mavencentral_sdk_build.gradle

apply plugin: 'com.android.library'
...

apply plugin: 'maven-publish'
apply plugin: 'signing'

group = "com.linecorp.linesdk"
version = "5.6.1"

android {
...
}

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

task javadocJar(type: Jar, dependsOn: javadoc) {
    classifier = 'javadoc'
    from javadoc.destinationDir
}


afterEvaluate {
    publishing {
        publications {
            release(MavenPublication) {
                groupId group
                artifactId 'linesdk'
                version version

                from(components["release"])
                artifact sourcesJar
                artifact javadocJar

                pom {
                    name = 'linesdk'
                    description = 'The LINE SDK for Android provides a modern way of implementing LINE APIs.'
                    url = 'https://github.com/line/line-sdk-android'
                    licenses {
                        license {
                            name = 'The Apache License, Version 2.0'
                            url = 'http://www.apache.org/licenses/LICENSE-2.0.txt'
                        }
                    }
                    developers {
                        developer {
                            name = 'LINE Corporation'
                            email = '[email protected]'
                            url = 'https://engineering.linecorp.com/en/'
                        }
                    }
                    scm {
                        connection = 'scm:[email protected]:line/line-sdk-android.git'
                        developerConnection = 'scm:git:ssh://github.com:line/line-sdk-android.git'
                        url = 'https://github.com/line/line-sdk-android'
                    }
                }
            }
        }
        repositories {
            maven {
                name = "sonatype"

                def releasesRepoUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
                def snapshotsRepoUrl = "https://oss.sonatype.org/content/repositories/snapshots/"
                url = version.endsWith('SNAPSHOT') ? snapshotsRepoUrl : releasesRepoUrl

                def name = findProperty('repositoryUsername') ?: ''
                def pw = findProperty('repositoryPassword') ?: ''
                credentials {
                    username name
                    password pw
                }
            }
        }
    }

    signing {
        def key = findProperty('signingKey')
        def pw = findProperty('signingPassword')
        required { signingKey != null && signingPassword != null }
        useInMemoryPgpKeys(key, pw)
        sign publishing.publications
    }
}

nexusStaging {
    packageGroup = 'com.linecorp'
    def name = findProperty('nexusUsername') ?: ''
    def pw = findProperty('nexusPassword') ?: ''
    username = name
    password = pw
}