Futzing with Gradle build. This seems to build the right POM, upload the right files, and build the JAR files correctly.

build.gradle

@@ -8,6 +8,8 @@ repositories {
 
 apply plugin: 'java'
 apply plugin: 'application'
+apply plugin: 'maven'
+apply plugin: 'signing'
 
 mainClassName = 'com.webcodepro.applecommander.ui.AppleCommander'
 version "${version}"
@@ -36,25 +38,22 @@ test {
 }
 
 // Disable default JAR creation
-jar {
-	enabled = false
-}
+project.tasks.remove(jar)
 
-tasks.withType(Javadoc) {
-    // disable the crazy super-strict doclint tool in Java 8
-    options.addStringOption('Xdoclint:none', '-quiet')
-}
+// Generic additions to JAR creation
 tasks.withType(Jar) {
     manifest {
         attributes 'Main-Class': 'com.webcodepro.applecommander.ui.AppleCommander'
         attributes 'Implementation-Title': 'AppleCommander',
                    'Implementation-Version': version
     }
-	from('LICENSE', 'CONTRIB', 'TODO', 'VERSIONS')
+    from('LICENSE')
     doFirst {
-   		// Pick and include ShrinkIt contents
+        // Jar files with an appendix are standalone applications and need to have ShrinkIt included.
+        if (appendix) {
             from { configurations.runtime.collect { it.name.startsWith('ShrinkItArchive') ? zipTree(it) : 'fake' } }
         } 
+    } 
 }
 
 dependencies {
@@ -65,6 +64,18 @@ dependencies {
     testCompile "org.apache.commons:commons-lang3:$commonsLang3Version"
 }
 
+task mavenJar(type: Jar) {
+    dependencies {
+        // Just to pass the compile step; these classes are stripped out below.
+        compile "org.eclipse.swt:org.eclipse.swt.cocoa.macosx.x86_64:$swtVersion"
+    }
+    from(sourceSets.main.output) {
+        include 'com/webcodepro/applecommander/**'
+        exclude 'com/webcodepro/applecommander/ui/images/**'
+        exclude 'com/webcodepro/applecommander/ui/swing/**'
+        exclude 'com/webcodepro/applecommander/ui/swt/**'
+    }
+}
 task acJar(type: Jar) {
     dependencies {
         // Just to pass the compile step; these classes are stripped out below.
@@ -121,9 +132,76 @@ task windowsJar(type: Jar) {
     } 
 }
 
-artifacts {
-    archives acJar 
-    archives linuxJar
-    archives macosxJar
-    archives windowsJar
+task javadocJar(type: Jar) {
+    classifier = 'javadoc'
+    from javadoc
+}
+
+task sourcesJar(type: Jar) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+artifacts {
+    archives mavenJar, acJar 
+    archives linuxJar, macosxJar, windowsJar
+    archives javadocJar, sourcesJar
+}
+
+signing {
+    // Only sign if we're uploading...
+    required { gradle.taskGraph.hasTask("uploadArchives") }
+    sign configurations.archives
+}
+
+uploadArchives {
+  repositories {
+    mavenDeployer {
+      addFilter('AppleCommander') { artifact, file ->
+        // Note that the other executables all have suffixes which change their name.
+        return artifact.name == 'AppleCommander' && artifact.ext == 'jar'
+      } 
+    
+      beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+
+      repository(url: "https://oss.sonatype.org/service/local/staging/deploy/maven2/") {
+        authentication(userName: ossrhUsername, password: ossrhPassword)
+      }
+
+      snapshotRepository(url: "https://oss.sonatype.org/content/repositories/snapshots/") {
+        authentication(userName: ossrhUsername, password: ossrhPassword)
+      }
+
+      // Only preserve the compile and non-SWT POM dependencies
+      pom('AppleCommander').whenConfigured { p ->
+        p.dependencies = p.dependencies.findAll { it.scope == "compile" }
+        p.dependencies = p.dependencies.findAll { it.groupId != "org.eclipse.swt" }
+      }
+      
+      pom('AppleCommander').project {
+        name archivesBaseName
+        packaging 'jar'
+        description 'AppleCommander is a general utility for Apple II disk images.'
+        url 'https://applecommander.github.io/'
+        
+        scm {
+          url 'https://github.com/AppleCommander/AppleCommander'
+        }
+
+        licenses {
+          license {
+            name 'The GNU General Public License (GPL) Version 2, June 1991'
+            url 'https://www.gnu.org/licenses/gpl-2.0.html'
+          }
+        }
+
+        developers {
+          developer {
+            id 'robgreene'
+            email 'robgreene@gmail.com'
+          }
+        }
+      }
+    }
+  }
 }

gradle.properties

@@ -1,10 +1,15 @@
 # Universal AppleCommander version number.  Used for:
 # - Naming JAR file.  
 # - The build will insert this into a file that is read at run time as well.
-version=1.4.0-BETA
+version=1.4.0
 
+# Dependency versions
 shkVersion=1.1.0
 swtVersion=4.6.1
 junitVersion=4.12
 antVersion=1.8.2
 commonsLang3Version=3.7
+
+# Maven Central Repository G and A of GAV coordinate. :-)
+group=net.sf.applecommander
+archivesBaseName=AppleCommander