Example usage for java.util.jar JarFile entries

Introduction

In this page you can find the example usage for java.util.jar JarFile entries.

Prototype

public Enumeration<JarEntry> entries() 

Source Link

Document

Returns an enumeration of the jar file entries.

Usage

From source file:org.javaan.bytecode.JarFileLoader.java

private void processJar(String path, String fileName, JarFile jar, List<Type> classes) throws IOException {
    try {//w w w .j  a v a 2s . c o  m
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            processEntry(path, fileName, jar, classes, entries.nextElement());
        }
    } finally {
        jar.close();
    }
}

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From source file:dk.netarkivet.common.utils.batch.ByteJarLoader.java

/**
 * Constructor for the ByteLoader.//from w  w w  .  j  a v  a 2 s  .com
 * 
 * @param files
 *            An array of files, which are assumed to be jar-files, but
 *            they need not have the extension .jar
 */
public ByteJarLoader(File... files) {
    ArgumentNotValid.checkNotNull(files, "File ... files");
    ArgumentNotValid.checkTrue(files.length != 0, "Should not be empty array");
    for (File file : files) {
        try {
            JarFile jarFile = new JarFile(file);
            for (Enumeration<JarEntry> e = jarFile.entries(); e.hasMoreElements();) {
                JarEntry entry = e.nextElement();
                String name = entry.getName();
                InputStream in = jarFile.getInputStream(entry);
                ByteArrayOutputStream out = new ByteArrayOutputStream((int) entry.getSize());
                StreamUtils.copyInputStreamToOutputStream(in, out);
                log.trace("Entering data for class '" + name + "'");
                binaryData.put(name, out.toByteArray());
            }
        } catch (IOException e) {
            throw new IOFailure("Failed to load jar file '" + file.getAbsolutePath() + "': " + e);
        }
    }
}

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From source file:it.polito.tellmefirst.web.rest.utils.LangDetectUtils.java

/** A private Constructor prevents any other class from instantiating. */
private LangDetectUtils() {
    try {/*from   w  w  w .j a  va 2 s  .  co m*/

        String dirname = "profiles/";
        Enumeration<URL> en = Detector.class.getClassLoader().getResources(dirname);
        List<String> profiles = new ArrayList<String>();
        if (en.hasMoreElements()) {
            URL url = en.nextElement();
            JarURLConnection urlcon = (JarURLConnection) url.openConnection();
            JarFile jar = urlcon.getJarFile();
            Enumeration<JarEntry> entries = jar.entries();
            while (entries.hasMoreElements()) {
                String entry = entries.nextElement().getName();
                if (entry.startsWith(dirname)) {
                    InputStream in = Detector.class.getClassLoader().getResourceAsStream(entry);
                    profiles.add(IOUtils.toString(in));
                }
            }

        }
        DetectorFactory.loadProfile(profiles);
    } catch (LangDetectException e) {
        LOG.error("Error loading profiles directory " + e.getMessage());
    } catch (Exception e) {
        LOG.error("Error loading profiles directory " + e.getMessage());
    }
}

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From source file:org.adscale.testtodoc.TestToDoc.java

void handleJar(String jarName, List<String> tests) throws Exception {
    JarFile jarFile = new JarFile(jarName);
    Enumeration<JarEntry> entries = jarFile.entries();
    URLClassLoader loader = createClassLoader(jarName);
    while (entries.hasMoreElements()) {
        JarEntry jarEntry = entries.nextElement();
        handleEntry(tests, loader, jarEntry);
    }//from ww  w.  ja  v a  2 s.co m
}

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From source file:hermes.impl.LoaderSupport.java

/**
 * Return ClassLoader given the list of ClasspathConfig instances. The
 * resulting loader can then be used to instantiate providers from those
 * libraries.//  w  w  w  .j av  a  2s. c  o m
 */
static List lookForFactories(final List loaderConfigs, final ClassLoader baseLoader) throws IOException {
    final List rval = new ArrayList();

    for (Iterator iter = loaderConfigs.iterator(); iter.hasNext();) {
        final ClasspathConfig lConfig = (ClasspathConfig) iter.next();

        if (lConfig.getFactories() != null) {
            log.debug("using cached " + lConfig.getFactories());

            for (StringTokenizer tokens = new StringTokenizer(lConfig.getFactories(), ","); tokens
                    .hasMoreTokens();) {
                rval.add(tokens.nextToken());
            }
        } else if (lConfig.isNoFactories()) {
            log.debug("previously scanned " + lConfig.getJar());
        } else {
            Runnable r = new Runnable() {
                public void run() {
                    final List localFactories = new ArrayList();
                    boolean foundFactory = false;
                    StringBuffer factoriesAsString = null;

                    try {
                        log.debug("searching " + lConfig.getJar());

                        ClassLoader l = createClassLoader(loaderConfigs, baseLoader);
                        JarFile jarFile = new JarFile(lConfig.getJar());
                        ProgressMonitor monitor = null;
                        int entryNumber = 0;

                        if (HermesBrowser.getBrowser() != null) {
                            monitor = new ProgressMonitor(HermesBrowser.getBrowser(),
                                    "Looking for factories in " + lConfig.getJar(), "Scanning...", 0,
                                    jarFile.size());
                            monitor.setMillisToDecideToPopup(0);
                            monitor.setMillisToPopup(0);
                            monitor.setProgress(0);
                        }

                        for (Enumeration iter = jarFile.entries(); iter.hasMoreElements();) {
                            ZipEntry entry = (ZipEntry) iter.nextElement();
                            entryNumber++;

                            if (monitor != null) {
                                monitor.setProgress(entryNumber);
                                monitor.setNote("Checking entry " + entryNumber + " of " + jarFile.size());
                            }

