/*-
* ============LICENSE_START=======================================================
- * Copyright (C) 2019 Nordix Foundation.
+ * Copyright (C) 2019-2021, 2023 Nordix Foundation.
+ * Modifications Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Modifications Copyright (C) 2020, 2022 Bell Canada. 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.
package org.onap.policy.models.provider.impl;
-import java.sql.Connection;
-import java.sql.DriverManager;
-import java.util.Base64;
-
-import javax.ws.rs.core.Response;
-
+import jakarta.ws.rs.core.Response;
+import lombok.Getter;
import lombok.NonNull;
-
-import org.onap.policy.models.base.PfConceptKey;
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.pap.concepts.PdpGroups;
-import org.onap.policy.models.pap.provider.PapProvider;
-import org.onap.policy.models.provider.PolicyModelsProvider;
import org.onap.policy.models.provider.PolicyModelsProviderParameters;
-import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicy;
-import org.onap.policy.models.tosca.legacy.concepts.LegacyOperationalPolicy;
-import org.onap.policy.models.tosca.legacy.provider.LegacyProvider;
-import org.onap.policy.models.tosca.simple.concepts.ToscaServiceTemplate;
-import org.onap.policy.models.tosca.simple.provider.SimpleToscaProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
*
* @author Liam Fallon (liam.fallon@est.tech)
*/
-public class DatabasePolicyModelsProviderImpl implements PolicyModelsProvider {
- private static final Logger LOGGER = LoggerFactory.getLogger(DefaultPfDao.class);
+public class DatabasePolicyModelsProviderImpl extends AbstractPolicyModelsProvider {
+
+ 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 Connection connection;
+ @Getter
private PfDao pfDao;
/**
}
@Override
- public void init() throws PfModelException {
+ public synchronized void init() throws PfModelException {
LOGGER.debug("opening the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
parameters.getPersistenceUnit());
- // Decode the password using Base64
- String decodedPassword = new String(Base64.getDecoder().decode(parameters.getDatabasePassword()));
-
- // Connect to the database, call does not implement AutoCloseable for try-with-resources
- try {
- connection = DriverManager.getConnection(parameters.getDatabaseUrl(), parameters.getDatabaseUser(),
- decodedPassword);
- } catch (Exception exc) {
- String errorMessage = "could not connect to database with URL \"" + parameters.getDatabaseUrl() + "\"";
- LOGGER.warn(errorMessage, exc);
- throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
+ if (pfDao != null) {
+ var 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.getCanonicalName());
- daoParameters.setPersistenceUnit(parameters.getPersistenceUnit());
-
- 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() + "\"";
- LOGGER.warn(errorMessage, exc);
-
- this.close();
- throw new PfModelException(Response.Status.NOT_ACCEPTABLE, errorMessage, exc);
- }
+ pfDao = ModelsProvider.init(parameters);
}
@Override
- public void close() throws PfModelException {
+ public synchronized void close() throws PfModelException {
LOGGER.debug("closing the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
parameters.getPersistenceUnit());
pfDao = null;
}
- if (connection != null) {
- try {
- connection.close();
- } catch (Exception exc) {
-
- String errorMessage =
- "could not close connection to database with URL \"" + parameters.getDatabaseUrl() + "\"";
- LOGGER.warn(errorMessage, exc);
- throw new PfModelException(Response.Status.INTERNAL_SERVER_ERROR, errorMessage, exc);
- } finally {
- connection = null;
- }
- }
-
LOGGER.debug("closed the database connection to {} using persistence unit {}", parameters.getDatabaseUrl(),
parameters.getPersistenceUnit());
}
- @Override
- public ToscaServiceTemplate getPolicyTypes(@NonNull final PfConceptKey policyTypeKey) throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().getPolicyTypes(pfDao, policyTypeKey);
- }
-
- @Override
- public ToscaServiceTemplate createPolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
- throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().createPolicyTypes(pfDao, serviceTemplate);
- }
-
- @Override
- public ToscaServiceTemplate updatePolicyTypes(@NonNull final ToscaServiceTemplate serviceTemplate)
- throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().updatePolicyTypes(pfDao, serviceTemplate);
- }
-
- @Override
- public ToscaServiceTemplate deletePolicyTypes(@NonNull final PfConceptKey policyTypeKey) throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().deletePolicyTypes(pfDao, policyTypeKey);
- }
-
- @Override
- public ToscaServiceTemplate getPolicies(@NonNull final PfConceptKey policyKey) throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().getPolicies(pfDao, policyKey);
- }
-
- @Override
- public ToscaServiceTemplate createPolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
- throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().createPolicies(pfDao, serviceTemplate);
- }
-
- @Override
- public ToscaServiceTemplate updatePolicies(@NonNull final ToscaServiceTemplate serviceTemplate)
- throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().updatePolicies(pfDao, serviceTemplate);
- }
-
- @Override
- public ToscaServiceTemplate deletePolicies(@NonNull final PfConceptKey policyKey) throws PfModelException {
- assertInitilized();
- return new SimpleToscaProvider().deletePolicies(pfDao, policyKey);
- }
-
- @Override
- public LegacyOperationalPolicy getOperationalPolicy(@NonNull final String policyId) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().getOperationalPolicy(pfDao, policyId);
- }
-
- @Override
- public LegacyOperationalPolicy createOperationalPolicy(
- @NonNull final LegacyOperationalPolicy legacyOperationalPolicy) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().createOperationalPolicy(pfDao, legacyOperationalPolicy);
- }
-
- @Override
- public LegacyOperationalPolicy updateOperationalPolicy(
- @NonNull final LegacyOperationalPolicy legacyOperationalPolicy) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().updateOperationalPolicy(pfDao, legacyOperationalPolicy);
- }
-
- @Override
- public LegacyOperationalPolicy deleteOperationalPolicy(@NonNull final String policyId) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().deleteOperationalPolicy(pfDao, policyId);
- }
-
- @Override
- public LegacyGuardPolicy getGuardPolicy(@NonNull final String policyId) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().getGuardPolicy(pfDao, policyId);
- }
-
- @Override
- public LegacyGuardPolicy createGuardPolicy(@NonNull final LegacyGuardPolicy legacyGuardPolicy)
- throws PfModelException {
- assertInitilized();
- return new LegacyProvider().createGuardPolicy(pfDao, legacyGuardPolicy);
- }
-
- @Override
- public LegacyGuardPolicy updateGuardPolicy(@NonNull final LegacyGuardPolicy legacyGuardPolicy)
- throws PfModelException {
- assertInitilized();
- return new LegacyProvider().updateGuardPolicy(pfDao, legacyGuardPolicy);
- }
-
- @Override
- public LegacyGuardPolicy deleteGuardPolicy(@NonNull final String policyId) throws PfModelException {
- assertInitilized();
- return new LegacyProvider().deleteGuardPolicy(pfDao, policyId);
- }
-
- @Override
- public PdpGroups getPdpGroups(@NonNull String pdpGroupFilter) throws PfModelException {
- assertInitilized();
- return new PapProvider().getPdpGroups(pfDao, pdpGroupFilter);
- }
-
- @Override
- public PdpGroups createPdpGroups(@NonNull PdpGroups pdpGroups) throws PfModelException {
- assertInitilized();
- return new PapProvider().createPdpGroups(pfDao, pdpGroups);
- }
-
- @Override
- public PdpGroups updatePdpGroups(@NonNull PdpGroups pdpGroups) throws PfModelException {
- assertInitilized();
- return new PapProvider().updatePdpGroups(pfDao, pdpGroups);
- }
-
- @Override
- public PdpGroups deletePdpGroups(@NonNull String pdpGroupFilter) throws PfModelException {
- assertInitilized();
- return new PapProvider().deletePdpGroups(pfDao, pdpGroupFilter);
- }
-
- /**
- * Check if the model provider is initialized.
- */
- private void assertInitilized() {
- if (pfDao == null) {
- String errorMessage = "policy models provider is not initilaized";
- LOGGER.warn(errorMessage);
- throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage);
- }
- }
-
- /**
- * Hook for unit test mocking of database connection.
- *
- * @param client the mocked client
- */
- protected void setConnection(final Connection connection) {
- this.connection = connection;
- }
}