Issue 65: Add internal requests stats count

src/main/java/edu/tamu/app/controller/InternalRequestController.java

@@ -20,6 +20,7 @@
 import org.springframework.web.bind.annotation.RestController;
 
 import edu.tamu.app.model.InternalRequest;
+import edu.tamu.app.model.InternalStats;
 import edu.tamu.app.model.Product;
 import edu.tamu.app.model.RemoteProductManager;
 import edu.tamu.app.model.repo.InternalRequestRepo;
@@ -117,4 +118,9 @@ public ApiResponse push(@PathVariable Long requestId, @PathVariable Long product
         return response;
     }
 
+    @GetMapping("/stats")
+    public ApiResponse stats() {
+        return new ApiResponse(SUCCESS, new InternalStats(internalRequestRepo.count()));
+    }
+
 }

src/main/java/edu/tamu/app/model/InternalStats.java

@@ -0,0 +1,25 @@
+package edu.tamu.app.model;
+
+import java.io.Serializable;
+
+public class InternalStats implements Serializable {
+
+    private static final long serialVersionUID = -1622544796949909087L;
+
+    private final long internalCount;
+
+    public InternalStats() {
+        super();
+        internalCount = 0;
+    }
+
+    public InternalStats(long internalCount) {
+        super();
+        this.internalCount = internalCount;
+    }
+
+    public long getInternalCount() {
+        return internalCount;
+    }
+
+}

src/test/java/edu/tamu/app/controller/InternalRequestControllerTest.java

@@ -28,6 +28,7 @@
 
 import edu.tamu.app.cache.service.RemoteProductsScheduledCacheService;
 import edu.tamu.app.model.InternalRequest;
+import edu.tamu.app.model.InternalStats;
 import edu.tamu.app.model.Product;
 import edu.tamu.app.model.RemoteProductInfo;
 import edu.tamu.app.model.RemoteProductManager;
@@ -272,4 +273,12 @@ public void testPushWhenRemoteProductManagerBeanFails() throws Exception {
         assertEquals("Pushing Internal Request when Remote Product Management Bean push fails did not result in an error", ERROR, apiResponse.getMeta().getStatus());
         assertEquals("Pushing Internal Request did not result in the expected error message", "Error pushing Internal Request to " + TEST_REMOTE_PRODUCT_MANAGER.getName() + " for Product " + TEST_PRODUCT1_NAME + "!", apiResponse.getMeta().getMessage());
     }
+
+    @Test
+    public void testStats() {
+        ApiResponse apiResponse = internalRequestController.stats();
+
+        assertEquals("Request for Internal Request stats was unsuccessful", SUCCESS, apiResponse.getMeta().getStatus());
+        assertEquals("Number of Internal Requests was not correct", 2L, ((InternalStats) apiResponse.getPayload().get("InternalStats")).getInternalCount());
+    }
 }

src/test/java/edu/tamu/app/model/InternalStatsTest.java

@@ -0,0 +1,18 @@
+package edu.tamu.app.model;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+public class InternalStatsTest {
+
+    @Test
+    public void testNewInternalStats() {
+        InternalStats internalStats = new InternalStats(3);
+        assertEquals(3, internalStats.getInternalCount());
+    }
+
+}