Support for Java 9 & 11

 * Adding support for Java 9 and 11.
 * Configuring CI to build ok: JDK 6, 7, 8, 9, and 11

Author: cardil

.circleci/config.yml

@@ -0,0 +1,73 @@
+# Java Maven CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-java/ for more details
+#
+version: 2
+
+references:
+  build: &build
+    working_directory: ~/repo
+
+    environment:
+      # Customize the JVM maximum heap limit
+      MAVEN_OPTS: -Xmx2048m
+      JACOCO: true
+
+    steps:
+     - checkout
+
+     # Download and cache dependencies
+     - restore_cache:
+         keys:
+          - v2-dependencies-{{ checksum "pom.xml" }}
+          # fallback to using the latest cache if no exact match is found
+          - v2-dependencies-
+
+     - run:
+         name: Go Offline with Maven
+         command: mvn verify -DskipTests
+
+     - save_cache:
+         paths:
+          - ~/.m2
+         key: v2-dependencies-{{ checksum "pom.xml" }}
+
+     # run tests!
+     - run:
+         name: Run integration tests
+         command: mvn verify
+
+workflows:
+  version: 2
+  integration-tests:
+    jobs:
+      - zulu-6
+      - zulu-7
+      - zulu-8
+      - zulu-9
+      - zulu-11
+
+jobs:
+  zulu-6:
+    docker:
+      - image: wavesoftware/circleci-zulujdk:6
+    <<: *build
+  zulu-7:
+    docker:
+      - image: wavesoftware/circleci-zulujdk:7
+    <<: *build
+  zulu-8:
+    docker:
+      - image: wavesoftware/circleci-zulujdk:8
+    <<: *build
+  zulu-9:
+    docker:
+      - image: wavesoftware/circleci-zulujdk:9
+    <<: *build
+  zulu-11:
+    docker:
+      - image: wavesoftware/circleci-zulujdk:11
+    <<: *build
+
+
+

.editorconfig

@@ -9,4 +9,7 @@ end_of_line = lf
 insert_final_newline = true
 charset = utf-8
 indent_style = space
-indent_size = 4
+indent_size = 4
+
+[*.yml]
+indent_size = 2

.travis.yml

@@ -1,22 +1,24 @@
 language: java
+dist: trusty
+before_script: mvn dependency:go-offline
 script: mvn clean verify --fail-at-end
 notifications:
   email:
-    on_failure: true
+    on_failure: change
 matrix:
   include:
-  # Performance testing
-  - jdk: openjdk7
-    env: JACOCO=false
-  - jdk: openjdk8
-    env: JACOCO=false
-  # Quality testing
-  - jdk: openjdk7
-    env: JACOCO=true
-  - jdk: openjdk8
-    env: JACOCO=true COVERALLS=true
-  - jdk: oraclejdk8
-    env: JACOCO=true
-  - jdk: openjdk8
-    env: JACOCO=true SONAR=publish
-    script: mvn clean verify sonar:sonar --fail-at-end
+    # Quality testing
+    - jdk: oraclejdk8
+      env: JACOCO=true COVERALLS=true
+    - jdk: oraclejdk8
+      env: JACOCO=true SONAR=publish
+      script: mvn clean verify sonar:sonar --fail-at-end
+    # Performance testing
+    - jdk: openjdk7
+      env: JACOCO=false
+    - jdk: openjdk8
+      env: JACOCO=false
+    - jdk: oraclejdk9
+      env: JACOCO=false
+    - jdk: oraclejdk11
+      env: JACOCO=false

pom.xml

@@ -126,19 +126,19 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
-            <version>1.11.3</version>
+            <version>1.16</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>1.11.3</version>
+            <version>1.16</version>
             <scope>test</scope>
         </dependency>
         <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-simple</artifactId>
-            <version>1.7.20</version>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <version>1.2.3</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -207,7 +207,7 @@
                     <configuration>
                         <compilerArgs>
                             <arg>-Werror</arg>
-                            <arg>-Xlint:all</arg>
+                            <arg>-Xlint:all,-options,-processing</arg>
                         </compilerArgs>
                     </configuration>
                 </plugin>

src/test/java/pl/wavesoftware/eid/exceptions/EidRuntimeExceptionTest.java

@@ -21,7 +21,7 @@
 import org.junit.Test;
 import org.junit.rules.ExpectedException;
 
-import javax.xml.bind.JAXBException;
+import javax.naming.NamingException;
 import java.util.UnknownFormatConversionException;
 
 import static org.hamcrest.CoreMatchers.containsString;
@@ -32,7 +32,6 @@
  * @author Krzysztof Suszyński <krzysztof.suszynski@wavesoftware.pl>
  * @since 2015-10-07
  */
-@SuppressWarnings("ConstantConditions")
 public class EidRuntimeExceptionTest {
 
     @Rule
@@ -42,19 +41,19 @@ public class EidRuntimeExceptionTest {
     public void testGetMessage() {
         // then
         thrown.expect(EidRuntimeException.class);
-        thrown.expectCause(CoreMatchers.<Throwable>instanceOf(JAXBException.class));
+        thrown.expectCause(CoreMatchers.<Throwable>instanceOf(NamingException.class));
         thrown.expectCause(hasMessage(is((String) null)));
         thrown.expectMessage(containsString("20151007:212217"));
-        thrown.expectMessage(containsString("javax.xml.bind.JAXBException\n - " +
-            "with linked exception:\n" +
-            "[java.util.UnknownFormatConversionException: " +
-            "Conversion = Invalid for unit test]"));
+        thrown.expectMessage(containsString(
+            "javax.naming.NamingException [Root exception is java.util" +
+                ".UnknownFormatConversionException: Conversion = Invalid for" +
+                " unit test]"
+        ));
 
         // given
-        String message = null;
         Throwable original = new UnknownFormatConversionException("Invalid for unit test");
-        JAXBException cause = new JAXBException(message);
-        cause.setLinkedException(original);
+        NamingException cause = new NamingException(null);
+        cause.setRootCause(original);
         throw new EidRuntimeException("20151007:212217", cause);
     }
 

src/test/java/pl/wavesoftware/eid/utils/EidPreconditionsTest.java

@@ -34,6 +34,7 @@
 
 import javax.annotation.Nonnull;
 import java.lang.reflect.Constructor;
+import java.lang.reflect.Modifier;
 import java.util.Locale;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -471,7 +472,7 @@ public void testCreate() throws NoSuchMethodException {
         // given
         Class<EidPreconditions> cls = EidPreconditions.class;
         Constructor<?> constructor = cls.getDeclaredConstructor();
-        boolean access = constructor.isAccessible();
+        boolean access = Modifier.isPublic(constructor.getModifiers());
 
         // then
         assertThat(access).isFalse();

src/test/resources/logback-test.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2018 Wave Software
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<configuration
+    xmlns="http://ch.qos.logback/xml/ns/logback"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://ch.qos.logback/xml/ns/logback
+     https://raw.githubusercontent.com/enricopulatzo/logback-XSD/master/src/main/xsd/logback.xsd">
+
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%highlight(%-5level) %magenta(%d{HH:mm:ss.SSS}) %cyan(%logger{36}) - %msg%n</pattern>
+        </encoder>
+    </appender>
+    <root level="info">
+        <appender-ref ref="STDOUT" />
+    </root>
+    <logger name="pl.wavesoftware" level="debug" />
+</configuration>