ant构建jmeter报错：taskdef class org.programmerplanet.ant.taskdefs.jmeter.JMeterTask cannot be found

报错日志：

▶ ant run
Buildfile: /Users/Documents/develope/apache-jmeter-5.1.1/bin/xqTestCase/TestCase/build.xml

run:

test:

BUILD FAILED
/Users/Documents/develope/apache-jmeter-5.1.1/bin/xqTestCase/TestCase/build.xml:30: The following error occurred while executing this line:
/Users/Documents/develope/apache-jmeter-5.1.1/bin/xqTestCase/TestCase/build.xml:35: taskdef class org.programmerplanet.ant.taskdefs.jmeter.JMeterTask cannot be found
 using the classloader AntClassLoader[]

解决方案：
将 ${apache-jmeter}/extras 文件夹下的 ‘ant-jmeter-1.1.1.jar’ 文件复制到 ${apache-ant-}\lib 文件夹下