Chilkat Examples

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Android™ Examples

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(Android™) CSV Special Chars - Comma, Double-Quotes

The Chilkat CSV class/component automatically handles special characters which include double-quotes, and the delimiter character (comma or semicolon).

The Chilkat CSV library/component/class is freeware. The downloads for .NET, C++, Perl, Java, Ruby, and Python contain all of the Chilkat classes, some of which are freeware and some of which require licensing.

Chilkat Android™ Downloads

Android™ Java Libraries

Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    //  This example program loads a file (sample.csv)
    //  that contains this content:
    // 
    //  year,color,country,food
    //  2001,red,France,cheese
    //  2005,blue,"United States",hamburger
    //  2008,green,Italy,pasta
    //  1998,orange,Japan,sushi
    // 
    //  The first row contains the column names.
    //  This file is available at:
    //  http://www.chilkatsoft.com/testData/sample.csv

    CkCsv csv = new CkCsv();

    //  Prior to loading the CSV file, indicate that the 1st row
    //  should be treated as column names:
    csv.put_HasColumnNames(true);

    //  Load the CSV records from the file:
    boolean success;
    success = csv.LoadFile("sample.csv");
    if (success != true) {
        Log.i(TAG, csv.lastErrorText());
        return;
    }

    //  A field may contain the delimiter character (in this case
    //  the delimiter is a comma):
    //  Change "cheese" to "cheese,baguette"
    //  ("cheese" is at row=0, column=3
    success = csv.SetCell(0,3,"cheese,baguette");

    //  A field may also contain double-quotes:
    //  Change blue to shiny "metallic" blue
    success = csv.SetCell(1,1,"shiny \"metallic\" blue");

    //  Write the updated CSV to a string and display:
    String csvDoc;
    csvDoc = csv.saveToString();
    Log.i(TAG, csvDoc);

    //  Save the CSV to a file:
    success = csv.SaveFile("out.csv");
    if (success != true) {
        Log.i(TAG, csv.lastErrorText());
    }

    //  The out.csv contains this:
    //  year,color,country,food
    //  2001,red,France,"cheese,baguette"
    //  2005,"shiny ""metallic"" blue","United States",hamburger
    //  2008,green,Italy,pasta
    //  1998,orange,Japan,sushi

  }

  static {
      // Important: Make sure the name passed to loadLibrary matches the shared library
      // found in your project's libs/armeabi directory.
      //  for "libchilkat.so", pass "chilkat" to loadLibrary
      //  for "libchilkatemail.so", pass "chilkatemail" to loadLibrary
      //  etc.
      // 
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}

 

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