Android How to Program, 3/e

... at sign Override. Line 78, indented once. public String to String left parenthesis right parenthesis. Line 79, indented once. left brace. Line 80, indented twice. return String period format left parenthesis double quote percent sign s colon back slash n percent sign s colon percent sign s left parenthesis percent sign s right parenthesis back slash n percent sign s colon percent sign d back slash n percent sign s colon dollar sign percent sign comma period 2 f double quote comma. Line 81, indented 3 times. invoice comma double quote part number double quote comma get Part Number left parenthesis right parenthesis comma get Part Description left parenthesis right parenthesis comma. Line 82, indented 3 times. quantity comma get Quantity left