jpsp91 vor 6 Jahren
Ursprung
Commit
fd2ed9658b

+ 166
- 1
src/main/java/com/zipcodewilmington/arrayutility/ArrayUtility.java Datei anzeigen

@@ -1,7 +1,172 @@
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 package com.zipcodewilmington.arrayutility;
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+
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+import java.util.ArrayList;
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+import java.util.Arrays;
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+import java.util.LinkedList;
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+import java.util.List;
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+
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 /**
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  * Created by leon on 3/6/18.
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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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+
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+
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+
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+    private T[] inputArray;
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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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+
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+    ArrayList<T> newArray = new ArrayList<>();
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+
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+
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+    public int countDuplicatesInMerge(T[] arrayToMerge, T valueToEvaluate) {
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+
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+        newArray.addAll(Arrays.asList(arrayToMerge));
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+        newArray.addAll(Arrays.asList(this.inputArray));
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+
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+        int counter = 0;
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+
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+        for(int i = 0; i < newArray.size(); i++){
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+
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+            if(newArray.get(i).equals(valueToEvaluate)){
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+                counter++;
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+            }
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+
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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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+
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+
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+
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+    public T getMostCommonFromMerge(T[] arrayToMerge) {
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+
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+        newArray.addAll(Arrays.asList(this.inputArray));
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+        newArray.addAll(Arrays.asList(arrayToMerge));
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+
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+
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+        int count = 1, tempCount;
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+
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+        T mostCommon = newArray.get(0);
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+
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+        T temp;
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+
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+        for (int i = 0; i < (newArray.size() - 1); i++)
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+        {
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+            temp = newArray.get(i);
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+            tempCount = 0;
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+            for (int j = 1; j < newArray.size(); j++)
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+            {
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+                if (temp == newArray.get(j))
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+                    tempCount++;
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+            }
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+            if (tempCount > count)
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+            {
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+                mostCommon = temp;
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+                count = tempCount;
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+            }
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+        }
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+
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+
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+        return mostCommon;
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+    }
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+
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+
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+
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+
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+
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+
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+
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+    public Integer getNumberOfOccurrences(T valueToEvaluate) {
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+
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+
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+        Integer counter = 0;
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+
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+
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+        for(int i = 0; i < inputArray.length; i++){
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+
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+            if(inputArray[i].equals(valueToEvaluate)){
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+                counter++;
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+            }
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+
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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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+
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+
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+    public T[] removeValue(T valueToRemove) {
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+
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+        //Convert to String and manipulating
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+//        String str = inputArray.toString();
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+//
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+//        boolean checkContains = str.contains((CharSequence) valueToRemove);
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+//
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+//        if(checkContains = true){
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+//            str = str.replace((CharSequence) valueToRemove, "");
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+//        }
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+//
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+//        T[] returnValue = str;
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+
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+
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+        //Convert to arrayList and manipulating
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+//        ArrayList<T> newArray = new ArrayList<>();
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+//
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+//        newArray.remove(valueToRemove);
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+//
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+//
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+//        T[] returnValue = newArray.toArray();
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+
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+
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+
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+        List<T> returnValue = new LinkedList<>(Arrays.asList(inputArray));
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+
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+
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+        for(int i = 0; i < returnValue.size(); i++){
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+            if(returnValue.get(i).equals(valueToRemove)){
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+                returnValue.remove(i);
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+            }
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+        }
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+
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+
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+        //return (T[]) returnValue.toArray();
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+        return returnValue.toArray(Arrays.copyOf(inputArray, returnValue.size()));
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+
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+    }
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+
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 }

+ 3
- 1
src/test/java/com/zipcodewilmington/arrayutility/RemoveValueTest.java Datei anzeigen

@@ -1,6 +1,8 @@
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 package com.zipcodewilmington.arrayutility;
2 2
 
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-import com.zipcodewilmington.UnitTestingUtils;
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+//import com.zipcodewilmington.UnitTestingUtils;
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+
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+
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 import org.junit.Test;
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 /**