use codahale metrics library instead of our own

This commit is contained in:
Athou
2013-08-18 16:29:07 +02:00
parent a0be2e0879
commit ee4eb9bb07
21 changed files with 130 additions and 257 deletions

11
pom.xml
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@@ -372,6 +372,17 @@
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.codahale.metrics</groupId>
<artifactId>metrics-core</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>com.codahale.metrics</groupId>
<artifactId>metrics-json</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>

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@@ -1,179 +0,0 @@
package com.commafeed.backend;
import javax.ejb.Singleton;
import javax.interceptor.AroundInvoke;
import javax.interceptor.InvocationContext;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.stat.Statistics;
@Singleton
public class MetricsBean {
@PersistenceContext
EntityManager em;
private Metric lastMinute = new Metric();
private Metric thisMinute = new Metric();
private Metric lastHour = new Metric();
private Metric thisHour = new Metric();
private long minuteTimestamp;
private long hourTimestamp;
@AroundInvoke
private Object roll(InvocationContext context) throws Exception {
long now = System.currentTimeMillis();
if (now - minuteTimestamp > 60000) {
lastMinute = thisMinute;
thisMinute = new Metric();
minuteTimestamp = now;
}
if (now - hourTimestamp > 60000 * 60) {
lastHour = thisHour;
thisHour = new Metric();
hourTimestamp = now;
}
return context.proceed();
}
public void feedRefreshed() {
thisMinute.feedsRefreshed++;
thisHour.feedsRefreshed++;
}
public void feedUpdated() {
thisHour.feedsUpdated++;
thisMinute.feedsUpdated++;
}
public void entryInserted() {
thisHour.entriesInserted++;
thisMinute.entriesInserted++;
}
public void entryCacheHit() {
thisHour.entryCacheHit++;
thisMinute.entryCacheHit++;
}
public void entryCacheMiss() {
thisHour.entryCacheMiss++;
thisMinute.entryCacheMiss++;
}
public void pushReceived(int feedCount) {
thisHour.pushNotificationsReceived++;
thisMinute.pushNotificationsReceived++;
thisHour.pushFeedsQueued += feedCount;
thisMinute.pushFeedsQueued += feedCount;
}
public void threadWaited() {
thisHour.threadWaited++;
thisMinute.threadWaited++;
}
public Metric getLastMinute() {
return lastMinute;
}
public Metric getLastHour() {
return lastHour;
}
public String getCacheStats() {
Session session = em.unwrap(Session.class);
SessionFactory sessionFactory = session.getSessionFactory();
Statistics statistics = sessionFactory.getStatistics();
return statistics.toString();
}
public static class Metric {
private int feedsRefreshed;
private int feedsUpdated;
private int entriesInserted;
private int threadWaited;
private int pushNotificationsReceived;
private int pushFeedsQueued;
private int entryCacheHit;
private int entryCacheMiss;
public int getFeedsRefreshed() {
return feedsRefreshed;
}
public void setFeedsRefreshed(int feedsRefreshed) {
this.feedsRefreshed = feedsRefreshed;
}
public int getFeedsUpdated() {
return feedsUpdated;
}
public void setFeedsUpdated(int feedsUpdated) {
this.feedsUpdated = feedsUpdated;
}
public int getEntriesInserted() {
return entriesInserted;
}
public void setEntriesInserted(int entriesInserted) {
this.entriesInserted = entriesInserted;
}
public int getThreadWaited() {
return threadWaited;
}
public void setThreadWaited(int threadWaited) {
this.threadWaited = threadWaited;
}
public int getPushNotificationsReceived() {
return pushNotificationsReceived;
}
public void setPushNotificationsReceived(int pushNotificationsReceived) {
this.pushNotificationsReceived = pushNotificationsReceived;
}
public int getPushFeedsQueued() {
return pushFeedsQueued;
}
public void setPushFeedsQueued(int pushFeedsQueued) {
this.pushFeedsQueued = pushFeedsQueued;
}
public int getEntryCacheHit() {
return entryCacheHit;
}
public void setEntryCacheHit(int entryCacheHit) {
this.entryCacheHit = entryCacheHit;
}
public int getEntryCacheMiss() {
return entryCacheMiss;
}
public void setEntryCacheMiss(int entryCacheMiss) {
this.entryCacheMiss = entryCacheMiss;
}
}
}

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@@ -9,6 +9,7 @@ import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.services.DatabaseCleaningService;
/**
* Contains all scheduled tasks
@@ -21,7 +22,7 @@ public class ScheduledTasks {
ApplicationSettingsService applicationSettingsService;
@Inject
DatabaseCleaner cleaner;
DatabaseCleaningService cleaner;
@PersistenceContext
EntityManager em;

