Added java sources into pom.xml
<version>${kotlin-maven-plugin.version}</version>
<executions>
<execution>
+ <configuration>
+ <sourceDirs>
+ <source>src/main/java</source>
+ <source>src/main/kotlin</source>
+ </sourceDirs>
+ </configuration>
<id>compile</id>
<goals>
<goal>compile</goal>
</execution>
<execution>
+ <configuration>
+ <sourceDirs>
+ <source>src/test/java</source>
+ <source>src/test/kotlin</source>
+ </sourceDirs>
+ </configuration>
<id>test-compile</id>
<goals>
<goal>test-compile</goal>
