upload.gradle

apply plugin: 'maven'

def sonatypeRepositoryUrl = "file://" + rootDir.absolutePath + "/.repo"

Properties config = new Properties()
config.load(project.file("nexus.properties").newDataInputStream())
def nexus_versionName = config.getProperty('nexus_versionName')
def nexus_artifactId = config.getProperty('nexus_artifactId')
def nexus_groupId = config.getProperty('nexus_groupId')
def nexus_description = config.getProperty('nexus_description')
def nexus_fileName = config.getProperty('nexus_fileName')
def nexus_type = config.getProperty('nexus_type')

task sourcesJar(type: Jar) {
    from sourceSets.main.allSource
    classifier = 'sources'
}

artifacts {
    archives sourcesJar
}

afterEvaluate { project ->
    Properties properties = new Properties()
    properties.load(project.rootProject.file('local.properties').newDataInputStream())
    uploadArchives {
        repositories {
            mavenDeployer {
                pom.groupId = nexus_groupId
                pom.artifactId = nexus_artifactId
                pom.packaging = 'aar'
                pom.name = nexus_fileName
                pom.version = nexus_versionName + '-SNAPSHOT'

                repository(url: sonatypeRepositoryUrl) {
                    try {
                        authentication(userName: properties.getProperty("userName"), password: properties.getProperty("password"))
                    } catch (Exception e) {
                        println(e.getMessage())
                    }
                }

            }
        }
    }
}