added missing documentation

backend/src/main/java/com/nttdata/calender/api/KalenderRestController.java

@@ -115,9 +115,18 @@ public class KalenderRestController {
         return urlConstructor.construct(javaAPI);
     }
 
+    /**
+     * Handles POST request to fetch plan times based on the provided request.
+     *
+     * @param request the PlanTimesRequest containing the required information
+     * @return the ArrayList of CalendarWeek representing the fetched plan times
+     * @throws ARException     if an AR exception occurs
+     * @throws ValidationError if a validation error occurs
+     */
     @CrossOrigin("*")
-    @PostMapping("/api/fetchPlanTimes") 
-    public ArrayList<CalendarWeek> getPlanTimes(@RequestBody PlanTimesRequest request) throws ARException, ValidationError {
+    @PostMapping("/api/fetchPlanTimes")
+    public ArrayList<CalendarWeek> getPlanTimes(@RequestBody PlanTimesRequest request)
+            throws ARException, ValidationError {
         PlanTimes p = new PlanTimes(javaAPI);
         p.setPlanTimes(request);
         return p.getPlanTimes();

backend/src/main/java/com/nttdata/calender/changes/query/Filter.java

@@ -57,10 +57,20 @@ public class Filter {
         this.filterElement.add(filter);
     }
 
+    /**
+     * Sets the filter element.
+     *
+     * @param filter the filter element to set
+     */
     public void setFilterElement(ArrayList<FilterElement> filter) {
         this.filterElement = filter;
     }
 
+    /**
+     * Gets the filter element.
+     *
+     * @return the filter element
+     */
     public ArrayList<FilterElement> getFilterElement() {
         return this.filterElement;
     }

backend/src/main/java/com/nttdata/calender/errorhandling/ErrorTypes/ValidationError.java

@@ -4,12 +4,17 @@ import org.springframework.http.HttpStatus;
 
 /**
  * Error class representing a Validation Error.
- * It extends the BackendError class and sets the error code to 400 and the HTTP status to HttpStatus.BAD_REQUEST.
+ * It extends the BackendError class and sets the error code to 400 and the HTTP
+ * status to HttpStatus.BAD_REQUEST.
  */
 public class ValidationError extends BackendError {
 
+    /**
+     * Constructs a new ValidationError with the specified error message.
+     *
+     * @param message the error message
+     */
     public ValidationError(String message) {
         super(message, 400, HttpStatus.BAD_REQUEST);
     }
-
 }

backend/src/main/java/com/nttdata/calender/planTimes/CalendarWeek.java

@@ -1,39 +1,84 @@
 package com.nttdata.calender.planTimes;
 
+/**
+ * The CalendarWeek class represents a week in a calendar.
+ * It contains information about the week, planned time, start date, and end
+ * date.
+ */
 public class CalendarWeek {
     private String week;
     private int planTime;
     private String startDate;
     private String endDate;
 
+    /**
+     * Gets the week.
+     *
+     * @return String representing the week
+     */
     public String getWeek() {
         return week;
     }
 
+    /**
+     * Sets the week.
+     *
+     * @param week String to set representing the week
+     */
     public void setWeek(String week) {
         this.week = week;
     }
 
+    /**
+     * Gets the planned time.
+     *
+     * @return int representing the planned time
+     */
     public int getPlanTime() {
         return planTime;
     }
 
+    /**
+     * Sets the planned time.
+     *
+     * @param planTime an int to set representing the planned time
+     */
     public void setPlanTime(int planTime) {
         this.planTime = planTime;
     }
 
+    /**
+     * Gets the start date.
+     *
+     * @return String representing the start date
+     */
     public String getStartDate() {
         return startDate;
     }
 
+    /**
+     * Sets the start date.
+     *
+     * @param startDate String to set representing the start date
+     */
     public void setStartDate(String startDate) {
         this.startDate = startDate;
     }
 
+    /**
+     * Gets the end date.
+     *
+     * @return String representing the end date
+     */
     public String getEndDate() {
         return endDate;
     }
 
+    /**
+     * Sets the end date.
+     *
+     * @param endDate String to set representing the end date
+     */
     public void setEndDate(String endDate) {
         this.endDate = endDate;
     }

backend/src/main/java/com/nttdata/calender/planTimes/PlanTimes.java

@@ -14,16 +14,32 @@ import com.nttdata.calender.api.Query;
 import com.nttdata.calender.api.RemedyJavaAPI;
 import com.nttdata.calender.errorhandling.ErrorTypes.ValidationError;
 
