catalog-dao/src/main/java/org/openecomp/sdc/be/dao/cassandra/OperationalEnvironmentDao.java

   1 package org.openecomp.sdc.be.dao.cassandra;
   2
   3 import java.util.List;
   4
   5 import javax.annotation.PostConstruct;
   6
   7 import org.apache.commons.lang3.tuple.ImmutablePair;
   8 import org.openecomp.sdc.be.datatypes.enums.EnvironmentStatusEnum;
   9 import org.openecomp.sdc.be.resources.data.OperationalEnvironmentEntry;
  10 import org.openecomp.sdc.be.resources.data.auditing.AuditingTypesConstants;
  11 import org.slf4j.Logger;
  12 import org.slf4j.LoggerFactory;
  13 import org.springframework.stereotype.Component;
  14
  15 import com.datastax.driver.core.Session;
  16 import com.datastax.driver.mapping.MappingManager;
  17 import com.datastax.driver.mapping.Result;
  18
  19 import fj.data.Either;
  20
  21 @Component("operational-environment-dao")
  22 public class OperationalEnvironmentDao extends CassandraDao {
  23
  24     private static Logger logger = LoggerFactory.getLogger(OperationalEnvironmentDao.class.getName());
  25     private OperationalEnvironmentsAccessor operationalEnvironmentsAccessor;
  26
  27     public OperationalEnvironmentDao() {
  28         super();
  29     }
  30
  31     @PostConstruct
  32     public void init() {
  33         String keyspace = AuditingTypesConstants.REPO_KEYSPACE;
  34         if (client.isConnected()) {
  35             Either<ImmutablePair<Session, MappingManager>, CassandraOperationStatus> result = client.connect(keyspace);
  36             if (result.isLeft()) {
  37                 session = result.left().value().left;
  38                 manager = result.left().value().right;
  39                 operationalEnvironmentsAccessor = manager.createAccessor(OperationalEnvironmentsAccessor.class);
  40                 logger.info("** OperationalEnvironmentDao created");
  41             } else {
  42                 logger.info("** OperationalEnvironmentDao failed");
  43                 throw new RuntimeException("OperationalEnvironment keyspace [" + keyspace + "] failed to connect with error : "
  44                         + result.right().value());
  45             }
  46         } else {
  47             logger.info("** Cassandra client isn't connected");
  48             logger.info("** OperationalEnvironmentDao created, but not connected");
  49         }
  50     }
  51     public CassandraOperationStatus save(OperationalEnvironmentEntry operationalEnvironmentEntry) {
  52         return client.save(operationalEnvironmentEntry, OperationalEnvironmentEntry.class, manager);
  53     }
  54
  55     public Either<OperationalEnvironmentEntry, CassandraOperationStatus> get(String envId) {
  56         return client.getById(envId, OperationalEnvironmentEntry.class, manager);
  57     }
  58
  59     public CassandraOperationStatus delete(String envId) {
  60         return client.delete(envId, OperationalEnvironmentEntry.class, manager);
  61     }
  62
  63     public CassandraOperationStatus deleteAll() {
  64         logger.info("cleaning all operational environments.");
  65         String query = "truncate sdcrepository.operationalenvironment;";
  66         try {
  67             session.execute(query);
  68         } catch (Exception e) {
  69             logger.debug("Failed to clean operational environment", e);
  70             return CassandraOperationStatus.GENERAL_ERROR;
  71         }
  72         logger.info("cleaning all operational environment finished succsesfully.");
  73         return CassandraOperationStatus.OK;
  74     }
  75
  76     public Either<Boolean, CassandraOperationStatus> isTableEmpty(String tableName) {
  77         return super.isTableEmpty(tableName);
  78     }
  79
  80     //accessors
  81     public Either<List<OperationalEnvironmentEntry>, CassandraOperationStatus> getByEnvironmentsStatus(EnvironmentStatusEnum status) {
  82         Result<OperationalEnvironmentEntry> operationalEnvironments = operationalEnvironmentsAccessor.getByEnvironmentsStatus(status.getName());
  83         if (operationalEnvironments == null) {
  84             return Either.right(CassandraOperationStatus.NOT_FOUND);
  85         }
  86         return Either.left(operationalEnvironments.all());
  87     }
  88
  89 }