use date constructor directly when a calendar is not needed, better performances

src/main/java/com/commafeed/frontend/model/Subscription.java

@@ -1,7 +1,6 @@
 package com.commafeed.frontend.model;
 
 import java.io.Serializable;
-import java.util.Calendar;
 import java.util.Date;
 
 import javax.xml.bind.annotation.XmlAccessType;
@@ -23,7 +22,7 @@ public class Subscription implements Serializable {
 
 	public static Subscription build(FeedSubscription subscription,
 			String publicUrl, long unreadCount) {
-		Date now = Calendar.getInstance().getTime();
+		Date now = new Date();
 		FeedCategory category = subscription.getCategory();
 		Feed feed = subscription.getFeed();
 		Subscription sub = new Subscription();

src/main/java/com/commafeed/frontend/pages/PasswordRecoveryCallbackPage.java

@@ -1,6 +1,6 @@
 package com.commafeed.frontend.pages;
 
-import java.util.Calendar;
+import java.util.Date;
 
 import javax.inject.Inject;
 
@@ -45,7 +45,7 @@ public class PasswordRecoveryCallbackPage extends BasePage {
 			throw new DisplayException("invalid token");
 		}
 		if (user.getRecoverPasswordTokenDate().before(
-				DateUtils.addDays(Calendar.getInstance().getTime(), -2))) {
+				DateUtils.addDays(new Date(), -2))) {
 			throw new DisplayException("token expired");
 		}
 

src/main/java/com/commafeed/frontend/pages/PasswordRecoveryPage.java

@@ -1,6 +1,6 @@
 package com.commafeed.frontend.pages;
 
-import java.util.Calendar;
+import java.util.Date;
 import java.util.UUID;
 
 import org.apache.commons.codec.digest.DigestUtils;
@@ -39,8 +39,7 @@ public class PasswordRecoveryPage extends BasePage {
 					try {
 						user.setRecoverPasswordToken(DigestUtils.sha1Hex(UUID
 								.randomUUID().toString()));
-						user.setRecoverPasswordTokenDate(Calendar.getInstance()
-								.getTime());
+						user.setRecoverPasswordTokenDate(new Date());
 						userDAO.saveOrUpdate(user);
 						mailService.sendMail(user, "Password recovery",
 								buildEmailContent(user));

src/main/java/com/commafeed/frontend/pages/TestRssPage.java

@@ -1,7 +1,7 @@
 package com.commafeed.frontend.pages;
 
 import java.io.StringWriter;
-import java.util.Calendar;
+import java.util.Date;
 import java.util.List;
 import java.util.Random;
 import java.util.UUID;
@@ -34,7 +34,7 @@ public class TestRssPage extends WebPage {
 			entry.setUri(uuid);
 			entry.setTitle(uuid);
 			entry.setLink("http://www.example.com/" + uuid);
-			entry.setPublishedDate(Calendar.getInstance().getTime());
+			entry.setPublishedDate(new Date());
 			entries.add(entry);
 		}
 		feed.setEntries(entries);

src/main/java/com/commafeed/frontend/resources/TimestampProcessor.java

@@ -3,7 +3,6 @@ package com.commafeed.frontend.resources;
 import java.io.IOException;
 import java.io.Reader;
 import java.io.Writer;
-import java.util.Calendar;
 
 import org.apache.commons.io.IOUtils;
 
@@ -15,8 +14,7 @@ import ro.isdc.wro.model.resource.processor.ResourcePreProcessor;
 @SupportedResourceType(ResourceType.JS)
 public class TimestampProcessor implements ResourcePreProcessor {
 
-	private static final String NOW = ""
-			+ Calendar.getInstance().getTimeInMillis();
+	private static final String NOW = "" + System.currentTimeMillis();
 
 	@Override
 	public void process(Resource resource, Reader reader, Writer writer)

src/main/java/com/commafeed/frontend/rest/resources/CategoryREST.java

@@ -1,7 +1,6 @@
 package com.commafeed.frontend.rest.resources;
 
 import java.io.StringWriter;
-import java.util.Calendar;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.Date;
@@ -144,7 +143,7 @@ public class CategoryREST extends AbstractResourceREST {
 			entries.getEntries().remove(entries.getEntries().size() - 1);
 		}
 
-		entries.setTimestamp(Calendar.getInstance().getTimeInMillis());
+		entries.setTimestamp(System.currentTimeMillis());
 		return Response.ok(entries).build();
 	}
 

src/main/java/com/commafeed/frontend/rest/resources/FeedREST.java

@@ -124,7 +124,7 @@ public class FeedREST extends AbstractResourceREST {
 			}
 		}
 
-		entries.setTimestamp(Calendar.getInstance().getTimeInMillis());
+		entries.setTimestamp(System.currentTimeMillis());
 		return Response.ok(entries).build();
 	}
 

src/main/java/com/commafeed/frontend/rest/resources/PubSubHubbubCallbackREST.java

@@ -1,6 +1,6 @@
 package com.commafeed.frontend.rest.resources;
 
-import java.util.Calendar;
+import java.util.Date;
 import java.util.List;
 
 import javax.inject.Inject;
@@ -65,7 +65,7 @@ public class PubSubHubbubCallbackREST {
 			for (Feed feed : feeds) {
 				log.debug("activated push notifications for {}",
 						feed.getPushTopic());
-				feed.setPushLastPing(Calendar.getInstance().getTime());
+				feed.setPushLastPing(new Date());
 			}
 			feedDAO.saveOrUpdate(feeds);
 			return Response.ok(challenge).build();