Pahansith
4 years ago
parent
09b1711b9c
commit
bc7e39c883
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/*
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* Copyright (c) 2020, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
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*
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* Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.device.mgt.core.cache;
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import java.util.Objects;
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public class GeoCacheKey {
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private int fenceId;
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private int tenantId;
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private volatile int hashCode;
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public GeoCacheKey(int fenceId, int tenantId) {
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this.fenceId = fenceId;
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this.tenantId = tenantId;
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}
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public GeoCacheKey() {
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}
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public int getFenceId() {
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return fenceId;
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}
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public void setFenceId(int fenceId) {
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this.fenceId = fenceId;
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}
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public int getTenantId() {
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return tenantId;
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}
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public void setTenantId(int tenantId) {
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this.tenantId = tenantId;
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}
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@Override
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public boolean equals(Object obj) {
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if (obj == null) {
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return false;
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}
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if (!GeoCacheKey.class.isAssignableFrom(obj.getClass())) {
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return false;
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}
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final GeoCacheKey other = (GeoCacheKey) obj;
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String thisId = this.fenceId + "-" + "_" + this.tenantId;
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String otherId = other.fenceId + "-" + "_" + other.tenantId;
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return thisId.equals(otherId);
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}
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@Override
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public int hashCode() {
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if (hashCode == 0) {
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hashCode = Objects.hash(fenceId, tenantId);
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}
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return hashCode;
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}
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}
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@ -0,0 +1,54 @@
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/*
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* Copyright (c) 2020, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
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*
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* Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.device.mgt.core.cache;
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import org.wso2.carbon.device.mgt.common.geo.service.GeofenceData;
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public interface GeoCacheManager {
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/**
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* Add geo fences to the cache
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* @param geofenceData adding fence object
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* @param fenceId id of the fence
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* @param tenantId id of the tenant
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*/
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void addFenceToCache(GeofenceData geofenceData, int fenceId, int tenantId);
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/**
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* Update geo fences already in cache
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* @param geofenceData updating geo fence object
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* @param fenceId id of the fence
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* @param tenantId id of the tenant
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*/
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void updateGeoFenceInCache(GeofenceData geofenceData, int fenceId, int tenantId);
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/**
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* Remove geo fence from cache
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* @param fenceId id of the fence
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* @param tenantId id of the tenant
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*/
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void removeFenceFromCache(int fenceId, int tenantId);
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/**
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* Get geo fence data from the cache
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* @param fenceId id of the retrieving fence object
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* @param tenantId tenant id of the fence created
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* @return GeofenceData object if the cache have the specific object or null if there is no entry
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*/
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GeofenceData getGeoFenceFromCache(int fenceId, int tenantId);
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}
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@ -0,0 +1,95 @@
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/*
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* Copyright (c) 2020, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
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*
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* Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.device.mgt.core.cache.impl;
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import org.wso2.carbon.device.mgt.common.geo.service.GeofenceData;
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import org.wso2.carbon.device.mgt.core.cache.GeoCacheKey;
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import org.wso2.carbon.device.mgt.core.cache.GeoCacheManager;
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import org.wso2.carbon.device.mgt.core.util.DeviceManagerUtil;
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import javax.cache.Cache;
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public class GeoCacheManagerImpl implements GeoCacheManager {
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private static GeoCacheManager geoCacheManager;
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private GeoCacheManagerImpl() {}
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public static GeoCacheManager getInstance() {
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if (geoCacheManager == null) {
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synchronized (GeoCacheManagerImpl.class) {
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if (geoCacheManager == null) {
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geoCacheManager = new GeoCacheManagerImpl();
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}
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}
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}
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return geoCacheManager;
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}
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@Override
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public void addFenceToCache(GeofenceData geofenceData, int fenceId, int tenantId) {
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Cache<GeoCacheKey, GeofenceData> lCache = DeviceManagerUtil.getGeoCache();
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if (lCache != null) {
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GeoCacheKey cacheKey = getCacheKey(fenceId, tenantId);
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if (lCache.containsKey(cacheKey)) {
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this.updateGeoFenceInCache(geofenceData, fenceId, tenantId);
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} else {
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lCache.put(cacheKey, geofenceData);
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}
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}
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}
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@Override
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public void removeFenceFromCache(int fenceId, int tenantId) {
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Cache<GeoCacheKey, GeofenceData> lCache = DeviceManagerUtil.getGeoCache();
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if (lCache != null) {
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GeoCacheKey cacheKey = getCacheKey(fenceId, tenantId);
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if (lCache.containsKey(cacheKey)) {
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lCache.remove(cacheKey);
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}
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}
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}
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@Override
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public void updateGeoFenceInCache(GeofenceData geofenceData, int fenceId, int tenantId) {
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Cache<GeoCacheKey, GeofenceData> lCache = DeviceManagerUtil.getGeoCache();
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if (lCache != null) {
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GeoCacheKey cacheKey = getCacheKey(fenceId, tenantId);
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if (lCache.containsKey(cacheKey)) {
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lCache.replace(cacheKey, geofenceData);
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}
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}
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}
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@Override
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public GeofenceData getGeoFenceFromCache(int fenceId, int tenantId) {
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GeofenceData geofenceData = null;
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Cache<GeoCacheKey, GeofenceData> lCache = DeviceManagerUtil.getGeoCache();
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if (lCache != null) {
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geofenceData = lCache.get(getCacheKey(fenceId, tenantId));
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}
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return geofenceData;
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}
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private GeoCacheKey getCacheKey(int fenceId, int tenantId) {
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GeoCacheKey geoCacheKey = new GeoCacheKey();
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geoCacheKey.setFenceId(fenceId);
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geoCacheKey.setTenantId(tenantId);
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return geoCacheKey;
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}
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}
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@ -0,0 +1,57 @@
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/*
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* Copyright (c) 2020, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
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*
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* Entgra (Pvt) Ltd. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* 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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.device.mgt.core.config.cache;
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import javax.xml.bind.annotation.XmlElement;
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import javax.xml.bind.annotation.XmlRootElement;
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@XmlRootElement(name = "GeoFenceCacheConfiguration")
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public class GeoFenceCacheConfiguration {
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private boolean isEnabled;
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private int expiryTime;
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private long capacity;
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@XmlElement(name = "Enable", required = true)
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public boolean isEnabled() {
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return isEnabled;
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}
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public void setEnabled(boolean enabled) {
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isEnabled = enabled;
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}
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@XmlElement(name = "ExpiryTime", required = true)
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public int getExpiryTime() {
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return expiryTime;
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}
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public void setExpiryTime(int expiryTime) {
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this.expiryTime = expiryTime;
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}
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@XmlElement(name = "Capacity", required = true)
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public long getCapacity() {
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return capacity;
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}
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public void setCapacity(long capacity) {
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this.capacity = capacity;
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}
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}
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