Automation Using Selenium Webdriver

Wednesday, 21 December 2016

How to open notepad using java program



  • Notepad is a text editor from windows operating system. We use notepad for writing text files.
  • We can open a new notepad using java code.
  • By using the concept of running another application by Runtime class in java.
  • By creating object of runtime and calling  exec() method by passing application name.
  • Lets see how to open a notepad using java code
  • OutPut::


  • Program #1: Java example program to open notepad


    1. package interestingJavaprograms;
    2. import java.io.IOException;
    3.  
    4. public class NotepadJava {
    5.  
    6.     /**
    7.      * @ www.corejavawithselenium.blogspot.in
    8.      * @ how to open a new notepad using java program
    9.      */
    10. public static void main(String[] args) {
    11.        
    12.           Runtime rt = Runtime.getRuntime();
    13.           
    14. try {
    15.       rt.exec("notepad");
    16. }
    17.  catch (IOException ex) {
    18.  
    19.  System.out.println(ex);
    20.  
    21. }  
    22.  
    23. }
    24.  
    25. }
  • OUPUT::
  • Tuesday, 20 December 2016

    How to sort arraylist of strings alphabetically java

    1.Basic Java example program to sort arraylist of strings

    1. package com.javasortarraylistofobjects;
    2.  
    3. import java.util.ArrayList;
    4. import java.util.Collections;
    5. import java.util.Iterator;
    6.  
    7. public class SortArrayList{
    8.  
    9. public static void main(String[] args) {
    10.   
    11. //create an ArrayList object
    12. ArrayList<String> arrayList = new ArrayList();
    13.        
    14. //Add elements to Arraylist
    15.         
    16. arrayList.add("A"); 
    17. arrayList.add("C");
    18. arrayList.add("D");
    19. arrayList.add("Z");
    20. arrayList.add("F");
    21. arrayList.add("J");
    22. arrayList.add("K");
    23. arrayList.add("M");
    24. arrayList.add("L");
    25. arrayList.add("O");
    26.        
    27.         
    28.  System.out.println("Before sorting ArrayList ...");
    29.  Iterator itr=arrayList.iterator();
    30.         
    31. while (itr.hasNext()) {
    32.  
    33. System.out.println(itr.next());
    34.      
    35. }
    36.  
    37.        
    38.  /*
    39.  To sort an ArrayList object, use Collection.sort method. This is a
    40.   static method. It sorts an ArrayList object's elements into ascending order.
    41. */
    42.   Collections.sort(arrayList);
    43.      
    44.   System.out.println("After sorting ArrayList ...");
    45.        
    46.     
    47.         
    48. Iterator itr1=arrayList.iterator();
    49.         
    50. while (itr1.hasNext()) {

    51. System.out.println(itr1.next());
    52.             
    53. }
    54.     
    55.   
    56. }
    57. }


    OUTPUT::
    1. Before sorting ArrayList ...
    2. A
    3. C
    4. D
    5. Z
    6. F
    7. J
    8. K
    9. M
    10. L
    11. O
    12. After sorting ArrayList ...
    13. A
    14. C
    15. D
    16. F
    17. J
    18. K
    19. L
    20. M
    21. O
    22. Z

    Monday, 19 December 2016

    How to find largest element in an array with index and value using array

    How to find largest element in an array with index and value using array?

    package com.inofjava;
    public class Array {

    public static void main(String[] args) {

    int arr[]={1,120,56,78,87};
    int largest=arr[0];
    int smallest=arr[0];
    int small=0;
    int index=0;

    for(int i=1;i<arr.length;i++){

    if(arr[i]>largest){

    largest=arr[i];
    index=i;

    }
    else if(smallest>arr[i]){

    smallest=arr[i];
    small=i;

    }
    }

    System.out.println(largest);
    System.out.println(index);
    System.out.println(smallest);
    System.out.println(small);

    }

    }


    Output:
    120
    1
    87
    4