--- /dev/null
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2021 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.provider.impl;
+
+import java.io.Closeable;
+import java.util.Properties;
+import javax.ws.rs.core.Response;
+import lombok.Getter;
+import lombok.NonNull;
+import org.eclipse.persistence.config.PersistenceUnitProperties;
+import org.onap.policy.models.base.PfModelException;
+import org.onap.policy.models.dao.DaoParameters;
+import org.onap.policy.models.dao.PfDao;
+import org.onap.policy.models.dao.PfDaoFactory;
+import org.onap.policy.models.dao.impl.DefaultPfDao;
+import org.onap.policy.models.provider.PolicyModelsProviderParameters;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class provides an abstract models provider that can be used to initialise the database for any specialisation of
+ * the class.
+ */
+public abstract class AbstractModelsProvider implements Closeable {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(AbstractModelsProvider.class);
+
+ private final PolicyModelsProviderParameters parameters;
+
+ // Database connection and the DAO for reading and writing Policy Framework concepts
+ @Getter
+ private PfDao pfDao;
+
+ /**
+ * Constructor that takes the parameters.
+ *
+ * @param parameters the parameters for the provider
+ */
+ protected AbstractModelsProvider(@NonNull final PolicyModelsProviderParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ /**
+ * Initialise the provider.
+ *
+ * @throws PfModelException in initialisation errors
+ */
+ public synchronized void init() throws PfModelException {
+ LOGGER.debug("opening the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
+ parameters.getPersistenceUnit());
+
+ if (pfDao != null) {
+ String errorMessage = "provider is already initialized";
+ throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage);
+ }
+
+ // Parameters for the DAO
+ final DaoParameters daoParameters = new DaoParameters();
+ daoParameters.setPluginClass(DefaultPfDao.class.getName());
+ daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
+
+ // @formatter:off
+ Properties jdbcProperties = new Properties();
+ jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_DRIVER, parameters.getDatabaseDriver());
+ jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_URL, parameters.getDatabaseUrl());
+ jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_USER, parameters.getDatabaseUser());
+ jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_PASSWORD, parameters.getDatabasePassword());
+ // @formatter:on
+
+ daoParameters.setJdbcProperties(jdbcProperties);
+
+ try {
+ pfDao = new PfDaoFactory().createPfDao(daoParameters);
+ pfDao.init(daoParameters);
+ } catch (Exception exc) {
+ String errorMessage = "could not create Data Access Object (DAO) using url \"" + parameters.getDatabaseUrl()
+ + "\" and persistence unit \"" + parameters.getPersistenceUnit() + "\"";
+
+ this.close();
+ throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
+ }
+ }
+
+ @Override
+ public synchronized void close() {
+ LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
+ parameters.getPersistenceUnit());
+
+ if (pfDao != null) {
+ pfDao.close();
+ pfDao = null;
+ }
+
+ LOGGER.debug("closed the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
+ parameters.getPersistenceUnit());
+ }
+}
import java.util.Collection;
import java.util.Date;
import java.util.List;
-import java.util.Properties;
import javax.ws.rs.core.Response;
import lombok.NonNull;
-import org.eclipse.persistence.config.PersistenceUnitProperties;
import org.onap.policy.models.base.PfModelException;
import org.onap.policy.models.base.PfModelRuntimeException;
-import org.onap.policy.models.dao.DaoParameters;
-import org.onap.policy.models.dao.PfDao;
-import org.onap.policy.models.dao.PfDaoFactory;
-import org.onap.policy.models.dao.impl.DefaultPfDao;
import org.onap.policy.models.pdp.concepts.Pdp;
import org.onap.policy.models.pdp.concepts.PdpGroup;
import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplateFilter;
import org.onap.policy.models.tosca.authorative.provider.AuthorativeToscaProvider;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
/**
* This class provides an implementation of the Policy Models Provider for the ONAP Policy Framework that works towards
*
* @author Liam Fallon (liam.fallon@est.tech)
*/
-public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
-
- private static final Logger LOGGER = LoggerFactory.getLogger(DatabasePolicyModelsProviderImpl.class);
-
- private final PolicyModelsProviderParameters parameters;
-
- // Database connection and the DAO for reading and writing Policy Framework concepts
- private PfDao pfDao;
-
+public class DatabasePolicyModelsProviderImpl extends AbstractModelsProvider implements PolicyModelsProvider {
/**
* Constructor that takes the parameters.
