Finished up Step 4

src/main/java/io/zipcoder/tc_spring_poll_application/controller/VoteController.java

 
 import io.zipcoder.tc_spring_poll_application.domain.Vote;
 import io.zipcoder.tc_spring_poll_application.repositories.VoteRepository;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 
 @RestController
 public class VoteController {
-    @Inject
+    @Autowired
     private VoteRepository voteRepository;
 
     @RequestMapping(value = "/polls/{pollId}/votes", method = RequestMethod.POST)

src/main/java/io/zipcoder/tc_spring_poll_application/dtos/ComputeResultController.java

 
 import io.zipcoder.tc_spring_poll_application.domain.Vote;
 import io.zipcoder.tc_spring_poll_application.repositories.VoteRepository;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
-import javax.inject.Inject;
+import java.util.HashMap;
+import java.util.Map;
+
 
 @RestController
 public class ComputeResultController {
 
-    @Inject
     private VoteRepository voteRepository;
 
+    @Autowired
+    public ComputeResultController(VoteRepository voteRepository) {
+        this.voteRepository = voteRepository;
+    }
+
     @RequestMapping(value = "/computeresult", method = RequestMethod.GET)
     public ResponseEntity<?> computeResult(@RequestParam Long pollId) {
         VoteResult voteResult = new VoteResult();
         Iterable<Vote> allVotes = voteRepository.findVotesByPoll(pollId);
 
+        int totalVotes = 0;
+        Map<Long, OptionCount> tempMap = new HashMap<Long, OptionCount>();
+        for(Vote v : allVotes) {
+            totalVotes ++;
+            // Get the OptionCount corresponding to this Option
+            OptionCount optionCount = tempMap.get(v.getOption().getId());
+            if(optionCount == null) {
+                optionCount = new OptionCount();
+                optionCount.setOptionId(v.getOption().getId());
+                tempMap.put(v.getOption().getId(), optionCount);
+            }
+            optionCount.setCount(optionCount.getCount()+1);
+        }
+        voteResult.setTotalVotes(totalVotes);
+        voteResult.setResults(tempMap.values());
         //TODO: Implement algorithm to count votes
         return new ResponseEntity<VoteResult>(voteResult, HttpStatus.OK);
     }