tableexportercsv.java

《深入浅出设计模式》的完整源代码

package exporter;
//CSV格式，就是用逗号分格:
class TableExporterCSV extends TableExporter {
  public String getExported (String[][] data) {
    if (data == null) {
      return "";
    }
    StringBuffer sb = new StringBuffer ("");
    for (int i = 0; i < data.length; i++) {
      for (int j = 0; j < data[ i ].length; j++) {
        if (j > 0) {
          sb.append (",");
        }
        sb.append (data[ i ][ j ]);
      }
      if (i < data.length - 1) {
        sb.append ("\n");
      }
    }
    return sb.toString ();
  }
}