*
* @param parameters the parameters for the provider
*/
public DatabasePolicyModelsProviderImpl(@NonNull final PolicyModelsProviderParameters parameters) {
- this.parameters = parameters;
- }
-
- @Override
- public void init() throws PfModelException {
- LOGGER.debug("opening the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
- parameters.getPersistenceUnit());
-
- if (pfDao != null) {
- String errorMessage = "provider is already initialized";
- LOGGER.warn(errorMessage);
- throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage);
- }
-
- // Parameters for the DAO
- final DaoParameters daoParameters = new DaoParameters();
- daoParameters.setPluginClass(DefaultPfDao.class.getName());
- daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
-
- // @formatter:off
- Properties jdbcProperties = new Properties();
- jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_DRIVER, parameters.getDatabaseDriver());
- jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_URL, parameters.getDatabaseUrl());
- jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_USER, parameters.getDatabaseUser());
- jdbcProperties.setProperty(PersistenceUnitProperties.JDBC_PASSWORD, parameters.getDatabasePassword());
- // @formatter:on
-
- daoParameters.setJdbcProperties(jdbcProperties);
-
- try {
- pfDao = new PfDaoFactory().createPfDao(daoParameters);
- pfDao.init(daoParameters);
- } catch (Exception exc) {
- String errorMessage = "could not create Data Access Object (DAO) using url \"" + parameters.getDatabaseUrl()
- + "\" and persistence unit \"" + parameters.getPersistenceUnit() + "\"";
-
- this.close();
- throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
- }
- }
-
- @Override
- public void close() throws PfModelException {
- LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
- parameters.getPersistenceUnit());
-
- if (pfDao != null) {
- pfDao.close();
- pfDao = null;
- }
-
- LOGGER.debug("closed the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
- parameters.getPersistenceUnit());
+ super(parameters);
}
@Override
public List<ToscaServiceTemplate> getServiceTemplateList(final String name, final String version)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getServiceTemplateList(pfDao, name, version);
+ return new AuthorativeToscaProvider().getServiceTemplateList(getPfDao(), name, version);
}
public List<ToscaServiceTemplate> getFilteredServiceTemplateList(@NonNull ToscaServiceTemplateFilter filter)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getFilteredServiceTemplateList(pfDao, filter);
+ return new AuthorativeToscaProvider().getFilteredServiceTemplateList(getPfDao(), filter);
}
@Override
public ToscaServiceTemplate createServiceTemplate(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().createServiceTemplate(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().createServiceTemplate(getPfDao(), serviceTemplate);
}
@Override
public ToscaServiceTemplate updateServiceTemplate(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().updateServiceTemplate(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().updateServiceTemplate(getPfDao(), serviceTemplate);
}
@Override
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().deleteServiceTemplate(pfDao, name, version);
+ return new AuthorativeToscaProvider().deleteServiceTemplate(getPfDao(), name, version);
}
@Override
public ToscaServiceTemplate getPolicyTypes(final String name, final String version) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getPolicyTypes(pfDao, name, version);
+ return new AuthorativeToscaProvider().getPolicyTypes(getPfDao(), name, version);
}
@Override
public List<ToscaPolicyType> getPolicyTypeList(final String name, final String version) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getPolicyTypeList(pfDao, name, version);
+ return new AuthorativeToscaProvider().getPolicyTypeList(getPfDao(), name, version);
}
@Override
public ToscaServiceTemplate getFilteredPolicyTypes(@NonNull ToscaPolicyTypeFilter filter) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getFilteredPolicyTypes(pfDao, filter);
