question: return true or false based on whether the named file exists . concode_field_sep boolean fsNormalizesPosixSeparator concode_elem_sep FileUtil fileUtil concode_elem_sep FileDescriptor outDescriptor concode_elem_sep Random random concode_elem_sep boolean fsIsIgnoreCase concode_field_sep void renameElement concode_elem_sep java.io.InputStream openInputStreamElement concode_elem_sep IOException toIOException concode_elem_sep boolean isStreamElement concode_elem_sep boolean delete concode_elem_sep File canonicalFile concode_elem_sep File canonicalFile concode_elem_sep void sync concode_elem_sep FileAccess.FileSync getFileSync concode_elem_sep FileUtil getDefaultInstance concode_elem_sep String makeDirectories concode_elem_sep boolean renameOverwrite concode_elem_sep String canonicalPath concode_elem_sep String canonicalPath concode_elem_sep String absolutePath concode_elem_sep String getParentDirectory concode_elem_sep void removeElement concode_elem_sep void makeParentDirectories concode_elem_sep java.io.OutputStream openOutputStreamElement concode_elem_sep void createParentDirs concode_elem_sep void deleteOnExit concode_elem_sep String canonicalOrAbsolutePath
target: boolean function ( String arg0 ) { return ( new File ( arg0 ) ) . exists ( ) ; }