build.gradle

plugins {
    id 'java'
}

// change here, h == hpp
String cppH = 'cpp_proj/library.hpp'

def osName = System.properties['os.name'].toString().replaceAll(' ', '').toLowerCase()
def osMap = [:]
osMap['windows'] = ~/.*win.*/
osMap['linux'] = ~/.*linux.*/
osMap['MACOSX'] = ~/.*darwin.*/

def platform = osMap.find { osName ==~ it.value }?.key
def arch = System.properties['os.arch'] ==~ /.*64.*/ ? 'x86_64' : 'i386'
def currentPlatformArch = "${platform}-${arch}".toString()

repositories {
    maven {
        url 'https://maven.aliyun.com/nexus/content/groups/public/'
    }
    mavenCentral()
}

sourceSets {
    main {
        java {
            srcDirs = ['src']
        }
    }
}

sourceCompatibility = 17
targetCompatibility = 17

dependencies {
    implementation group: 'org.bytedeco', name: 'javacpp', version: '1.5.9'
}

task prepare(type: Copy) {
    from configurations.runtimeClasspath.findAll {
        it.name.contains('javacpp')
    }
    into 'src'
}

task prepareHpp(type: Copy) {
    from cppH
    into 'src/ff'
}

prepare.dependsOn prepareHpp

task initDir {
    if (!new File('output').exists()) {
        ant.mkdir dir: 'output'
    }
}

prepare.dependsOn initDir

task genJNISo(type: Exec) {
    workingDir = 'src'
    commandLine 'java', '-jar', 'javacpp-1.5.9.jar', 'FF.java'
}

task cleanJNISo {
    def dir = new File('src/ff/' + currentPlatformArch)
    if (dir.exists()) {
        if (new File(dir, 'libjniInvoker.so').exists()) {
            ant.move(file: 'src/ff/' + currentPlatformArch + '/libjniInvoker.so', todir: 'output')
        }
        ant.delete(dir: 'src/ff/' + currentPlatformArch)
    }
    ant.delete(dir: 'src/ff', includes: '**/*.class')
    ant.delete(dir: 'src/ff', includes: '**/*.hpp')
    ant.delete(dir: 'src/ff', includes: '**/*.cpp')
    ant.delete(dir: 'src', includes: '**/*.jar')
}

/**
 * 0. cd workspace/f-stack-java-sdk
 * 1. gradle jar && mkdir output && cp build/libs/ff_jni.jar output/
 * 2. gradle prepare
 * 3. cd src && java -jar javacpp-1.5.9.jar -Dplatform.linkpath=/usr/local/lib/x86_64-linux-gnu -Dplatform.link=fstack ff/Invoker.java
 * 4. cd .. && gradle cleanJNISo
 * 5. cd sample && gradle jar
 * 6. cp ../output/*.so ./build/libs
 * 7. cp ${F-STACK}/lib/libfstack.so ./build/libs
 * 8. cp ${F-STACK}/config.ini ./build/libs
 * 9. cd build/libs && java -Djava.library.path=. -jar sample.jar --procType=primary --procId=0 --server --http --port=8080
 */