117 lines
6.3 KiB
Java
117 lines
6.3 KiB
Java
package eu.dnetlib.repo.manager.service;
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import eu.dnetlib.usagestats.sushilite.domain.ReportItem;
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import eu.dnetlib.usagestats.sushilite.domain.ReportResponseWrapper;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.core.ParameterizedTypeReference;
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import org.springframework.http.HttpMethod;
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import org.springframework.http.ResponseEntity;
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import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
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import org.springframework.security.access.prepost.PreAuthorize;
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import org.springframework.stereotype.Service;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestParam;
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import org.springframework.web.client.RestClientException;
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import org.springframework.web.client.RestTemplate;
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import org.springframework.web.util.UriComponentsBuilder;
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import java.util.ArrayList;
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import java.util.List;
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@Service("sushiliteService")
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public class SushiliteServiceImpl implements SushiliteService {
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@Value("${services.repomanager.usagestats.sushiliteEndpoint}")
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private String usagestatsSushiliteEndpoint;
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@Autowired
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private EmailUtils emailUtils;
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private static final org.apache.log4j.Logger LOGGER = org.apache.log4j.Logger.getLogger(SushiliteServiceImpl.class);
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@Override
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@PreAuthorize("hasRole('ROLE_USER')")
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public ReportResponseWrapper getReportResults(@PathVariable("page") String page,
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@PathVariable("pageSize") String pageSize,
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@RequestParam(value = "Report") String Report,
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@RequestParam(value = "Release",defaultValue="4") String Release,
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@RequestParam(value = "RequestorID",required=false,defaultValue="anonymous") String RequestorID,
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@RequestParam(value = "BeginDate",required=false,defaultValue="") String BeginDate,
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@RequestParam(value = "EndDate",required=false,defaultValue="") String EndDate,
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@RequestParam(value = "RepositoryIdentifier") String RepositoryIdentifier,
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@RequestParam(value = "ItemIdentifier",required=false,defaultValue="") String ItemIdentifier,
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@RequestParam(value = "ItemDataType",required=false,defaultValue="") String ItemDataType,
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@RequestParam(value = "Granularity") String Granularity,
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@RequestParam(value = "Pretty",required=false,defaultValue="") String Pretty) {
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//build the uri params
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(this.usagestatsSushiliteEndpoint + "GetReport/")
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.queryParam("Report", Report)
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.queryParam("Release", Release)
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.queryParam("RequestorID", RequestorID)
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.queryParam("BeginDate", BeginDate)
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.queryParam("EndDate", EndDate)
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.queryParam("RepositoryIdentifier", RepositoryIdentifier)
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.queryParam("ItemIdentifier", ItemIdentifier)
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.queryParam("ItemDataType", ItemDataType)
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.queryParam("Granularity", Granularity)
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.queryParam("Pretty", Pretty);
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//create new template engine
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RestTemplate template = new RestTemplate();
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template.getMessageConverters().add(new MappingJackson2HttpMessageConverter());
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ResponseEntity<ReportResponseWrapper> resp;
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try {
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//communicate with endpoint
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resp = template.exchange(
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builder.build().encode().toUri(),
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HttpMethod.GET,
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null,
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new ParameterizedTypeReference<ReportResponseWrapper>() {
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});
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} catch (RestClientException e) {
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LOGGER.debug("Exception on getReportResults" , e);
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emailUtils.reportException(e);
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throw e;
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}
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// check remote api's response
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System.out.println("sushi responded status " + resp.getStatusCode());
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// get the items corresponding to the requested page
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List<ReportItem> requestedItemList = new ArrayList<>();
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if (resp.getBody().getReportResponse().getReportWrapper().getReport().getCustomer().getReportItems() != null) {
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try {
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int totalItems = resp.getBody().getReportResponse().getReportWrapper().getReport().getCustomer().getReportItems().size();
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int size = Integer.parseInt(pageSize);
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int offset = Integer.parseInt(page)*size;
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if (offset < totalItems ) {
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int upperIndex = offset+size;
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if (upperIndex > totalItems) {
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upperIndex = totalItems;
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}
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requestedItemList = resp.getBody().getReportResponse().getReportWrapper().getReport().getCustomer().getReportItems().subList(offset,upperIndex);
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}
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} catch (NumberFormatException e) {
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LOGGER.debug("Exception on getReportResults - trying to cast strings to integers", e);
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//emailUtils.reportException(e);
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throw e;
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}
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}
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ReportResponseWrapper newReportResponse = resp.getBody();
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newReportResponse.getReportResponse().getReportWrapper().getReport().getCustomer().setReportItems(requestedItemList);
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return newReportResponse;
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}
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}
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