DocumentWordCountService.java

/*
 * Copyright 2010-2019 James Pether Sörling
 *
 * 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.
 *
 *	$Id$
 *  $HeadURL$
*/
package com.hack23.cia.service.impl.action.user;

import java.util.HashMap;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.annotation.Secured;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import com.hack23.cia.model.external.riksdagen.documentcontent.impl.DocumentContentData;
import com.hack23.cia.model.external.riksdagen.documentcontent.impl.DocumentContentData_;
import com.hack23.cia.model.internal.application.system.impl.ApplicationEventGroup;
import com.hack23.cia.model.internal.application.system.impl.ApplicationOperationType;
import com.hack23.cia.service.api.action.application.CreateApplicationEventRequest;
import com.hack23.cia.service.api.action.common.ServiceResponse.ServiceResult;
import com.hack23.cia.service.api.action.user.DocumentWordCountRequest;
import com.hack23.cia.service.api.action.user.DocumentWordCountResponse;
import com.hack23.cia.service.data.api.DocumentContentDataDAO;
import com.hack23.cia.service.impl.action.common.AbstractBusinessServiceImpl;
import com.hack23.cia.service.impl.action.common.BusinessService;
import com.hack23.cia.service.impl.action.user.wordcount.WordCounter;

/**
 * The Class DocumentWordCountService.
 */
@Service
@Transactional(propagation = Propagation.REQUIRED, timeout = 600)
public final class DocumentWordCountService
		extends AbstractBusinessServiceImpl<DocumentWordCountRequest, DocumentWordCountResponse>
		implements BusinessService<DocumentWordCountRequest, DocumentWordCountResponse> {

	/** The Constant LOGGER. */
	private static final Logger LOGGER = LoggerFactory.getLogger(DocumentWordCountService.class);

	@Autowired
	private DocumentContentDataDAO documentContentDataDAO;

	@Autowired
	private WordCounter wordCounter;

	/**
	 * Instantiates a new search document service.
	 */
	public DocumentWordCountService() {
		super(DocumentWordCountRequest.class);
	}

	@Override
	@Secured({ "ROLE_USER", "ROLE_ADMIN", "ROLE_ANONYMOUS" })
	public DocumentWordCountResponse processService(final DocumentWordCountRequest serviceRequest) {
		final DocumentWordCountResponse inputValidation = inputValidation(serviceRequest);
		if (inputValidation != null) {
			return inputValidation;
		}

		LOGGER.info("{}:{}", serviceRequest.getClass().getSimpleName(), serviceRequest.getDocumentId());

		final DocumentContentData documentContentData = documentContentDataDAO
				.findFirstByProperty(DocumentContentData_.id, serviceRequest.getDocumentId());

		final DocumentWordCountResponse response = new DocumentWordCountResponse(ServiceResult.SUCCESS);
		if (documentContentData == null) {
			response.setWordCountMap(new HashMap<>());
		} else {
			response.setWordCountMap(
					wordCounter.calculateWordCount(documentContentData, serviceRequest.getMaxResults()));
		}

		final CreateApplicationEventRequest eventRequest = createApplicationEventForService(serviceRequest);
		eventRequest.setApplicationMessage(response.getResult().toString());
		createApplicationEventService.processService(eventRequest);

		return response;
	}

	@Override
	protected CreateApplicationEventRequest createApplicationEventForService(final DocumentWordCountRequest serviceRequest) {
		final CreateApplicationEventRequest eventRequest = createBaseApplicationEventRequest();
		eventRequest.setEventGroup(ApplicationEventGroup.USER);
		eventRequest.setApplicationOperation(ApplicationOperationType.READ);
		eventRequest.setActionName(DocumentWordCountRequest.class.getSimpleName());
		eventRequest.setSessionId(serviceRequest.getSessionId());
		return eventRequest;
	}

	@Override
	protected DocumentWordCountResponse createErrorResponse() {
		return new DocumentWordCountResponse(ServiceResult.FAILURE);
	}

}