Examples with ClassLoaderProviderImpl org.kie.workbench.common.services.backend.compiler.nio.impl.ClassLoaderProviderImpl used on opensource projects

Example 11 with ClassLoaderProviderImpl

use of org.kie.workbench.common.services.backend.compiler.nio.impl.ClassLoaderProviderImpl in project kie-wb-common by kiegroup.

the class KieClassLoaderProviderTest method loadProjectClassloaderFromStringTest.

@Test
public void loadProjectClassloaderFromStringTest() throws Exception {
    // we use NIO for this part of the test because Uberfire lack the implementation to copy a tree
    Path tmpRoot = Files.createTempDirectory("repo");
    Path tmp = Files.createDirectories(Paths.get(tmpRoot.toString(), "dummy"));
    TestUtil.copyTree(Paths.get("src/test/projects/dummy_kie_multimodule_classloader"), tmp);
    AFCompiler compiler = KieMavenCompilerFactory.getCompiler(KieDecorator.NONE);
    Path uberfireTmp = Paths.get(tmp.toAbsolutePath().toString());
    WorkspaceCompilationInfo info = new WorkspaceCompilationInfo(uberfireTmp);
    CompilationRequest req = new DefaultCompilationRequest(mavenRepo.toAbsolutePath().toString(), info, new String[] { MavenCLIArgs.CLEAN, MavenCLIArgs.COMPILE, MavenCLIArgs.INSTALL }, new HashMap<>(), Boolean.FALSE);
    CompilationResponse res = compiler.compileSync(req);
    if (res.getMavenOutput().isPresent() && !res.isSuccessful()) {
        TestUtil.writeMavenOutputIntoTargetFolder(res.getMavenOutput().get(), "KieClassLoaderProviderTest.loadProjectClassloaderFromStringTest");
    }
    assertTrue(res.isSuccessful());
    AFClassLoaderProvider kieClazzLoaderProvider = new ClassLoaderProviderImpl();
    Optional<ClassLoader> clazzLoader = kieClazzLoaderProvider.loadDependenciesClassloaderFromProject(uberfireTmp.toAbsolutePath().toString(), mavenRepo.toAbsolutePath().toString());
    assertNotNull(clazzLoader);
    assertTrue(clazzLoader.isPresent());
    ClassLoader prjClassloader = clazzLoader.get();
    // we try to load the only dep in the prj with a simple call method to see if is loaded or not
    Class clazz;
    try {
        clazz = prjClassloader.loadClass("org.slf4j.LoggerFactory");
        assertFalse(clazz.isInterface());
        Method m = clazz.getMethod("getLogger", String.class);
        Logger logger = (Logger) m.invoke(clazz, "Dummy");
        assertTrue(logger.getName().equals("Dummy"));
        logger.info("dependency loaded from the prj classpath");
    } catch (ClassNotFoundException e) {
        fail();
    }
    TestUtil.rm(tmpRoot.toFile());
}