build.gradle

buildscript {
    repositories {
        mavenCentral()
        maven { url("https://oss.sonatype.org/content/groups/public/") }
    }
    dependencies {
        classpath 'com.guardsquare:proguard-gradle:7.1.0'
    }
}
plugins {
    id 'java'
    id 'application'
    id "com.github.johnrengelman.shadow" version "7.1.2"
}

group 'io.github.garawaa'
version '1.0'
mainClassName = 'Main'
repositories {
    mavenCentral()
}
application {
    // Define the main class for the application.
    mainClassName = "$mainClassName"
}
compileJava {
    sourceCompatibility = '1.8'
    targetCompatibility = '1.8'
}
dependencies {
    implementation fileTree('libs') { include '*.jar' }

}

test {
    useJUnitPlatform()
}
shadowJar {
    manifest {
        attributes 'Main-Class': "$mainClassName"
    }
}
sourceSets {
    main {
        java {
            srcDirs 'src/main/java', 'src/main/resources'
        }
    }
}
jar{
    manifest {
        attributes(
                "Main-Class": "$mainClassName",
        )

    }
    from {
        configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
    }
    exclude 'META-INF/*.RSA', 'META-INF/*.SF','META-INF/*.DSA'
    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
    dependsOn ('dependencies')
}
import proguard.gradle.ProGuardTask
task ('proguard', type: ProGuardTask) {
    dependsOn shadowJar
    //def archivePath = shadowJar.archiveFile.get().asFile.path
    //configuration 'configuration.pro'

    verbose
    // Specify the input jars, output jars, and library jars.
    injars  shadowJar
    outjars "$buildDir/libs/${project.name}-${project.version}-all-obf.jar"
    //outjars archivePath.replace(".jar", "-obf.jar")

    // Automatically handle the Java version of this build.
    if (System.getProperty('java.version').startsWith('1.')) {
        // Before Java 9, the runtime classes were packaged in a single jar file.
        libraryjars "${System.getProperty('java.home')}/lib/rt.jar"
        libraryjars "${System.getProperty('java.home')}/lib/ext/jfxrt.jar"
    } else {
        // As of Java 9, the runtime classes are packaged in modular jmod files.
        libraryjars "${System.getProperty('java.home')}/jmods/java.base.jmod", jarfilter: '!**.jar', filter: '!module-info.class'
        //libraryjars "${System.getProperty('java.home')}/jmods/....."
    }

    renamesourcefileattribute 'SourceFile'
    keepattributes 'SourceFile,LineNumberTable'

    // Preserve all annotations.
    keepattributes '*Annotation*'

    // Preserve all public applications.
    keepclasseswithmembers 'public class * { \
        public static void main(java.lang.String[]); \
    }'


}