Java

CSV Set Cell by Index or Name

Demonstrates how to update the value of a CSV cell, or add new cells. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    //  We have the following CSV...

    //  permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round
    //  lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b
    //  mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed
    //  flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a
    //  infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a
    //  gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed

    boolean bCrlf = true;
    CkStringBuilder sb = new CkStringBuilder();
    sb.AppendLine("permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round",bCrlf);
    sb.AppendLine("lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b",bCrlf);
    sb.AppendLine("mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed",bCrlf);
    sb.AppendLine("flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a",bCrlf);
    sb.AppendLine("infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a",bCrlf);
    sb.AppendLine("gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed",bCrlf);

    CkCsv csv = new CkCsv();

    csv.put_HasColumnNames(true);
    success = csv.LoadFromString(sb.getAsString());

    //  Update the city "Gilbert" to "Tuscon".
    csv.SetCell(3,4,"Tuscon");

    //  Add a new row.
    int row_idx = csv.get_NumRows();
    csv.SetCellByName(row_idx,"permalink","yelp");
    csv.SetCellByName(row_idx,"company","Yelp");
    csv.SetCellByName(row_idx,"numEmps","");
    csv.SetCellByName(row_idx,"category","web");
    csv.SetCellByName(row_idx,"city","San Francisco");
    csv.SetCellByName(row_idx,"state","CA");
    csv.SetCellByName(row_idx,"fundedDate","1-Jul-04");
    csv.SetCellByName(row_idx,"raisedAmt","1000000");
    csv.SetCellByName(row_idx,"raisedCurrency","USD");
    csv.SetCellByName(row_idx,"round","a");

    //  Show the updated CSV:
    System.out.println(csv.saveToString());

    //  Output should be:
    //  permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round
    //  lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b
    //  mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed
    //  flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a
    //  infusionsoft,Infusionsoft,105,software,Tuscon,AZ,1-Oct-07,9000000,USD,a
    //  gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed
    //  yelp,Yelp,,web,San Francisco,CA,1-Jul-04,1000000,USD,a
  }
}