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Handled an index out of bounds case when removing a valid element fro… #3

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Handled an index out of bounds case when removing a valid element fro… #3

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b7429bd
Handled an index out of bounds case when removing a valid element fro…
psvnlsaikumar Oct 13, 2020
45c8bb0
Added set method in the ADT
psvnlsaikumar Oct 13, 2020
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18 changes: 17 additions & 1 deletion src/com/deepak/data/structures/Arrays/CustomArrayList.java
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,21 @@ public T get(int index) {
return (T)elementData[index];
}

/**
* Method to set an element in the list based on given index and a new value
*
* @param element
* @param index
*/

public void set(E element, int index){
if(index < 0 || index >= size){
throw new IndexOutOfBoundsException("Invalid index passed !!");
}

elementData[index] = element;
}

/**
* Method to remove the element at a given index
*
Expand All @@ -86,7 +101,8 @@ public Object remove(int index) {
/* Starting from the index till last, move
* each element to the left and decrease the size of list */
for (int i = index; i < size; i++) {
elementData[i] = elementData[i + 1];
if(i + 1 < size)
elementData[i] = elementData[i + 1];
}
size--;
return removedElement;
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