upgrade to gradle 7.1, java 16, javafx 16

build.gradle

@@ -1,8 +1,8 @@
 plugins {
     id 'application'
-    id 'org.openjfx.javafxplugin' version '0.0.9'
+    id 'extra-java-module-info'
-    id 'org.kordamp.gradle.jdeps' version '0.9.0'
+    id 'com.dua3.javafxgradle7plugin' version '0.0.9'
-    id 'org.beryx.jlink' version '2.22.0'
+    id 'org.beryx.jlink' version '2.24.0'
 }
 
 def sparrowVersion = '1.4.2'
@@ -29,7 +29,7 @@ tasks.withType(AbstractArchiveTask) {
 }
 
 javafx {
-    version = "15"
+    version = "16"
     modules = [ 'javafx.controls', 'javafx.fxml', 'javafx.swing', 'javafx.graphics' ]
 }
 
@@ -53,19 +53,28 @@ dependencies {
     implementation('org.flywaydb:flyway-core:7.10.5-SNAPSHOT')
     implementation('org.fxmisc.richtext:richtextfx:0.10.4')
     implementation('no.tornado:tornadofx-controls:1.0.4')
-    implementation('com.google.zxing:javase:3.4.0')
+    implementation('com.google.zxing:javase:3.4.0') {
-    implementation('com.github.arteam:simple-json-rpc-client:1.0')
+        exclude group: 'com.beust', module: 'jcommander'
+    }
+    implementation('com.beust:jcommander:1.81')
+    implementation('com.github.arteam:simple-json-rpc-core:1.0')
+    implementation('com.github.arteam:simple-json-rpc-client:1.0') {
+        exclude group: 'com.github.arteam', module: 'simple-json-rpc-core'
+    }
     implementation('com.github.arteam:simple-json-rpc-server:1.0') {
         exclude group: 'org.slf4j'
     }
-    implementation('com.sparrowwallet:hummingbird:1.6.0')
+    implementation('com.sparrowwallet:hummingbird:1.6.1')
     implementation('com.nativelibs4java:bridj:0.7-20140918-3') {
         exclude group: 'com.google.android.tools', module: 'dx'
     }
     implementation('com.github.sarxos:webcam-capture:0.3.13-SNAPSHOT') {
         exclude group: 'com.nativelibs4java', module: 'bridj'
     }
-    implementation("com.sparrowwallet:netlayer-jpms-${osName}:0.6.8")
+    implementation("com.sparrowwallet:netlayer-jpms-${osName}:0.6.8") {
+        exclude group: 'org.jetbrains.kotlin'
+    }
+    implementation('org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.5.20')
     implementation('de.codecentric.centerdevice:centerdevice-nsmenufx:2.1.7')
     implementation('org.controlsfx:controlsfx:11.1.0' ) {
         exclude group: 'org.openjfx', module: 'javafx-base'
@@ -76,7 +85,7 @@ dependencies {
         exclude group: 'org.openjfx', module: 'javafx-web'
         exclude group: 'org.openjfx', module: 'javafx-media'
     }
-    implementation('dev.bwt:bwt-jni:0.1.7')
+    implementation('dev.bwt:bwt-jni:0.1.8')
     implementation('net.sourceforge.javacsv:javacsv:2.0')
     implementation('org.slf4j:jul-to-slf4j:1.7.30') {
         exclude group: 'org.slf4j'
@@ -84,7 +93,10 @@ dependencies {
     testImplementation('junit:junit:4.12')
 }
 
-mainClassName = 'com.sparrowwallet.sparrow/com.sparrowwallet.sparrow.MainApp'
+application {
+    mainModule = 'com.sparrowwallet.sparrow'
+    mainClass = 'com.sparrowwallet.sparrow.MainApp'
+}
 
