Issue #3229: update to java8

.travis.yml

@@ -63,8 +63,8 @@ matrix:
         - CMD7=" && if grep 'warning' output.log ; then exit 1; fi"
         - CMD=$CMD1$CMD2$CMD3$CMD4$CMD5$CMD6$CMD7
         - COVERAGE_CMD=""
-    # nemo.sonarqube.com (oraclejdk7)
-    - jdk: oraclejdk7
+    # nemo.sonarqube.com (oraclejd8)
+    - jdk: oraclejdk8
       env:
         - DESC="nemo.sonarqube.com"
         - CMD1="mvn clean install cobertura:cobertura -Dcobertura.report.format=xml "
@@ -269,6 +269,7 @@ matrix:
         - CMD3="    -Dcheckstyle.ant.skip=true -Dcheckstyle.skip=true -Dgpg.skip=true'"
         - CMD=$CMD1$CMD2$CMD3
         - COVERAGE_CMD=""
+
     # unit tests in German locale (oraclejdk8)
     - jdk: oraclejdk8
       env: DESC="tests de" CMD="mvn clean integration-test failsafe:verify -DargLine='-Duser.language=de -Duser.country=DE -XX:-UseSplitVerifier'" COVERAGE_CMD=""
@@ -293,22 +294,6 @@ matrix:
     # unit tests in Turkish locale (oraclejdk8)
     - jdk: oraclejdk8
       env: DESC="tests tr" CMD="mvn clean integration-test failsafe:verify -DargLine='-Duser.language=tr -Duser.country=TR -XX:-UseSplitVerifier'" COVERAGE_CMD=""
-    # unit tests (openjdk7, oraclejdk7)
-    - jdk: openjdk7
-      env: DESC="tests" CMD="mvn clean integration-test failsafe:verify" COVERAGE_CMD=""
-    - jdk: oraclejdk7
-      env: DESC="tests" CMD="mvn clean integration-test failsafe:verify" COVERAGE_CMD=""
-    # checkstyle (openjdk7, oraclejdk7)
-    - jdk: openjdk7
-      env:
-        - DESC="checkstyle and sevntu-checkstyle"
-        - CMD="mvn clean verify -DskipTests -DskipITs -Dpmd.skip=true -Dfindbugs.skip=true -Dcobertura.skip=true"
-        - COVERAGE_CMD=""
-    - jdk: oraclejdk7
-      env:
-        - DESC="checkstyle and sevntu-checkstyle"
-        - CMD="mvn clean verify -DskipTests -DskipITs -Dpmd.skip=true -Dfindbugs.skip=true -Dcobertura.skip=true"
-        - COVERAGE_CMD=""
 
     # MacOS verify (till cache is not working, we can not do verify)
     - os: osx

pom.xml

@@ -199,7 +199,7 @@
     <maven.sevntu.checkstyle.plugin.version>1.21.0</maven.sevntu.checkstyle.plugin.version>
     <tools.jar.version>1.7.0</tools.jar.version>
     <tools.jar.path>${java.home}/../lib/tools.jar</tools.jar.path>
-    <java.version>1.7</java.version>
+    <java.version>1.8</java.version>
     <checkstyle.version>6.18</checkstyle.version>
   </properties>
 
@@ -1174,7 +1174,7 @@
             <!-- SSLHandshakeException but page is opening -->
             <excludedLink>http://www.sickboy.cz/checkstyle/</excludedLink>
             <!-- Excluded due to Checkstyle's issue #549 until https://issues.apache.org/jira/browse/MJAVADOC-428 will be fixed -->
-            <excludedLink>http://docs.oracle.com/javase/7/docs/api/org/xml/sax/helpers.DefaultHandler.html?*</excludedLink>
+            <excludedLink>http://docs.oracle.com/javase/8/docs/api/org/xml/sax/helpers.DefaultHandler.html?*</excludedLink>
             <!-- Excluded due to Maven Enforcer Plugin's issue #234: https://issues.apache.org/jira/browse/MENFORCER-234-->
             <excludedLink>http://maven.apache.org/enforcer/maven-enforcer-plugin</excludedLink>
             <!-- Excluded due to Maven Surefire Plugin's issue #1173: https://issues.apache.org/jira/browse/SUREFIRE-1173-->