build.gradle

apply plugin: 'java'

configurations {
    micro
    nano
}

sourceSets {
    micro {
        java {
            srcDirs = ['java/src/main/java/com/google/protobuf/micro']
        }
    }

    nano {
        java {
            srcDirs = ['java/src/main/java/com/google/protobuf/nano']
        }
    }
}

jar {
    from sourceSets.nano.output, sourceSets.micro.output
    baseName "libprotobuf"
    appendix "java"
    version "2.3"
    classifier "micronano"
}

task nanoJar(type: Jar) {
    from sourceSets.nano.output
    dependsOn nanoClasses
    baseName "libprotobuf"
    appendix "java"
    version "2.3"
    classifier "nano"
}

task microJar(type: Jar) {
    from sourceSets.micro.output
    dependsOn microClasses
    baseName "libprotobuf"
    appendix "java"
    version "2.3"
    classifier "micro"
}

artifacts {
    micro microJar
    nano nanoJar
}