 compileJava {
     options.with {
@@ -135,9 +147,9 @@ jlink {
         requires 'java.xml'
         requires 'java.logging'
         requires 'javafx.base'
-        requires 'com.fasterxml.jackson.databind'
         requires 'jdk.crypto.cryptoki'
         requires 'java.management'
+        requires 'io.leangen.geantyref'
         uses 'org.flywaydb.core.extensibility.FlywayExtension'
         uses 'org.flywaydb.core.internal.database.DatabaseType'
     }
@@ -154,17 +166,18 @@ jlink {
                    "--add-opens=javafx.controls/javafx.scene.control.cell=com.sparrowwallet.sparrow",
                    "--add-opens=org.controlsfx.controls/impl.org.controlsfx.skin=com.sparrowwallet.sparrow",
                    "--add-opens=org.controlsfx.controls/impl.org.controlsfx.skin=javafx.fxml",
-                   "--add-opens=javafx.graphics/com.sun.javafx.tk=com.sparrowwallet.merged.module",
+                   "--add-opens=javafx.graphics/com.sun.javafx.tk=centerdevice.nsmenufx",
-                   "--add-opens=javafx.graphics/com.sun.javafx.tk.quantum=com.sparrowwallet.merged.module",
+                   "--add-opens=javafx.graphics/com.sun.javafx.tk.quantum=centerdevice.nsmenufx",
-                   "--add-opens=javafx.graphics/com.sun.glass.ui=com.sparrowwallet.merged.module",
+                   "--add-opens=javafx.graphics/com.sun.glass.ui=centerdevice.nsmenufx",
-                   "--add-opens=javafx.controls/com.sun.javafx.scene.control=com.sparrowwallet.merged.module",
+                   "--add-opens=javafx.controls/com.sun.javafx.scene.control=centerdevice.nsmenufx",
-                   "--add-opens=javafx.graphics/com.sun.javafx.menu=com.sparrowwallet.merged.module",
+                   "--add-opens=javafx.graphics/com.sun.javafx.menu=centerdevice.nsmenufx",
                    "--add-opens=javafx.graphics/com.sun.glass.ui=com.sparrowwallet.sparrow",
                    "--add-opens=javafx.graphics/com.sun.javafx.application=com.sparrowwallet.sparrow",
                    "--add-opens=java.base/java.net=com.sparrowwallet.sparrow",
                    "--add-reads=com.sparrowwallet.merged.module=java.desktop",
                    "--add-reads=com.sparrowwallet.merged.module=java.sql",
-                   "--add-reads=com.sparrowwallet.merged.module=com.sparrowwallet.sparrow"]
+                   "--add-reads=com.sparrowwallet.merged.module=com.sparrowwallet.sparrow",
+                   "--add-reads=com.sparrowwallet.merged.module=logback.classic"]
 
