import static groovy.io.FileType.FILES import java.nio.file.Files import java.nio.file.Paths import java.util.zip.ZipEntry def needed_jars = [ /org\.eclipse\.xtext/, /org\.eclipse\.emf\.ecore\.xmi/, /org\.eclipse\.emf\.ecore/, /org\.eclipse\.emf\.common/, /org\.antlr\.runtime/, /com\.google\.inject/, /org\.eclipse\.emf\.mwe\.core/, /org\.apache\.commons\.cli/, /org\.eclipse\.emf\.mwe2\.runtime/, /org\.eclipse\.emf\.mwe\.utils/, /org\.eclipse\.xtext\.util/, /com\.google\.guava/, /javax\.inject/, /org\.eclipse\.xtext\.xbase/, /org\.eclipse\.xtext\.common\.types/, /org\.eclipse\.xtend\.lib/, /org\.eclipse\.xtext\.xbase\.lib/, /org\.eclipse\.xtend\.lib\.macro/, /org\.eclipse\.equinox\.common/, /eclipse-trace/, /groovy-eclipse/, /ivy-2\.5\.0\.jar/, /groovy-3\.0\.\d-indy/, /groovy-templates-3\.0\.\d/, /org\.eclipse\.xtext\.xtext\.generator/, /org\.eclipse\.emf\.codegen\.ecore/, /org\.eclipse\.emf\.codegen/, /org\.eclipse\.emf\.mwe2\.launch/, /org\.eclipse\.emf\.mwe2\.language/, /org\.eclipse\.emf\.mwe2\.lib/, /org\.objectweb\.asm/, /org\.apache\.commons\.logging/, /org\.apache\.log4j/, /com\.ibm\.icu/, /com\.minres\.coredsl/, /com\.minres\.coredsl\.json\.dbt_rise/ ] // Collect all jars. def jars = [] def root = new File(project.getBasedir(), 'target/classes') def libs = new File(project.getBasedir(), 'target/classes/lib') def meta_inf = new File(project.getBasedir(), 'target/classes/META-INF') libs.eachFileRecurse (FILES) { file -> if(file.name =~/org\.codehaus\.groovy_/) { // we need to unpack this one sinc it is already jar in jar println("Unpacking ${file}") def zipFile = new java.util.zip.ZipFile(file) zipFile.entries().findAll {ZipEntry entry -> !entry.directory && entry.name =~/\.jar$/}.each {ZipEntry entry -> def outFile = new File(libs, entry.name.split(/\//)[-1]) println "Extracting file ${entry.name} to ${outFile.path} with size ${entry.size}bytes (${entry.compressedSize}bytes)" Files.copy(zipFile.getInputStream(entry), outFile.toPath()) } } } libs.eachFileRecurse (FILES) { file -> def fileName = file.name.split("/")[-1] if(needed_jars.find{fileName =~ it}) { println "Adding $file to the included jars" jars << root.toURI().relativize(file.toURI()).toString() } else { file.delete() } } def zipFile = new java.util.zip.ZipFile(new File(project.getBasedir(), 'jar-in-jar-loader.zip')) zipFile.entries().each {ZipEntry it -> def path = Paths.get("${root}/", it.name) if(it.directory){ Files.createDirectories(path) } else { def parentDir = path.getParent() if (!Files.exists(parentDir)) { Files.createDirectories(parentDir) } Files.deleteIfExists(path) println "Extracting file ${it.name} to ${path} with size ${it.size}bytes (${it.compressedSize}bytes)" Files.copy(zipFile.getInputStream(it), path) } } // Write the manifest file. Files.createDirectories( Paths.get(meta_inf.absolutePath)) def mf = new File(project.getBasedir(), 'target/classes/META-INF/MANIFEST.MF') mf.write '' mf << 'Manifest-Version: 1.0\n' mf << 'Rsrc-Class-Path: ./ ' + jars.join(' ') + '\n' mf << 'Rsrc-Main-Class: com.minres.coredsl.json.Main\n' mf << 'Main-Class: org.eclipse.jdt.internal.jarinjarloader.JarRsrcLoader\n'