Port Net and SVG libraries from Ant to Gradle with Maven publishing (#1411)

java/libraries/net/build.gradle.kts

@@ -1 +1,84 @@
-ant.importBuild("build.xml")
+import com.vanniktech.maven.publish.SonatypeHost
+
+plugins {
+    java
+    alias(libs.plugins.mavenPublish)
+}
+
+sourceSets {
+    main {
+        java {
+            srcDirs("src")
+        }
+    }
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    compileOnly(project(":core"))
+}
+
+tasks.register<Copy>("createLibrary") {
+    dependsOn("jar")
+    into(layout.buildDirectory.dir("library"))
+
+    from(layout.projectDirectory) {
+        include("library.properties")
+        include("examples/**")
+    }
+
+    from(configurations.runtimeClasspath) {
+        into("library")
+    }
+
+    from(tasks.jar) {
+        into("library")
+        rename { "net.jar" }
+    }
+}
+
+publishing {
+    repositories {
+        maven {
+            name = "App"
+            url = uri(project(":app").layout.buildDirectory.dir("resources-bundled/common/repository").get().asFile.absolutePath)
+        }
+    }
+}
+
+mavenPublishing {
+    coordinates("$group.core", name, version.toString())
+    publishToMavenCentral(SonatypeHost.CENTRAL_PORTAL, automaticRelease = true)
+
+    signAllPublications()
+
+    pom {
+        name.set("Processing Net")
+        description.set("Processing Net")
+        url.set("https://processing.org")
+        licenses {
+            license {
+                name.set("LGPL")
+                url.set("https://www.gnu.org/licenses/lgpl-2.1.html")
+            }
+        }
+        developers {
+            developer {
+                id.set("steftervelde")
+                name.set("Stef Tervelde")
+            }
+            developer {
+                id.set("benfry")
+                name.set("Ben Fry")
+            }
+        }
+        scm {
+            url.set("https://github.com/processing/processing4")
+            connection.set("scm:git:git://github.com/processing/processing4.git")
+            developerConnection.set("scm:git:ssh://git@github.com/processing/processing4.git")
+        }
+    }
+}

java/libraries/svg/build.gradle.kts

@@ -1,5 +1,8 @@
+import com.vanniktech.maven.publish.SonatypeHost
+
 plugins {
     java
+    alias(libs.plugins.mavenPublish)
 }
 
 sourceSets {
@@ -9,6 +12,7 @@ sourceSets {
         }
     }
 }
+
 repositories {
     mavenCentral()
 }
@@ -38,3 +42,45 @@ tasks.register<Copy>("createLibrary") {
     }
 }
 
+publishing {
+    repositories {
+        maven {
+            name = "App"
+            url = uri(project(":app").layout.buildDirectory.dir("resources-bundled/common/repository").get().asFile.absolutePath)
+        }
+    }
+}
+
+mavenPublishing {
+    coordinates("$group.core", name, version.toString())
+    publishToMavenCentral(SonatypeHost.CENTRAL_PORTAL, automaticRelease = true)
+
+    signAllPublications()
+
+    pom {
+        name.set("Processing SVG")
+        description.set("Processing SVG")
+        url.set("https://processing.org")
+        licenses {
+            license {
+                name.set("LGPL")
+                url.set("https://www.gnu.org/licenses/lgpl-2.1.html")
+            }
+        }
+        developers {
+            developer {
+                id.set("steftervelde")
+                name.set("Stef Tervelde")
+            }
+            developer {
+                id.set("benfry")
+                name.set("Ben Fry")
+            }
+        }
+        scm {
+            url.set("https://github.com/processing/processing4")
+            connection.set("scm:git:git://github.com/processing/processing4.git")
+            developerConnection.set("scm:git:ssh://git@github.com/processing/processing4.git")
+        }
+    }
+}