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no input validation #10

Siwel-Yelpoc opened this Issue Oct 2, 2018 · 0 comments


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Siwel-Yelpoc commented Oct 2, 2018

there is no validation for the input.
i.e; if you input a character symbol instead of a numeric value, the program crashes.

error message (with input example);

Please enter cash register's float: c
Exception in thread "main" java.lang.NumberFormatException: For input string: "c"
at sun.misc.FloatingDecimal.readJavaFormatString(Unknown Source)
at sun.misc.FloatingDecimal.parseDouble(Unknown Source)
at java.lang.Double.parseDouble(Unknown Source)
at CashRegister.main(

@Siwel-Yelpoc Siwel-Yelpoc self-assigned this Oct 2, 2018

@Siwel-Yelpoc Siwel-Yelpoc added this to the Milestone 1 milestone Oct 2, 2018

@Siwel-Yelpoc Siwel-Yelpoc added the bug label Oct 2, 2018

thanhtungdao added a commit that referenced this issue Oct 2, 2018

fix #2 #10 #6 #3
The issues with the general interface are fixed
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