fix Use @SPI's wrapper method to report a null pointer exception bug

[xiaoheng1]

What is the purpose of the change

fix Use @SPI's wrapper method to report a null pointer exception bug

see more detail from #7176

Brief changelog

XXXXX

Verifying this change

XXXXX

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[codecov-io]

Codecov Report

Merging #7326 (f535a6c) into master (34b744b) will decrease coverage by 0.17%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master    #7326      +/-   ##
============================================
- Coverage     59.03%   58.86%   -0.18%     
+ Complexity      462      459       -3     
============================================
  Files          1044     1044              
  Lines         42472    42491      +19     
  Branches       6227     6232       +5     
============================================
- Hits          25074    25011      -63     
- Misses        14594    14658      +64     
- Partials       2804     2822      +18     

Impacted Files	Coverage Δ	Complexity Δ
...apache/dubbo/common/extension/ExtensionLoader.java	78.17% <100.00%> (-0.13%)	0.00 <0.00> (ø)
...o/common/extension/support/ActivateComparator.java	73.07% <100.00%> (+3.84%)	0.00 <0.00> (ø)
...dubbo/common/status/support/LoadStatusChecker.java	46.15% <0.00%> (-15.39%)	0.00% <0.00%> (ø%)
...ng/transport/dispatcher/WrappedChannelHandler.java	47.82% <0.00%> (-15.22%)	0.00% <0.00%> (ø%)
...ng/transport/dispatcher/all/AllChannelHandler.java	68.96% <0.00%> (-13.80%)	0.00% <0.00%> (ø%)
...va/org/apache/dubbo/remoting/exchange/Request.java	74.50% <0.00%> (-13.73%)	0.00% <0.00%> (ø%)
...in/java/org/apache/dubbo/common/utils/JVMUtil.java	81.13% <0.00%> (-11.33%)	0.00% <0.00%> (ø%)
...va/org/apache/dubbo/remoting/TimeoutException.java	22.22% <0.00%> (-11.12%)	0.00% <0.00%> (ø%)
...che/dubbo/remoting/transport/mina/MinaChannel.java	39.47% <0.00%> (-10.53%)	15.00% <0.00%> (-1.00%)
...dubbo/remoting/exchange/support/DefaultFuture.java	77.77% <0.00%> (-10.26%)	0.00% <0.00%> (ø%)
... and 34 more

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[AlbumenJ]

LGTM.