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https://issues.apache.org/jira/browse/KAFKA-17381?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17875306#comment-17875306
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PoAn Yang commented on KAFKA-17381:
-----------------------------------
Hi [~davidarthur], I'm interested in this issue. If you're not working on it,
may I take it? Thank you.
> Reduce log output from checkstyle task
> --------------------------------------
>
> Key: KAFKA-17381
> URL: https://issues.apache.org/jira/browse/KAFKA-17381
> Project: Kafka
> Issue Type: Task
> Components: build
> Reporter: David Arthur
> Priority: Minor
>
> When running the "check -x tests" Gradle task, I am noticing a lot of the
> output is some XSLT thing.
> {code:java}
> [ant:xslt] Processing
> /home/runner/work/kafka/kafka/streams/upgrade-system-tests-26/build/reports/checkstyle/test.xml
> to
> /home/runner/work/kafka/kafka/streams/upgrade-system-tests-26/build/reports/checkstyle/test.html
> 6374[ant:xslt] Loading stylesheet <?xml version="1.0"?>
> 6375<!--
> 6376 Licensed to the Apache Software Foundation (ASF) under one or more
> 6377 contributor license agreements. See the NOTICE file distributed with
> 6378 this work for additional information regarding copyright ownership.
> 6379 The ASF licenses this file to You under the Apache License, Version 2.0
> 6380 (the "License"); you may not use this file except in compliance with
> 6381 the License. You may obtain a copy of the License at
> 6382 http://www.apache.org/licenses/LICENSE-2.0
> 6383 Unless required by applicable law or agreed to in writing, software
> 6384 distributed under the License is distributed on an "AS IS" BASIS,
> 6385 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
> implied.
> 6386 See the License for the specific language governing permissions and
> 6387 limitations under the License.
> 6388-->
> 6389<xsl:stylesheet version="1.0"
> xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
> xmlns:xl="http://www.w3.org/1999/XSL/Transform";>
> 6390 <xsl:output method="html" indent="yes"/>
> 6391 <xsl:param name="gradleVersion"/>
> 6392 <xsl:decimal-format decimal-separator="." grouping-separator="," />
> 6393 <xsl:template match="checkstyle">
> 6394 <html>
> 6395 <head>
> 6396 <title>Checkstyle Violations</title>
> 6397 <!-- vaguely adapted from Gradle's CSS -->
> 6398 <style type="text/css">
> 6399 body {
> 6400 background-color: #fff;
> 6401 color: #02303A;
> 6402 }
> 6403 a {
> 6404 color: #1DA2BD;
> 6405 }
> 6406 a.link {
> 6407 color: #02303A;
> 6408 }
> 6409 p {
> 6410 font-size: 1rem;
> 6411 }
> 6412 h1 a[name] {
> 6413 margin: 0;
> 6414 padding: 0;
> 6415 }
> 6416 tr:nth-child(even) {
> 6417 background: white;
> 6418 }
> 6419 th {
> 6420 font-weight:bold;
> 6421 }
> 6422 tr {
> 6423 background: #efefef;
> 6424 }
> 6425 table th, td, tr {
> 6426 font-size:100%;
> 6427 border: none;
> 6428 text-align: left;
> 6429 vertical-align: top;
> 6430 }
> 6431 </style>
> 6432 </head>
> 6433 <body>
> 6434 <p>
> 6435 <a name="top"><h1>Checkstyle Results</h1></a>
> 6436 </p>
> 6437 <hr align="left" width="95%" size="1"/>
> 6438 <h2>Summary</h2>
> 6439 <table class="summary" width="95%" >
> 6440 <tr>
> 6441 <th>Total files checked</th>