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@@ -7,6 +7,9 @@ import java.util.concurrent.TimeUnit;
import lombok.extern.slf4j.Slf4j;
import com.codahale.metrics.Gauge;
import com.codahale.metrics.MetricRegistry;
/**
* Wraps a {@link ThreadPoolExecutor} instance. Blocks when queue is full instead of rejecting the task. Allow priority queueing by using
* {@link Task} instead of {@link Runnable}
@@ -19,7 +22,7 @@ public class FeedRefreshExecutor {
private ThreadPoolExecutor pool;
private LinkedBlockingDeque<Runnable> queue;
public FeedRefreshExecutor(final String poolName, int threads, int queueCapacity) {
public FeedRefreshExecutor(final String poolName, int threads, int queueCapacity, MetricRegistry metrics) {
log.info("Creating pool {} with {} threads", poolName, threads);
this.poolName = poolName;
pool = new ThreadPoolExecutor(threads, threads, 0, TimeUnit.MILLISECONDS, queue = new LinkedBlockingDeque<Runnable>(queueCapacity) {
@@ -51,20 +54,26 @@ public class FeedRefreshExecutor {
}
}
});
metrics.register(MetricRegistry.name(getClass(), poolName, "active"), new Gauge<Integer>() {
@Override
public Integer getValue() {
return pool.getActiveCount();
}
});
metrics.register(MetricRegistry.name(getClass(), poolName, "pending"), new Gauge<Integer>() {
@Override
public Integer getValue() {
return queue.size();
}
});
}
public void execute(Task task) {
pool.execute(task);
}
public int getQueueSize() {
return queue.size();
}
public int getActiveCount() {
return pool.getActiveCount();
}
public static interface Task extends Runnable {
boolean isUrgent();
}

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@@ -17,7 +17,8 @@ import lombok.extern.slf4j.Slf4j;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang.time.DateUtils;
import com.commafeed.backend.MetricsBean;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.dao.FeedDAO;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.services.ApplicationSettingsService;
@@ -41,7 +42,7 @@ public class FeedRefreshTaskGiver {
ApplicationSettingsService applicationSettingsService;
@Inject
MetricsBean metricsBean;
MetricRegistry metrics;
@Inject
FeedRefreshWorker worker;
@@ -54,10 +55,15 @@ public class FeedRefreshTaskGiver {
private ExecutorService executor;
private Meter feedRefreshed;
private Meter threadWaited;
@PostConstruct
public void init() {
backgroundThreads = applicationSettingsService.get().getBackgroundThreads();
executor = Executors.newFixedThreadPool(1);
feedRefreshed = metrics.meter(MetricRegistry.name(getClass(), "feedRefreshed"));
threadWaited = metrics.meter(MetricRegistry.name(getClass(), "threadWaited"));
}
@PreDestroy
@@ -88,11 +94,11 @@ public class FeedRefreshTaskGiver {
try {
FeedRefreshContext context = take();
if (context != null) {
metricsBean.feedRefreshed();
feedRefreshed.mark();
worker.updateFeed(context);
} else {
log.debug("nothing to do, sleeping for 15s");
metricsBean.threadWaited();
threadWaited.mark();
try {
Thread.sleep(15000);
} catch (InterruptedException e) {

