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@@ -1,7 +1,102 @@
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package com.zipcodewilmington.arrayutility;
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+import java.lang.reflect.Array;
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+import java.util.ArrayList;
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+
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/**
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- * Created by leon on 3/6/18.
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+ * Completed by William on 11/13/2018.
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*/
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-public class ArrayUtility {
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+public class ArrayUtility<T>{
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+
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+ private T t;
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+ private T[] inputArray;
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+
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+ public T getT() {
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+ return t;
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+ }
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+
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+ public void setT(T t1) {
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+ this.t = t1;
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+ }
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+
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+ public ArrayUtility(T[] inputArray) {
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+ this.inputArray = inputArray;
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+ }
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+
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+ public Integer countDuplicatesInMerge(T[] arrayToMerge, T valueToEvaluate) {
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+ T[] merged = merge(inputArray, arrayToMerge);
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+ Integer dups = duplicates(merged, valueToEvaluate);
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+ return dups;
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+ }
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+
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+ public Integer duplicates(T[] merged, T valueToEvaluate) {
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+ int counter = 0;
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+ for (int i = 0; i < merged.length; i++) {
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+ if(merged[i] == valueToEvaluate){
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+ counter++;
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+ }
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+ }
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+ return counter;
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+ }
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+
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+ public T[] merge(T[] array1, T[] array2) {
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+ T[] output = (T[])Array.newInstance(this.inputArray.getClass().getComponentType(), (inputArray.length)+(array2.length));
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+ int counter = 0;
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+ for (int i = 0; i < output.length; i++) {
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+ if(i < array1.length){
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+ output[i] = array1[i];
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+ }else{
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+ output[i] = array2[i - array1.length];
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+ }
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+ }
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+ return output;
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+ }
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+
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+ public T getMostCommonFromMerge(T[] arrayToMerge) {
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+ return mostCommon(merge(inputArray, arrayToMerge));
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+ }
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+
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+ public T mostCommon(T[] array) {
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+ int counter = 0;
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+ int tempCounter = 0;
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+ T top = array[0];
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+ T current = array[0];
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+ for(int i = 0; i < array.length; i++){
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+ for(int j = 0; j < array.length; j++){
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+ if(array[j].equals(current)){
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+ tempCounter++;
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+ }
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+ }
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+ if(tempCounter > counter){
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+ top = current;
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+ counter = tempCounter;
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+ }
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+ tempCounter = 0;
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+ current = array[i];
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+ }
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+ return top;
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+ }
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+
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+ public Integer getNumberOfOccurrences(T valueToEvaluate) {
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+ int counter = 0;
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+ for(int i = 0; i < inputArray.length; i++){
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+ if(inputArray[i] == valueToEvaluate){
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+ counter++;
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+ }
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+ }
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+ return counter;
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+ }
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+
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+ public T[] removeValue(T valueToRemove) {
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+ int number = getNumberOfOccurrences(valueToRemove);
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+ T[] output = (T[])Array.newInstance(this.inputArray.getClass().getComponentType(), inputArray.length - number);
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+ int counter = 0;
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+ for(int i = 0; i < inputArray.length; i++){
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+ if(inputArray[i] != valueToRemove){
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+ output[counter] = inputArray[i];
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+ counter++;
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+ }
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+ }
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+ return output;
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+ }
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}
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