add findbyid integration

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

@@ -33,7 +33,7 @@ public class PollController {
         HttpHeaders responseHeaders = new HttpHeaders();
         responseHeaders.setLocation(newPollUri);
         poll = pollRepository.save(poll);
-        return new ResponseEntity<>(null, responseHeaders, HttpStatus.CREATED);
+        return new ResponseEntity<>(responseHeaders, HttpStatus.CREATED);
     }
 
     @RequestMapping(value="/polls/{pollId}", method=RequestMethod.GET)

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

@@ -0,0 +1,39 @@
+package io.zipcoder.tc_spring_poll_application.controller;
+
+import io.zipcoder.tc_spring_poll_application.domain.Vote;
+import io.zipcoder.tc_spring_poll_application.repositories.VoteRepository;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
+
+import javax.inject.Inject;
+
+@RestController
+public class VoteController {
+    @Inject
+    private 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.findById(pollId);
+    }
+
+}

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

@@ -1,7 +1,13 @@
 package io.zipcoder.tc_spring_poll_application.repositories;
 
 import io.zipcoder.tc_spring_poll_application.domain.Vote;
+import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 
-public interface VoteRepository extends CrudRepository<Vote, Long>{
+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> findById(Long pollId);
 }