Examples with ExitException dev.jbang.cli.ExitException used on opensource projects

Example 16 with ExitException

use of dev.jbang.cli.ExitException in project jbang by jbangdev.

the class Cache method clearCache.

public static void clearCache(CacheClass... classes) {
    for (CacheClass cc : classes) {
        Util.infoMsg("Clearing cache for " + cc.name());
        if (cc == CacheClass.jdks && Util.isWindows() && JdkManager.isCurrentJdkManaged()) {
            // entire folder!
            for (Integer v : JdkManager.listInstalledJdks()) {
                JdkManager.uninstallJdk(v);
            }
        }
        if (cc == CacheClass.deps) {
            try {
                if (Settings.getCacheDependencyFile().toFile().exists()) {
                    Util.verboseMsg("Deleting file " + Settings.getCacheDependencyFile());
                    Files.deleteIfExists(Settings.getCacheDependencyFile().toAbsolutePath());
                }
            } catch (IOException io) {
                throw new ExitException(-1, "Could not delete dependency cache " + Settings.getCacheDependencyFile().toString(), io);
            }
        } else {
            Util.deletePath(Settings.getCacheDir(cc), true);
        }
    }
}

Example 17 with ExitException

use of dev.jbang.cli.ExitException in project jbang by jbangdev.

the class Util method createHardLink.

private static boolean createHardLink(Path src, Path target) {
    try {
        infoMsg("Now try creating a hard link instead of symbolic.");
        Files.createLink(src, target);
    } catch (IOException e) {
        infoMsg("Creation of hard link failed. Script must be on the same drive as $JBANG_CACHE_DIR (typically under $HOME) for hardlink creation to work. Or call the command with admin rights.");
        throw new ExitException(BaseCommand.EXIT_GENERIC_ERROR, e);
    }
    return true;
}

Example 18 with ExitException

use of dev.jbang.cli.ExitException in project jbang by jbangdev.

the class Util method getStableID.

public static String getStableID(Stream<String> inputs) {
    final MessageDigest digest;
    try {
        digest = MessageDigest.getInstance("SHA-256");
    } catch (NoSuchAlgorithmException e) {
        throw new ExitException(-1, e);
    }
    inputs.forEach(input -> {
        digest.update(input.getBytes(StandardCharsets.UTF_8));
    });
    final byte[] hashbytes = digest.digest();
    StringBuilder sb = new StringBuilder();
    for (byte b : hashbytes) {
        sb.append(String.format("%02x", b));
    }
    return sb.toString();
}

Example 19 with ExitException

use of dev.jbang.cli.ExitException in project jbang by jbangdev.

the class IntegrationManager method runIntegration.

/**
 * Discovers all integration points and runs them.
 * <p>
 * If an integration point created a native image it returns the resulting
 * image.
 *
 * @param repositories
 * @param artifacts
 * @param tmpJarDir
 * @param pomPath
 * @param source
 * @param nativeRequested
 * @return
 */
public static IntegrationResult runIntegration(List<MavenRepo> repositories, List<ArtifactInfo> artifacts, Path tmpJarDir, Path pomPath, Source source, boolean nativeRequested) {
    URL[] urls = artifacts.stream().map(s -> {
        try {
            return s.getFile().toURI().toURL();
        } catch (MalformedURLException e) {
            throw new RuntimeException(e);
        }
    }).toArray(URL[]::new);
    List<String> comments = source.getLines().stream().filter(s -> s.startsWith("//")).collect(Collectors.toList());
    URLClassLoader integrationCl = new URLClassLoader(urls);
    ClassLoader old = Thread.currentThread().getContextClassLoader();
    Map<String, byte[]> data = new HashMap<>();
    List<Map.Entry<String, String>> repos = null;
    List<Map.Entry<String, Path>> deps = null;
    Path nativeImage = null;
    String mainClass = null;
    List<String> javaArgs = null;
    PrintStream oldout = System.out;
    try {
        // TODO: should we add new properties to the integration method?
        if (source.getResourceRef().getFile() != null) {
            System.setProperty("jbang.source", source.getResourceRef().getFile().getAbsolutePath());
        }
        Thread.currentThread().setContextClassLoader(integrationCl);
        Set<String> classNames = loadIntegrationClassNames(integrationCl);
        for (String className : classNames) {
            if (repos == null) {
                repos = repositories.stream().map(s -> new MapRepoEntry(s.getId(), s.getUrl())).collect(Collectors.toList());
            }
            if (deps == null) {
                deps = artifacts.stream().map(s -> new MapEntry(s.getCoordinate().toCanonicalForm(), s.getFile().toPath())).collect(Collectors.toList());
            }
            Class<?> clazz = Class.forName(className, true, integrationCl);
            Method method = clazz.getDeclaredMethod("postBuild", Path.class, Path.class, List.class, List.class, List.class, boolean.class);
            Util.infoMsg("Post build with " + className);
            if (Util.isVerbose()) {
                System.setOut(new PrintStream(new FileOutputStream(FileDescriptor.err)));
            } else {
                System.setOut(new PrintStream(new OutputStream() {

