Renamed functions for clarity

code/src/Fitbot/app/src/main/java/com/example/fitbot/exercise/ExerciseManager.java

@@ -28,6 +28,9 @@ public class ExerciseManager {
     private static final String PROPERTY_PATH = "path";
     private static final String PROPERTY_NAME = "name";
 
+    // The delimiter used to separate the paths of the sensors.
+    public static final String PATH_DELIMITER = ";";
+
     public static final int SENSOR_COUNT = 2;
 
     private static final String[] REQUIRED_PROPERTIES = {
@@ -80,7 +83,7 @@ public class ExerciseManager {
      *
      * @return The exercise, if it exists on the server. Otherwise null.
      */
-    public static Exercise retrieveExercise() {
+    public static Exercise fetchExerciseFromDatabase() {
         String response = sendHTTP(
                 HOST_ADDRESS, "POST", "application/json", null
         );
@@ -99,7 +102,7 @@ public class ExerciseManager {
                 // Path data is split into two parts, due to the left and right hand.
                 // If one wants to add support for more sensors, one will have to adjust the Exercise
                 // class to support more paths.
-                String[] leftRightData = content.get(PROPERTY_PATH).getAsString().split(";");
+                String[] leftRightData = content.get(PROPERTY_PATH).getAsString().split(PATH_DELIMITER);
 
                 if (leftRightData.length != SENSOR_COUNT)
                     return null;

code/src/Fitbot/app/src/main/java/com/example/fitbot/ui/activities/FitnessActivity.java

@@ -71,7 +71,7 @@ public class FitnessActivity extends RobotActivity implements RobotLifecycleCall
         // This will provide the element with the appropriate dimensions for drawing
         // the canvas properly.
         personalMotionPreviewElement.post(() -> {
-            this.acquireExercise((exercise) -> {
+            this.fetchExerciseAsync((exercise) -> {
                 // Acquire paths from the exercise and provide them to the motion processor
                 Vector3f[][] vectors = new Vector3f[][]{exercise.leftPath.getVectors(), exercise.rightPath.getVectors()};
 
@@ -97,11 +97,11 @@ public class FitnessActivity extends RobotActivity implements RobotLifecycleCall
      * Whenever the retrieval failed, it will have the robot say something to the user
      * to inform them about the issue.
      */
-    public void acquireExercise(Exercise.ExerciseFetchHandler onSuccessfulFetch, Exercise.ExerciseFetchHandler onFailedFetch) {
+    public void fetchExerciseAsync(Exercise.ExerciseFetchHandler onSuccessfulFetch, Exercise.ExerciseFetchHandler onFailedFetch) {
         // For some stupid reason we cannot perform network operations on the main thread.
         // therefore we'll have to do it like this...
         (new Thread(() -> {
-            Exercise exercise = ExerciseManager.retrieveExercise();
+            Exercise exercise = ExerciseManager.fetchExerciseFromDatabase();
             if (exercise == null) {
                 onFailedFetch.handle(null);
             } else {

code/src/Fitbot/app/src/main/java/com/example/fitbot/ui/components/ExerciseStatusElement.java

@@ -122,7 +122,7 @@ public class ExerciseStatusElement extends View implements IInputHandler {
                 // Move on to the next exercise, or finish.
                 if (this.exerciseCount > 0) {
                     this.exerciseCount--;
-                    this.parentActivity.acquireExercise((newExercise) -> {
+                    this.parentActivity.fetchExerciseAsync((newExercise) -> {
                         this.motionProcessor.useExercise(newExercise);
                     }, (failed) -> {
                         // Move to main screen

code/src/Fitbot/app/src/main/java/com/example/fitbot/util/processing/InputProcessor.java

@@ -3,6 +3,7 @@ package com.example.fitbot.util.processing;
 import android.util.Log;
 
 import com.example.fitbot.exercise.Exercise;
+import com.example.fitbot.exercise.ExerciseManager;
 import com.example.fitbot.util.server.WebServer;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
@@ -220,6 +221,13 @@ public class InputProcessor {
         }
     }
 
+    /**
+     * Function for converting the recorded data to a string.
+     * This function will convert the recorded data to a string
+     * that can be sent to a database or other storage.
+     *
+     * @return The converted string.
+     */
     private String convertRecordedDataToString()
     {
         // First, remove empty entries
@@ -251,7 +259,7 @@ public class InputProcessor {
             }
             // Add a separator between devices
             if ( deviceId < selfRotationVectorPaths.length - 1)
-                pathBuilder.append(";");
+                pathBuilder.append(ExerciseManager.PATH_DELIMITER);
         }
         return pathBuilder.toString();
     }

code/src/Fitbot/app/src/test/java/com/example/fitbot/DatabaseFetchingTest.java

@@ -1,6 +1,5 @@
 package com.example.fitbot;
 
-import com.example.fitbot.exercise.EMuscleGroup;
 import com.example.fitbot.exercise.Exercise;
 import com.example.fitbot.exercise.ExerciseManager;
 
@@ -11,7 +10,7 @@ public class DatabaseFetchingTest {
 
     @Test
     public void testDatabaseFetching() {
-        Exercise exercise = ExerciseManager.retrieveExercise();
+        Exercise exercise = ExerciseManager.fetchExerciseFromDatabase();
         assert exercise != null;
         System.out.println("\n---------------------------------");
         System.out.println("Exercise:");