From 867935e8d9a656aeb0f22137b847eb141d6a9350 Mon Sep 17 00:00:00 2001
From: Rahat Ali <rahat.jaan@gmail.com>
Date: Mon, 14 Sep 2015 15:17:34 +0500
Subject: [PATCH] cache metrics 112

---
 .../org/gluu/oxtrust/service/MetricService.java  | 16 +++++++++++++---
 server/src/main/resources/ehcache.xml            |  7 +++++++
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/server/src/main/java/org/gluu/oxtrust/service/MetricService.java b/server/src/main/java/org/gluu/oxtrust/service/MetricService.java
index 395bea89e..41373e370 100644
--- a/server/src/main/java/org/gluu/oxtrust/service/MetricService.java
+++ b/server/src/main/java/org/gluu/oxtrust/service/MetricService.java
@@ -18,6 +18,8 @@
 import org.gluu.oxtrust.ldap.service.ApplianceService;
 import org.gluu.oxtrust.ldap.service.OrganizationService;
 import org.gluu.oxtrust.model.AuthenticationChartDto;
+import org.gluu.oxtrust.model.GluuOrganization;
+import org.gluu.oxtrust.util.OxTrustConstants;
 import org.jboss.seam.Component;
 import org.jboss.seam.ScopeType;
 import org.jboss.seam.annotations.AutoCreate;
@@ -29,6 +31,7 @@
 import org.xdi.model.ApplicationType;
 import org.xdi.model.metric.MetricType;
 import org.xdi.model.metric.ldap.MetricEntry;
+import org.xdi.service.CacheService;
 
 /**
  * Store and retrieve metric
@@ -48,7 +51,10 @@ public class MetricService extends org.xdi.service.metric.MetricService {
 
 	@Logger
 	private Log log;
-
+	
+	@In
+	private CacheService cacheService;
+	
 	@In
 	private ApplianceService applianceService;
 	
@@ -60,8 +66,12 @@ public class MetricService extends org.xdi.service.metric.MetricService {
 
 	public AuthenticationChartDto genereateAuthenticationChartDto(int countDays) {
 		AuthenticationChartDto authenticationChartDto = new AuthenticationChartDto();
-
-		Map<MetricType, List<MetricEntry>> entries = findAuthenticationMetrics(-countDays);
+		String key = OxTrustConstants.CACHE_METRICS_KEY;
+		Map<MetricType, List<MetricEntry>> entries = (Map<MetricType, List<MetricEntry>>) cacheService.get(OxTrustConstants.CACHE_METRICS_NAME, key);
+		if (entries== null) {
+			entries = findAuthenticationMetrics(-countDays);
+			cacheService.put(OxTrustConstants.CACHE_METRICS_NAME, key, entries);
+		}
 			
 		String []labels = new String[countDays];
 		Map<String, Integer> successStats = calculateStatistics(countDays, entries.get(MetricType.OXAUTH_USER_AUTHENTICATION_SUCCESS));
diff --git a/server/src/main/resources/ehcache.xml b/server/src/main/resources/ehcache.xml
index edad07a74..241fde1db 100644
--- a/server/src/main/resources/ehcache.xml
+++ b/server/src/main/resources/ehcache.xml
@@ -122,4 +122,11 @@
            timeToLiveSeconds="60"
            memoryStoreEvictionPolicy="LRU"/>
 
+ <cache name="metricsCache"
+           maxElementsInMemory="1000"
+           eternal="false"
+           overflowToDisk="false"
+           timeToIdleSeconds="60"
+           timeToLiveSeconds="14400"
+           memoryStoreEvictionPolicy="LRU"/>
 </ehcache>
\ No newline at end of file