diff options
author | 2018-01-19 10:43:43 -0500 | |
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committer | 2018-01-19 10:55:44 -0500 | |
commit | f758bb0ae798a53eee005b3e6e4a115f84b4ae19 (patch) | |
tree | e3ddcb8de4959c85663f937caf14b4cfc73af76b /src/main/java/org/onap/dcae/inventory/daos | |
parent | 929c29a9c6a9a7e91fe01d18e353cdb6a29bc3d9 (diff) |
Change package from openecomp to onap
Change-Id: I2a79eb123e5fbb6a6c2f0e72030d6781fbbd7513
Issue-ID: DCAEGEN2-225
Signed-off-by: Michael Hwang <mhwang@research.att.com>
Diffstat (limited to 'src/main/java/org/onap/dcae/inventory/daos')
7 files changed, 646 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceComponentsDAO.java b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceComponentsDAO.java new file mode 100644 index 0000000..a2d70d0 --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceComponentsDAO.java @@ -0,0 +1,62 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.onap.dcae.inventory.dbthings.mappers.DCAEServiceComponentObjectMapper; +import org.onap.dcae.inventory.dbthings.models.DCAEServiceComponentObject; +import org.skife.jdbi.v2.sqlobject.Bind; +import org.skife.jdbi.v2.sqlobject.BindBean; +import org.skife.jdbi.v2.sqlobject.SqlQuery; +import org.skife.jdbi.v2.sqlobject.SqlUpdate; +import org.skife.jdbi.v2.sqlobject.customizers.Mapper; + +import java.util.List; + +/** + * Created by mhwang on 4/19/16. + */ +public interface DCAEServiceComponentsDAO extends InventoryDAO { + + @SqlQuery("select exists (select * from information_schema.tables where table_name = \'dcae_service_components\')") + Boolean checkIfTableExists(); + + @SqlUpdate("create table dcae_service_components (component_id varchar not null primary key, component_type varchar not null, " + + "component_source varchar not null, shareable integer default 0, created timestamp not null, modified timestamp not null)") + void createTable(); + + @SqlUpdate("insert into dcae_service_components (component_id, component_type, component_source, shareable, created, modified) " + + "values (:componentId, :componentType, :componentSource, :shareable, :created, :modified)") + void insert(@BindBean DCAEServiceComponentObject componentObject); + + @SqlUpdate("update dcae_service_components set component_type = :componentType, component_source = :componentSource, " + + "shareable = :shareable, modified = :modified where component_id = :componentId") + void update(@BindBean DCAEServiceComponentObject componentObject); + + @Mapper(DCAEServiceComponentObjectMapper.class) + @SqlQuery("select c.* from dcae_services_components_maps m join dcae_service_components c " + + "on m.component_id = c.component_id where m.service_id = :it") + List<DCAEServiceComponentObject> getByServiceId(@Bind String serviceId); + + @Mapper(DCAEServiceComponentObjectMapper.class) + @SqlQuery("select c.* from dcae_service_components c where c.component_id = :it") + DCAEServiceComponentObject getByComponentId(@Bind String componentId); + +} diff --git a/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTransactionDAO.java b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTransactionDAO.java new file mode 100644 index 0000000..cc7c88b --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTransactionDAO.java @@ -0,0 +1,158 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.onap.dcae.inventory.dbthings.models.DCAEServiceComponentObject; +import org.onap.dcae.inventory.dbthings.models.DCAEServiceObject; +import org.joda.time.DateTime; +import org.skife.jdbi.v2.sqlobject.CreateSqlObject; +import org.skife.jdbi.v2.sqlobject.Transaction; + +import java.util.ArrayList; +import java.util.List; + +/** + * This is based-off of this blog post. + * http://manikandan-k.github.io/2015/05/10/Transactions_in_jdbi.html + * + * Created by mhwang on 4/21/16. + */ +public abstract class DCAEServiceTransactionDAO { + + public static class DCAEServiceTransactionContext { + + private final String serviceId; + private final DateTime modified; + private DCAEServiceObject serviceObjectToInsert; + private DCAEServiceObject serviceObjectToUpdate; + private List<DCAEServiceComponentObject> componentObjectsToInsert; + private List<DCAEServiceComponentObject> componentObjectsToUpdate; + private List<String> mappingsToInsert; + private List<String> mappingsToDelete; + + public String getServiceId() { + return serviceId; + } + + public DateTime getModified() { + return modified; + } + + public DCAEServiceObject getServiceObjectToInsert() { + return serviceObjectToInsert; + } + + public void setServiceObjectToInsert(DCAEServiceObject serviceObjectToInsert) { + this.serviceObjectToInsert = serviceObjectToInsert; + } + + public DCAEServiceObject getServiceObjectToUpdate() { + return serviceObjectToUpdate; + } + + public void setServiceObjectToUpdate(DCAEServiceObject serviceObjectToUpdate) { + this.serviceObjectToUpdate = serviceObjectToUpdate; + } + + public List<DCAEServiceComponentObject> getComponentObjectsToInsert() { + return componentObjectsToInsert; + } + + public List<DCAEServiceComponentObject> addComponentObjectToInsert(DCAEServiceComponentObject componentObject) { + this.componentObjectsToInsert.add(componentObject); + return this.componentObjectsToInsert; + } + + public List<DCAEServiceComponentObject> getComponentObjectsToUpdate() { + return componentObjectsToUpdate; + } + + public List<DCAEServiceComponentObject> addComponentObjectToUpdate(DCAEServiceComponentObject componentObject) { + this.componentObjectsToUpdate.add(componentObject); + return this.componentObjectsToUpdate; + } + + public List<String> getMappingsToInsert() { + return mappingsToInsert; + } + + public List<String> addMappingsToInsert(String componentId) { + this.mappingsToInsert.add(componentId); + return this.mappingsToInsert; + } + + public List<String> getMappingsToDelete() { + return mappingsToDelete; + } + + public List<String> addMappingsToDelete(String componentId) { + this.mappingsToDelete.add(componentId); + return this.mappingsToDelete; + } + + public DCAEServiceTransactionContext(String serviceId, DateTime modified) { + this.serviceId = serviceId; + this.modified = modified; + this.componentObjectsToInsert = new ArrayList<>(); + this.componentObjectsToUpdate = new ArrayList<>(); + this.mappingsToInsert = new ArrayList<>(); + this.mappingsToDelete = new ArrayList<>(); + } + + } + + @CreateSqlObject + abstract public DCAEServicesDAO getServicesDAO(); + + @CreateSqlObject + abstract public DCAEServicesComponentsMapsDAO getServicesComponentsMappingDAO(); + + @CreateSqlObject + abstract public DCAEServiceComponentsDAO getComponentsDAO(); + + @Transaction + public void insert(DCAEServiceTransactionContext context) { + if (context.getServiceObjectToInsert() != null) { + this.getServicesDAO().insert(context.getServiceObjectToInsert()); + } + + if (context.getServiceObjectToUpdate() != null) { + this.getServicesDAO().update(context.getServiceObjectToUpdate()); + } + + for (DCAEServiceComponentObject sco : context.getComponentObjectsToInsert()) { + this.getComponentsDAO().insert(sco); + } + + for (DCAEServiceComponentObject sco : context.getComponentObjectsToUpdate()) { + this.getComponentsDAO().update(sco); + } + + for (String componentId : context.getMappingsToInsert()) { + this.getServicesComponentsMappingDAO().insert(context.getServiceId(), componentId, context.getModified()); + } + + for (String componentId : context.getMappingsToDelete()) { + this.getServicesComponentsMappingDAO().delete(context.serviceId, componentId); + } + } + +} diff --git a/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTypesDAO.java b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTypesDAO.java new file mode 100644 index 0000000..bdb6298 --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/DCAEServiceTypesDAO.java @@ -0,0 +1,90 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.onap.dcae.inventory.dbthings.mappers.DCAEServiceTypeObjectMapper; +import org.onap.dcae.inventory.dbthings.models.DCAEServiceTypeObject; + +import io.swagger.model.DCAEServiceTypeRequest; +import org.skife.jdbi.v2.sqlobject.Bind; +import org.skife.jdbi.v2.sqlobject.BindBean; +import org.skife.jdbi.v2.sqlobject.SqlQuery; +import org.skife.jdbi.v2.sqlobject.SqlUpdate; +import org.skife.jdbi.v2.sqlobject.customizers.Mapper; + +/** + * DCAE service type records are no longer treated immutable because versioning is handled by clients + * to DCAE inventory i.e. ASDC. There is field "deactivated" that determines if a service type is active. + * Inserts and updates automatically activates a service type while deleting deactivates a service type. + * + * Created by mhwang on 4/19/16. + */ +public interface DCAEServiceTypesDAO extends InventoryDAO { + + @SqlQuery("select exists (select * from information_schema.tables where table_name = \'dcae_service_types\')") + Boolean checkIfTableExists(); + + /** + * Note that service_ids and service_locations are nullable fields. This might not be the right decision but because + * the resource model allows for nulls, thought it should consistent. + */ + @SqlUpdate("create table dcae_service_types (type_id varchar not null, type_version integer not null, " + + "type_name varchar not null, owner varchar not null, blueprint_template text not null, " + + "vnf_types varchar[] not null, service_ids varchar[], service_locations varchar[], " + + "asdc_service_id varchar, asdc_resource_id varchar, " + + "created timestamp not null, deactivated timestamp, constraint pk_type_created primary key (type_id))") + void createTable(); + + // REVIEW: asdcServiceId and asdcResourceId is implicitly part of the unique key and thus shouldn't be updated. + @SqlUpdate("insert into dcae_service_types(type_id, type_version, type_name, owner, blueprint_template, vnf_types, " + + "service_ids, service_locations, asdc_service_id, asdc_resource_id, created, deactivated) " + + "values (:typeId, :typeVersion, :typeName, :owner, :blueprintTemplate, :vnfTypes, :serviceIds, " + + ":serviceLocations, :asdcServiceId, :asdcResourceId, :created, null)") + void insert(@BindBean DCAEServiceTypeObject serviceObject); + + @SqlUpdate("update dcae_service_types set " + + "owner = :owner, blueprint_template = :blueprintTemplate, vnf_types = :vnfTypes, " + + "service_ids = :serviceIds, service_locations = :serviceLocations, created = :created, " + + "deactivated = null where type_id = :typeId") + void update(@BindBean DCAEServiceTypeObject serviceObject); + + @SqlUpdate("update dcae_service_types set deactivated = (now() at time zone 'utc') where type_id = :typeId") + void deactivateExisting(@Bind("typeId") String typeId); + + @Mapper(DCAEServiceTypeObjectMapper.class) + @SqlQuery("select * from dcae_service_types where type_id = :it") + DCAEServiceTypeObject getByTypeId(@Bind String typeId); + + @Mapper(DCAEServiceTypeObjectMapper.class) + @SqlQuery("select * from dcae_service_types where deactivated is null and type_id = :it") + DCAEServiceTypeObject getByTypeIdActiveOnly(@Bind String typeId); + + @Mapper(DCAEServiceTypeObjectMapper.class) + @SqlQuery("select * from dcae_service_types where type_name = :typeName and type_version = :typeVersion " + + "and asdc_service_id is null and asdc_resource_id is null") + DCAEServiceTypeObject getByRequestFromNotASDC(@BindBean DCAEServiceTypeRequest serviceTypeObject); + + @Mapper(DCAEServiceTypeObjectMapper.class) + @SqlQuery("select * from dcae_service_types where type_name = :typeName and type_version = :typeVersion " + + "and asdc_service_id = :asdcServiceId and asdc_resource_id = :asdcResourceId") + DCAEServiceTypeObject