CsvWriter.java

package service;

import exceptions.PoseidonException;
import play.mvc.Http;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class CsvWriter {

  public void writeCsvToFile(String csv, String filename, String csvdir) {
    File f = new File(csvdir + filename);
    if ( f.exists()){
      throw  new PoseidonException(Http.Status.BAD_REQUEST,"Fakturafil med navnet " + filename + " eksisterer allerede");
    }
    BufferedWriter writer = null;
    try {
      writer = new BufferedWriter(new FileWriter(f));
      writer.write(csv);
      writer.flush();
    } catch (IOException e) {
      throw new PoseidonException(Http.Status.INTERNAL_SERVER_ERROR, e.getMessage());
    } finally {
      if (writer != null) {
        try {
          writer.close();
        } catch (IOException e) {
          throw new PoseidonException(Http.Status.INTERNAL_SERVER_ERROR, e.getMessage());
        }
      }
    }

  }
}