apk-publish-gradle.build

apply plugin: 'maven-publish'
..
..
def versionMajor = 1
def versionMinor = 0
def versionPatch = 0
..
..
publishing {
    repositories {
        maven {
            // internal CI builds
            url uploadRepoSnapshotUrl
            credentials {
                username uploadRepoUsername
                password uploadRepoPassword
            }
        }
    }
    publications {
        create("apk-nexus-upload", MavenPublication) {
            afterEvaluate {
                android.applicationVariants.all { variant ->
                    variant.outputs.each { output ->
                        // only upload release builds
                        if (variant.name == "release") {
                            groupId uploadGroupId
                            artifactId uploadArtifactId
                            // "${versionMajor}.${versionMinor}.${versionPatch}-${versionBuild}"
                            version "${versionMajor}.${versionMinor}.${versionPatch}." + uploadBuildNumber
                            artifact(output.outputFile)
                        }
                    }
                }
            }
        }