Java 1.6 Runtime Signatures excluding vendor specific implementation classes.
'org.codehaus.mojo.signature:java16:1.1'
<dependency>
<groupId>org.codehaus.mojo.signature</groupId>
<artifactId>java16</artifactId>
<version>1.1</version>
</dependency>
<dependency org="org.codehaus.mojo.signature" name="java16" rev="1.1"/>
"org.codehaus.mojo.signature", "java16", "1.1"