Progress with using jni4net

Using code from v1

VirtualComputer-Core/src/main/java/sznp/virtualcomputer/PluginMain.java

@@ -2,6 +2,7 @@ package sznp.virtualcomputer;
 
 import jnr.ffi.LibraryLoader;
 import lombok.val;
+import net.sf.jni4net.Bridge;
 import org.bukkit.Bukkit;
 import org.bukkit.command.ConsoleCommandSender;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -75,7 +76,31 @@ public class PluginMain extends JavaPlugin {
 				System.setProperty("sun.boot.library.path", vbpath);
 			if (System.getProperty("java.library.path") == null || System.getProperty("java.library.path").isEmpty())
 				System.setProperty("java.library.path", vbpath);
-			Utils.addLibraryPath(vbpath); //TODO: Jacob DLL must be in the server folder
+			Utils.addLibraryPath(vbpath);
+			if (windows) {
+				ccs.sendMessage("§bExtracting Windows-specific libraries...");
+				final File[] libs = new File[]{
+						new File(getDataFolder(), "jni4net.n-0.8.9.0.dll"),
+						new File(getDataFolder(), "jni4net.n.w64.v40-0.8.9.0.dll"),
+						new File(getDataFolder(), "VirtualComputerWindows.j4n.dll"),
+						new File(getDataFolder(), "VirtualComputerWindows.dll"),
+						new File(getDataFolder(), "Interop.VirtualBox.dll"),
+						new File(getDataFolder(), "Interop.VirtualBox.j4n.dll")
+				};
+
+				for (final File lib : libs) {
+					if (!lib.exists()) {
+						JarUtils.extractFromJar(lib.getName(), lib.getAbsolutePath());
+					}
+				}
+				ccs.sendMessage("§bInitializing bridge...");
+				Bridge.setVerbose(true);
+				//Bridge.init(new File(getDataFolder(), "jni4net.n.w64.v40-0.8.9.0.dll").getAbsoluteFile());
+				Bridge.init(getDataFolder().getAbsoluteFile());
+				Bridge.getSetup().setVeryVerbose(true);
+				Bridge.LoadAndRegisterAssemblyFrom(new File(getDataFolder(), "VirtualComputerWindows.j4n.dll"));
+				Bridge.LoadAndRegisterAssemblyFrom(new File(getDataFolder(), "Interop.VirtualBox.j4n.dll"));
+			}
 			final VirtualBoxManager manager = VirtualBoxManager.createInstance(getDataFolder().getAbsolutePath());
 			if (!windows) {
 				VBoxLib vbl = LibraryLoader.create(VBoxLib.class).load("vboxjxpcom");

VirtualComputerMSCOM/pom.xml

@@ -25,16 +25,38 @@
             <groupId>net.sf.jni4net</groupId>
             <artifactId>clr</artifactId>
             <version>0.8.9.0</version>
-            <scope>system</scope>
-            <systemPath>${project.basedir}/src/main/resources/jni4net.j-0.8.9.0.jar</systemPath>
         </dependency>
         <dependency>
             <groupId>io.github.NorbiPeti</groupId>
             <artifactId>VirtualComputer-Windows</artifactId>
             <version>0.8.9.0</version>
-            <scope>system</scope>
-            <systemPath>${project.basedir}/src/main/resources/VirtualComputerWindows.j4n.jar</systemPath>
         </dependency>
     </dependencies>
 
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <artifactSet>
+                        <includes>
+                            <include>net.sf.jni4net:clr</include>
+                            <include>io.github.NorbiPeti:VirtualComputer-Windows</include>
+                        </includes>
+                    </artifactSet>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
 </project>

VirtualComputerMSCOM/src/main/java/org/virtualbox_6_1/IVirtualBox.java

@@ -171,10 +171,10 @@ public interface IVirtualBox {
 	@net.sf.jni4net.attributes.ClrMethod("()Lorg/virtualbox_6_1/IUnattended;")
 	IUnattended createUnattendedInstaller();
 
-	@net.sf.jni4net.attributes.ClrMethod("(LSystem/String;LSystem/String;Lorg/virtualbox_6_1/AccessMode;Lorg/virtualbox_6_1/DeviceType;)Lorg/virtualbox_6_1/IMedium;")
+	@net.sf.jni4net.attributes.ClrMethod("(LSystem/String;LSystem/String;Lorg/virtualbox_6_1_FixIt/AccessMode;Lorg/virtualbox_6_1/DeviceType;)Lorg/virtualbox_6_1/IMedium;")
 	IMedium createMedium_FixIt(String aFormat, String aLocation, org.virtualbox_6_1_FixIt.AccessMode aAccessMode, org.virtualbox_6_1_FixIt.DeviceType aADeviceTypeType);
 
