Examples with JarURLConnection java.net.JarURLConnection used on opensource projects

Example 76 with JarURLConnection

use of java.net.JarURLConnection in project duangframework by tcrct.

the class AbstractClassTemplate method getList.

/**
 * TODO  替换重复的包路径
 */
/*
    private void replaceDuplicatePackageName() {
        if (ToolsKit.isEmpty(packageSet) ) {
           throw new EmptyNullException("包路径为空，请指定包路径");
        }

        Set<String> tmpPackageSet = new HashSet<>(packageSet.size());

        String[] packageArray = packageSet.toArray(new String[packageSet.size()]);

        Arrays.sort(packageArray, new Comparator<String>() {
            @Override
            public int compare(String o1, String o2) {
                return (o1.length() > o2.length()) ? 0 : 1;
            }

            @Override
            public boolean equals(Object obj) {
                return false;
            }
        });

        for (Iterator<String> it = packageSet.iterator(); it.hasNext();) {
            String key = it.next();
            for(String packageName : packageArray) {
                if (key.startsWith(packageName)) {

                }
            }
        }
    }
    */
/**
 * 取出所有指定包名及指定jar文件前缀的Class类
 * @return
 * @throws Exception
 */
@Override
public List<Class<?>> getList() throws Exception {
    List<Class<?>> classList = new ArrayList<>();
    for (String packageName : packageSet) {
        Enumeration<URL> urls = PathKit.duang().resource(packageName).paths();
        while (urls.hasMoreElements()) {
            URL url = urls.nextElement();
            if (ToolsKit.isEmpty(url)) {
                continue;
            }
            String protocol = url.getProtocol();
            // logger.debug(protocol +"                  "+url.getPath());
            if ("file".equalsIgnoreCase(protocol)) {
                String packagePath = url.getPath().replaceAll("%20", " ");
                addClass(classList, packagePath, packageName);
            } else if ("jar".equalsIgnoreCase(protocol)) {
                // 若在 jar 包中，则解析 jar 包中的 entry
                JarURLConnection jarURLConnection = (JarURLConnection) url.openConnection();
                JarFile jarFile = jarURLConnection.getJarFile();
                String jarFileName = jarFile.getName();
                int indexOf = jarFileName.lastIndexOf("/");
                if (indexOf == -1) {
                    indexOf = jarFileName.lastIndexOf("\\");
                }
                if (indexOf == -1) {
                    throw new MvcStartUpException("取jar包取时出错");
                }
                jarFileName = jarFileName.substring(indexOf + 1, jarFileName.length());
                boolean isContains = false;
                for (String key : jarNameSet) {
                    if (jarFileName.contains(key)) {
                        isContains = true;
                        break;
                    }
                }
                if (!isContains) {
                    continue;
                }
                Enumeration<JarEntry> jarEntries = jarFile.entries();
                while (jarEntries.hasMoreElements()) {
                    JarEntry jarEntry = jarEntries.nextElement();
                    String fileName = jarEntry.getName();
                    // 是class文件
                    if (fileName.endsWith(".class")) {
                        String suffix = fileName.substring(fileName.lastIndexOf("."));
                        String subFileName = fileName.substring(fileName.lastIndexOf("/") + 1, fileName.length() - suffix.length());
                        String filePkg = fileName.contains("/") ? fileName.substring(0, fileName.length() - subFileName.length() - suffix.length() - 1).replaceAll("/", ".") : "";
                        // 执行添加类操作
                        doAddClass(classList, filePkg, subFileName, suffix);
                    }
                }
            }
            if (!Const.IS_RELOAD_SCANNING) {
                // 将所有URL添加到集合
                Const.URL_LIST.add(url);
            }
        }
    }
    return classList;
}

Example 77 with JarURLConnection

use of java.net.JarURLConnection in project maple-ir by LLVM-but-worse.

the class MultiJarDownloader method download.