         if(os.macOsX) {
             jvmArgs += "--add-opens=javafx.graphics/com.sun.glass.ui.mac=com.sparrowwallet.merged.module"
@@ -216,3 +229,196 @@ task packageTarDistribution(type: Tar) {
         include "Sparrow/**"
     }
 }
+
+extraJavaModuleInfo {
+    module('tornadofx-controls-1.0.4.jar', 'tornadofx.controls', '1.0.4') {
+        exports('tornadofx.control')
+        requires('javafx.controls')
+    }
+    module('simple-json-rpc-core-1.0.jar', 'simple.json.rpc.core', '1.0') {
+        exports('com.github.arteam.simplejsonrpc.core.annotation')
+        exports('com.github.arteam.simplejsonrpc.core.domain')
+        requires('com.fasterxml.jackson.core')
+        requires('com.fasterxml.jackson.annotation')
+        requires('com.fasterxml.jackson.databind')
+        requires('org.jetbrains.annotations')
+    }
+    module('simple-json-rpc-client-1.0.jar', 'simple.json.rpc.client', '1.0') {
+        exports('com.github.arteam.simplejsonrpc.client')
+        exports('com.github.arteam.simplejsonrpc.client.builder')
+        exports('com.github.arteam.simplejsonrpc.client.exception')
+        requires('com.fasterxml.jackson.databind')
+        requires('simple.json.rpc.core')
+    }
+    module('simple-json-rpc-server-1.0.jar', 'simple.json.rpc.server', '1.0') {
+        exports('com.github.arteam.simplejsonrpc.server')
+        requires('simple.json.rpc.core')
+        requires('com.google.common')
+        requires('org.slf4j')
+        requires('com.fasterxml.jackson.databind')
+    }
+    module('bridj-0.7-20140918-3.jar', 'com.nativelibs4java.bridj', '0.7-20140918-3') {
+        exports('org.bridj')
+        exports('org.bridj.cpp')
+        requires('java.logging')
+    }
+    module('webcam-capture-0.3.13-SNAPSHOT.jar', 'com.github.sarxos.webcam.capture', '0.3.13-SNAPSHOT') {
+        exports('com.github.sarxos.webcam')
+        exports('com.github.sarxos.webcam.ds.buildin')
+        exports('com.github.sarxos.webcam.ds.buildin.natives')
+        requires('java.desktop')
+        requires('com.nativelibs4java.bridj')
+        requires('org.slf4j')
+    }
+    module('centerdevice-nsmenufx-2.1.7.jar', 'centerdevice.nsmenufx', '2.1.7') {
+        exports('de.codecentric.centerdevice')
+        requires('javafx.base')
+        requires('javafx.controls')
+        requires('javafx.graphics')
+    }
+    module('javacsv-2.0.jar', 'net.sourceforge.javacsv', '2.0') {
+        exports('com.csvreader')
+    }
+    module('jul-to-slf4j-1.7.30.jar', 'org.slf4j.jul.to.slf4j', '1.7.30') {
+        exports('org.slf4j.bridge')
+        requires('java.logging')
+    }
+    module('jeromq-0.5.0.jar', 'jeromq', '0.5.0') {
+        exports('org.zeromq')
+    }
+    module('json-simple-1.1.1.jar', 'json.simple', '1.1.1') {
+        exports('org.json.simple')
+    }
+    module('logback-classic-1.2.3.jar', 'logback.classic', '1.2.3') {
+        exports('ch.qos.logback.classic')
+        requires('org.slf4j')
+        requires('logback.core')
+        requires('java.xml')
+        requires('java.logging')
+    }
+    module('kotlin-logging-1.5.4.jar', 'io.github.microutils.kotlin.logging', '1.5.4') {
+        exports('mu')
+        requires('kotlin.stdlib')
+        requires('org.slf4j')
+    }
+    module('failureaccess-1.0.1.jar', 'failureaccess', '1.0.1') {
+        exports('com.google.common.util.concurrent.internal')
+    }
+    module('listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar', 'com.google.guava.listenablefuture', '9999.0-empty-to-avoid-conflict-with-guava')
+    module('guava-28.2-jre.jar', 'com.google.common', '28.2-jre') {
+        exports('com.google.common.eventbus')
+        exports('com.google.common.net')
+        exports('com.google.common.base')
+        exports('com.google.common.collect')
+        exports('com.google.common.io')
+        requires('failureaccess')
+        requires('java.logging')
+    }
+    module('jsr305-3.0.2.jar', 'com.google.code.findbugs.jsr305', '3.0.2')
+    module('j2objc-annotations-1.3.jar', 'com.google.j2objc.j2objc.annotations', '1.3')
+    module('jdbi3-core-3.20.0.jar', 'org.jdbi.v3.core', '3.20.0') {
+        exports('org.jdbi.v3.core')
+        exports('org.jdbi.v3.core.mapper')
