package com.thinkbiganalytics.feedmgr.service.template;
/*-
* #%L
* thinkbig-feed-manager-controller
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import com.thinkbiganalytics.feedmgr.rest.model.RegisteredTemplate;
import com.thinkbiganalytics.feedmgr.rest.model.ReusableTemplateConnectionInfo;
import com.thinkbiganalytics.nifi.rest.model.NifiProperty;
import org.apache.nifi.web.api.dto.PortDTO;
import java.util.List;
import java.util.Set;
/**
*/
public interface FeedManagerTemplateService {
/**
* Register a template, save it, and return
*
* @param registeredTemplate a template to register/update
* @return the registered template
*/
RegisteredTemplate registerTemplate(RegisteredTemplate registeredTemplate);
/**
* Return all properties registered for a template
*
* @param templateId a template id
* @return all properties registered for a template
*/
List<NifiProperty> getTemplateProperties(String templateId);
/**
* Return a registered template by its id
*
* @param templateId a template id
* @return a registered template, or null if not found
*/
RegisteredTemplate getRegisteredTemplate(String templateId);
/**
* finds a template by its name
* @param templateName the template name
* @return a registered template
*/
RegisteredTemplate findRegisteredTemplateByName(final String templateName);
/**
* Deletes a template
*
* @param templateId a registered template id
*/
boolean deleteRegisteredTemplate(String templateId);
/**
* change the state of the template to be {@link com.thinkbiganalytics.metadata.api.template.FeedManagerTemplate.State#ENABLED}
*
* @param templateId the template id
* @return the updated template
*/
RegisteredTemplate enableTemplate(String templateId);
/**
* change the state of the template to be {@link com.thinkbiganalytics.metadata.api.template.FeedManagerTemplate.State#DISABLED}
*
* @param templateId the template id
* @return the updated template
*/
RegisteredTemplate disableTemplate(String templateId);
/**
* Return all registered templates
*
* @return a list of all registered templates
*/
List<RegisteredTemplate> getRegisteredTemplates();
/**
* Ensures the {@link RegisteredTemplate#inputProcessors} contains processors contains all properties, both that have been exposed for the end user input and those that don't
*
* @param registeredTemplate the template to inspect
*/
public void ensureRegisteredTemplateInputProcessors(RegisteredTemplate registeredTemplate);
/**
* Returns the Ports available in the Reusable_templates process group
*
* @return the Ports available in the Reusable_templates process group
*/
Set<PortDTO> getReusableFeedInputPorts();
/**
* Return all the processors that are connected to a given NiFi input port
*
* @param inputPortIds the ports to inspect
* @return all the processors that are connected to a given NiFi input port
*/
List<RegisteredTemplate.Processor> getReusableTemplateProcessorsForInputPorts(List<String> inputPortIds);
/**
* Return processors for a template and optionally walk the graph and obtain those connected to the reusable flows, if any
*
* @param templateId the template id to inspect
* @param includeReusableProcessors true if it shouls walk the connections to reusable process groups, false if not
* @return the list of processors
*/
List<RegisteredTemplate.Processor> getRegisteredTemplateProcessors(String templateId, boolean includeReusableProcessors);
/**
* For a given Template and its related connection info to the reusable templates, walk the graph to return the Processors.
* The system will first walk the incoming templateid. If the {@code connectionInfo} parameter is set it will make the connections to the incoming template and continue walking those processors
*
* @param templateId the NiFi templateId required to start walking the flow
* @param connectionInfo the connections required to connect
* @return a list of all the processors for a template and possible connections
*/
List<RegisteredTemplate.FlowProcessor> getNiFiTemplateFlowProcessors(String templateId, List<ReusableTemplateConnectionInfo> connectionInfo);
/**
* Return a list of Processors and their properties for the incoming template
*
* @param templateId a NiFi template id
* @return a list of Processors and their properties for the incoming template
*/
List<RegisteredTemplate.Processor> getNiFiTemplateProcessorsWithProperties(String templateId);
/**
* saves the order as indicated via index in the supplied {@code orderedTemplateIds}
*
* @param orderedTemplateIds a list of the template ids in order
* @param exclude a list of ids it should skip and not save
*/
void orderTemplates(List<String> orderedTemplateIds, Set<String> exclude);
}