+ return new AuthorativeToscaProvider().getFilteredPolicyTypes(getPfDao(), filter);
}
@Override
public List<ToscaPolicyType> getFilteredPolicyTypeList(@NonNull ToscaPolicyTypeFilter filter)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getFilteredPolicyTypeList(pfDao, filter);
+ return new AuthorativeToscaProvider().getFilteredPolicyTypeList(getPfDao(), filter);
}
@Override
public ToscaServiceTemplate createPolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().createPolicyTypes(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().createPolicyTypes(getPfDao(), serviceTemplate);
}
@Override
public ToscaServiceTemplate updatePolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().updatePolicyTypes(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().updatePolicyTypes(getPfDao(), serviceTemplate);
}
@Override
ToscaConceptIdentifier policyTypeIdentifier = new ToscaConceptIdentifier(name, version);
assertPolicyTypeNotSupportedInPdpGroup(policyTypeIdentifier);
- return new AuthorativeToscaProvider().deletePolicyType(pfDao, name, version);
+ return new AuthorativeToscaProvider().deletePolicyType(getPfDao(), name, version);
}
@Override
public ToscaServiceTemplate getPolicies(final String name, final String version) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getPolicies(pfDao, name, version);
+ return new AuthorativeToscaProvider().getPolicies(getPfDao(), name, version);
}
@Override
public List<ToscaPolicy> getPolicyList(final String name, final String version) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getPolicyList(pfDao, name, version);
+ return new AuthorativeToscaProvider().getPolicyList(getPfDao(), name, version);
}
@Override
public ToscaServiceTemplate getFilteredPolicies(@NonNull ToscaPolicyFilter filter) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getFilteredPolicies(pfDao, filter);
+ return new AuthorativeToscaProvider().getFilteredPolicies(getPfDao(), filter);
}
@Override
public List<ToscaPolicy> getFilteredPolicyList(@NonNull ToscaPolicyFilter filter) throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().getFilteredPolicyList(pfDao, filter);
+ return new AuthorativeToscaProvider().getFilteredPolicyList(getPfDao(), filter);
}
@Override
public ToscaServiceTemplate createPolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().createPolicies(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().createPolicies(getPfDao(), serviceTemplate);
}
@Override
public ToscaServiceTemplate updatePolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
throws PfModelException {
assertInitialized();
- return new AuthorativeToscaProvider().updatePolicies(pfDao, serviceTemplate);
+ return new AuthorativeToscaProvider().updatePolicies(getPfDao(), serviceTemplate);
}
@Override
ToscaConceptIdentifier policyIdentifier = new ToscaConceptIdentifier(name, version);
assertPolicyNotDeployedInPdpGroup(policyIdentifier);
- return new AuthorativeToscaProvider().deletePolicy(pfDao, name, version);
+ return new AuthorativeToscaProvider().deletePolicy(getPfDao(), name, version);
}
@Override
public List<PdpGroup> getPdpGroups(final String name) throws PfModelException {
assertInitialized();
- return new PdpProvider().getPdpGroups(pfDao, name);
+ return new PdpProvider().getPdpGroups(getPfDao(), name);
}
@Override
public List<PdpGroup> getFilteredPdpGroups(@NonNull PdpGroupFilter filter) throws PfModelException {
assertInitialized();
- return new PdpProvider().getFilteredPdpGroups(pfDao, filter);
+ return new PdpProvider().getFilteredPdpGroups(getPfDao(), filter);
}
@Override
public List<PdpGroup> createPdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
assertInitialized();
- return new PdpProvider().createPdpGroups(pfDao, pdpGroups);
+ return new PdpProvider().createPdpGroups(getPfDao(), pdpGroups);
}
@Override
public List<PdpGroup> updatePdpGroups(@NonNull final List<PdpGroup> pdpGroups) throws PfModelException {
assertInitialized();
- return new PdpProvider().updatePdpGroups(pfDao, pdpGroups);
+ return new PdpProvider().updatePdpGroups(getPfDao(), pdpGroups);
