looks like part of the xmlbeans-maven-plugin, used to determine when the file needs to be regenerated.
See https://github.com/take5pl/xmlbeans-maven-plugin/blob/master/src/main/java/org/codehaus/mojo/xmlbeans/CompileXmlBeansMojo.java where it has code: /** * The location of the flag file used to determine if the output is stale. * * @parameter expression="${xmlbeans.staleFile}" * default-value="${project.build.directory}/generated-sources/xmlbeans/.staleFlag" * @required */ protected File staleFile; So, not an issue. -Marshall
