Adding range calculator

.idea/workspace.xml

@@ -13,8 +13,8 @@
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
-        <option value="Interface" />
         <option value="Class" />
+        <option value="Interface" />
       </list>
     </option>
   </component>
@@ -49,11 +49,11 @@
   </component>
   <component name="RunManager" selected="Application.fibonacciSeries.runners.Main">
     <configuration name="Main" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
-      <option name="MAIN_CLASS_NAME" value="threading.runners.Main" />
+      <option name="MAIN_CLASS_NAME" value="primeNumbers.runners.Main" />
       <module name="Lab1" />
       <extension name="coverage">
         <pattern>
-          <option name="PATTERN" value="threading.runners.*" />
+          <option name="PATTERN" value="primeNumbers.runners.*" />
           <option name="ENABLED" value="true" />
         </pattern>
       </extension>

src/main/java/FibonacciSeries/abstractions/IFibonacciRangeCalculator.java

 package fibonacciSeries.abstractions;
 
+import fibonacciSeries.utilities.FibonacciStructure;
+
 import java.util.List;
 
 public interface IFibonacciRangeCalculator {
-    List<Long> calculate(long start, long end);
+    List<FibonacciStructure> calculate(long start, long end);
 }

src/main/java/FibonacciSeries/implementation/range/FibonacciRangeCalculatorUsingStructure.java

 package fibonacciSeries.implementation.range;
 
 import fibonacciSeries.abstractions.IFibonacciRangeCalculator;
+import fibonacciSeries.utilities.FibonacciStructure;
+import fibonacciSeries.utilities.FibonacciStructureService;
+import fibonacciSeries.utilities.IFibonacciStructureService;
 
 import java.util.ArrayList;
 import java.util.List;
 
 public class FibonacciRangeCalculatorUsingStructure implements IFibonacciRangeCalculator {
-    private IFibonacciStructure _firstItem;
-    private IFibonacciStructure _secondItem;
+    private final FibonacciStructure _fZeroOfTheRange;
+    private final FibonacciStructure _fOneOfTheRange;
 
-    public FibonacciRangeCalculatorUsingStructure(IFibonacciStructure _firstItem, IFibonacciStructure _secondItem) {
-        this._firstItem = _firstItem;
-        this._secondItem = _secondItem;
+    public FibonacciRangeCalculatorUsingStructure(FibonacciStructure _fZeroOfTheRange, FibonacciStructure _fOneOfTheRange) {
+        this._fZeroOfTheRange = _fZeroOfTheRange;
+        this._fOneOfTheRange = _fOneOfTheRange;
     }
 
     @Override
-    public List<Long> calculate(long start, long end) {
-        ArrayList<Long> result = new ArrayList<>();
+    public List<FibonacciStructure> calculate(long start, long end) {
+        IFibonacciStructureService service = new FibonacciStructureService();
+        List<FibonacciStructure> result = new ArrayList<>();
+
+        FibonacciStructure first = _fZeroOfTheRange;
+        FibonacciStructure second = _fOneOfTheRange;
+
+        for(long i = start; i < end; i++) {
+            FibonacciStructure pushed = service.add(first, second);
+            result.add(pushed);
+            first = second;
+            second = pushed;
+        }
         return result;
     }
 }

src/main/java/FibonacciSeries/utilities/FibonacciStructure.java

@@ -3,15 +3,21 @@ package fibonacciSeries.utilities;
 public class FibonacciStructure {
     private Long _xParameter;
     private Long _yParameter;
-    private Integer Index;
 
-    public FibonacciStructure(Long _xParameter, Long _yParameter, Integer index) {
+    public FibonacciStructure(Long _xParameter, Long _yParameter) {
         this._xParameter = _xParameter;
         this._yParameter = _yParameter;
-        Index = index;
     }
 
-    public Long getFibonacciValue(Integer trigger0, Integer trigger1) {
-        return _xParameter * trigger0 + _yParameter * trigger1;
+    public Long getXParameter() {
+        return _xParameter;
+    }
+
+    public Long getYParameter() {
+        return _yParameter;
+    }
+
+    public Long getFibonacciValue(Integer xValue, Integer yValue) {
+        return _xParameter * xValue + _yParameter * yValue;
     }
 }

src/main/java/FibonacciSeries/utilities/FibonacciStructureService.java

+package fibonacciSeries.utilities;
+
+public class FibonacciStructureService implements IFibonacciStructureService {
+
+    @Override
+    public FibonacciStructure add(FibonacciStructure first, FibonacciStructure second) {
+        return new FibonacciStructure(first.getXParameter()+second.getXParameter(),
+                second.getYParameter()+first.getYParameter());
+    }
+}

src/main/java/FibonacciSeries/utilities/IFibonacciStructureService.java

+package fibonacciSeries.utilities;
+
+public interface IFibonacciStructureService {
+
+    FibonacciStructure add(FibonacciStructure first,FibonacciStructure second);
+
+}