Shemplo/Neerc-chat-client

import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import java.util.zip.ZipEntry;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.Path;

String name = project.getName (), version = project.getVersion ();
Path config = Paths.get ("src/main/etc/plugin.xml", new String [0]);
Path plugin = Paths.get (String.format ("target/%s-%s.jar", 
                                        new String [] {name, version}), 
                         new String [0]);

OutputStream os = new FileOutputStream (String.format ("target/plugin-%s-%s.jar",
                                                 new String [] {name, version}));

Manifest manifest = new Manifest ();
manifest.getMainAttributes ().putValue ("Manifest-Version", "1.0");

JarOutputStream jos = new JarOutputStream (os, manifest);

jos.putNextEntry (new ZipEntry (config.getFileName ().toString ()));
jos.write (Files.readAllBytes (config));

jos.putNextEntry (new ZipEntry ("lib/" + plugin.getFileName ().toString ()));
jos.write (Files.readAllBytes (plugin));

jos.close ();