+        exports('org.jdbi.v3.core.statement')
+        exports('org.jdbi.v3.core.result')
+        exports('org.jdbi.v3.core.h2')
+        exports('org.jdbi.v3.core.spi')
+        requires('io.leangen.geantyref')
+        requires('java.sql')
+        requires('org.slf4j')
+    }
+    module('geantyref-1.3.11.jar', 'io.leangen.geantyref', '1.3.11') {
+        exports('io.leangen.geantyref')
+    }
+    module('richtextfx-0.10.4.jar', 'org.fxmisc.richtext', '0.10.4') {
+        exports('org.fxmisc.richtext')
+        exports('org.fxmisc.richtext.event')
+        exports('org.fxmisc.richtext.model')
+        requires('javafx.base')
+        requires('javafx.controls')
+        requires('javafx.graphics')
+        requires('org.fxmisc.flowless')
+        requires('org.reactfx.reactfx')
+        requires('org.fxmisc.undo.undofx')
+        requires('org.fxmisc.wellbehaved')
+    }
+    module('undofx-2.1.0.jar', 'org.fxmisc.undo.undofx', '2.1.0') {
+        requires('javafx.base')
+        requires('javafx.controls')
+        requires('javafx.graphics')
+        requires('org.reactfx.reactfx')
+    }
+    module('flowless-0.6.1.jar', 'org.fxmisc.flowless', '0.6.1') {
+        exports('org.fxmisc.flowless')
+        requires('javafx.base')
+        requires('javafx.controls')
+        requires('javafx.graphics')
+        requires('org.reactfx.reactfx')
+    }
+    module('reactfx-2.0-M5.jar', 'org.reactfx.reactfx', '2.0-M5') {
+        exports('org.reactfx')
+        exports('org.reactfx.value')
+        exports('org.reactfx.collection')
+        exports('org.reactfx.util')
+        requires('javafx.base')
+        requires('javafx.graphics')
+        requires('javafx.controls')
+    }
+    module('wellbehavedfx-0.3.3.jar', 'org.fxmisc.wellbehaved', '0.3.3') {
+        requires('javafx.base')
+        requires('javafx.graphics')
+    }
+    module('jai-imageio-core-1.4.0.jar', 'com.github.jai.imageio.jai.imageio.core', '1.4.0')
+    module('kotlin-stdlib-jdk8-1.5.20.jar', 'org.jetbrains.kotlin.kotlin.stdlib.jdk8', '1.5.20')
+    module('kotlin-stdlib-jdk7-1.5.20.jar', 'org.jetbrains.kotlin.kotlin.stdlib.jdk7', '1.5.20')
+    module('kotlin-stdlib-1.5.20.jar', 'kotlin.stdlib', '1.5.20') {
+        exports('kotlin')
+    }
+    module('hummingbird-1.6.1.jar', 'com.sparrowwallet.hummingbird', '1.6.1') {
+        exports('com.sparrowwallet.hummingbird')
+        exports('com.sparrowwallet.hummingbird.registry')
+        requires('co.nstant.in.cbor')
+    }
+    module('cbor-0.9.jar', 'co.nstant.in.cbor', '0.9') {
+        exports('co.nstant.in.cbor')
+    }
+    module("netlayer-jpms-${osName}-0.6.8.jar", 'netlayer.jpms', '0.6.8') {
+        exports('org.berndpruenster.netlayer.tor')
+        requires('com.github.ravn.jsocks')
+        requires('com.github.JesusMcCloud.jtorctl')
+        requires('kotlin.stdlib')
+        requires('commons.compress')
+        requires('org.tukaani.xz')
+        requires('java.management')
+        requires('io.github.microutils.kotlin.logging')
+    }
+    module('jtorctl-1.5.jar', 'com.github.JesusMcCloud.jtorctl', '1.5') {
+        exports('net.freehaven.tor.control')
+    }
+    module('commons-compress-1.18.jar', 'commons.compress', '1.18') {
+        exports('org.apache.commons.compress')
+        requires('org.tukaani.xz')
+    }
+    module('xz-1.6.jar', 'org.tukaani.xz', '1.6') {
+        exports('org.tukaani.xz')
+    }
+    module('jsocks-1.0.jar', 'com.github.ravn.jsocks', '1.0') {
+        exports('com.runjva.sourceforge.jsocks.protocol')
+        requires('org.slf4j')
+    }
+    module('jnacl-1.0.0.jar', 'eu.neilalexander.jnacl', '1.0.0')
+    module('logback-core-1.2.3.jar', 'logback.core', '1.2.3') {
+        requires('java.xml')
+    }
+    module('kotlin-stdlib-common-1.5.20.jar', 'org.jetbrains.kotlin.kotlin.stdlib.common', '1.5.20') {
+        exports('kotlin.jvm')
+        exports('kotlin.collections')
+    }
+    module('jcommander-1.81.jar', 'com.beust.jcommander', '1.81') {
+        exports('com.beust.jcommander')
+    }
+    module('junit-4.12.jar', 'junit', '4.12') {
+        exports('org.junit')
+    }
+    module('hamcrest-core-1.3.jar', 'org.hamcrest.core', '1.3')
+}

