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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.dao.impl;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import org.openecomp.sdc.be.config.ConfigurationManager;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.dao.api.IUsersDAO;
import org.openecomp.sdc.be.dao.graph.datatype.GraphElement;
import org.openecomp.sdc.be.dao.graph.datatype.GraphElementTypeEnum;
import org.openecomp.sdc.be.dao.neo4j.Neo4jClient;
import org.openecomp.sdc.be.dao.neo4j.Neo4jOperationStatus;
import org.openecomp.sdc.be.dao.neo4j.filters.MatchFilter;
import org.openecomp.sdc.be.dao.neo4j.filters.UpdateFilter;
import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
import org.openecomp.sdc.be.resources.data.UserData;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import fj.data.Either;
//@Component("users-dao")
public class Neo4jUsersDAO implements IUsersDAO {
// @Resource
Neo4jClient neo4jClient;
private static Logger logger = LoggerFactory.getLogger(Neo4jUsersDAO.class.getName());
public Neo4jUsersDAO() {
}
@PostConstruct
public void init() {
}
private void createIndexesAndConstraints() {
Either<Map<String, List<String>>, Neo4jOperationStatus> statusInd = neo4jClient
.getIndexes(NodeTypeEnum.User.getName());
if (statusInd.isRight()) {
logger.error("Failed to get indexes from Neo4j graph");
throw new RuntimeException("Failed to initialize Neo4jUsersDAO - Failed to get indexes from Neo4j graph");
}
Map<String, List<String>> indexes = statusInd.left().value();
if (indexes == null || indexes.isEmpty()) {
logger.info("Define users indexes in Neo4j");
List<String> propertyNames = new ArrayList<String>();
propertyNames.add("firstName");
propertyNames.add("lastName");
propertyNames.add("email");
propertyNames.add("role");
logger.info("Start create Users indexes in Neo4jGraph");
Neo4jOperationStatus createIndexStatus = neo4jClient.createIndex(NodeTypeEnum.User.getName(),
propertyNames);
if (createIndexStatus.equals(Neo4jOperationStatus.OK)) {
logger.info("Users indexes created in Neo4j");
List<String> propertyUnique = new ArrayList<String>();
propertyUnique.add("userId");
logger.info("Start create Users constraints in Neo4jGraph");
Neo4jOperationStatus createUniquenessStatus = neo4jClient
.createUniquenessConstraints(NodeTypeEnum.User.getName(), propertyUnique);
if (createUniquenessStatus.equals(Neo4jOperationStatus.OK)) {
logger.info("Users constraints creatyed in Neo4j");
} else {
logger.error("Failed to create constraints in Neo4j graph [{}]", createUniquenessStatus);
throw new RuntimeException(
"Failed to initialize Neo4jUsersDAO - Failed to create constraints in Neo4j graph");
}
} else {
logger.error("Failed to create indexes in Neo4j graph [{}]", createIndexStatus);
throw new RuntimeException(
"Failed to initialize Neo4jUsersDAO - Failed to create indexes in Neo4j graph");
}
} else {
logger.info("Users indexes already defined in Neo4j");
}
}
@Override
public Either<UserData, ActionStatus> getUserData(String id) {
MatchFilter filter = new MatchFilter();
filter.addToMatch("userId", id);
Either<List<GraphElement>, Neo4jOperationStatus> status = neo4jClient.getByFilter(GraphElementTypeEnum.Node,
NodeTypeEnum.User.getName(), filter);
if (status.isRight()) {
return Either.right(ActionStatus.GENERAL_ERROR);
} else {
List<GraphElement> value = status.left().value();
if (value == null || value.isEmpty()) {
return Either.right(ActionStatus.USER_NOT_FOUND);
} else {
return Either.left((UserData) value.get(0));
}
}
}
@Override
public ActionStatus saveUserData(UserData userData) {
Neo4jOperationStatus status = neo4jClient.createElement(userData);
if (status.equals(Neo4jOperationStatus.OK)) {
return ActionStatus.OK;
} else {
return ActionStatus.GENERAL_ERROR;
}
}
@Override
public ActionStatus updateUserData(UserData userData) {
UpdateFilter filter = new UpdateFilter();
filter.addToMatch("userId", userData.getUserId());
filter.setToUpdate(userData.toGraphMap());
Neo4jOperationStatus status = neo4jClient.updateElement(GraphElementTypeEnum.Node, NodeTypeEnum.User.getName(),
filter);
if (status.equals(Neo4jOperationStatus.OK)) {
return ActionStatus.OK;
} else {
return ActionStatus.GENERAL_ERROR;
}
}
@Override
public ActionStatus deleteUserData(String id) {
MatchFilter filter = new MatchFilter();
filter.addToMatch("userId", id);
Neo4jOperationStatus status = neo4jClient.deleteElement(GraphElementTypeEnum.Node, NodeTypeEnum.User.getName(),
filter);
if (status.equals(Neo4jOperationStatus.OK)) {
return ActionStatus.OK;
} else {
return ActionStatus.GENERAL_ERROR;
}
}
public Neo4jClient getNeo4jClient() {
return neo4jClient;
}
public void setNeo4jClient(Neo4jClient neo4jClient) {
this.neo4jClient = neo4jClient;
}
}
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