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@@ -19,7 +19,8 @@ import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang3.time.DateUtils;
import com.commafeed.backend.MetricsBean;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.cache.CacheService;
import com.commafeed.backend.dao.FeedDAO;
import com.commafeed.backend.dao.FeedEntryDAO;
@@ -57,7 +58,7 @@ public class FeedRefreshUpdater {
ApplicationSettingsService applicationSettingsService;
@Inject
MetricsBean metricsBean;
MetricRegistry metrics;
@Inject
FeedSubscriptionDAO feedSubscriptionDAO;
@@ -71,12 +72,22 @@ public class FeedRefreshUpdater {
private FeedRefreshExecutor pool;
private Striped<Lock> locks;
private Meter entryCacheMiss;
private Meter entryCacheHit;
private Meter feedUpdated;
private Meter entryInserted;
@PostConstruct
public void init() {
ApplicationSettings settings = applicationSettingsService.get();
int threads = Math.max(settings.getDatabaseUpdateThreads(), 1);
pool = new FeedRefreshExecutor("feed-refresh-updater", threads, Math.min(50 * threads, 1000));
pool = new FeedRefreshExecutor("feed-refresh-updater", threads, Math.min(50 * threads, 1000), metrics);
locks = Striped.lazyWeakLock(threads * 100000);
entryCacheMiss = metrics.meter(MetricRegistry.name(getClass(), "entryCacheMiss"));
entryCacheHit = metrics.meter(MetricRegistry.name(getClass(), "entryCacheHit"));
feedUpdated = metrics.meter(MetricRegistry.name(getClass(), "feedUpdated"));
entryInserted = metrics.meter(MetricRegistry.name(getClass(), "entryInserted"));
}
@PreDestroy
@@ -116,10 +127,10 @@ public class FeedRefreshUpdater {
subscriptions = feedSubscriptionDAO.findByFeed(feed);
}
ok &= addEntry(feed, entry, subscriptions);
metricsBean.entryCacheMiss();
entryCacheMiss.mark();
} else {
log.debug("cache hit for {}", entry.getUrl());
metricsBean.entryCacheHit();
entryCacheHit.mark();
}
currentEntries.add(cacheKey);
@@ -147,7 +158,7 @@ public class FeedRefreshUpdater {
// requeue asap
feed.setDisabledUntil(new Date(0));
}
metricsBean.feedUpdated();
feedUpdated.mark();
taskGiver.giveBack(feed);
}
@@ -180,7 +191,7 @@ public class FeedRefreshUpdater {
if (locked1 && locked2) {
boolean inserted = feedUpdateService.addEntry(feed, entry);
if (inserted) {
metricsBean.entryInserted();
entryInserted.mark();
}
success = true;
} else {
@@ -213,13 +224,4 @@ public class FeedRefreshUpdater {
}
}
}
public int getQueueSize() {
return pool.getQueueSize();
}
public int getActiveCount() {
return pool.getActiveCount();
}
}

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@@ -13,6 +13,7 @@ import lombok.extern.slf4j.Slf4j;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang.time.DateUtils;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.HttpGetter.NotModifiedException;
import com.commafeed.backend.feeds.FeedRefreshExecutor.Task;
import com.commafeed.backend.model.ApplicationSettings;
@@ -37,6 +38,9 @@ public class FeedRefreshWorker {
@Inject
FeedRefreshTaskGiver taskGiver;
@Inject
MetricRegistry metrics;
@Inject
ApplicationSettingsService applicationSettingsService;
@@ -46,7 +50,7 @@ public class FeedRefreshWorker {
private void init() {
ApplicationSettings settings = applicationSettingsService.get();
int threads = settings.getBackgroundThreads();
pool = new FeedRefreshExecutor("feed-refresh-worker", threads, Math.min(20 * threads, 1000));
pool = new FeedRefreshExecutor("feed-refresh-worker", threads, Math.min(20 * threads, 1000), metrics);
}
@PreDestroy
@@ -58,14 +62,6 @@ public class FeedRefreshWorker {
pool.execute(new FeedTask(context));
}
public int getQueueSize() {
return pool.getQueueSize();
}
public int getActiveCount() {
return pool.getActiveCount();
}
private class FeedTask implements Task {
private FeedRefreshContext context;

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@@ -0,0 +1,17 @@
package com.commafeed.backend.metrics;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.Produces;
import com.codahale.metrics.MetricRegistry;
@ApplicationScoped
public class MetricRegistryProducer {
private final MetricRegistry registry = new MetricRegistry();
@Produces
public MetricRegistry produceMetricsRegistry() {
return registry;
}
}

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@@ -1,4 +1,4 @@
package com.commafeed.backend.feeds;
package com.commafeed.backend.opml;
import java.util.Date;
import java.util.List;

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@@ -1,4 +1,4 @@
package com.commafeed.backend.feeds;
package com.commafeed.backend.opml;
import java.io.StringReader;
import java.util.List;
@@ -15,6 +15,7 @@ import org.apache.commons.lang.StringUtils;
import com.commafeed.backend.cache.CacheService;
import com.commafeed.backend.dao.FeedCategoryDAO;
import com.commafeed.backend.feeds.FeedUtils;
import com.commafeed.backend.model.FeedCategory;
import com.commafeed.backend.model.User;
import com.commafeed.backend.services.FeedSubscriptionService;

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@@ -1,4 +1,4 @@
package com.commafeed.backend;
package com.commafeed.backend.services;
import java.util.Calendar;
import java.util.Date;
@@ -16,14 +16,13 @@ import com.commafeed.backend.dao.FeedEntryStatusDAO;
import com.commafeed.backend.dao.FeedSubscriptionDAO;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedSubscription;
import com.commafeed.backend.services.ApplicationSettingsService;
/**
* Contains utility methods for cleaning the database
*
*/
@Slf4j
public class DatabaseCleaner {
public class DatabaseCleaningService {
@Inject
FeedDAO feedDAO;