> 6442 <th>Total violations</th>
> 6443 <th>Files with violations</th>
> 6444 </tr>
> 6445 <tr>
> 6446 <td>
> 6447 <xsl:number level="any"
> value="count(descendant::file)"/>
> 6448 </td>
> 6449 <td>
> 6450 <xsl:number level="any"
> value="count(descendant::error)"/>
> 6451 </td>
> 6452 <td>
> 6453Error: <xsl:number level="any"
> value="count(descendant::file[error])"/>
> 6454 </td>
> 6455 </tr>
> 6456 </table>
> 6457 <hr align="left" width="95%" size="1"/>
> 6458 <div class="violations">
> 6459 <h2>Violations</h2>
> 6460 <p>
> 6461 <xsl:choose>
> 6462 <xsl:when test="count(descendant::error) > 0">
> 6463 <table class="filelist" width="95%">
> 6464 <tr>
> 6465 <th>File</th>
> 6475 <th>Total violations</th>
> 6476 </tr>
> 6477Error: <xsl:for-each select="file[error]">
> 6478 <!-- sort by number of errors and
> then alphabetically -->
> 6479 <xsl:sort data-type="number"
> order="descending" select="count(descendant::error)"/>
> 6480 <xsl:sort select="@name"/>
> 6481 <xsl:variable name="errors"
> select="count(descendant::error)"/>
> 6482 <tr>
> 6483 <td><a
> href="#{generate-id(@name)}"><xsl:value-of select="@name"/></a></td>
> 6484 <td><xsl:value-of
> select="$errors"/></td>
> 6485 </tr>
> 6486 </xsl:for-each>
> 6487 </table>
> 6488 <p/>
> 6489 <xsl:apply-templates>
> 6490 <!-- sort entries by file name
> alphabetically -->
> 6491 <xsl:sort select="@name"/>
> 6492 </xsl:apply-templates>
> 6493 <p/>
> 6494 </xsl:when>
> 6495 <xsl:otherwise>
> 6496 No violations were found.
> 6497 </xsl:otherwise>
> 6498 </xsl:choose>
> 6499 </p>
> 6500 </div>
> 6501 <hr align="left" width="95%" size="1"/>
> 6502 <p>Generated by <a
> href="https://gradle.org";><xsl:value-of select="$gradleVersion"/></a> with <a
> href="https://checkstyle.sourceforge.io/";>Checkstyle <xsl:value-of
> select="@version"/></a>.</p>
> 6503 </body>
> 6504 </html>
> 6505 </xsl:template>
> 6506 <!-- A single file with violations -->
> 6507Error: l:template match="file[error]">
> 6508 <div class="file-violation">
> 6509 <h3>
> 6510 <a class="link" name="{generate-id(@name)}"><xsl:value-of
> select="@name"/></a>
> 6511 </h3>
> 6512 <table class="violationlist" width="95%">
> 6513 <tr>
> 6514 <th>Severity</th>
> 6515 <th>Description</th>
> 6516 <th>Line Number</th>
> 6517 </tr>
> 6518 <xsl:apply-templates select="error"/>
> 6519 </table>
> 6520 <p/>
> 6521 <a href="#top">Back to top</a>
> 6522 <p/>
> 6523 </div>
> 6524 </xsl:template>
> 6525 <!-- A single row in the list of violations -->
> 6526 <xsl:template match="error">
> 6527 <tr>
> 6528 <td>
> 6529 <xsl:value-of select="@severity"/>
> 6530 </td>
> 6531 <td>
> 6532 <xsl:value-of select="@message"/>
> 6533 </td>
> 6534 <td>
> 6535 <xsl:value-of select="@line"/>
> 6536 </td>
> 6537 </tr>
> 6538 </xsl:template>
> 6539</xsl:stylesheet>
> 6540Resolve mutations for :streams:upgrade-system-tests-26:spotbugsMain
> (Thread[Execution worker,5,main]) started.
> 6541:streams:upgrade-system-tests-26:spotbugsMain (Thread[Execution
> worker,5,main]) started.
> {code}
> This is repeated many times and increases the log output from our build tasks
> to 10s of thousands of lines. It would be great if we could remove or
> suppress this output somehow.
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