The chex4j core runtime classes.
'net.sf.chex4j:chex4j-core:1.0.2'
<dependency>
<groupId>net.sf.chex4j</groupId>
<artifactId>chex4j-core</artifactId>
<version>1.0.2</version>
</dependency>
<dependency org="net.sf.chex4j" name="chex4j-core" rev="1.0.2"/>
"net.sf.chex4j", "chex4j-core", "1.0.2"