@Override
public void download() throws IOException {
    URL[] urls = new URL[jarInfos.length];
    for (int i = 0; i < jarInfos.length; i++) {
        urls[i] = new URL(jarInfos[i].formattedURL());
    }
    contents = new LocateableJarContents<C>(urls);
    for (JarInfo jarinfo : jarInfos) {
        JarURLConnection connection = (JarURLConnection) new URL(jarinfo.formattedURL()).openConnection();
        JarFile jarFile = connection.getJarFile();
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            byte[] bytes = IOUtil.read(jarFile.getInputStream(entry));
            if (entry.getName().endsWith(".class")) {
                C cn = factory.create(bytes, entry.getName());
                contents.getClassContents().add(cn);
            } else {
                JarResource resource = new JarResource(entry.getName(), bytes);
                contents.getResourceContents().add(resource);
            }
        }
    }
}

Example 78 with JarURLConnection

use of java.net.JarURLConnection in project maple-ir by LLVM-but-worse.

the class SingleJarDownloader method download.

@Override
public void download() throws IOException {
    URL url = null;
    JarURLConnection connection = (JarURLConnection) (url = new URL(jarInfo.formattedURL())).openConnection();
    JarFile jarFile = connection.getJarFile();
    Enumeration<JarEntry> entries = jarFile.entries();
    contents = new LocateableJarContents<>(url);
    Map<String, ClassNode> map = new HashMap<>();
    while (entries.hasMoreElements()) {
        JarEntry entry = entries.nextElement();
        byte[] bytes = read(jarFile.getInputStream(entry));
        if (entry.getName().endsWith(".class")) {
            C cn = factory.create(bytes, entry.getName());
            if (!map.containsKey(cn.name)) {
                contents.getClassContents().add(cn);
            } else {
                throw new IllegalStateException("duplicate: " + cn.name);
            }
        // if(cn.name.equals("org/xmlpull/v1/XmlPullParser")) {
        // System.out.println("SingleJarDownloader.download() " +entry.getName() + " " + bytes.length);
        // }
        } else {
            JarResource resource = new JarResource(entry.getName(), bytes);
            contents.getResourceContents().add(resource);
        }
    }
}

Example 79 with JarURLConnection

use of java.net.JarURLConnection in project Axe by DongyuCai.

the class ClassUtil method getClassSet.

/**
 * 获取指定包名下，所有的类
 */
public static Set<Class<?>> getClassSet(String packageName) {
    Set<Class<?>> classSet = new HashSet<>();
    try {
        if (packageName == null)
            return classSet;
        Enumeration<URL> urls = getClassLoader().getResources(packageName.replace(".", "/"));
        while (urls.hasMoreElements()) {
            URL url = urls.nextElement();
            if (url != null) {
                String protocol = url.getProtocol();
                if (protocol.equals("file")) {
                    String packagePath = url.getPath().replaceAll("%20", " ");
                    addClass(classSet, packagePath, packageName);
                } else if (protocol.equals("jar")) {
                    JarURLConnection jarURLConnection = (JarURLConnection) url.openConnection();
                    if (jarURLConnection != null) {
                        JarFile jarFile = jarURLConnection.getJarFile();
                        if (jarFile != null) {
                            String packagePath = packageName.replace(".", "/");
                            Enumeration<JarEntry> jarEntries = jarFile.entries();
                            while (jarEntries.hasMoreElements()) {
                                JarEntry jarEntry = jarEntries.nextElement();
                                String jarEntryName = jarEntry.getName();
                                // TODO:另外，这个地方没有注意到spi问题，有些spi的资源，可能还是会报ClassDefNotFound异常
                                if (!jarEntryName.startsWith(packagePath)) {
                                    continue;
                                }
                                if (jarEntryName.endsWith(".class")) {
                                    String className = jarEntryName.substring(0, jarEntryName.lastIndexOf(".")).replace("/", ".");
                                    doAddClass(classSet, className);
                                }
                            }
                        }
                    }
                }
            }
        }
    } catch (IOException e) {
        LogUtil.error(e);
        throw new RuntimeException(e);
    }
    return classSet;
}

Example 80 with JarURLConnection

use of java.net.JarURLConnection in project apex-core by apache.

the class StramAppLauncher method init.

