public static char detectQuoteChar ( final String str ) { if ( str . length ( ) < 2 ) { return 0 ; } final char c = str . charAt ( 0 ) ; if ( c != str . charAt ( str . length ( ) - 1 ) ) { return 0 ; } if ( c == ' ' || c == ' ' || c == ' ' ) { return c ; } return 0 ; }
Detects quote character or return 0 .