checks if the provided path string is either null or has zero length and throws a illegalargumentexception if any of the two conditions apply.in addition , leading and tailing whitespaces are removed . concode_field_sep char SEPARATOR_CHAR concode_elem_sep String SEPARATOR concode_elem_sep String CUR_DIR concode_elem_sep long serialVersionUID concode_elem_sep URI uri concode_field_sep Path getParent concode_elem_sep String getName concode_elem_sep void read concode_elem_sep URI toUri concode_elem_sep FileSystem getFileSystem concode_elem_sep int compareTo concode_elem_sep Path suffix concode_elem_sep int depth concode_elem_sep boolean hasWindowsDrive concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep Path makeQualified concode_elem_sep String getPath concode_elem_sep boolean isAbsolute concode_elem_sep String toString concode_elem_sep void initialize concode_elem_sep String normalizePath concode_elem_sep void write
String function ( String arg0 ) { if ( arg0 == null ) { throw new IllegalArgumentException ( "srini_string" ) ; } arg0 = arg0 . trim ( ) ; if ( arg0 . length ( ) == 0 ) { throw new IllegalArgumentException ( "srini_string" ) ; } return arg0 ; }