import com.opencsv.bean.CsvBindByName;
import com.opencsv.bean.CsvToBeanBuilder;
import com.opencsv.bean.StatefulBeanToCsv;
import com.opencsv.bean.StatefulBeanToCsvBuilder;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.List;
public class CsvExample {
public static class Person {
private String name;
private int age;
@CsvBindByName(required = false)
private String address;
}
public static void main(String[] args) throws Exception {
String csvFile = "data.csv";
List<Person> persons = new CsvToBeanBuilder<Person>(new FileReader(csvFile))
.withType(Person.class)
.build()
.parse();
for (Person person : persons) {
System.out.println(person.getName() + ", " + person.getAge() + ", " + person.getAddress());
}
FileWriter writer = new FileWriter(csvFile);
StatefulBeanToCsv<Person> beanToCsv = new StatefulBeanToCsvBuilder<Person>(writer)
.withQuotechar(CSVWriter.NO_QUOTE_CHARACTER)
.build();
beanToCsv.write(persons);
writer.close();
}
}