getByRequestFromASDC(@BindBean DCAEServiceTypeRequest serviceTypeObject); + +} diff --git a/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesComponentsMapsDAO.java b/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesComponentsMapsDAO.java new file mode 100644 index 0000000..68ed59c --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesComponentsMapsDAO.java @@ -0,0 +1,50 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.joda.time.DateTime; +import org.skife.jdbi.v2.sqlobject.Bind; +import org.skife.jdbi.v2.sqlobject.SqlQuery; +import org.skife.jdbi.v2.sqlobject.SqlUpdate; + +/** + * This class manages the joining table called "dcae_services_components_maps" which maps the many-to-many relationship + * between DCAE services and DCAE service components. + * + * Created by mhwang on 4/19/16. + */ +public interface DCAEServicesComponentsMapsDAO extends InventoryDAO { + + @SqlQuery("select exists (select * from information_schema.tables where table_name = \'dcae_services_components_maps\')") + Boolean checkIfTableExists(); + + @SqlUpdate("create table dcae_services_components_maps (service_id varchar not null references dcae_services (service_id), " + + "component_id varchar not null references dcae_service_components (component_id), " + + "created timestamp not null, primary key (service_id, component_id))") + void createTable(); + + @SqlUpdate("insert into dcae_services_components_maps (service_id, component_id, created) values (:serviceId, :componentId, :created)") + void insert(@Bind("serviceId") String serviceId, @Bind("componentId") String componentId, @Bind("created") DateTime created); + + @SqlUpdate("delete from dcae_services_components_maps where service_id = :serviceId and component_id = :componentId") + void delete(@Bind("serviceId") String serviceId, @Bind("componentId") String componentId); + +} diff --git a/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesDAO.java b/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesDAO.java new file mode 100644 index 0000000..1398a26 --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/DCAEServicesDAO.java @@ -0,0 +1,76 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.onap.dcae.inventory.dbthings.mappers.DCAEServiceObjectMapper; +import org.onap.dcae.inventory.dbthings.models.DCAEServiceObject; +import org.joda.time.DateTime; +import org.skife.jdbi.v2.sqlobject.Bind; +import org.skife.jdbi.v2.sqlobject.BindBean; +import org.skife.jdbi.v2.sqlobject.SqlQuery; +import org.skife.jdbi.v2.sqlobject.SqlUpdate; +import org.skife.jdbi.v2.sqlobject.customizers.Mapper; +import org.skife.jdbi.v2.util.IntegerMapper; + + +/** + * Created by mhwang on 4/19/16. + */ +public interface DCAEServicesDAO extends InventoryDAO { + + @SqlQuery("select exists (select * from information_schema.tables where table_name = \'dcae_services\')") + Boolean checkIfTableExists(); + + @SqlUpdate("create table dcae_services (service_id varchar not null primary key, type_id varchar not null, " + + "vnf_id varchar not null, vnf_type varchar not null, vnf_location varchar not null, deployment_ref varchar, " + + "created timestamp not null, modified timestamp not null, status varchar not null)") + void createTable(); + + @SqlUpdate("insert into dcae_services(service_id, type_id, vnf_id, vnf_type, vnf_location, deployment_ref, " + + "created, modified, status) values (:serviceId, :typeId, :vnfId, :vnfType, :vnfLocation, :deploymentRef, " + + ":created, :modified, :status)") + void insert(@BindBean DCAEServiceObject serviceObject); + + @SqlUpdate("update dcae_services set type_id = :typeId, vnf_id = :vnfId, vnf_type = :vnfType, " + + "vnf_location = :vnfLocation, deployment_ref = :deploymentRef, modified = :modified, status = :status " + + "where service_id = :serviceId") + void update(@BindBean DCAEServiceObject serviceObject); + + @Mapper(DCAEServiceObjectMapper.class) + @SqlQuery("select * from dcae_services where status = :status and service_id = :serviceId") + DCAEServiceObject getByServiceId(@Bind("status") DCAEServiceObject.DCAEServiceStatus status, @Bind("serviceId") String serviceId); + + @Mapper(DCAEServiceObjectMapper.class) + @SqlQuery("select * from dcae_services where service_id = :serviceId") + DCAEServiceObject getByServiceId(@Bind("serviceId") String serviceId); + + @SqlUpdate("update dcae_services set modified = :modified, status = :status where service_id = :serviceId") + void updateStatusByServiceId(@Bind("modified") DateTime modified, + @Bind("status") DCAEServiceObject.DCAEServiceStatus status, + @Bind("serviceId") String serviceId); + + @Mapper(IntegerMapper.class) + @SqlQuery("select count(1) from dcae_services where status = :status and type_id = :typeId") + Integer countByType(@Bind("status") DCAEServiceObject.DCAEServiceStatus status, @Bind("typeId") String typeId); + +} + + diff --git a/src/main/java/org/onap/dcae/inventory/daos/InventoryDAO.java b/src/main/java/org/onap/dcae/inventory/daos/InventoryDAO.java new file mode 100644 index 0000000..a369cb1 --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/InventoryDAO.java @@ -0,0 +1,29 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +/** + * Created by mhwang on 4/19/16. + */ +public interface InventoryDAO { + Boolean checkIfTableExists(); + void createTable(); +} diff --git a/src/main/java/org/onap/dcae/inventory/daos/InventoryDAOManager.java b/src/main/java/org/onap/dcae/inventory/daos/InventoryDAOManager.java new file mode 100644 index 0000000..b5f0b04 --- /dev/null +++ b/src/main/java/org/onap/dcae/inventory/daos/InventoryDAOManager.java @@ -0,0 +1,181 @@ +/*- + * ============LICENSE_START======================================================= + * dcae-inventory + * ================================================================================ + * 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.onap.dcae.inventory.daos; + +import org.onap.dcae.inventory.InventoryConfiguration; +import org.onap.dcae.inventory.dbthings.StringListArgument; +import io.dropwizard.jdbi.DBIFactory; +import io.dropwizard.setup.Environment; +import org.skife.jdbi.v2.DBI; +import org.skife.jdbi.v2.Handle; +import org.skife.jdbi.v2.util.BooleanMapper; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.util.Arrays; +import java.util.List; + +/** + * Reluctantly made this into a singleton in order to have access to the DAOs in the request handling code. Didn't + * want to change the interface on the handlers because they are generated by Swagger and I wanted to flexibility + * to swap in changes easily. This meant sacrificing dependency injection which is preferred. + * + * Created by mhwang on 4/19/16. + */ +public final class InventoryDAOManager { + + private static InventoryDAOManager instance; + + public static InventoryDAOManager getInstance() { + if (instance == null) { + instance = new InventoryDAOManager(); + } + + return instance; + } + + public static class InventoryDAOManagerSetupException extends RuntimeException { + + public InventoryDAOManagerSetupException(String message) { + super(message); + } + + } + + private final static Logger LOG = LoggerFactory.getLogger(InventoryDAOManager.class); + // WATCH! Table creation order matters where mapping tables refer to other tables for foreign keys. + private final static List<Class> DAO_CLASSES = Arrays.asList(DCAEServiceTypesDAO.class, DCAEServicesDAO.class, + DCAEServiceComponentsDAO.class, DCAEServicesComponentsMapsDAO.class); + + private DBI jdbi; + private Environment environment; + private InventoryConfiguration configuration; + + private InventoryDAOManager() { + } + + /** + * Setup the manager + * + * Saving the Dropwizard environment and configuration which are used to construct the DBI object in a later + * initialize call. This