buildSrc/build.gradle

@@ -0,0 +1,21 @@
+plugins {
+    id 'java-gradle-plugin' // so we can assign and ID to our plugin
+}
+
+dependencies {
+    implementation 'org.ow2.asm:asm:8.0.1'
+}
+
+repositories {
+    mavenCentral()
+}
+
+gradlePlugin {
+    plugins {
+        // here we register our plugin with an ID
+        register("extra-java-module-info") {
+            id = "extra-java-module-info"
+            implementationClass = "org.gradle.sample.transform.javamodules.ExtraModuleInfoPlugin"
+        }
+    }
+}

buildSrc/src/main/java/org/gradle/sample/transform/javamodules/ExtraModuleInfoPlugin.java

@@ -0,0 +1,54 @@
+package org.gradle.sample.transform.javamodules;
+
+import org.gradle.api.Plugin;
+import org.gradle.api.Project;
+import org.gradle.api.artifacts.Configuration;
+import org.gradle.api.attributes.Attribute;
+import org.gradle.api.plugins.JavaPlugin;
+
+/**
+ * Entry point of our plugin that should be applied in the root project.
+ */
+public class ExtraModuleInfoPlugin implements Plugin<Project> {
+
+    @Override
+    public void apply(Project project) {
+        // register the plugin extension as 'extraJavaModuleInfo {}' configuration block
+        ExtraModuleInfoPluginExtension extension = project.getObjects().newInstance(ExtraModuleInfoPluginExtension.class);
+        project.getExtensions().add(ExtraModuleInfoPluginExtension.class, "extraJavaModuleInfo", extension);
+
+        // setup the transform for all projects in the build
+        project.getPlugins().withType(JavaPlugin.class).configureEach(javaPlugin -> configureTransform(project, extension));
+    }
+
+    private void configureTransform(Project project, ExtraModuleInfoPluginExtension extension) {
+        Attribute<String> artifactType = Attribute.of("artifactType", String.class);
+        Attribute<Boolean> javaModule = Attribute.of("javaModule", Boolean.class);
+
+        // compile and runtime classpath express that they only accept modules by requesting the javaModule=true attribute
+        project.getConfigurations().matching(this::isResolvingJavaPluginConfiguration).all(
+                c -> c.getAttributes().attribute(javaModule, true));
+
+        // all Jars have a javaModule=false attribute by default; the transform also recognizes modules and returns them without modification
+        project.getDependencies().getArtifactTypes().getByName("jar").getAttributes().attribute(javaModule, false);
+
+        // register the transform for Jars and "javaModule=false -> javaModule=true"; the plugin extension object fills the input parameter
+        project.getDependencies().registerTransform(ExtraModuleInfoTransform.class, t -> {
+            t.parameters(p -> {
+                p.setModuleInfo(extension.getModuleInfo());
+                p.setAutomaticModules(extension.getAutomaticModules());
+            });
+            t.getFrom().attribute(artifactType, "jar").attribute(javaModule, false);
+            t.getTo().attribute(artifactType, "jar").attribute(javaModule, true);
+        });
+    }
+
+    private boolean isResolvingJavaPluginConfiguration(Configuration configuration) {
+        if (!configuration.isCanBeResolved()) {
+            return false;
+        }
+        return configuration.getName().endsWith(JavaPlugin.COMPILE_CLASSPATH_CONFIGURATION_NAME.substring(1))
+                || configuration.getName().endsWith(JavaPlugin.RUNTIME_CLASSPATH_CONFIGURATION_NAME.substring(1))
+                || configuration.getName().endsWith(JavaPlugin.ANNOTATION_PROCESSOR_CONFIGURATION_NAME.substring(1));
+    }
+}

buildSrc/src/main/java/org/gradle/sample/transform/javamodules/ExtraModuleInfoPluginExtension.java

@@ -0,0 +1,52 @@
+package org.gradle.sample.transform.javamodules;
+
+
+import org.gradle.api.Action;
+
+import javax.annotation.Nullable;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * A data class to collect all the module information we want to add.
+ * Here the class is used as extension that can be configured in the build script
+ * and as input to the ExtraModuleInfoTransform that add the information to Jars.
+ */
+public class ExtraModuleInfoPluginExtension {
+
+    private final Map<String, ModuleInfo> moduleInfo = new HashMap<>();
+    private final Map<String, String> automaticModules = new HashMap<>();
+
+    /**
+     * Add full module information for a given Jar file.
+     */
+    public void module(String jarName, String moduleName, String moduleVersion) {
+        module(jarName, moduleName, moduleVersion, null);
+    }
+
+    /**
+     * Add full module information, including exported packages and dependencies, for a given Jar file.
+     */
+    public void module(String jarName, String moduleName, String moduleVersion, @Nullable Action<? super ModuleInfo> conf) {
+        ModuleInfo moduleInfo = new ModuleInfo(moduleName, moduleVersion);
+        if (conf != null) {
+            conf.execute(moduleInfo);
+        }
+        this.moduleInfo.put(jarName, moduleInfo);
+    }
+
+    /**
+     * Add only an automatic module name to a given jar file.
+     */
+    public void automaticModule(String jarName, String moduleName) {
+        automaticModules.put(jarName, moduleName);
+    }
+
+    protected Map<String, ModuleInfo> getModuleInfo() {
+        return moduleInfo;
+    }
+
+    protected Map<String, String> getAutomaticModules() {
+        return automaticModules;
+    }
+}

buildSrc/src/main/java/org/gradle/sample/transform/javamodules/ExtraModuleInfoTransform.java

