Android How to Program, 3/e

... 18, indented once. forward slash forward slash set commission rate. Line 19, indented once. public void set Commission Rate left parenthesis double rate right parenthesis. Line 20, indented once. left brace. Line 21, indented twice. if left parenthesis rate right angle bracket 0 period 0 ampersand ampersand rate left angle bracket 1 period 0 right parenthesis. Line 22, indented 3 times. commission Rate equals rate semicolon. Line 23, indented twice. else. Line 24, indented 3 times. throw new Illegal Argument Exception left parenthesis. Line 25, indented 4 times. Commission rate must be right angle bracket 0 period 0 and left angle bracket 1 period 0 right parenthesis semicolon. Line 26, indented once. right brace forward slash forward slash en