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@@ -1,4 +1,4 @@
package com.commafeed.backend;
package com.commafeed.backend.startup;
import java.sql.Connection;

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@@ -1,4 +1,4 @@
package com.commafeed.backend;
package com.commafeed.backend.startup;
import java.io.InputStream;
import java.io.InputStreamReader;

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@@ -15,7 +15,6 @@ import org.apache.wicket.markup.html.TransparentWebMarkupContainer;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.WebPage;
import com.commafeed.backend.StartupBean;
import com.commafeed.backend.dao.FeedCategoryDAO;
import com.commafeed.backend.dao.FeedDAO;
import com.commafeed.backend.dao.FeedEntryDAO;
@@ -29,6 +28,7 @@ import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserSettings;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.services.MailService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.CommaFeedSession;
import com.commafeed.frontend.utils.WicketUtils;
import com.google.common.collect.Maps;

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@@ -4,8 +4,8 @@ import javax.inject.Inject;
import org.apache.wicket.markup.html.WebPage;
import com.commafeed.backend.StartupBean;
import com.commafeed.backend.services.UserService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.CommaFeedSession;
public class DemoLoginPage extends WebPage {

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@@ -24,6 +24,8 @@ import org.apache.wicket.protocol.http.servlet.ServletWebResponse;
import org.apache.wicket.request.cycle.RequestCycle;
import org.apache.wicket.util.crypt.Base64;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.dao.UserDAO;
import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserRole.Role;
@@ -42,6 +44,9 @@ public abstract class AbstractREST {
@Context
private HttpServletResponse response;
@Inject
MetricRegistry metrics;
@Inject
private UserDAO userDAO;
@@ -93,10 +98,14 @@ public abstract class AbstractREST {
}
@AroundInvoke
public Object checkSecurity(InvocationContext context) throws Exception {
public Object intercept(InvocationContext context) throws Exception {
Method method = context.getMethod();
handleMetric(method);
// check security
boolean allowed = true;
User user = null;
Method method = context.getMethod();
SecurityCheck check = method.isAnnotationPresent(SecurityCheck.class) ? method.getAnnotation(SecurityCheck.class) : method
.getDeclaringClass().getAnnotation(SecurityCheck.class);
@@ -121,6 +130,11 @@ public abstract class AbstractREST {
return context.proceed();
}
private void handleMetric(Method method) {
Meter callCount = metrics.meter(MetricRegistry.name(method.getDeclaringClass(), method.getName(), "callCount"));
callCount.mark();
}
private boolean checkRole(Role requiredRole) {
if (requiredRole == Role.NONE) {
return true;

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@@ -17,9 +17,7 @@ import javax.ws.rs.core.Response.Status;
import org.apache.commons.lang.StringUtils;
import com.commafeed.backend.DatabaseCleaner;
import com.commafeed.backend.MetricsBean;
import com.commafeed.backend.StartupBean;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.dao.FeedDAO;
import com.commafeed.backend.dao.FeedDAO.DuplicateMode;
import com.commafeed.backend.dao.UserDAO;
@@ -33,14 +31,17 @@ import com.commafeed.backend.model.User;
import com.commafeed.backend.model.UserRole;
import com.commafeed.backend.model.UserRole.Role;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.services.DatabaseCleaningService;
import com.commafeed.backend.services.FeedService;
import com.commafeed.backend.services.PasswordEncryptionService;
import com.commafeed.backend.services.UserService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.SecurityCheck;
import com.commafeed.frontend.model.FeedCount;
import com.commafeed.frontend.model.UserModel;
import com.commafeed.frontend.model.request.FeedMergeRequest;
import com.commafeed.frontend.model.request.IDRequest;
import com.commafeed.frontend.rest.PrettyPrint;
import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
@@ -70,10 +71,10 @@ public class AdminREST extends AbstractREST {
FeedDAO feedDAO;
@Inject
MetricsBean metricsBean;
MetricRegistry metrics;
@Inject
DatabaseCleaner cleaner;
DatabaseCleaningService cleaner;
@Inject
FeedRefreshWorker feedRefreshWorker;
@@ -227,20 +228,8 @@ public class AdminREST extends AbstractREST {
@Path("/metrics")
@GET
@ApiOperation(value = "Retrieve server metrics")
public Response getMetrics(@QueryParam("backlog") @DefaultValue("false") boolean backlog) {
Map<String, Object> map = Maps.newLinkedHashMap();
map.put("lastMinute", metricsBean.getLastMinute());
map.put("lastHour", metricsBean.getLastHour());
if (backlog) {
map.put("backlog", taskGiver.getUpdatableCount());
}
map.put("http_active", feedRefreshWorker.getActiveCount());
map.put("http_queue", feedRefreshWorker.getQueueSize());
map.put("database_active", feedRefreshUpdater.getActiveCount());
map.put("database_queue", feedRefreshUpdater.getQueueSize());
map.put("cache", metricsBean.getCacheStats());
return Response.ok(map).build();
public Response getMetrics() {
return Response.ok(metrics).build();
}
@Path("/cleanup/feeds")