@@ -0,0 +1,164 @@
+package org.gradle.sample.transform.javamodules;
+
+import org.gradle.api.artifacts.transform.InputArtifact;
+import org.gradle.api.artifacts.transform.TransformAction;
+import org.gradle.api.artifacts.transform.TransformOutputs;
+import org.gradle.api.artifacts.transform.TransformParameters;
+import org.gradle.api.file.FileSystemLocation;
+import org.gradle.api.provider.Provider;
+import org.gradle.api.tasks.Input;
+import org.objectweb.asm.ClassWriter;
+import org.objectweb.asm.ModuleVisitor;
+import org.objectweb.asm.Opcodes;
+
+import java.io.*;
+import java.util.Collections;
+import java.util.Map;
+import java.util.jar.*;
+import java.util.regex.Pattern;
+import java.util.zip.ZipEntry;
+
+/**
+ * An artifact transform that applies additional information to Jars without module information.
+ * The transformation fails the build if a Jar does not contain information and no extra information
+ * was defined for it. This way we make sure that all Jars are turned into modules.
+ */
+abstract public class ExtraModuleInfoTransform implements TransformAction<ExtraModuleInfoTransform.Parameter> {
+
+    public static class Parameter implements TransformParameters, Serializable {
+        private Map<String, ModuleInfo> moduleInfo = Collections.emptyMap();
+        private Map<String, String> automaticModules = Collections.emptyMap();
+
+        @Input
+        public Map<String, ModuleInfo> getModuleInfo() {
+            return moduleInfo;
+        }
+
+        @Input
+        public Map<String, String> getAutomaticModules() {
+            return automaticModules;
+        }
+
+        public void setModuleInfo(Map<String, ModuleInfo> moduleInfo) {
+            this.moduleInfo = moduleInfo;
+        }
+
+        public void setAutomaticModules(Map<String, String> automaticModules) {
+            this.automaticModules = automaticModules;
+        }
+    }
+
+    @InputArtifact
+    protected abstract Provider<FileSystemLocation> getInputArtifact();
+
+    @Override
+    public void transform(TransformOutputs outputs) {
+        Map<String, ModuleInfo> moduleInfo = getParameters().moduleInfo;
+        Map<String, String> automaticModules = getParameters().automaticModules;
+        File originalJar = getInputArtifact().get().getAsFile();
+        String originalJarName = originalJar.getName();
+
+        if (isModule(originalJar)) {
+            outputs.file(originalJar);
+        } else if (moduleInfo.containsKey(originalJarName)) {
+            addModuleDescriptor(originalJar, getModuleJar(outputs, originalJar), moduleInfo.get(originalJarName));
+        } else if (isAutoModule(originalJar)) {
+            outputs.file(originalJar);
+        } else if (automaticModules.containsKey(originalJarName)) {
+            addAutomaticModuleName(originalJar,  getModuleJar(outputs, originalJar), automaticModules.get(originalJarName));
+        } else {
+            throw new RuntimeException("Not a module and no mapping defined: " + originalJarName);
+        }
+    }
+
+    private boolean isModule(File jar) {
+        Pattern moduleInfoClassMrjarPath = Pattern.compile("META-INF/versions/\\d+/module-info.class");
+        try (JarInputStream inputStream =  new JarInputStream(new FileInputStream(jar))) {
+            boolean isMultiReleaseJar = containsMultiReleaseJarEntry(inputStream);
+            ZipEntry next = inputStream.getNextEntry();
+            while (next != null) {
+                if ("module-info.class".equals(next.getName())) {
+                    return true;
+                }
+                if (isMultiReleaseJar && moduleInfoClassMrjarPath.matcher(next.getName()).matches()) {
+                    return true;
+                }
+                next = inputStream.getNextEntry();
+            }
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+        return false;
+    }
+
+    private boolean containsMultiReleaseJarEntry(JarInputStream jarStream) {
+        Manifest manifest = jarStream.getManifest();
+        return manifest != null && Boolean.parseBoolean(manifest.getMainAttributes().getValue("Multi-Release"));
+    }
+
+    private boolean isAutoModule(File jar) {
+        try (JarInputStream inputStream = new JarInputStream(new FileInputStream(jar))) {
+            return inputStream.getManifest().getMainAttributes().getValue("Automatic-Module-Name") != null;
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private File getModuleJar(TransformOutputs outputs, File originalJar) {
+        return outputs.file(originalJar.getName().substring(0, originalJar.getName().lastIndexOf('.')) + "-module.jar");
+    }
+
+    private static void addAutomaticModuleName(File originalJar, File moduleJar, String moduleName) {
+        try (JarInputStream inputStream = new JarInputStream(new FileInputStream(originalJar))) {
+            Manifest manifest = inputStream.getManifest();
+            manifest.getMainAttributes().put(new Attributes.Name("Automatic-Module-Name"), moduleName);
+            try (JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(moduleJar), inputStream.getManifest())) {
+                copyEntries(inputStream, outputStream);
+            }
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static void addModuleDescriptor(File originalJar, File moduleJar, ModuleInfo moduleInfo) {
+        try (JarInputStream inputStream = new JarInputStream(new FileInputStream(originalJar))) {
+            try (JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(moduleJar), inputStream.getManifest())) {
+                copyEntries(inputStream, outputStream);
+                outputStream.putNextEntry(new JarEntry("module-info.class"));
+                outputStream.write(addModuleInfo(moduleInfo));
+                outputStream.closeEntry();
+            }
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static void copyEntries(JarInputStream inputStream, JarOutputStream outputStream) throws IOException {
+        JarEntry jarEntry = inputStream.getNextJarEntry();
+        while (jarEntry != null) {
+            outputStream.putNextEntry(jarEntry);
+            outputStream.write(inputStream.readAllBytes());
+            outputStream.closeEntry();
+            jarEntry = inputStream.getNextJarEntry();
+        }
+    }
+
+    private static byte[] addModuleInfo(ModuleInfo moduleInfo) {
+        ClassWriter classWriter = new ClassWriter(0);
+        classWriter.visit(Opcodes.V9, Opcodes.ACC_MODULE, "module-info", null, null, null);
+        ModuleVisitor moduleVisitor = classWriter.visitModule(moduleInfo.getModuleName(), Opcodes.ACC_OPEN, moduleInfo.getModuleVersion());
+        for (String packageName : moduleInfo.getExports()) {
+            moduleVisitor.visitExport(packageName.replace('.', '/'), 0);
+        }
+        moduleVisitor.visitRequire("java.base", 0, null);
+        for (String requireName : moduleInfo.getRequires()) {
+            moduleVisitor.visitRequire(requireName, 0, null);
+        }
+        for (String requireName : moduleInfo.getRequiresTransitive()) {
+            moduleVisitor.visitRequire(requireName, Opcodes.ACC_TRANSITIVE, null);
+        }
+        moduleVisitor.visitEnd();
+        classWriter.visitEnd();
+        return classWriter.toByteArray();
+    }
+}