}
@Override
public void updatePdpSubGroup(@NonNull final String pdpGroupName, @NonNull final PdpSubGroup pdpSubGroup)
throws PfModelException {
assertInitialized();
- new PdpProvider().updatePdpSubGroup(pfDao, pdpGroupName, pdpSubGroup);
+ new PdpProvider().updatePdpSubGroup(getPfDao(), pdpGroupName, pdpSubGroup);
}
@Override
public void updatePdp(@NonNull String pdpGroupName, @NonNull String pdpSubGroup, @NonNull Pdp pdp)
throws PfModelException {
- new PdpProvider().updatePdp(pfDao, pdpGroupName, pdpSubGroup, pdp);
+ new PdpProvider().updatePdp(getPfDao(), pdpGroupName, pdpSubGroup, pdp);
}
@Override
public PdpGroup deletePdpGroup(@NonNull final String name) throws PfModelException {
assertInitialized();
- return new PdpProvider().deletePdpGroup(pfDao, name);
+ return new PdpProvider().deletePdpGroup(getPfDao(), name);
}
@Override
public List<PdpStatistics> getPdpStatistics(final String name, final Date timestamp) throws PfModelException {
assertInitialized();
- return new PdpStatisticsProvider().getPdpStatistics(pfDao, name, timestamp);
+ return new PdpStatisticsProvider().getPdpStatistics(getPfDao(), name, timestamp);
}
@Override
final String pdpSubGroup, final Date startTimeStamp, final Date endTimeStamp, final String sortOrder,
final int getRecordNum) throws PfModelException {
assertInitialized();
- return new PdpStatisticsProvider().getFilteredPdpStatistics(pfDao, name, pdpGroupName, pdpSubGroup,
+ return new PdpStatisticsProvider().getFilteredPdpStatistics(getPfDao(), name, pdpGroupName, pdpSubGroup,
startTimeStamp, endTimeStamp, sortOrder, getRecordNum);
}
public List<PdpStatistics> createPdpStatistics(@NonNull final List<PdpStatistics> pdpStatisticsList)
throws PfModelException {
assertInitialized();
- return new PdpStatisticsProvider().createPdpStatistics(pfDao, pdpStatisticsList);
+ return new PdpStatisticsProvider().createPdpStatistics(getPfDao(), pdpStatisticsList);
}
@Override
public List<PdpStatistics> updatePdpStatistics(@NonNull final List<PdpStatistics> pdpStatisticsList)
throws PfModelException {
assertInitialized();
- return new PdpStatisticsProvider().updatePdpStatistics(pfDao, pdpStatisticsList);
+ return new PdpStatisticsProvider().updatePdpStatistics(getPfDao(), pdpStatisticsList);
}
@Override
public List<PdpStatistics> deletePdpStatistics(@NonNull final String name, final Date timestamp)
throws PfModelException {
assertInitialized();
- return new PdpStatisticsProvider().deletePdpStatistics(pfDao, name, timestamp);
+ return new PdpStatisticsProvider().deletePdpStatistics(getPfDao(), name, timestamp);
}
@Override
public List<PdpPolicyStatus> getAllPolicyStatus() throws PfModelException {
assertInitialized();
- return new PdpProvider().getAllPolicyStatus(pfDao);
+ return new PdpProvider().getAllPolicyStatus(getPfDao());
}
@Override
public List<PdpPolicyStatus> getAllPolicyStatus(@NonNull ToscaConceptIdentifierOptVersion policy)
throws PfModelException {
assertInitialized();
- return new PdpProvider().getAllPolicyStatus(pfDao, policy);
+ return new PdpProvider().getAllPolicyStatus(getPfDao(), policy);
}
@Override
public List<PdpPolicyStatus> getGroupPolicyStatus(@NonNull String groupName)
throws PfModelException {
assertInitialized();
- return new PdpProvider().getGroupPolicyStatus(pfDao, groupName);
+ return new PdpProvider().getGroupPolicyStatus(getPfDao(), groupName);
}
@Override
public void cudPolicyStatus(Collection<PdpPolicyStatus> createObjs,
Collection<PdpPolicyStatus> updateObjs, Collection<PdpPolicyStatus> deleteObjs) {
assertInitialized();
- new PdpProvider().cudPolicyStatus(pfDao, createObjs, updateObjs, deleteObjs);
+ new PdpProvider().cudPolicyStatus(getPfDao(), createObjs, updateObjs, deleteObjs);
}
/**
* Check if the model provider is initialized.
*/
private void assertInitialized() {
- if (pfDao == null) {
+ if (getPfDao() == null) {
String errorMessage = "policy models provider is not initilaized";
- LOGGER.warn(errorMessage);
throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage);
}
}
Code Review / policy / models.git / commitdiff