made progress

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

 import io.zipcoder.tc_spring_poll_application.domain.Poll;
 
 
-
+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;
 @RestController
 public class PollController {
 
-    @Autowired
     private PollRepository pollRepository;
 
+    @Autowired
+    public PollController(PollRepository pollRepository) {
+        this.pollRepository = pollRepository;
+    }
+
     @RequestMapping(value="/polls", method= RequestMethod.GET)
     public ResponseEntity<Iterable<Poll>> getAllPolls() {
         Iterable<Poll> allPolls = pollRepository.findAll();

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;
 
 @RestController
 public class VoteController {
-    @Autowired
+
     private VoteRepository voteRepository;
 
+    @Autowired
+    public VoteController(VoteRepository voteRepository) {
+        this.voteRepository = voteRepository;
+    }
+
     @RequestMapping(value = "/polls/{pollId}/votes", method = RequestMethod.POST)
     public ResponseEntity<?> createVote(@PathVariable Long pollId, @RequestBody Vote
             vote) {
         vote = voteRepository.save(vote);
-        // Set the headers for the newly created resource
         HttpHeaders responseHeaders = new HttpHeaders();
         responseHeaders.setLocation(ServletUriComponentsBuilder.
                 fromCurrentRequest().path("/{id}").buildAndExpand(vote.getId()).toUri());
         return new ResponseEntity<>(null, responseHeaders, HttpStatus.CREATED);
     }
+
+    @RequestMapping(value="/polls/votes", method=RequestMethod.GET)
+    public Iterable<Vote> getAllVotes() {
+        return voteRepository.findAll();
+    }
+
+    @RequestMapping(value="/polls/{pollId}/votes", method=RequestMethod.GET)
+    public Iterable<Vote> getVote(@PathVariable Long pollId) {
+        return voteRepository.findByPoll(pollId);
+    }
+
 }

src/main/java/io/zipcoder/tc_spring_poll_application/repositories/VoteRepository.java

 package io.zipcoder.tc_spring_poll_application.repositories;
 
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 import io.zipcoder.tc_spring_poll_application.domain.Vote;
 
 public interface VoteRepository extends CrudRepository<Vote, Long> {
+
+    @Query(value = "SELECT v.* " +
+            "FROM Option o, Vote v " +
+            "WHERE o.POLL_ID = ?1 " +
+            "AND v.OPTION_ID = o.OPTION_ID", nativeQuery = true)
+        public Iterable<Vote> findByPoll(Long pollId);
 }