<p dir="auto">Enhancing readbility as part of remaining stuff from PR <a href="https://github.com/apache/incubator-dubbo/pull/3013/files">https://github.com/apache/incubator-dubbo/pull/3013/files</a>.</p>
<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have searched the <a href="https://github.com/apache/incubator-dubbo/issues">issues</a> of this repository and believe that this is not a duplicate.</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have checked the <a href="https://github.com/apache/incubator-dubbo/blob/master/FAQ.md">FAQ</a> of this repository and believe that this is not a duplicate.</li>
</ul>
<h3 dir="auto">Environment</h3>
<ul dir="auto">
<li>Dubbo version: xxx</li>
<li>Operating System version: xxx</li>
<li>Java version: xxx</li>
</ul>
<h3 dir="auto">Steps to reproduce this issue</h3>
<ol dir="auto">
<li>xxx</li>
<li>xxx</li>
<li>xxx</li>
</ol>
<p dir="auto">Pls. provide [GitHub address] to reproduce this issue.</p>
<h3 dir="auto">Expected Result</h3>
<p dir="auto">What do you expected from the above steps？</p>
<h3 dir="auto">Actual Result</h3>
<p dir="auto">What actually happens?</p>
<p dir="auto">Enhancing readability of code as part of PR <a href="https://github.com/apache/incubator-dubbo/pull/3013/files">https://github.com/apache/incubator-dubbo/pull/3013/files</a></p>
<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have searched the <a href="https://github.com/apache/incubator-dubbo/issues">issues</a> of this repository and believe that this is not a duplicate.</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> I have checked the <a href="https://github.com/apache/incubator-dubbo/blob/master/FAQ.md">FAQ</a> of this repository and believe that this is not a duplicate.</li>
</ul>
<h3 dir="auto">Environment</h3>
<ul dir="auto">
<li>Dubbo version: 2.7.0</li>
<li>Operating System version: xxx</li>
<li>Java version:</li>
</ul>
<h3 dir="auto">Steps to reproduce this issue</h3>
<p dir="auto">I merged the code about <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="402576829" data-permission-text="Title is private" data-url="https://github.com/apache/dubbo/issues/3327" data-hovercard-type="pull_request" data-hovercard-url="/apache/dubbo/pull/3327/hovercard" href="https://github.com/apache/dubbo/pull/3327">#3327</a>, but still UT failed.</p>
<p dir="auto">Travis CI failed with the following log<br>
<a href="https://api.travis-ci.org/v3/job/484984836/log.txt" rel="nofollow">https://api.travis-ci.org/v3/job/484984836/log.txt</a></p>
<p dir="auto">Pls. provide [GitHub address] to reproduce this issue.</p>
<h3 dir="auto">Expected Result</h3>
<p dir="auto">CI pass</p>
<h3 dir="auto">Actual Result</h3>
<p dir="auto">CI fail</p>
<div class="highlight highlight-source-shell notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="[�[1;34mINFO�[m] �[1;32mTests run: �[0;1;32m2�[m, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.105 s - in org.apache.dubbo.monitor.dubbo.�[1mStatisticsTest�[m
[�[1;34mINFO�[m] Running org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorFactoryTest�[m
[�[1;34mINFO�[m] �[1;32mTests run: �[0;1;32m1�[m, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.919 s - in org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorFactoryTest�[m
[�[1;34mINFO�[m] Running org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorTest�[m
[�[1;31mERROR�[m] �[1;31mTests �[0;1mrun: �[0;1m5�[m, �[1;31mFailures: �[0;1;31m1�[m, Errors: 0, Skipped: 0, Time elapsed: 1.028 s�[1;31m &lt;&lt;&lt; FAILURE!�[m - in org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorTest�[m
[�[1;31mERROR�[m] testCount  Time elapsed: 0.043 s  &lt;&lt;&lt; FAILURE!
org.opentest4j.AssertionFailedError: expected: &lt;1&gt; but was: &lt;0&gt;
	at org.apache.dubbo.monitor.dubbo.DubboMonitorTest.testCount(DubboMonitorTest.java:117)"><pre class="notranslate">[�[1<span class="pl-k">;</span>34mINFO�[m] �[1<span class="pl-k">;</span>32mTests run: �[0<span class="pl-k">;</span>1<span class="pl-k">;</span>32m2�[m, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.105 s - <span class="pl-k">in</span> org.apache.dubbo.monitor.dubbo.�[1mStatisticsTest�[m
[�[1<span class="pl-k">;</span>34mINFO�[m] Running org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorFactoryTest�[m
[�[1<span class="pl-k">;</span>34mINFO�[m] �[1<span class="pl-k">;</span>32mTests run: �[0<span class="pl-k">;</span>1<span class="pl-k">;</span>32m1�[m, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.919 s - <span class="pl-k">in</span> org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorFactoryTest�[m
[�[1<span class="pl-k">;</span>34mINFO�[m] Running org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorTest�[m
[�[1<span class="pl-k">;</span>31mERROR�[m] �[1<span class="pl-k">;</span>31mTests �[0<span class="pl-k">;</span>1mrun: �[0<span class="pl-k">;</span>1m5�[m, �[1<span class="pl-k">;</span>31mFailures: �[0<span class="pl-k">;</span>1<span class="pl-k">;</span>31m1�[m, Errors: 0, Skipped: 0, Time elapsed: 1.028 s�[1<span class="pl-k">;</span>31m <span class="pl-k">&lt;&lt;&lt;</span> FAILURE<span class="pl-k">!</span>�[m - <span class="pl-k">in</span> org.apache.dubbo.monitor.dubbo.�[1mDubboMonitorTest�[m
[�[1<span class="pl-k">;</span>31mERROR�[m] testCount  Time elapsed: 0.043 s  <span class="pl-k">&lt;&lt;&lt;</span> FAILURE<span class="pl-k">!</span>
org.opentest4j.AssertionFailedError: expected: <span class="pl-k">&lt;</span>1<span class="pl-k">&gt;</span> but was: <span class="pl-k">&lt;</span>0<span class="pl-k">&gt;</span>
	at org.apache.dubbo.monitor.dubbo.DubboMonitorTest.testCount(DubboMonitorTest.java:117)</pre></div>
<p dir="auto">If there is an exception, please attach the exception trace:</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="Just put your stack trace here!"><pre class="notranslate"><code class="notranslate">Just put your stack trace here!
</code></pre></div>