NumberFormatException is causing problems in line 67

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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NumberFormatException is causing problems in line 67

Expert Solution
Step 1

NumberFormatException occur in java programs when we try to convert string into a numeric value but the format of input string is not correct. 

Not correct means that if we trying to parse a string to an integer but string have boolean value, this is not correct format.

 

Example

int a = Integer.parseInt(null);

int a = Integer.parseInt("");

int a = Integer.parseInt("123");

int a = Integer.parseInt("b 2);

throws NumberFormatException

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