Tricks of Groovy - Copy File

With Groovy you can do file copying in few lines scripts list below.

1. //importjava.net commons
   FileTools.copyFile("foo.txt", "bar.txt");
   
2. //antbuilder (no import needed!)
   ( new AntBuilder ( ) ).copy ( file : 'blah' , tofile : 'fobar' )
   
3. //apache commons io
   org.apache.commons.io.FileUtils.copyFile(srcfile, targetFile)
4. //simply copy text file with write/text methods
   new File('SRC_FILE').write(new File('TO_FILE').text)

5. static void copyFile(File source, File destination) {
   def reader = source.newReader()
   destination.withWriter { writer ->
       writer << reader
   }
   reader.close()
   }

6. //with shell under unix
   'cp SRC TARGET'.execute()
   
7. //with shell under window
   'copy SRC TARGET'.execute()