create test-jar, which is used by the log4j-core-its module
diff --git a/log4j-server/pom.xml b/log4j-server/pom.xml
index 36098e0..9674ab8 100644
--- a/log4j-server/pom.xml
+++ b/log4j-server/pom.xml
@@ -125,6 +125,17 @@
</instructions>
</configuration>
</plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-jar-plugin</artifactId>
+ <executions>
+ <execution>
+ <goals>
+ <goal>test-jar</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
</plugins>
</build>
<reporting>