buildSrc/src/main/java/org/gradle/sample/transform/javamodules/ModuleInfo.java

@@ -0,0 +1,53 @@
+package org.gradle.sample.transform.javamodules;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Data class to hold the information that should be added as module-info.class to an existing Jar file.
+ */
+public class ModuleInfo implements Serializable {
+    private String moduleName;
+    private String moduleVersion;
+    private List<String> exports = new ArrayList<>();
+    private List<String> requires = new ArrayList<>();
+    private List<String> requiresTransitive = new ArrayList<>();
+
+    ModuleInfo(String moduleName, String moduleVersion) {
+        this.moduleName = moduleName;
+        this.moduleVersion = moduleVersion;
+    }
+
+    public void exports(String exports) {
+        this.exports.add(exports);
+    }
+
+    public void requires(String requires) {
+        this.requires.add(requires);
+    }
+
+    public void requiresTransitive(String requiresTransitive) {
+        this.requiresTransitive.add(requiresTransitive);
+    }
+
+    public String getModuleName() {
+        return moduleName;
+    }
+
+    protected String getModuleVersion() {
+        return moduleVersion;
+    }
+
+    protected List<String> getExports() {
+        return exports;
+    }
+
+    protected List<String> getRequires() {
+        return requires;
+    }
+
+    protected List<String> getRequiresTransitive() {
+        return requiresTransitive;
+    }
+}

drongo

@@ -1 +1 @@
-Subproject commit c02130079782cc10dc47f933274f12d08c497c19
+Subproject commit 9d3c02d18440b82cb261a89f372da72dd0f87a1f

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -82,6 +82,7 @@ esac
 
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
+
 # Determine the Java command to use to start the JVM.
 if [ -n "$JAVA_HOME" ] ; then
     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
@@ -129,6 +130,7 @@ fi
 if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
     JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath

gradlew.bat

@@ -40,7 +40,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto init
+if "%ERRORLEVEL%" == "0" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -54,7 +54,7 @@ goto fail
 set JAVA_HOME=%JAVA_HOME:"=%
 set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
-if exist "%JAVA_EXE%" goto init
+if exist "%JAVA_EXE%" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
@@ -64,28 +64,14 @@ echo location of your Java installation.
 
 goto fail
 
-:init
-@rem Get command-line arguments, handling Windows variants
-
-if not "%OS%" == "Windows_NT" goto win9xME_args
-
-:win9xME_args
-@rem Slurp the command line arguments.
-set CMD_LINE_ARGS=
-set _SKIP=2
-
-:win9xME_args_slurp
-if "x%~1" == "x" goto execute
-
-set CMD_LINE_ARGS=%*
-
 :execute
 @rem Setup the command line
 
 set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
+
 @rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
 
 :end
 @rem End local scope for the variables with windows NT shell

src/main/java/com/sparrowwallet/sparrow/io/IOUtils.java

@@ -90,9 +90,11 @@ public class IOUtils {
                         // if it is a subdirectory, we just return the directory name
                         entry = entry.substring(0, checkSubdir);
                     }
+                    if(!entry.isEmpty()) {
                         result.add(entry);
                     }
                 }
+            }
 
             return result.toArray(new String[result.size()]);
         }

src/main/java/com/sparrowwallet/sparrow/net/ElectrumServer.java

@@ -1,7 +1,6 @@
 package com.sparrowwallet.sparrow.net;
 
 import com.github.arteam.simplejsonrpc.client.Transport;
-import com.google.common.collect.Iterables;
 import com.google.common.eventbus.Subscribe;
 import com.google.common.net.HostAndPort;
 import com.sparrowwallet.drongo.KeyPurpose;

src/main/java/com/sparrowwallet/sparrow/preferences/ServerPreferencesController.java

