Fix license and notice files in jars

Prior to this commit, the produced jar files contained invalid
LICENSE.txt and notice.txt files for the Gradle Develocity
plugin instead of the Spring Pulsar relevant files.

See #1202
Fixes #1310

Signed-off-by: onobc <[email protected]>
(cherry picked from commit b7cd391)

Author: onobc

buildSrc/src/main/java/org/springframework/pulsar/gradle/ExtractResources.java

@@ -16,12 +16,8 @@
 
 package org.springframework.pulsar.gradle;
 
-import java.util.Arrays;
 import java.util.Collections;
-import java.util.Map;
 import java.util.Set;
-import java.util.TreeMap;
-import java.util.stream.Collectors;
 
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
@@ -34,8 +30,6 @@
 import org.gradle.api.plugins.quality.Checkstyle;
 import org.gradle.api.plugins.quality.CheckstyleExtension;
 import org.gradle.api.plugins.quality.CheckstylePlugin;
-import org.gradle.api.tasks.SourceSet;
-import org.gradle.api.tasks.SourceSetContainer;
 import org.gradle.api.tasks.bundling.Jar;
 import org.gradle.api.tasks.compile.JavaCompile;
 import org.gradle.api.tasks.javadoc.Javadoc;
@@ -77,15 +71,6 @@
  * <li>Enable {@code unchecked}, {@code deprecation}, {@code rawtypes}, and {@code varags}
  * warnings
  * </ul>
- * <li>{@link Jar} tasks are configured to produce jars with LICENSE.txt and NOTICE.txt
- * files and the following manifest entries:
- * <ul>
- * <li>{@code Automatic-Module-Name}
- * <li>{@code Build-Jdk-Spec}
- * <li>{@code Built-By}
- * <li>{@code Implementation-Title}
- * <li>{@code Implementation-Version}
- * </ul>
  * <li>{@code spring-pulsar-dependencies} is used for dependency management</li>
  * </ul>
  *
@@ -107,7 +92,6 @@ public void apply(Project project) {
 			configureSpringJavaFormat(project);
 			configureJavadocConventions(project);
 			configureTestConventions(project);
-			configureJarManifestConventions(project);
 			configureDependencyManagement(project);
 		});
 	}
@@ -162,32 +146,6 @@ private void configureTestConventions(Project project) {
 				.add(JavaPlugin.TEST_RUNTIME_ONLY_CONFIGURATION_NAME, "org.junit.platform:junit-platform-launcher"));
 	}
 
-	private void configureJarManifestConventions(Project project) {
-		ExtractResources extractLegalResources = project.getTasks().create("extractLegalResources",
-				ExtractResources.class);
-		extractLegalResources.getDestinationDirectory().set(project.getLayout().getBuildDirectory().dir("legal"));
-		extractLegalResources.setResourcesNames(Arrays.asList("LICENSE.txt", "NOTICE.txt"));
-		extractLegalResources.property("version", project.getVersion().toString());
-		SourceSetContainer sourceSets = project.getExtensions().getByType(SourceSetContainer.class);
-		Set<String> sourceJarTaskNames = sourceSets.stream().map(SourceSet::getSourcesJarTaskName)
-				.collect(Collectors.toSet());
-		Set<String> javadocJarTaskNames = sourceSets.stream().map(SourceSet::getJavadocJarTaskName)
-				.collect(Collectors.toSet());
-		project.getTasks().withType(Jar.class, (jar) -> project.afterEvaluate((evaluated) -> {
-			jar.metaInf((metaInf) -> metaInf.from(extractLegalResources));
-			jar.manifest((manifest) -> {
-				Map<String, Object> attributes = new TreeMap<>();
-				attributes.put("Automatic-Module-Name", project.getName().replace("-", "."));
-				attributes.put("Build-Jdk-Spec", SOURCE_AND_TARGET_COMPATIBILITY);
-				attributes.put("Built-By", "Spring");
-				attributes.put("Implementation-Title",
-						determineImplementationTitle(project, sourceJarTaskNames, javadocJarTaskNames, jar));
-				attributes.put("Implementation-Version", project.getVersion());
-				manifest.attributes(attributes);
-			});
-		}));
-	}
-
 	private String determineImplementationTitle(Project project, Set<String> sourceJarTaskNames,
 			Set<String> javadocJarTaskNames, Jar jar) {
 		if (sourceJarTaskNames.contains(jar.getName())) {