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@@ -37,7 +37,6 @@ import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.ObjectUtils;
import org.apache.commons.lang.StringUtils;
import com.commafeed.backend.StartupBean;
import com.commafeed.backend.cache.CacheService;
import com.commafeed.backend.dao.FeedCategoryDAO;
import com.commafeed.backend.dao.FeedEntryStatusDAO;
@@ -47,8 +46,6 @@ import com.commafeed.backend.feeds.FeedFetcher;
import com.commafeed.backend.feeds.FeedRefreshTaskGiver;
import com.commafeed.backend.feeds.FeedUtils;
import com.commafeed.backend.feeds.FetchedFeed;
import com.commafeed.backend.feeds.OPMLExporter;
import com.commafeed.backend.feeds.OPMLImporter;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedCategory;
import com.commafeed.backend.model.FeedEntryStatus;
@@ -56,9 +53,12 @@ import com.commafeed.backend.model.FeedSubscription;
import com.commafeed.backend.model.UserRole.Role;
import com.commafeed.backend.model.UserSettings.ReadingMode;
import com.commafeed.backend.model.UserSettings.ReadingOrder;
import com.commafeed.backend.opml.OPMLExporter;
import com.commafeed.backend.opml.OPMLImporter;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.services.FeedEntryService;
import com.commafeed.backend.services.FeedSubscriptionService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.SecurityCheck;
import com.commafeed.frontend.model.Entries;
import com.commafeed.frontend.model.Entry;

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@@ -3,6 +3,7 @@ package com.commafeed.frontend.rest.resources;
import java.util.Date;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.Consumes;
@@ -22,7 +23,8 @@ import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import com.commafeed.backend.MetricsBean;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.commafeed.backend.dao.FeedDAO;
import com.commafeed.backend.feeds.FeedParser;
import com.commafeed.backend.feeds.FeedRefreshTaskGiver;
@@ -52,8 +54,13 @@ public class PubSubHubbubCallbackREST extends AbstractREST {
@Inject
ApplicationSettingsService applicationSettingsService;
@Inject
MetricsBean metricsBean;
private Meter pushReceived;
@PostConstruct
public void initMetrics() {
pushReceived = metrics.meter(MetricRegistry.name(getClass(), "pushReceived"));
}
@Path("/callback")
@GET
@@ -119,7 +126,7 @@ public class PubSubHubbubCallbackREST extends AbstractREST {
log.debug("pushing content to queue for {}", feed.getUrl());
taskGiver.add(feed, false);
}
metricsBean.pushReceived(feeds.size());
pushReceived.mark();
} catch (Exception e) {
log.error("Could not parse pubsub callback: " + e.getMessage());

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@@ -10,10 +10,10 @@ import javax.ws.rs.core.Response.Status;
import com.commafeed.backend.HttpGetter;
import com.commafeed.backend.HttpGetter.HttpResult;
import com.commafeed.backend.StartupBean;
import com.commafeed.backend.feeds.FeedUtils;
import com.commafeed.backend.services.ApplicationPropertiesService;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.model.ServerInfo;
import com.wordnik.swagger.annotations.Api;
import com.wordnik.swagger.annotations.ApiOperation;

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@@ -11,7 +11,6 @@ import javax.ws.rs.core.Response.Status;
import org.apache.commons.lang.StringUtils;
import com.commafeed.backend.StartupBean;
import com.commafeed.backend.dao.UserDAO;
import com.commafeed.backend.dao.UserRoleDAO;
import com.commafeed.backend.dao.UserSettingsDAO;
@@ -25,6 +24,7 @@ import com.commafeed.backend.model.UserSettings.ViewMode;
import com.commafeed.backend.services.ApplicationSettingsService;
import com.commafeed.backend.services.PasswordEncryptionService;
import com.commafeed.backend.services.UserService;
import com.commafeed.backend.startup.StartupBean;
import com.commafeed.frontend.SecurityCheck;
import com.commafeed.frontend.model.Settings;
import com.commafeed.frontend.model.UserModel;