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KAFKA-7389: Enable spotBugs with Java 11 and disable false positive warnings (#5943) 

See https://github.com/spotbugs/spotbugs/issues/756 for details on
the false positives affecting try with resources. An example is:

> RCN | Nullcheck of fc at line 629 of value previously dereferenced in
> org.apache.kafka.common.utils.Utils.readFileAsString(String, Charset)

Reviewers: Manikumar Reddy <manikumar.reddy@gmail.com>
This commit is contained in:
Ismael Juma 2018-11-27 14:40:17 -08:00 committed by GitHub
parent de24d4a459
commit 0ee16350ac
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 23 additions and 15 deletions
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3
build.gradle
View File

@ -149,7 +149,6 @@ subprojects {
apply plugin: 'maven' apply plugin: 'maven'
apply plugin: 'signing' apply plugin: 'signing'
apply plugin: 'checkstyle' apply plugin: 'checkstyle'
if (!JavaVersion.current().isJava11Compatible())
apply plugin: "com.github.spotbugs" apply plugin: "com.github.spotbugs"
sourceCompatibility = minJavaVersion sourceCompatibility = minJavaVersion
@ -372,7 +371,6 @@ subprojects {
} }
test.dependsOn('checkstyleMain', 'checkstyleTest') test.dependsOn('checkstyleMain', 'checkstyleTest')
if (!JavaVersion.current().isJava11Compatible()) {
spotbugs { spotbugs {
toolVersion = '3.1.8' toolVersion = '3.1.8'
excludeFilter = file("$rootDir/gradle/spotbugs-exclude.xml") excludeFilter = file("$rootDir/gradle/spotbugs-exclude.xml")
@ -387,7 +385,6 @@ subprojects {
html.enabled(!project.hasProperty('xmlSpotBugsReport') && !project.hasProperty('xmlFindBugsReport')) html.enabled(!project.hasProperty('xmlSpotBugsReport') && !project.hasProperty('xmlFindBugsReport'))
} }
} }
}
// Ignore core since its a scala project // Ignore core since its a scala project
if (it.path != ':core') { if (it.path != ':core') {

11
gradle/spotbugs-exclude.xml
View File

@ -23,6 +23,17 @@ This file dictates which categories of bugs and individual false positives that
For a detailed description of spotbugs bug categories, see https://spotbugs.readthedocs.io/en/latest/bugDescriptions.html For a detailed description of spotbugs bug categories, see https://spotbugs.readthedocs.io/en/latest/bugDescriptions.html
--> -->
<FindBugsFilter> <FindBugsFilter>
<!-- false positive in Java 11, see https://github.com/spotbugs/spotbugs/issues/756 -->
<Match>
<Bug pattern="RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE"/>
</Match>
<!-- false positive in Java 11, see https://github.com/spotbugs/spotbugs/issues/756 -->
<Match>
<Bug pattern="RCN_REDUNDANT_NULLCHECK_WOULD_HAVE_BEEN_A_NPE"/>
</Match>
<Match> <Match>
<!-- Disable warnings about mutable objects and the use of public fields. <!-- Disable warnings about mutable objects and the use of public fields.
EI_EXPOSE_REP: May expose internal representation by returning reference to mutable object EI_EXPOSE_REP: May expose internal representation by returning reference to mutable object