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new eventbuilderservice + projectionservice + searchservice, some renamings etc

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Christoph
2020-04-06 00:07:46 +02:00
parent 5a5d1586ed
commit 3d66f58af8
17 changed files with 503 additions and 389 deletions
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26
src/main/java/mops/gruppen2/service/CsvService.java
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@ -4,15 +4,24 @@ import com.fasterxml.jackson.databind.ObjectReader;
import com.fasterxml.jackson.dataformat.csv.CsvMapper;
import com.fasterxml.jackson.dataformat.csv.CsvSchema;
import mops.gruppen2.domain.User;
import mops.gruppen2.domain.exception.EventException;
import mops.gruppen2.domain.exception.WrongFileException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
@Service
public final class CsvService {
private static final Logger LOG = LoggerFactory.getLogger(CsvService.class);
private CsvService() {}
static List<User> read(InputStream stream) throws IOException {
@ -23,4 +32,21 @@ public final class CsvService {
return reader.<User>readValues(stream).readAll();
}
//TODO: CsvService
static List<User> readCsvFile(MultipartFile file) throws EventException {
if (file == null) {
return new ArrayList<>();
}
if (!file.isEmpty()) {
try {
List<User> userList = read(file.getInputStream());
return userList.stream().distinct().collect(Collectors.toList()); //filters duplicates from list
} catch (IOException ex) {
LOG.warn("File konnte nicht gelesen werden");
throw new WrongFileException(file.getOriginalFilename());
}
}
return new ArrayList<>();
}
}