[ 
https://issues.apache.org/jira/browse/IMAGING-260?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17119982#comment-17119982
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Bruno P. Kinoshita edited comment on IMAGING-260 at 5/29/20, 10:11 PM:
-----------------------------------------------------------------------

Error reported:
{noformat}
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-site-plugin:3.8.2:site (default-site) on project 
commons-imaging: Error generating javancss-maven-plugin:2.1:report report: 
Parsing error while executing JavaNCSS 33.54 ParseException in 
/home/kinow/Development/java/apache/commons-imaging/src/main/java/org/apache/commons/imaging/formats/tiff/TiffElement.java
[ERROR] Last useful checkpoint: 
"org.apache.commons.imaging.formats.tiff.TiffElement"
[ERROR] Encountered " "," ", "" at line 24, column 65. Encountered " "," ", "" 
at line 27, column 66.
[ERROR] Was expecting one of:
[ERROR]     "instanceof" ...
[ERROR]     ")" ...
[ERROR]     "=" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     "?" ...
[ERROR]     "==" ...
[ERROR]     "<=" ...
[ERROR]     ">=" ...
[ERROR]     "!=" ...
[ERROR]     "||" ...
[ERROR]     "&&" ...
[ERROR]     "++" ...
[ERROR]     "--" ...
[ERROR]     "+" ...
[ERROR]     "-" ...
[ERROR]     "*" ...
[ERROR]     "/" ...
[ERROR]     "&" ...
[ERROR]     "|" ...
[ERROR]     "^" ...
[ERROR]     "%" ...
[ERROR]     "<" ...
[ERROR]     "=" ...
[ERROR]     "<" ...
[ERROR]     "++" ...
[ERROR]     "--" ...
[ERROR]     "*" ...
[ERROR]     "/" ...
[ERROR]     "%" ...
[ERROR]     "+" ...
[ERROR]     "-" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     ">" ...
[ERROR]     "<=" ...
[ERROR]     ">=" ...
[ERROR]     "instanceof" ...
[ERROR]     "=" ...
[ERROR]     "==" ...
[ERROR]     "!=" ...
[ERROR]     "&" ...
[ERROR]     "^" ...
[ERROR]     "|" ...
[ERROR]     "&&" ...
[ERROR]     "||" ...
[ERROR]     "?" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     "<" ...
[ERROR]     "=" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     "<" ...
[ERROR]     ")" ...
[ERROR]     "<" ...
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e 
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
 {noformat}


was (Author: kinow):
Stack trace:
{noformat}
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-site-plugin:3.8.2:site (default-site) on project 
commons-imaging: Error generating javancss-maven-plugin:2.1:report report: 
Parsing error while executing JavaNCSS 33.54 ParseException in 
/home/kinow/Development/java/apache/commons-imaging/src/main/java/org/apache/commons/imaging/formats/tiff/TiffElement.java
[ERROR] Last useful checkpoint: 
"org.apache.commons.imaging.formats.tiff.TiffElement"
[ERROR] Encountered " "," ", "" at line 24, column 65. Encountered " "," ", "" 
at line 27, column 66.
[ERROR] Was expecting one of:
[ERROR]     "instanceof" ...
[ERROR]     ")" ...
[ERROR]     "=" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     "?" ...
[ERROR]     "==" ...
[ERROR]     "<=" ...
[ERROR]     ">=" ...
[ERROR]     "!=" ...
[ERROR]     "||" ...
[ERROR]     "&&" ...
[ERROR]     "++" ...
[ERROR]     "--" ...
[ERROR]     "+" ...
[ERROR]     "-" ...
[ERROR]     "*" ...
[ERROR]     "/" ...
[ERROR]     "&" ...
[ERROR]     "|" ...
[ERROR]     "^" ...
[ERROR]     "%" ...
[ERROR]     "<" ...
[ERROR]     "=" ...
[ERROR]     "<" ...
[ERROR]     "++" ...
[ERROR]     "--" ...
[ERROR]     "*" ...
[ERROR]     "/" ...
[ERROR]     "%" ...
[ERROR]     "+" ...
[ERROR]     "-" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     ">" ...
[ERROR]     "<=" ...
[ERROR]     ">=" ...
[ERROR]     "instanceof" ...
[ERROR]     "=" ...
[ERROR]     "==" ...
[ERROR]     "!=" ...
[ERROR]     "&" ...
[ERROR]     "^" ...
[ERROR]     "|" ...
[ERROR]     "&&" ...
[ERROR]     "||" ...
[ERROR]     "?" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     ")" ...
[ERROR]     "<" ...
[ERROR]     "=" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     ">" ...
[ERROR]     "<" ...
[ERROR]     "<" ...
[ERROR]     ")" ...
[ERROR]     "<" ...
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e 
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
 {noformat}

> Fix mvn site failure with JavaNCSS parse error
> ----------------------------------------------
>
>                 Key: IMAGING-260
>                 URL: https://issues.apache.org/jira/browse/IMAGING-260
>             Project: Commons Imaging
>          Issue Type: Bug
>          Components: Build
>    Affects Versions: 1.0-alpha1
>            Reporter: Bruno P. Kinoshita
>            Assignee: Bruno P. Kinoshita
>            Priority: Major
>             Fix For: 1.0-alpha2
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> The build has been failing for a while when ran with `mvn site`, due to 
> JavaNCSS parse error in TiffElement. It appears to be due to the use of a 
> lambda expression.
> The plugin hasn't been updated in a while, and it was removed from lang some 
> time ago 
> ([https://github.com/apache/commons-lang/commit/064b9d8a2f54b0d50c15e1088e3c03b737023cf0).]
> We need to fix it before the next release, so I propose we drop this plugin, 
> as other components have done already.



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