, Date since, boolean requireDeviceInfo) throws DeviceManagementException;
/**
* Retrieves a list of devices based on a given criteria of properties
*
* @param deviceProps properties by which devices need to be drawn
* @return list of devices
* @throws DeviceManagementException
*/
List<Device> getDevicesBasedOnProperties(Map deviceProps) throws DeviceManagementException;
/**
* Returns the device of specified id.
*

@ -1206,6 +1206,46 @@ public class DeviceManagementProviderServiceImpl implements DeviceManagementProv
return device;
}
@Override
public List<Device> getDevicesBasedOnProperties(Map deviceProps) throws DeviceManagementException {
if (deviceProps == null || deviceProps.isEmpty()) {
String msg = "Devices retrieval criteria cannot be null or empty.";
log.error(msg);
throw new DeviceManagementException(msg);
}
if (log.isDebugEnabled()) {
log.debug("Attempting to get devices based on criteria : " + deviceProps);
}
List<Device> devices;
try {
int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
DeviceManagementDAOFactory.openConnection();
devices = deviceDAO.getDeviceBasedOnDeviceProperties(deviceProps, tenantId);
if (devices == null) {
if (log.isDebugEnabled()) {
log.debug("No device is found against criteria : " + deviceProps + " and tenantId "+ tenantId);
}
return null;
}
} catch (DeviceManagementDAOException e) {
String msg = "Error occurred while obtaining devices based on criteria : " + deviceProps;
log.error(msg, e);
throw new DeviceManagementException(msg, e);
} catch (SQLException e) {
String msg = "Error occurred while opening a connection to the data source";
log.error(msg, e);
throw new DeviceManagementException(msg, e);
} catch (Exception e) {
String msg = "Error occurred while obtaining devices based on criteria : " + deviceProps;
log.error(msg, e);
throw new DeviceManagementException(msg, e);
} finally {
DeviceManagementDAOFactory.closeConnection();
}
return devices;
}
@Override
public Device getDevice(String deviceId, Date since, boolean requireDeviceInfo) throws DeviceManagementException {
if (deviceId == null || since == null) {

@ -37,6 +37,7 @@ package org.wso2.carbon.device.mgt.extensions.device.type.template.dao;
import org.wso2.carbon.device.mgt.common.Device;
import org.wso2.carbon.device.mgt.extensions.device.type.template.exception.DeviceTypeMgtPluginException;
import java.util.List;
public interface PluginDAO {

@ -48,7 +48,6 @@ import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

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