-	@net.sf.jni4net.attributes.ClrMethod("(LSystem/String;Lorg/virtualbox_6_1/DeviceType;Lorg/virtualbox_6_1/AccessMode;I)Lorg/virtualbox_6_1/IMedium;")
+	@net.sf.jni4net.attributes.ClrMethod("(LSystem/String;Lorg/virtualbox_6_1/DeviceType;Lorg/virtualbox_6_1_FixIt/AccessMode;I)Lorg/virtualbox_6_1/IMedium;")
 	IMedium openMedium_FixIt(String aLocation, org.virtualbox_6_1_FixIt.DeviceType aDeviceType, org.virtualbox_6_1_FixIt.AccessMode aAccessMode, int aForceNewUuid);
 
 	@net.sf.jni4net.attributes.ClrMethod("(LSystem/String;)Lorg/virtualbox_6_1/IGuestOSType;")

VirtualComputerMSCOM/src/main/java/sznp/virtualcomputer/JarUtils.java

@@ -0,0 +1,90 @@
+package sznp.virtualcomputer;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.URL;
+import java.net.URLDecoder;
+import java.util.Enumeration;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+public class JarUtils {
+
+	public static boolean extractFromJar(final String fileName,
+										 final String dest) throws IOException {
+		if (getRunningJar() == null) {
+			return false;
+		}
+		final File file = new File(dest);
+		if (file.isDirectory()) {
+			file.mkdir();
+			return false;
+		}
+		if (!file.exists()) {
+			file.getParentFile().mkdirs();
+		}
+
+		final JarFile jar = getRunningJar();
+		final Enumeration<JarEntry> e = jar.entries();
+		while (e.hasMoreElements()) {
+			final JarEntry je = e.nextElement();
+			if (!je.getName().contains(fileName)) {
+				continue;
+			}
+			final InputStream in = new BufferedInputStream(
+					jar.getInputStream(je));
+			final OutputStream out = new BufferedOutputStream(
+					new FileOutputStream(file));
+			copyInputStream(in, out);
+			jar.close();
+			return true;
+		}
+		jar.close();
+		return false;
+	}
+
+	private static void copyInputStream(final InputStream in,
+										final OutputStream out) throws IOException {
+		try {
+			final byte[] buff = new byte[4096];
+			int n;
+			while ((n = in.read(buff)) > 0) {
+				out.write(buff, 0, n);
+			}
+		} finally {
+			out.flush();
+			out.close();
+			in.close();
+		}
+	}
+
+	public static URL getJarUrl(final File file) throws IOException {
+		return new URL("jar:" + file.toURI().toURL().toExternalForm() + "!/");
+	}
+
+	public static JarFile getRunningJar() throws IOException {
+		if (!RUNNING_FROM_JAR) {
+			return null; // null if not running from jar
+		}
+		String path = new File(JarUtils.class.getProtectionDomain()
+				.getCodeSource().getLocation().getPath()).getAbsolutePath();
+		path = URLDecoder.decode(path, "UTF-8");
+		return new JarFile(path);
+	}
+
+	private static boolean RUNNING_FROM_JAR = false;
+
+	static {
+		final URL resource = JarUtils.class.getClassLoader().getResource(
+				"plugin.yml");
+		if (resource != null) {
+			RUNNING_FROM_JAR = true;
+		}
+	}
+
+}

repo/io/github/NorbiPeti/VirtualComputer-Windows/0.8.9.0/VirtualComputer-Windows-0.8.9.0.pom

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>io.github.NorbiPeti</groupId>
+  <artifactId>VirtualComputer-Windows</artifactId>
+  <version>0.8.9.0</version>
+  <description>POM was created from install:install-file</description>
+</project>

repo/io/github/NorbiPeti/VirtualComputer-Windows/maven-metadata-local.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<metadata>
+  <groupId>io.github.NorbiPeti</groupId>
+  <artifactId>VirtualComputer-Windows</artifactId>
+  <versioning>
+    <release>0.8.9.0</release>
+    <versions>
+      <version>0.8.9.0</version>
+    </versions>
+    <lastUpdated>20201121164706</lastUpdated>
+  </versioning>
+</metadata>

repo/net/sf/jni4net/clr/0.8.9.0/clr-0.8.9.0.pom

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>net.sf.jni4net</groupId>
+  <artifactId>clr</artifactId>
+  <version>0.8.9.0</version>
+  <description>POM was created from install:install-file</description>
+</project>

repo/net/sf/jni4net/clr/maven-metadata-local.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<metadata>
+  <groupId>net.sf.jni4net</groupId>
+  <artifactId>clr</artifactId>
+  <versioning>
+    <release>0.8.9.0</release>
+    <versions>
+      <version>0.8.9.0</version>
+    </versions>
+    <lastUpdated>20201121164514</lastUpdated>
+  </versioning>
+</metadata>