@@ -22,7 +22,6 @@ import javafx.stage.DirectoryChooser;
 import javafx.stage.FileChooser;
 import javafx.stage.Stage;
 import javafx.util.Duration;
-import net.freehaven.tor.control.TorControlError;
 import org.berndpruenster.netlayer.tor.Tor;
 import org.controlsfx.control.SegmentedButton;
 import org.controlsfx.glyphfont.Glyph;

src/main/java/com/sparrowwallet/sparrow/transaction/HeadersController.java

@@ -19,7 +19,6 @@ import com.sparrowwallet.sparrow.io.Device;
 import com.sparrowwallet.sparrow.net.ElectrumServer;
 import com.sparrowwallet.sparrow.io.Storage;
 import com.sparrowwallet.sparrow.payjoin.Payjoin;
-import com.sparrowwallet.sparrow.payjoin.PayjoinReceiverException;
 import com.sparrowwallet.sparrow.wallet.Entry;
 import com.sparrowwallet.sparrow.wallet.HashIndexEntry;
 import com.sparrowwallet.sparrow.wallet.TransactionEntry;

src/main/java/module-info.java

@@ -1,6 +1,7 @@
 open module com.sparrowwallet.sparrow {
     requires java.desktop;
     requires java.net.http;
+    requires javafx.base;
     requires javafx.controls;
     requires javafx.fxml;
     requires javafx.graphics;
@@ -10,7 +11,6 @@ open module com.sparrowwallet.sparrow {
     requires tornadofx.controls;
     requires com.sparrowwallet.drongo;
     requires com.google.common;
-    requires flowless;
     requires com.google.zxing;
     requires com.google.zxing.javase;
     requires simple.json.rpc.client;
@@ -18,21 +18,22 @@ open module com.sparrowwallet.sparrow {
     requires simple.json.rpc.core;
     requires org.jetbrains.annotations;
     requires com.fasterxml.jackson.databind;
-    requires webcam.capture;
     requires netlayer.jpms;
-    requires hummingbird;
-    requires centerdevice.nsmenufx;
-    requires jcommander;
     requires org.slf4j;
-    requires bwt.jni;
-    requires jtorctl;
-    requires javacsv;
-    requires jul.to.slf4j;
-    requires bridj;
     requires com.google.gson;
     requires org.jdbi.v3.core;
     requires org.jdbi.v3.sqlobject;
     requires org.flywaydb.core;
     requires com.zaxxer.hikari;
     requires com.h2database;
+    requires com.sparrowwallet.hummingbird;
+    requires org.fxmisc.flowless;
+    requires com.github.sarxos.webcam.capture;
+    requires centerdevice.nsmenufx;
+    requires com.github.JesusMcCloud.jtorctl;
+    requires com.beust.jcommander;
+    requires org.slf4j.jul.to.slf4j;
+    requires net.sourceforge.javacsv;
+    requires com.nativelibs4java.bridj;
+    requires org.reactfx.reactfx;
 }

src/test/java/com/sparrowwallet/sparrow/io/IoTest.java

@@ -1,13 +1,23 @@
 package com.sparrowwallet.sparrow.io;
 
 import java.io.File;
+import java.io.IOException;
 import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
 
 public class IoTest {
     public static final String IO_TEST_PATH = "/com/sparrowwallet/sparrow/io/";
 
     protected File getFile(String filename) {
-        return new File(this.getClass().getResource(IO_TEST_PATH + filename).getFile());
+        try {
+            Path tempFile = Files.createTempFile(filename, null);
+            Files.copy(getInputStream(filename), tempFile, StandardCopyOption.REPLACE_EXISTING);
+            return tempFile.toFile();
+        } catch(IOException e) {
+            throw new IllegalStateException(e);
+        }
     }
 
     protected InputStream getInputStream(String filename) {

src/test/java/com/sparrowwallet/sparrow/io/StorageTest.java

@@ -57,7 +57,7 @@ public class StorageTest extends IoTest {
 
     @Test
     public void multipleLoadTest() throws IOException, MnemonicException, StorageException {
-        for(int i = 0; i < 100; i++) {
+        for(int i = 0; i < 5; i++) {
             loadSeedWallet();
         }
     }