lunch break

src/main/java/rocks/zipcode/quiz5/collections/WordCounter.java

@@ -1,12 +1,23 @@
 package rocks.zipcode.quiz5.collections;
 
+import java.util.HashMap;
 import java.util.Map;
 
 public class WordCounter {
+
+    private Map<String, Integer> wordMap = new HashMap<>();
+
     public WordCounter(String... strings) {
+        for (String str : strings) {
+            if(wordMap.containsKey(str)){
+                wordMap.replace(str, wordMap.get(str)+1);
+            } else {
+                wordMap.put(str, 1);
+            }
+        }
     }
 
     public Map<String, Integer> getWordCountMap() {
-        return null;
+       return wordMap;
     }
 }

src/main/java/rocks/zipcode/quiz5/objectorientation/account/Account.java

@@ -3,11 +3,14 @@ package rocks.zipcode.quiz5.objectorientation.account;
 /**
  * @author leon on 30/12/2018.
  */
-public class Account extends BankAccount {
+public class Account {
+    private Long id;
+
     public Long getId() {
-        return null;
+        return id;
     }
 
     public void setId(Long id) {
+        this.id=id;
     }
 }

src/main/java/rocks/zipcode/quiz5/objectorientation/account/BankAccount.java

@@ -3,7 +3,35 @@ package rocks.zipcode.quiz5.objectorientation.account;
 /**
  * @author leon on 27/12/2018.
  */
-public class BankAccount {
+public class BankAccount extends Account implements Transactable{
+
+    private Double balance;
+
+
     public void setBalance(Double val) {
+        this.balance=val;
+    }
+
+    @Override
+    public void deposit(Double amountToIncreaseBy) {
+        if(amountToIncreaseBy>=0) {
+            balance += amountToIncreaseBy;
+        } else{
+            throw new IllegalArgumentException();
+        }
+    }
+
+    @Override
+    public void withdrawal(Double amountToDecreaseBy) {
+        if(amountToDecreaseBy>=0 && (balance-amountToDecreaseBy)>=0) {
+            balance -= amountToDecreaseBy;
+        } else{
+            throw new IllegalArgumentException();
+        }
+    }
+
+    @Override
+    public Double getBalance() {
+        return balance;
     }
 }

src/main/java/rocks/zipcode/quiz5/objectorientation/account/Employee.java

@@ -3,7 +3,9 @@ package rocks.zipcode.quiz5.objectorientation.account;
 /**
  * @author leon on 30/12/2018.
  */
-public class Employee {
+public class Employee implements Transactable, Worker{
+
+
     public Employee() {
     }
 
@@ -17,4 +19,39 @@ public class Employee {
     public void setBankAccount(BankAccount bankAccount) {
 
     }
+
+    @Override
+    public void deposit(Double amountToIncreaseBy) {
+
+    }
+
+    @Override
+    public void withdrawal(Double amountToDecreaseBy) {
+
+    }
+
+    @Override
+    public Double getBalance() {
+        return null;
+    }
+
+    @Override
+    public void increaseHoursWorked(Double numberOfHours) {
+
+    }
+
+    @Override
+    public Double getHoursWorked() {
+        return null;
+    }
+
+    @Override
+    public Double getHourlyWage() {
+        return null;
+    }
+
+    @Override
+    public Double getMoneyEarned() {
+        return null;
+    }
 }