When using inline manifests, the Jar task will check whether the build -file is more recent that the Jar file when deciding whether to rebuild the -Jar. This will not take into account property file changes which may affect -the resulting Jar. +
When using inline manifests, the Jar task will check whether the manifest +contents have changed (i.e. the manifest as specified is different in any way +from the manifest that exists in the Jar, if it exists. +If the manifest values have changed the jar will be updated or rebuilt, as +appropriate.