Examples with Jar org.apache.tomcat.Jar used on opensource projects

Example 6 with Jar

use of org.apache.tomcat.Jar in project tomcat by apache.

the class TestTldScanner method scan.

private static void scan(TldScanner.TldScannerCallback callback, File webapp, String path) throws Exception {
    String fullPath = new File(webapp, path).toURI().toString();
    URL jarUrl = new URL("jar:" + fullPath + "!/");
    try (Jar jar = JarFactory.newInstance(jarUrl)) {
        callback.scan(jar, path, true);
    }
}

Example 7 with Jar

use of org.apache.tomcat.Jar in project tomcat by apache.

the class ContextConfig method processResourceJARs.

/**
     * Scan JARs that contain web-fragment.xml files that will be used to
     * configure this application to see if they also contain static resources.
     * If static resources are found, add them to the context. Resources are
     * added in web-fragment.xml priority order.
     * @param fragments The set of fragments that will be scanned for
     *  static resources
     */
protected void processResourceJARs(Set<WebXml> fragments) {
    for (WebXml fragment : fragments) {
        URL url = fragment.getURL();
        try {
            if ("jar".equals(url.getProtocol()) || url.toString().endsWith(".jar")) {
                try (Jar jar = JarFactory.newInstance(url)) {
                    jar.nextEntry();
                    String entryName = jar.getEntryName();
                    while (entryName != null) {
                        if (entryName.startsWith("META-INF/resources/")) {
                            context.getResources().createWebResourceSet(WebResourceRoot.ResourceSetType.RESOURCE_JAR, "/", url, "/META-INF/resources");
                            break;
                        }
                        jar.nextEntry();
                        entryName = jar.getEntryName();
                    }
                }
            } else if ("file".equals(url.getProtocol())) {
                File file = new File(url.toURI());
                File resources = new File(file, "META-INF/resources/");
                if (resources.isDirectory()) {
                    context.getResources().createWebResourceSet(WebResourceRoot.ResourceSetType.RESOURCE_JAR, "/", resources.getAbsolutePath(), null, "/");
                }
            }
        } catch (IOException ioe) {
            log.error(sm.getString("contextConfig.resourceJarFail", url, context.getName()));
        } catch (URISyntaxException e) {
            log.error(sm.getString("contextConfig.resourceJarFail", url, context.getName()));
        }
    }
}

Example 8 with Jar

use of org.apache.tomcat.Jar in project tomcat by apache.

the class TldCache method getLastModified.

private long[] getLastModified(TldResourcePath tldResourcePath) {
    long[] result = new long[2];
    result[0] = -1;
    result[1] = -1;
    try {
        String webappPath = tldResourcePath.getWebappPath();
        if (webappPath != null) {
            // webappPath will be null for JARs containing TLDs that are on
            // the class path but not part of the web application
            URL url = servletContext.getResource(tldResourcePath.getWebappPath());
            URLConnection conn = url.openConnection();
            result[0] = conn.getLastModified();
            if ("file".equals(url.getProtocol())) {
                // Reading the last modified time opens an input stream so we
                // need to make sure it is closed again otherwise the TLD file
                // will be locked until GC runs.
                conn.getInputStream().close();
            }
        }
        try (Jar jar = tldResourcePath.openJar()) {
            if (jar != null) {
                result[1] = jar.getLastModified(tldResourcePath.getEntryName());
            }
        }
    } catch (IOException e) {
    // Ignore (shouldn't happen)
    }
    return result;
}

Example 9 with Jar

use of org.apache.tomcat.Jar in project tomcat by apache.

the class TesterPerformance method testClassParserPerformance.

@Test
public void testClassParserPerformance() throws IOException {
    File libDir = new File(JAR_LOCATION);
    String[] libs = libDir.list();
    Assert.assertNotNull(libs);
    Set<URL> jarURLs = new HashSet<>();
    for (String lib : libs) {
        if (!lib.toLowerCase(Locale.ENGLISH).endsWith(".jar")) {
            continue;
        }
        jarURLs.add(new URL("jar:" + new File(libDir, lib).toURI().toURL().toExternalForm() + "!/"));
    }
    long duration = 0;
    for (URL jarURL : jarURLs) {
        try (Jar jar = JarFactory.newInstance(jarURL)) {
            jar.nextEntry();
            String jarEntryName = jar.getEntryName();
            while (jarEntryName != null) {
                if (jarEntryName.endsWith(".class")) {
                    InputStream is = jar.getEntryInputStream();
                    long start = System.nanoTime();
                    ClassParser cp = new ClassParser(is);
                    cp.parse();
                    duration += System.nanoTime() - start;
                }
                jar.nextEntry();
                jarEntryName = jar.getEntryName();
            }
        }
    }
    System.out.println("ClassParser performance test took: " + duration + " ns");
}