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‎.gitattributes‎

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* text eol=lf
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*.bat text eol=crlf
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*.java text eol=lf
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*.gradle text eol=crlf

‎.gitignore‎

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/**/.gradle/
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/**/.classpath
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/**/.project
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/**/.settings/
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/**/bin/
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/**/test/
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/**/build/
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/repo/
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/cache/

‎LICENSE‎

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‎LICENSE-header.txt‎

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Copyright (c) Forge Development LLC and contributors
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SPDX-License-Identifier: LGPL-2.1-only

‎build.gradle‎

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plugins {
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id 'java-library'
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id 'maven-publish'
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id 'net.minecraftforge.licenser' version '1.0.1'
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id 'net.minecraftforge.gradleutils' version '2.3.6'
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id 'com.github.johnrengelman.shadow' version '8.1.1'
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}
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repositories {
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mavenCentral()
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}
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group = 'net.minecraftforge'
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version = gradleutils.tagOffsetVersion
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println('Version: ' + version)
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tasks.register('createJavaProbeClass', buildsrc.ClassGeneratorTask) { }
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tasks.register('javaProbeJar', Jar) {
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destinationDirectory = layout.buildDirectory.dir('libs')
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archiveBaseName = project.name
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archiveClassifier = 'probe'
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manifest {
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attributes([
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'Main-Class': 'JavaProbe'
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] as LinkedHashMap)
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attributes([
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'Main-Class': 'JavaProbe',
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'Specification-Title': 'Java Probe',
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'Specification-Vendor': 'Forge Development LLC',
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'Specification-Version': gradleutils.gitInfo.tag,
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'Implementation-Title': 'javaprobe',
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'Implementation-Vendor': 'Forge Development LLC',
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'Implementation-Version': project.version
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] as LinkedHashMap)
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}
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from(createJavaProbeClass.outputFile)
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}
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dependencies {
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implementation libs.jopt
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implementation libs.gson
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implementation libs.jtar
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implementation javaProbeJar.outputs.files
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}
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license {
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header project.file('LICENSE-header.txt')
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newLine false
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}
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java {
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// Currently JOpt is the limiting, requiring java 8
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// But also toolchains don't support building for anything lower then 8
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toolchain.languageVersion = JavaLanguageVersion.of(8)
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withSourcesJar()
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}
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shadowJar {
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ext.reloc = 'net.minecraftforge.jver.reloc.'
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relocate 'joptsimple', reloc + 'jopt'
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relocate 'com.google.gson', reloc + 'gson'
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relocate 'org.kamranzafar.jtar', reloc + 'jtar'
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}
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jar {
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manifest {
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attributes([
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'Main-Class': 'net.minecraftforge.jver.Main'
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] as LinkedHashMap)
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attributes([
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'Specification-Title': 'Java Version',
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'Specification-Vendor': 'Forge Development LLC',
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'Specification-Version': gradleutils.gitInfo.tag,
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'Implementation-Title': 'Java Version',
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'Implementation-Vendor': 'Forge Development LLC',
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'Implementation-Version': project.version
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] as LinkedHashMap, 'net/minecraftforge/jver/')
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}
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from(createJavaProbeClass.outputFile)
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}
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compileJava {
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dependsOn javaProbeJar
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options.encoding = 'UTF-8'
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}
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changelog {
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from '1.0'
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}
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artifacts {
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//archives javaProbeJar
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}
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publishing {
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publications.register('mavenJava', MavenPublication).configure {
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artifactId = project.name
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from components.java
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artifact(javaProbeJar)
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pom {
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name = project.name
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description = 'Minecraft Maven Repo Generator'
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url = 'https://github.com/MinecraftForge/java-version'
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gradleutils.pom.setGitHubDetails(pom, 'java-version')
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license gradleutils.pom.licenses.LGPLv2_1
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developers {
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developer gradleutils.pom.Developers.LexManos
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}
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}
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}
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repositories {
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maven gradleutils.publishingForgeMaven
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}
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}