private void init(String tmpName) throws Exception {
    File baseDir = StramClientUtils.getUserDTDirectory();
    baseDir = new File(new File(baseDir, "appcache"), tmpName);
    baseDir.mkdirs();
    LinkedHashSet<URL> clUrls;
    List<String> classFileNames = new ArrayList<>();
    if (jarFile != null) {
        JarFileContext jfc = new JarFileContext(new java.util.jar.JarFile(jarFile), mvnBuildClasspathOutput);
        jfc.cacheDir = baseDir;
        java.util.Enumeration<JarEntry> entriesEnum = jfc.jarFile.entries();
        while (entriesEnum.hasMoreElements()) {
            java.util.jar.JarEntry jarEntry = entriesEnum.nextElement();
            if (!jarEntry.isDirectory()) {
                if (jarEntry.getName().endsWith("pom.xml")) {
                    jfc.pomEntry = jarEntry;
                } else if (jarEntry.getName().endsWith(".app.properties")) {
                    File targetFile = new File(baseDir, jarEntry.getName());
                    FileUtils.copyInputStreamToFile(jfc.jarFile.getInputStream(jarEntry), targetFile);
                    appResourceList.add(new PropertyFileAppFactory(targetFile));
                } else if (jarEntry.getName().endsWith(".class")) {
                    classFileNames.add(jarEntry.getName());
                }
            }
        }
        URL mainJarUrl = new URL("jar", "", "file:" + jarFile.getAbsolutePath() + "!/");
        jfc.urls.add(mainJarUrl);
        deployJars = Sets.newLinkedHashSet();
        // add all jar files from same directory
        Collection<File> jarFiles = FileUtils.listFiles(jarFile.getParentFile(), new String[] { "jar" }, false);
        for (File lJarFile : jarFiles) {
            jfc.urls.add(lJarFile.toURI().toURL());
            deployJars.add(lJarFile);
        }
        // resolve dependencies
        List<Resolver> resolvers = Lists.newArrayList();
        String resolverConfig = this.propertiesBuilder.conf.get(CLASSPATH_RESOLVERS_KEY_NAME, null);
        if (!StringUtils.isEmpty(resolverConfig)) {
            resolvers = new ClassPathResolvers().createResolvers(resolverConfig);
        } else {
            // default setup if nothing was configured
            String manifestCp = jfc.jarFile.getManifest().getMainAttributes().getValue(ManifestResolver.ATTR_NAME);
            if (manifestCp != null) {
                File repoRoot = new File(System.getProperty("user.home") + "/.m2/repository");
                if (repoRoot.exists()) {
                    LOG.debug("Resolving manifest attribute {} based on {}", ManifestResolver.ATTR_NAME, repoRoot);
                    resolvers.add(new ClassPathResolvers.ManifestResolver(repoRoot));
                } else {
                    LOG.warn("Ignoring manifest attribute {} because {} does not exist.", ManifestResolver.ATTR_NAME, repoRoot);
                }
            }
        }
        for (Resolver r : resolvers) {
            r.resolve(jfc);
        }
        jfc.jarFile.close();
        URLConnection urlConnection = mainJarUrl.openConnection();
        if (urlConnection instanceof JarURLConnection) {
            // JDK6 keeps jar file shared and open as long as the process is running.
            // we want the jar file to be opened on every launch to pick up latest changes
            // http://abondar-howto.blogspot.com/2010/06/howto-unload-jar-files-loaded-by.html
            // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4167874
            ((JarURLConnection) urlConnection).getJarFile().close();
        }
        clUrls = jfc.urls;
    } else {
        clUrls = new LinkedHashSet<>();
    }
    // add the jar dependencies
    /*
    if (cp == null) {
      // dependencies from parent loader, if classpath can't be found from pom
      ClassLoader baseCl = StramAppLauncher.class.getClassLoader();
      if (baseCl instanceof URLClassLoader) {
        URL[] baseUrls = ((URLClassLoader)baseCl).getURLs();
        // launch class path takes precedence - add first
        clUrls.addAll(Arrays.asList(baseUrls));
      }
    }
*/
    String libjars = propertiesBuilder.conf.get(LIBJARS_CONF_KEY_NAME);
    if (libjars != null) {
        processLibJars(libjars, clUrls);
    }
    for (URL baseURL : clUrls) {
        LOG.debug("Dependency: {}", baseURL);
    }
    this.launchDependencies = clUrls;
    // we have the classpath dependencies, scan for java configurations
    findAppConfigClasses(classFileNames);
}