                    public void write(int b) {
                    // DO NOTHING
                    // TODO: capture it for later print if error
                    }
                }));
            }
            @SuppressWarnings("unchecked") Map<String, Object> integrationResult = (Map<String, Object>) method.invoke(null, tmpJarDir, pomPath, repos, deps, comments, nativeRequested);
            @SuppressWarnings("unchecked") Map<String, byte[]> ret = (Map<String, byte[]>) integrationResult.get(FILES);
            if (ret != null) {
                data.putAll(ret);
            }
            Path image = (Path) integrationResult.get(NATIVE_IMAGE);
            if (image != null) {
                nativeImage = image;
            }
            String mc = (String) integrationResult.get(MAIN_CLASS);
            if (mc != null) {
                mainClass = mc;
            }
            @SuppressWarnings("unchecked") List<String> ja = (List<String>) integrationResult.get(JAVA_ARGS);
            if (ja != null) {
                javaArgs = ja;
            }
        }
        for (Map.Entry<String, byte[]> entry : data.entrySet()) {
            Path target = tmpJarDir.resolve(entry.getKey());
            Files.createDirectories(target.getParent());
            try (OutputStream out = Files.newOutputStream(target)) {
                out.write(entry.getValue());
            }
        }
    } catch (ClassNotFoundException e) {
        throw new ExitException(EXIT_UNEXPECTED_STATE, "Unable to load integration class", e);
    } catch (NoSuchMethodException e) {
        throw new ExitException(EXIT_UNEXPECTED_STATE, "Integration class missing method with signature public static Map<String, byte[]> postBuild(Path classesDir, Path pomFile, List<Map.Entry<String, Path>> dependencies)", e);
    } catch (Exception e) {
        throw new ExitException(EXIT_UNEXPECTED_STATE, "Issue running postBuild()", e);
    } finally {
        Thread.currentThread().setContextClassLoader(old);
        System.setOut(oldout);
    }
    return new IntegrationResult(nativeImage, mainClass, javaArgs);
}

Example 20 with ExitException

use of dev.jbang.cli.ExitException in project jbang by jbangdev.

the class KotlinManager method downloadAndInstallKotlin.

public static Path downloadAndInstallKotlin(String version) {
    Util.infoMsg("Downloading Kotlin " + version + ". Be patient, this can take several minutes...");
    String url = String.format(KOTLIN_DOWNLOAD_URL, version, version);
    Util.verboseMsg("Downloading " + url);
    Path kotlinDir = getKotlinPath(version);
    Path kotlinTmpDir = kotlinDir.getParent().resolve(kotlinDir.getFileName().toString() + ".tmp");
    Path kotlinOldDir = kotlinDir.getParent().resolve(kotlinDir.getFileName().toString() + ".old");
    Util.deletePath(kotlinTmpDir, false);
    Util.deletePath(kotlinOldDir, false);
    try {
        Path kotlinPkg = Util.downloadAndCacheFile(url);
        Util.infoMsg("Installing Kotlin " + version + "...");
        Util.verboseMsg("Unpacking to " + kotlinDir);
        UnpackUtil.unpack(kotlinPkg, kotlinTmpDir);
        if (Files.isDirectory(kotlinDir)) {
            Files.move(kotlinDir, kotlinOldDir);
        }
        Files.move(kotlinTmpDir, kotlinDir);
        Util.deletePath(kotlinOldDir, false);
        return kotlinDir;
    } catch (Exception e) {
        Util.deletePath(kotlinTmpDir, true);
        if (!Files.isDirectory(kotlinDir) && Files.isDirectory(kotlinOldDir)) {
            try {
                Files.move(kotlinOldDir, kotlinDir);
            } catch (IOException ex) {
            // Ignore
            }
        }
        Util.errorMsg("Required Kotlin version not possible to download or install.");
        throw new ExitException(EXIT_UNEXPECTED_STATE, "Unable to download or install kotlinc version " + version, e);
    }
}