method can only be called once to be safe and to avoid runtime problems that could be + * caused if the global instance of this class gets into a weird state (Couldn't use Java's `final` qualifier). + * + * @param environment + * @param inventoryConfiguration + */ + public void setup(Environment environment, InventoryConfiguration inventoryConfiguration) { + if (this.environment == null && this.configuration == null) { + this.environment = environment; + this.configuration = inventoryConfiguration; + } else { + throw new InventoryDAOManagerSetupException("InventoryDAOManager setup can only be called once."); + } + } + + /** + * Initialize the manager + * + * Create the underlying validated DBI object that is used to manage database connections + */ + public void initialize() { + final DBIFactory factory = new DBIFactory(); + final DBI jdbi = factory.build(this.environment, this.configuration.getDataSourceFactory(), "dcae-database"); + jdbi.registerArgumentFactory(new StringListArgument()); + + for (Class<? extends InventoryDAO> daoClass : DAO_CLASSES) { + final InventoryDAO dao = jdbi.onDemand(daoClass); + + if (dao.checkIfTableExists()) { + LOG.info(String.format("Sql table exists: %s", daoClass.getSimpleName())); + } else { + dao.createTable(); + LOG.info(String.format("Sql table created: %s", daoClass.getSimpleName())); + } + } + + // CREATE VIEWS + // TODO: This doesn't belong here and is not consistent with the above approach. Make it better. + try (Handle jdbiHandle = jdbi.open()) { + String viewName = "dcae_service_types_latest"; + String checkQuery = String.format("select exists (select * from information_schema.tables where table_name = '%s')", + viewName); + + if (jdbiHandle.createQuery(checkQuery).map(BooleanMapper.FIRST).first()) { + LOG.info(String.format("Sql view exists: %s", viewName)); + } else { + StringBuilder sb = new StringBuilder(String.format("create view %s as ", viewName)); + sb.append("select s.* from dcae_service_types s "); + sb.append("join (select type_name, max(type_version) as max_version from dcae_service_types group by type_name) as f "); + sb.append("on s.type_name = f.type_name and s.type_version = f.max_version"); + + jdbiHandle.execute(sb.toString()); + LOG.info(String.format("Sql view created: %s", viewName)); + } + } catch (Exception e) { + throw new RuntimeException("", e); + } + + // Do this assignment at the end after performing table checks to ensure that connection is good + this.jdbi = jdbi; + } + + private InventoryDAO getDAO(Class<? extends InventoryDAO> klass) { + if (jdbi == null) { + throw new RuntimeException("InventoryDAOManager has not been initialized!"); + } + + // Using this approach to constructing the DAO, the client is not responsible for closing the handle. + // http://jdbi.org/sql_object_overview/ + // > In this case we do not need to (and in fact shouldn’t) ever take action to close the handle the sql object uses. + return jdbi.onDemand(klass); + } + + public DCAEServicesDAO getDCAEServicesDAO() { + return (DCAEServicesDAO) this.getDAO(DCAEServicesDAO.class); + } + + public DCAEServiceComponentsDAO getDCAEServiceComponentsDAO() { + return (DCAEServiceComponentsDAO) this.getDAO(DCAEServiceComponentsDAO.class); + } + + public DCAEServicesComponentsMapsDAO getDCAEServicesComponentsDAO() { + return (DCAEServicesComponentsMapsDAO) this.getDAO(DCAEServicesComponentsMapsDAO.class); + } + + public DCAEServiceTransactionDAO getDCAEServiceTransactionDAO() { + return jdbi.onDemand(DCAEServiceTransactionDAO.class); + } + + public DCAEServiceTypesDAO getDCAEServiceTypesDAO() { + return (DCAEServiceTypesDAO) this.getDAO(DCAEServiceTypesDAO.class); + } + + /** + * Must close the handle that is returned here. It is AutoCloseable so just use it as a try-with-resource. + * + * @return + */ + public Handle getHandle() { + return this.jdbi.open(); + } + +} |