cleanup

spring-security-mvc-ldap/src/main/java/org/baeldung/controller/MyController.java

@@ -7,7 +7,7 @@
 import java.util.Map;
 import java.util.Set;
 
-import org.baeldung.metric.MetricService;
+import org.baeldung.metric.IMetricService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.GrantedAuthority;
@@ -24,7 +24,7 @@
 public class MyController {
 
     @Autowired
-    private MetricService metricService;
+    private IMetricService metricService;
 
     @RequestMapping("/")
     public String init(Map<String, Object> model, Principal principal) {

spring-security-mvc-ldap/src/main/java/org/baeldung/metric/IMetricService.java

@@ -0,0 +1,8 @@
+package org.baeldung.metric;
+
+public interface IMetricService {
+
+    void increaseCount(final int status);
+
+    Object[][] getGraphData();
+}

spring-security-mvc-ldap/src/main/java/org/baeldung/metric/MetricFilter.java

@@ -15,7 +15,7 @@
 public class MetricFilter implements Filter {
 
     @Autowired
-    private MetricService metricService;
+    private IMetricService metricService;
 
     @Override
     public void init(final FilterConfig config) throws ServletException {

spring-security-mvc-ldap/src/main/java/org/baeldung/metric/MetricService.java

@@ -13,17 +13,16 @@
 import org.springframework.stereotype.Service;
 
 @Service
-public class MetricService {
+public class MetricService implements IMetricService {
 
     @Autowired
     private MetricRepository repo;
 
     @Autowired
     private CounterService counter;
 
-    private ArrayList<ArrayList<Integer>> statusMetric;
+    private List<ArrayList<Integer>> statusMetric;
     private List<String> statusList;
-
     private static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm");
 
     public MetricService() {
@@ -32,35 +31,19 @@ public MetricService() {
         statusList = new ArrayList<String>();
     }
 
+    // API
+
     public void increaseCount(final int status) {
         counter.increment("status." + status);
         if (!statusList.contains("counter.status." + status)) {
             statusList.add("counter.status." + status);
         }
     }
 
-    @Scheduled(fixedDelay = 60000)
-    private void exportMetrics() {
-        Metric<?> metric;
-        ArrayList<Integer> statusCount = new ArrayList<Integer>();
-        for (String status : statusList) {
-            metric = repo.findOne(status);
-            if (metric != null) {
-                statusCount.add(metric.getValue().intValue());
-                repo.reset(status);
-            } else {
-                statusCount.add(0);
-            }
-
-        }
-        statusMetric.add(statusCount);
-    }
-
     public Object[][] getGraphData() {
         Date current = new Date();
         int colCount = statusList.size() + 1;
         int rowCount = statusMetric.size() + 1;
-
         Object[][] result = new Object[rowCount][colCount];
         result[0][0] = "Time";
 
@@ -70,7 +53,7 @@ public Object[][] getGraphData() {
             j++;
         }
 
-        ArrayList<Integer> temp;
+        List<Integer> temp;
         for (int i = 1; i < rowCount; i++) {
             temp = statusMetric.get(i - 1);
             result[i][0] = dateFormat.format(new Date(current.getTime() - (60000 * (rowCount - i))));
@@ -82,8 +65,25 @@ public Object[][] getGraphData() {
                 j++;
             }
         }
-
         return result;
     }
 
+    // Non - API
+
+    @Scheduled(fixedDelay = 60000)
+    private void exportMetrics() {
+        Metric<?> metric;
+        ArrayList<Integer> statusCount = new ArrayList<Integer>();
+        for (String status : statusList) {
+            metric = repo.findOne(status);
+            if (metric != null) {
+                statusCount.add(metric.getValue().intValue());
+                repo.reset(status);
+            } else {
+                statusCount.add(0);
+            }
+
+        }
+        statusMetric.add(statusCount);
+    }
 }

spring-security-rest-full/src/main/java/org/baeldung/web/controller/RootController.java

@@ -5,7 +5,7 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.baeldung.web.metric.MetricService;
+import org.baeldung.web.metric.IMetricService;
 import org.baeldung.web.util.LinkUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
@@ -20,7 +20,7 @@
 public class RootController {
 
     @Autowired
-    private MetricService metricService;
+    private IMetricService metricService;
 
     public RootController() {
         super();

spring-security-rest-full/src/main/java/org/baeldung/web/metric/IMetricService.java

@@ -0,0 +1,12 @@
+package org.baeldung.web.metric;
+
+public interface IMetricService {
+
+    void increaseCount(final String request, final int status);
+
+    String getFullMetric();
+
+    String getStatusMetric();
+
+    Object[][] getGraphData();
+}

spring-security-rest-full/src/main/java/org/baeldung/web/metric/MetricService.java

@@ -10,7 +10,7 @@
 import org.springframework.stereotype.Service;
 
 @Service
-public class MetricService {
+public class MetricService implements IMetricService {
 
     private Map<String, HashMap<Integer, Integer>> metricMap;
     private Map<Integer, Integer> statusMetric;
@@ -26,20 +26,24 @@ public MetricService() {
 
     // API
 
+    @Override
     public void increaseCount(final String request, final int status) {
         increaseMainMetric(request, status);
         increaseStatusMetric(status);
         updateTimeMap(status);
     }
 
+    @Override
     public String getFullMetric() {
         return metricMap.entrySet().toString();
     }
 
+    @Override
     public String getStatusMetric() {
         return statusMetric.entrySet().toString();
     }
 
+    @Override
     public Object[][] getGraphData() {
         final int colCount = statusMetric.keySet().size() + 1;
         final Set<Integer> allStatus = statusMetric.keySet();
@@ -54,7 +58,7 @@ public Object[][] getGraphData() {
             j++;
         }
         int i = 1;
-        HashMap<Integer, Integer> tempMap;
+        Map<Integer, Integer> tempMap;
         for (final Entry<String, HashMap<Integer, Integer>> entry : timeMap.entrySet()) {
             result[i][0] = entry.getKey();
             tempMap = entry.getValue();