xstream not added to the output plugin jar about gradle-sonar-packaging-plugin HOT 15 CLOSED

$ gradle dependencyInsight --dependency xstream
:dependencyInsight
com.thoughtworks.xstream:xstream:1.4.8 (conflict resolution)
\--- compile

com.thoughtworks.xstream:xstream:1.3.1 -> 1.4.8
\--- org.codehaus.sonar:sonar-plugin-api:4.5.2
     \--- compile

BUILD SUCCESSFUL

Total time: 2.789 secs

buildscript {
  repositories {
    maven {
      url "https://plugins.gradle.org/m2/"
    }
  }
  dependencies {
    classpath "gradle.plugin.com.iadams.plugins:gradle-sonar-packaging-plugin:0.1.3"
  }
}

apply plugin: "com.iadams.sonar-packaging"

repositories {
  mavenCentral()
}

dependencies {
  compile 'com.thoughtworks.xstream:xstream:1.4.8'

  provided "org.sonarsource.sonarqube:sonar-plugin-api:5.2"
}

version = '1.0'

sonarPackaging {
  pluginDir = "$buildDir/myServer"
  serverUrl = 'http://localhost:9000'
  pluginKey = 'sample'
  pluginClass = 'com.example.HelloWorld'
  pluginName 'Example'
  pluginDescription = 'An Example Plugin!'
  //pluginParent = 'java'
  pluginLicense = 'MIT'
  //requirePlugins = 'java'
  pluginUrl = 'http://my-plugin.com'
  pluginIssueTrackerUrl = 'http://my-plugin.com/issues'
  pluginTermsConditionsUrl 'http://my-plugin.com/terms'
  pluginSourceUrl = 'http://github.com'
  pluginDevelopers = 'iain adams'
  skipDependenciesPackaging = false
  useChildFirstClassLoader = true
  //basePlugin
  organization {
    name = 'iain-corp'
    url = 'http://iain-corp.com'
  }
}

$ gradle clean build
:clean
:compileJava
:processResources UP-TO-DATE
:classes
:jar
:pluginPackaging
Checking for sonar-plugin-api
-------------------------------------------------------
Plugin definition in update center
    Created-By: Gradle
    Built-By: iwarapter
    Build-Jdk: 1.8.0_60
    Build-Time: 2016-02-06T12:30:56+0000
    Plugin-BuildDate: 2016-02-06T12:30:56+0000
    Plugin-Class: com.example.HelloWorld
    Plugin-Description: An Example Plugin!
    Plugin-Developers: iain adams
    Plugin-Homepage: http://my-plugin.com
    Plugin-IssueTrackerUrl: http://my-plugin.com/issues
    Plugin-Key: sample
    Plugin-License: MIT
    Plugin-Name: Example
    Plugin-Organization: iain-corp
    Plugin-OrganizationUrl: http://iain-corp.com
    Plugin-SourcesUrl: http://github.com
    Plugin-TermsConditionsUrl: http://my-plugin.com/terms
    Plugin-Version: 1.0
    Sonar-Version: 5.2
    Plugin-ChildFirstClassLoader: true
-------------------------------------------------------
Following dependencies are packaged in the plugin:

        com.thoughtworks.xstream:xstream:1.4.8
        xmlpull:xmlpull:1.1.3.1
        xpp3:xpp3_min:1.1.4c

See following page for more details about plugin dependencies:

        http://docs.sonarqube.org/display/DEV/Coding+a+Plugin

Sonar Plugin Created.
:assemble
:compileTestJava UP-TO-DATE
:processTestResources UP-TO-DATE
:testClasses UP-TO-DATE
:test UP-TO-DATE
:check UP-TO-DATE
:build

BUILD SUCCESSFUL

Total time: 3.77 secs

$ unzip -l build/libs/example-1.0.jar
Archive:  build/libs/example-1.0.jar
  Length     Date   Time    Name
 --------    ----   ----    ----
        0  02-06-16 12:30   META-INF/
      803  02-06-16 12:30   META-INF/MANIFEST.MF
        0  02-06-16 12:30   com/
        0  02-06-16 12:30   com/example/
      492  02-06-16 12:30   com/example/HelloWorld.class
        0  02-06-16 12:30   META-INF/lib/
   538830  02-02-16 20:06   META-INF/lib/xstream-1.4.8.jar
     7188  10-11-15 17:09   META-INF/lib/xmlpull-1.1.3.1.jar
    24956  03-29-15 17:45   META-INF/lib/xpp3_min-1.1.4c.jar
 --------                   -------
   572269                   9 files

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>YOUR_GROUP_ID</groupId>
    <!-- it's recommended to follow the pattern "sonar-{key}-plugin", for example "sonar-php-plugin" -->
    <artifactId>YOUR_ARTIFACT_ID</artifactId>
    <version>YOUR_VERSION</version>

    <!-- this is important for sonar-packaging-maven-plugin -->
    <packaging>sonar-plugin</packaging>

    <dependencies>
        <dependency>
            <groupId>org.sonarsource.sonarqube</groupId>
            <artifactId>sonar-plugin-api</artifactId>
            <!-- minimal version of SonarQube to support. Note that the groupId is "org.codehaus.sonar" for versions lower than 5.2 -->
            <version>5.3</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.sonarsource.java</groupId>
            <artifactId>sonar-java-plugin</artifactId>
            <version>3.9</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.sonarsource.dotnet</groupId>
            <artifactId>sonar-csharp-plugin</artifactId>
            <version>4.4</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>
            <version>3.2.1</version>
        </dependency>
        <dependency>
            <groupId>com.thoughtworks.xstream</groupId>
            <artifactId>xstream</artifactId>
            <version>1.4.8</version>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.sonarsource.sonar-packaging-maven-plugin</groupId>
                <artifactId>sonar-packaging-maven-plugin</artifactId>
                <version>1.15</version>
                <extensions>true</extensions>
                <configuration>
                    <!-- the entry-point class that extends org.sonar.api.SonarPlugin -->
                    <pluginClass>com.example.HelloWorld</pluginClass>
                    <pluginDescription>Woot</pluginDescription>
                    <!-- advanced properties can be set here. See paragraph "Advanced Build Properties". -->
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

[WARNING] com.thoughtworks.xstream:xstream:jar:1.4.8:compile is provided by SonarQube plugin API and will not be packaged in your plugin
[INFO]     Dependencies: META-INF/lib/xpp3_min-1.1.4c.jar META-INF/lib/xmlpull-1.1.3.1.jar META-INF/lib/commons-lang3-3.2.1.jar