通过 Gradle 打包外部依赖

group 'com.example'
version '0.1.0'

apply plugin: 'java'

sourceCompatibility = 1.8

repositories {
    mavenCentral()
}

dependencies {
    compile fileTree(dir: 'lib', include: '*.jar')
    compile group: 'org.apache.kafka', name: 'kafka-clients', version: '1.0.0'
    compile group: 'org.slf4j', name: 'slf4j-simple', version: '1.7.25'
    testCompile group: 'junit', name: 'junit', version: '4.12'
}

tasks.withType(JavaCompile) {
    options.encoding = "UTF-8"
}

task fatJar(type: Jar) {
    manifest {
        attributes 'Main-Class': 'com.example.stk.Main'
    }
    from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }
    with jar
}