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

Example 31 with JarURLConnection

use of java.net.JarURLConnection in project JessMA by ldcsaa.

the class PackageHelper method scanPackageNamesByJar.

/**
 * 在 jar 文件中扫描子包
 *
 * @param url				: jar 文件的 URL
 * @param basePackagePath	: jar 文件中的包路径
 * @param filter			: 包过滤器，参考：{@link PackageHelper.PackageFilter}
 * @param names				: 扫描结果集合
 */
public static final void scanPackageNamesByJar(URL url, String basePackagePath, final PackageFilter filter, Set<String> names) {
    basePackagePath = adjustBasePackagePath(basePackagePath);
    try {
        JarFile jar = ((JarURLConnection) url.openConnection()).getJarFile();
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            String name = entry.getName();
            if (!entry.isDirectory() || !name.startsWith(basePackagePath))
                continue;
            if (name.endsWith(PATH_SEP_STR))
                name = name.substring(0, name.length() - 1);
            if (name.equals(basePackagePath))
                continue;
            String packageName = name.replace(PATH_SEP_CHAR, PACKAGE_SEP_CHAR);
            if (filter == null || filter.accept(packageName))
                names.add(packageName);
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

Example 32 with JarURLConnection

use of java.net.JarURLConnection in project JessMA by ldcsaa.

the class PackageHelper method scanResourceNamesByJar.

/**
 * 在 jar 文件中扫描资源文件
 *
 * @param url				: jar 文件的 URL
 * @param basePackagePath	: jar 文件中的包路径
 * @param recursive			: 是否扫描子目录
 * @param filter			: 资源文件过滤器，参考：{@link PackageHelper.ResourceFilter}
 * @param names				: 扫描结果集合
 */
public static final void scanResourceNamesByJar(URL url, String basePackagePath, final boolean recursive, final ResourceFilter filter, Set<String> names) {
    basePackagePath = adjustBasePackagePath(basePackagePath);
    try {
        JarFile jar = ((JarURLConnection) url.openConnection()).getJarFile();
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            String name = entry.getName();
            int nameIndex = name.lastIndexOf(PATH_SEP_CHAR);
            if (entry.isDirectory() || !name.startsWith(basePackagePath))
                continue;
            if (!recursive && nameIndex != basePackagePath.length())
                continue;
            String packagePath = (nameIndex != -1 ? name.substring(0, nameIndex) : EMPTY_STR);
            String simpleName = (nameIndex != -1 ? name.substring(nameIndex + 1) : name);
            if (filter != null && !filter.accept(packagePath, simpleName))
                continue;
            names.add(name);
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

Example 33 with JarURLConnection

use of java.net.JarURLConnection in project fabric8 by jboss-fuse.

the class LogQuerySupport method jarIndex.

protected String jarIndex(URL url) throws IOException {
    StringBuilder buffer = new StringBuilder();
    JarURLConnection uc = (JarURLConnection) url.openConnection();
    return jarIndex(uc.getJarFile());
}

Example 34 with JarURLConnection

use of java.net.JarURLConnection in project xwiki-platform by xwiki.

the class FilesystemResourceReferenceCopier method getJARFile.

private File getJARFile(String resourceName) throws IOException {
    // Get the JAR URL by looking up the passed resource name to extract the location of the JAR
    URL resourceURL = Thread.currentThread().getContextClassLoader().getResource(resourceName);
    // "url($!services.webjars.url(...))". In this case ignore it and don't copy the resource to the file system.
    if (resourceURL != null) {
        JarURLConnection connection = (JarURLConnection) resourceURL.openConnection();
        URL jarURL = connection.getJarFileURL();
        File file;
        try {
            file = new File(jarURL.toURI());
        } catch (URISyntaxException e) {
            file = new File(jarURL.getPath());
        }
        return file;
    } else {
        LOGGER.debug("Cannot construct JAR File for resource [{}] which couldn't be found in the context " + "ClassLoader.", resourceName);
        return null;
    }
}

Example 35 with JarURLConnection

use of java.net.JarURLConnection in project liferay-ide by liferay.

the class BladeCLI method execute.

public static String[] execute(String args) {
    Project project = new Project();
    Java javaTask = new Java();
    javaTask.setProject(project);
    javaTask.setFork(true);
    javaTask.setFailonerror(true);
    Properties properties = System.getProperties();
    boolean needToCopy = true;
    File temp = new File(properties.getProperty("user.home"), ".liferay-ide");
    File bladeJar = new File(temp, "blade.jar");
    ClassLoader bladeClassLoader = BladeCLI.class.getClassLoader();
    URL url = bladeClassLoader.getResource("/libs/blade.jar");
    try (InputStream in = bladeClassLoader.getResourceAsStream("/libs/blade.jar")) {
        JarURLConnection jarUrlConnection = (JarURLConnection) url.openConnection();
        JarEntry jarEntry = jarUrlConnection.getJarEntry();
        Long bladeJarTimestamp = jarEntry.getTime();
        if (bladeJar.exists()) {
            Long destTimestamp = bladeJar.lastModified();
            if (destTimestamp < bladeJarTimestamp) {
                bladeJar.delete();
            } else {
                needToCopy = false;
            }
        }
        if (needToCopy) {
            FileUtil.writeFile(bladeJar, in);
            bladeJar.setLastModified(bladeJarTimestamp);
        }
    } catch (IOException ioe) {
    }
    javaTask.setJar(bladeJar);
    javaTask.setArgs(args);
    DefaultLogger logger = new DefaultLogger();
    project.addBuildListener(logger);
    StringBufferOutputStream out = new StringBufferOutputStream();
    logger.setOutputPrintStream(new PrintStream(out));
    logger.setMessageOutputLevel(Project.MSG_INFO);
    javaTask.executeJava();
    List<String> lines = new ArrayList<>();
    Scanner scanner = new Scanner(out.toString());
    while (scanner.hasNextLine()) {
        String nextLine = scanner.nextLine();
        lines.add(nextLine.replaceAll(".*\\[null\\] ", ""));
    }
    scanner.close();
    boolean hasErrors = false;
    StringBuilder errors = new StringBuilder();
    for (String line : lines) {
        if (line.startsWith("Error")) {
            hasErrors = true;
        } else if (hasErrors) {
            errors.append(line);
        }
    }
    return lines.toArray(new String[0]);
}