From dde08791080dc79d6255a8bc80e0a7b14806d39a Mon Sep 17 00:00:00 2001
From: Kirill Vlasov <kirill.vlasov@devfactory.com>
Date: Thu, 10 Dec 2015 14:36:34 +0500
Subject: [PATCH] Fixing squid:S1155 -  Collection.isEmpty() should be used to
 test for emptiness

---
 .travis.yml                                        |  5 ++++-
 .../elasticsearch/common/cron/CronExpression.java  | 14 +++++++-------
 2 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 5177eeff..f2f11926 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,4 +3,7 @@ language: java
 jdk:
   - oraclejdk8
 
-script: ./bin/travis/run-tests.sh
+before_script:
+  - echo "MAVEN_OPTS='-Xmx4096m -Xms4096m'" > ~/.mavenrc
+
+script: travis_wait ./bin/travis/run-tests.sh
diff --git a/src/main/java/org/xbib/elasticsearch/common/cron/CronExpression.java b/src/main/java/org/xbib/elasticsearch/common/cron/CronExpression.java
index fd866327..5dd79684 100644
--- a/src/main/java/org/xbib/elasticsearch/common/cron/CronExpression.java
+++ b/src/main/java/org/xbib/elasticsearch/common/cron/CronExpression.java
@@ -916,7 +916,7 @@ public Date getTimeAfter(Date afterTime) {
             int sec = cl.get(Calendar.SECOND);
             int min = cl.get(Calendar.MINUTE);
             st = seconds.tailSet(sec);
-            if (st.size() != 0) {
+            if (!st.isEmpty()) {
                 sec = st.first();
             } else {
                 sec = seconds.first();
@@ -928,7 +928,7 @@ public Date getTimeAfter(Date afterTime) {
             int hr = cl.get(Calendar.HOUR_OF_DAY);
             t = -1;
             st = minutes.tailSet(min);
-            if (st.size() != 0) {
+            if (!st.isEmpty()) {
                 t = min;
                 min = st.first();
             } else {
@@ -946,7 +946,7 @@ public Date getTimeAfter(Date afterTime) {
             int day = cl.get(Calendar.DAY_OF_MONTH);
             t = -1;
             st = hours.tailSet(hr);
-            if (st.size() != 0) {
+            if (!st.isEmpty()) {
                 t = hr;
                 hr = st.first();
             } else {
@@ -1047,7 +1047,7 @@ public Date getTimeAfter(Date afterTime) {
                         day = daysOfMonth.first();
                         mon++;
                     }
-                } else if (st.size() != 0) {
+                } else if (!st.isEmpty()) {
                     t = day;
                     day = st.first();
                     int lastDay = getLastDayOfMonth(mon, cl.get(Calendar.YEAR));
@@ -1143,7 +1143,7 @@ public Date getTimeAfter(Date afterTime) {
                     int dow = daysOfWeek.first(); // desired
                     // d-o-w
                     st = daysOfWeek.tailSet(cDow);
-                    if (st.size() > 0) {
+                    if (!st.isEmpty()) {
                         dow = st.first();
                     }
 
@@ -1187,7 +1187,7 @@ public Date getTimeAfter(Date afterTime) {
                 return null;
             }
             st = months.tailSet(mon);
-            if (st.size() != 0) {
+            if (!st.isEmpty()) {
                 t = mon;
                 mon = st.first();
             } else {
@@ -1206,7 +1206,7 @@ public Date getTimeAfter(Date afterTime) {
             cl.set(Calendar.MONTH, mon - 1);
             year = cl.get(Calendar.YEAR);
             st = years.tailSet(year);
-            if (st.size() != 0) {
+            if (!st.isEmpty()) {
                 t = year;
                 year = st.first();
             } else {