Selector that filters files based on whether they are newer than
a matching file in another directory tree. It can contain a mapper
element, so isn't available as an ExtendSelector (since those
parameters can't hold other elements).
since: 1.5
public boolean selectionTest(File srcfile, File destfile)(Code)
this test is our selection test that compared the file with the destfile
Parameters: srcfile - the source file Parameters: destfile - the destination file true if destination is out of date