Workaround for unexpected NullPointerException on Eclipse.
diff --git a/pom.xml b/pom.xml
index fb2f5c3..7a81539 100644
--- a/pom.xml
+++ b/pom.xml
@@ -502,6 +502,10 @@
</dependency>
</dependencies>
<configuration>
+ <!-- begin: workaround for unexpected NullPointerException on Eclipse -->
+ <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
+ <testSourceDirectory>${project.build.testSourceDirectory}</testSourceDirectory>
+ <!-- end: workaround for unexpected NullPointerException on Eclipse -->
<configLocation>onos/checkstyle.xml</configLocation>
<suppressionsLocation>onos/suppressions.xml
</suppressionsLocation>