import com.opencsv.CSVReader;
public class CSVImporter {
public static void main(String[] args) {
try {
CSVReader reader = new CSVReader(new FileReader("data.csv"));
String[] nextLine;
while ((nextLine = reader.readNext()) != null) {
for (String cell : nextLine) {
System.out.print(cell + " ");
}
System.out.println();
}
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVParser;
import org.apache.commons.csv.CSVRecord;
public class CSVImporter {
public static void main(String[] args) {
try {
Reader reader = Files.newBufferedReader(Paths.get("data.csv"));
CSVParser csvParser = new CSVParser(reader, CSVFormat.DEFAULT);
for (CSVRecord csvRecord : csvParser) {
for (String cell : csvRecord) {
System.out.print(cell + " ");
}
System.out.println();
}
csvParser.close();
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
import com.opencsv.CSVWriter;
public class CSVExporter {
public static void main(String[] args) {
try {
CSVWriter writer = new CSVWriter(new FileWriter("data.csv"));
String[] header = {"Name", "Age", "Email"};
writer.writeNext(header);
String[] data1 = {"Alice", "25", "alice@example.com"};
String[] data2 = {"Bob", "30", "bob@example.com"};
writer.writeNext(data1);
writer.writeNext(data2);
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVPrinter;
public class CSVExporter {
public static void main(String[] args) {
try {
FileWriter writer = new FileWriter("data.csv");
CSVPrinter csvPrinter = new CSVPrinter(writer, CSVFormat.DEFAULT);
csvPrinter.printRecord("Name", "Age", "Email");
csvPrinter.printRecord("Alice", "25", "alice@example.com");
csvPrinter.printRecord("Bob", "30", "bob@example.com");
csvPrinter.flush();
csvPrinter.close();
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
