How To Retry Failed Tests Using IRetryAnalyzer In TestNG

testng.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
    <suite name="Demo Test Suite ">
        <listeners>
        <listener class-name="RetryListener"/>
        </listeners>
    <test name="Retry failed tests ">
    <parameter name="browser" value="chrome"/>
    <classes>
        <class name="demo.tests.retrytests.RetryFailedTests">
        <methods>
            <include name="testOne"/>
            <include name="testTwo"/>
        </methods>
    </class>
    </classes>
    </test> <!-- Test -->
    </suite> <!-- Suite -->