zjulzq/bean-csv

Read bean objects from a csv file or write bean objects to a csv file.

Bean CSV

Read bean objects from a csv file or write bean objects to a csv file.

Features

1. Read bean objects from a csv file.
2. Write bean objects to a csv file.
3. @CsvColumn indicates the column names, column order and column format.

Usage

Please refer to the following examples.

1. How to use @CsvColumn?

  public class Worker {
    @CsvColumn(name="id", orderKey="A")
    private String id;

    @CsvColumn(name="firstName", orderKey="B")
    private String firstName;

    @CsvColumn(name="lastName", orderKey="C")
    private String lastName;

    @CsvColumn(name="birthday", orderKey="D", format="yyyyMMdd")
    private Date birthday;

    // setters and getters
  }

1. How to read bean objects?

  CSVReader csvReader = new CSVReader(new FileReader("beancsv.csv"));
  List workers = BeanCsv.parseBeans(csvReader, Worker.class, true);
  csvReader.close();

1. How to write bean objects?

  CSVWriter csvWriter = new CSVWriter(new FileWriter(new File("beancsv.csv")));
  BeanCsv.writeHeader(csvWriter, Worker.class);
  List workers = new ArrayList<>();
  workers.add(new Worker());
  workers.add(new Worker());
  BeanCsv.write(csvWriter, workers);
  csvWriter.close();

Include it

<dependency>
  <groupId>com.github.zjulzq</groupId>
  <artifactId>bean-csv</artifactId>
  <version>0.0.3</version>
</dependency>

Contributing

We accept PRs via github. There are some guidelines which will make applying PRs easier for us:

1. No tabs! Please use spaces for indentation.
2. Respect the code style.
3. Create minimal diffs - disable on save actions like reformat source code or organize imports. If you feel the source code should be reformatted create a separate PR for this change.
4. Provide JUnit tests for your changes and make sure your changes don't break any existing tests by running mvn clean test.

License

Code is under the Apache Licence v2.