1 configurations {

     2     codequality

     3 }

     4 

     5 dependencies {

     6     codequality 'com.puppycrawl.tools:checkstyle:6.1'

     7 }

     8 

     9 task checkstyle(type: AndroidCheckstyleTask) {

    10     ignoreFailures true

    11     showViolations false

    12     configFile file("$project.rootDir/tools/checkstyle.xml")

    13     xslFile file("$project.rootDir/tools/checkstyle-noframes-sorted.xsl")

    14 }

    15 

    16 task checkstyleCmdLine(type: AndroidCheckstyleTask) {

    17     ignoreFailures false

    18     showViolations true

    19     configFile file("$project.rootDir/tools/checkstyle.xml")

    20     xslFile file("$project.rootDir/tools/checkstyle-noframes-sorted.xsl")

    21 }

    22 

    23 check.dependsOn(checkstyle)

    24 

    25 ///////////////////////////////////////////////

    26 ////////////// Groovy Task Class //////////////

    27 ///////////////////////////////////////////////

    28 import org.gradle.api.internal.project.IsolatedAntBuilder

    29 

    30 /**

    31  * See parameters at http://checkstyle.sourceforge.net/anttask.html

    32  */

    33 class AndroidCheckstyleTask extends DefaultTask {

    34     @InputFile

    35     @Optional

    36     File configFile = new File("$project.rootDir/config/checkstyle/checkstyle.xml")

    37     @InputFile

    38     @Optional

    39     File xslFile = new File("$project.rootDir/config/checkstyle/checkstyle-noframes-sorted.xsl")

    40     @OutputFile

    41     @Optional

    42     File outputFile = new File("$project.buildDir/reports/checkstyle/checkstyle-${project.name}.xml")

    43     def outputHtmlFile = outputFile.absolutePath.replaceFirst(~/\.[^\.]+$/, ".html")

    44     FileCollection checkstyleClasspath = project.configurations.codequality

    45     Boolean ignoreFailures = false

    46     Boolean showViolations = true

    47     Project gradleProject = project

    48 

    49     def AndroidCheckstyleTask() {

    50         description = 'Runs checkstyle against Android sourcesets.'

    51         group = 'Code Quality'

    52     }

    53 

    54     @TaskAction

    55     def runCheckstyle() {

    56         outputFile.parentFile.mkdirs()

    57         def antBuilder = services.get(IsolatedAntBuilder)

    58         antBuilder.withClasspath(checkstyleClasspath).execute {

    59             ant.taskdef(name: 'checkstyle', classname: 'com.puppycrawl.tools.checkstyle.CheckStyleTask')

    60             // see also, maxWarnings and failureProperty arguments

    61             ant.checkstyle(config: configFile, failOnViolation: !ignoreFailures) {

    62                 gradleProject.allprojects.each { submodule ->

    63                     submodule.android.sourceSets.each { sourceSet ->

    64                         sourceSet.java.each { file ->

    65                             file.getSrcDirs().each {

    66                                 if (it.exists()) {

    67                                     fileset(dir: it)

    68                                 }

    69                             }

    70                         }

    71                     }

    72                 }

    73                 if (showViolations) {

    74                     formatter(type: 'plain', useFile: false)

    75                 }

    76                 formatter(type: 'xml', toFile: outputFile)

    77             }

    78             if (outputFile.exists()) {

    79                 ant.xslt(in: outputFile,

    80                         style: xslFile,

    81                         out: outputHtmlFile

    82                 )

    83             }

    84         }

    85     }

    86 }