‎buildSrc/build.gradle‎

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plugins {
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id 'java-library'
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id 'net.minecraftforge.licenser' version '1.0.1'
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}
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repositories {
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mavenCentral()
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}
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license {
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header rootProject.file('../LICENSE-header.txt')
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newLine false
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}
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dependencies {
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implementation gradleApi()
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implementation 'org.ow2.asm:asm:9.7'
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implementation 'org.ow2.asm:asm-tree:9.7'
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implementation 'org.ow2.asm:asm-util:9.7'
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}

‎buildSrc/src/main/java/buildsrc/ClassGeneratorTask.java‎

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/*
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* Copyright (c) Forge Development LLC
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* SPDX-License-Identifier: LGPL-2.1-only
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*/
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package buildsrc;
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import org.gradle.api.DefaultTask;
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import org.gradle.api.file.RegularFileProperty;
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import org.gradle.api.tasks.OutputFile;
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import org.gradle.api.tasks.TaskAction;
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import org.objectweb.asm.ClassVisitor;
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import org.objectweb.asm.ClassWriter;
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import org.objectweb.asm.MethodVisitor;
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import static org.objectweb.asm.Opcodes.*;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.StandardOpenOption;
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abstract class ClassGeneratorTask extends DefaultTask {
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@OutputFile
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abstract RegularFileProperty getOutputFile();
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public ClassGeneratorTask() {
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// I don't think this is necessary, as the build cache should use the hash of this compiled class as the cache key
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// But just in case, this is how to make it always run.
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this.getOutputs().upToDateWhen(t -> false);
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this.getOutputFile().convention(this.getProject()
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.getLayout()
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.getBuildDirectory()
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.file(this.getName() + "/JavaProbe.class")
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);
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}
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@TaskAction
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public void run() throws IOException {
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Path output = getOutputFile().getAsFile().get().toPath();
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byte[] data = buildClass();
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Files.write(output, data, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);
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}
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private byte[] buildClass() {
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ClassWriter writer = new ClassWriter(0);
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writer.visit(V1_1, ACC_PUBLIC | ACC_SUPER, "JavaProbe", null, "java/lang/Object", null);
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constructor(writer);
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main(writer);
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writer.visitEnd();
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return writer.toByteArray();
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}
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private void constructor(ClassVisitor writer) {
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MethodVisitor mtd = writer.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
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mtd.visitCode();
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mtd.visitVarInsn(ALOAD, 0);
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mtd.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
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mtd.visitInsn(RETURN);
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mtd.visitMaxs(1, 1);
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mtd.visitEnd();
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}
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private void main(ClassVisitor classWriter) {
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MethodVisitor mtd = classWriter.visitMethod(ACC_PUBLIC | ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null);
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mtd.visitCode();
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for (String prop : new String[] {
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"java.home",
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"java.version",
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"java.vendor",
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"java.runtime.name",
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"java.runtime.version",
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"java.vm.name",
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"java.vm.version",
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"java.vm.vendor",
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"os.arch"
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}) {
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String prefix = "JAVA_PROBE: " + prop + " ";
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// System.out.print(prefix);
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mtd.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
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mtd.visitLdcInsn(prefix);
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mtd.visitMethodInsn(INVOKEVIRTUAL, "java/io/PrintStream", "print", "(Ljava/lang/String;)V", false);
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// System.out.println(System.getProperty(prop, "unset"));
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mtd.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
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mtd.visitLdcInsn(prop);
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mtd.visitLdcInsn("unset");
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mtd.visitMethodInsn(INVOKESTATIC, "java/lang/System", "getProperty", "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;", false);
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mtd.visitMethodInsn(INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false);
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}
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mtd.visitInsn(RETURN);
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mtd.visitMaxs(3, 2);
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mtd.visitEnd();
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}
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}

‎gradle/wrapper/gradle-wrapper.jar‎

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‎gradle/wrapper/gradle-wrapper.properties‎

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distributionBase=GRADLE_USER_HOME
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distributionPath=wrapper/dists
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distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
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networkTimeout=10000
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validateDistributionUrl=true
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zipStoreBase=GRADLE_USER_HOME
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zipStorePath=wrapper/dists

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