Method checkPluginJar

code/src/test/plugin/PluginBuildTest.java:177–201

(Path jar, Path sourceFolder)

	}

	private void checkPluginJar(Path jar, Path sourceFolder) throws IOException
	{
		try (Stream<Path> stream = Files.walk(sourceFolder)) {
			var javaPlugins = stream
					.filter(Files::isRegularFile)
					.map(Path::getFileName)
					.map(Path::toString)
					.filter(s -> s.endsWith(JAVA_EXT))
					.map(s -> s.substring(0, s.length() - JAVA_EXT.length()))
					.collect(Collectors.toSet());

			try (JarFile jarFile = new JarFile(jar.toFile())) {
				var res = jarFile.stream()
						.map(JarEntry::getRealName)
						.filter(s -> s.endsWith(CLASS_EXT))
						.map(s -> s.substring(s.lastIndexOf('/') + 1)) // trim everything before the last '/'
						.map(s -> s.substring(0, s.length() - CLASS_EXT.length()))   // trim the class extension
						.collect(Collectors.toSet());

				javaPlugins.removeAll(res);

				assertTrue(javaPlugins.isEmpty(), "All java plugins should be represented in jar " + jar + " but the following were not: " + javaPlugins);
			}
		}
	}
}