+/**
+ * The PlanTimes class manages the calculation of planned times for calendar weeks.
+ * It interacts with RemedyJavaAPI and performs queries to retrieve relevant data.
+ */
 public class PlanTimes {
     private RemedyJavaAPI remedyJavaAPI;
     private ArrayList<CalendarWeek> calenderWeeks;
     private final String formName = "ASF:WI_TAS_Paket";
 
+     /**
+     * Constructs a PlanTimes object with the provided RemedyJavaAPI instance.
+     *
+     * @param remedyJavaAPI the RemedyJavaAPI instance to use for data retrieval
+     */
     public PlanTimes(RemedyJavaAPI remedyJavaAPI) {
         this.remedyJavaAPI = remedyJavaAPI;
         this.calenderWeeks = new ArrayList<>();
     }
 
+    /**
+     * Sets the plan times for calendar weeks based on the provided PlanTimesRequest.
+     *
+     * @param req the PlanTimesRequest object containing the required information
+     * @throws ARException      if an error occurs during the Remedy API operation
+     * @throws ValidationError if there is a validation error
+     */
     public void setPlanTimes(PlanTimesRequest req) throws ARException, ValidationError {
         var dateConverter = new DateConverter();
         var startDate = dateConverter.convertDateTime(req.getRenderStartDate());
@@ -75,6 +91,14 @@ public class PlanTimes {
         }
     }
 
+     /**
+     * Converts plan time hours and minutes to a decimal value.
+     *
+     * @param hours   the plan time hours as a String
+     * @param minutes the plan time minutes as a String
+     * @return the total plan time as a decimal value
+     * @throws ARException if an error occurs during the conversion
+     */
     public double convertPlanTime(String hours, String minutes) throws ARException {
         double mins = 0.0;
         double hrs = 0.0;
@@ -86,6 +110,12 @@ public class PlanTimes {
         return totalHours;
     }
 
+    /**
+     * Converts a timestamp string to a LocalDate object.
+     *
+     * @param timestamp the timestamp string to convert
+     * @return the corresponding LocalDate object
+     */
     public LocalDate timestampToDate(String timestamp) {
         DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd.MM.yyyy");
         SimpleDateFormat sdf = new SimpleDateFormat("dd.MM.yyyy");
@@ -99,6 +129,11 @@ public class PlanTimes {
         return LocalDate.parse(date, formatter);
     }
 
+     /**
+     * Retrieves the calculated plan times for calendar weeks.
+     *
+     * @return the list of CalendarWeek objects representing the plan times
+     */
     public ArrayList<CalendarWeek> getPlanTimes() {
         return this.calenderWeeks;
     }

backend/src/main/java/com/nttdata/calender/planTimes/PlanTimesRequest.java

@@ -2,31 +2,66 @@ package com.nttdata.calender.planTimes;
 
 import com.nttdata.calender.changes.query.Filter;
 
+/**
+ * The PlanTimesRequest class represents a request used for rendering the
+ * planning times.
+ * It contains information about the filter to apply and the rendering dates.
+ */
 public class PlanTimesRequest {
     private Filter filter;
     private String renderStartDate;
     private String renderEndDate;
 
+    /**
+     * Gets the filter object.
+     *
+     * @return Filter object representing the filter
+     */
     public Filter getFilter() {
         return filter;
     }
 
+    /**
+     * Sets the filter object.
+     *
+     * @param filter Filter object to set for filtering plan times
+     */
     public void setFilter(Filter filter) {
         this.filter = filter;
     }
 
+    /**
+     * Gets the start date for rendering plan times.
+     *
+     * @return String representing the start date
+     */
     public String getRenderStartDate() {
         return renderStartDate;
     }
 
+    /**
+     * Sets the start date for rendering plan times.
+     *
+     * @param renderStartDate String representing the start date to set
+     */
     public void setRenderStartDate(String renderStartDate) {
         this.renderStartDate = renderStartDate;
     }
 
+    /**
+     * Gets the end date for rendering plan times.
+     *
+     * @return String representing the end date
+     */
     public String getRenderEndDate() {
         return renderEndDate;
     }
 
+    /**
+     * Sets the end date for rendering plan times.
+     *
+     * @param renderEndDate String representing the end date to set
+     */
     public void setRenderEndDate(String renderEndDate) {
         this.renderEndDate = renderEndDate;
     }