                            if (entry.getName().endsWith(".class")) {
                                String s = entry.getName().substring(0, entry.getName().indexOf(".class"));

                                s = s.replaceAll("/", ".");

                                try {
                                    if (s.startsWith("hermes.browser") || s.startsWith("hermes.impl")
                                            || s.startsWith("javax.jms")) {
                                        // NOP
                                    } else {
                                        Class clazz = l.loadClass(s);

                                        if (!clazz.isInterface()) {

                                            if (implementsOrExtends(clazz, ConnectionFactory.class)) {

                                                foundFactory = true;
                                                localFactories.add(s);

                                                if (factoriesAsString == null) {
                                                    factoriesAsString = new StringBuffer();
                                                    factoriesAsString.append(clazz.getName());
                                                } else {
                                                    factoriesAsString.append(",").append(clazz.getName());
                                                }
                                                log.debug("found " + clazz.getName());
                                            }
                                        }

                                        /**
                                         * TODO: remove Class clazz = l.loadClass(s);
                                         * Class[] interfaces = clazz.getInterfaces();
                                         * for (int i = 0; i < interfaces.length; i++) {
                                         * if
                                         * (interfaces[i].equals(TopicConnectionFactory.class) ||
                                         * interfaces[i].equals(QueueConnectionFactory.class) ||
                                         * interfaces[i].equals(ConnectionFactory.class)) {
                                         * foundFactory = true; localFactories.add(s);
                                         * if (factoriesAsString == null) {
                                         * factoriesAsString = new
                                         * StringBuffer(clazz.getName()); } else {
                                         * factoriesAsString.append(",").append(clazz.getName()); }
                                         * log.debug("found " + clazz.getName()); } }
                                         */
                                    }
                                } catch (Throwable t) {
                                    // NOP
                                }
                            }
                        }
                    } catch (IOException e) {
                        log.error("unable to access jar/zip " + lConfig.getJar() + ": " + e.getMessage(), e);
                    }

                    if (!foundFactory) {
                        lConfig.setNoFactories(true);
                    } else {
                        lConfig.setFactories(factoriesAsString.toString());
                        rval.addAll(localFactories);
                    }

                }
            };

            r.run();

        }
    }

    return rval;
}

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From source file:org.ebayopensource.turmeric.eclipse.typelibrary.ui.TypeLibraryUtil.java

/**
 * Adding the TypeLibProtocal to the name for the xsd entry.
 *
 * @param typeLibName the type lib name//from  w  w  w .  j  av  a 2s. co  m
 * @param baseLocation the base location
 * @return the dependency stream
 * @throws CoreException the core exception
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static InputStream getDependencyStream(String typeLibName, String baseLocation)
        throws CoreException, IOException {

    if (baseLocation.toLowerCase().startsWith("jar:file:/")) {
        JarFile jarFile = new JarFile(getJarFile(baseLocation.substring(10, baseLocation.length())));
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            if (entry.getName().startsWith(SOATypeLibraryConstants.INFO_DEP_XML_PATH_IN_JAR)
                    && entry.getName().endsWith(SOATypeLibraryConstants.FILE_TYPE_DEP_XML)) {
                return jarFile.getInputStream(entry);
            }
        }
    } else {
        IProject project = WorkspaceUtil.getProject(typeLibName);
        if (project.isAccessible() && project.hasNature(GlobalRepositorySystem.instanceOf()
                .getActiveRepositorySystem().getProjectNatureId(SupportedProjectType.TYPE_LIBRARY))) {
            return project.getFile(SOATypeLibraryConstants.FOLDER_META_SRC_META_INF
                    + WorkspaceUtil.PATH_SEPERATOR + project.getName() + WorkspaceUtil.PATH_SEPERATOR
                    + SOATypeLibraryConstants.FILE_TYPE_DEP_XML).getContents();
        }
    }
    throw new IOException("InpuStream could not be obtained with the type lib Name " + typeLibName
            + " and base location " + baseLocation);
}

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From source file:com.eviware.soapui.plugins.JarClassLoader.java

private boolean containsLibraries(JarFile jarFile) {
    Enumeration<JarEntry> entries = jarFile.entries();
    while (entries.hasMoreElements()) {
        JarEntry jarEntry = entries.nextElement();
        if (isLibrary(jarEntry)) {
            return true;
        }//from w w  w . j a  v a  2  s .  c o m
    }
    return false;
}

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From source file:com.eviware.soapui.plugins.JarClassLoader.java

private boolean containsScripts(JarFile jarFile) {
    Enumeration<JarEntry> entries = jarFile.entries();
    while (entries.hasMoreElements()) {
        JarEntry jarEntry = entries.nextElement();
        if (isScript(jarEntry)) {
            return true;
        }//w  w  w  .java 2 s . co  m
    }
    return false;
}

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From source file:org.apache.bcel.BCELBenchmark.java

private Iterable<JarEntry> getClasses(JarFile jar) {
    return new IteratorIterable<>(
            new FilterIterator<>(new EnumerationIterator<>(jar.entries()), new Predicate<JarEntry>() {
                @Override//  ww w.j  a v  a 2 s.  c o m
                public boolean evaluate(JarEntry entry) {
                    return entry.getName().endsWith(".class");
                }
            }));
}

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From source file:org.ebayopensource.turmeric.eclipse.typelibrary.ui.TypeLibraryUtil.java

/**
 * Gets the project name from wtp base location.
 *
 * @param baseLocationStr the base location str
 * @return the project name from wtp base location
 * @throws ParserConfigurationException the parser configuration exception
 * @throws SAXException the sAX exception
 * @throws IOException Signals that an I/O exception has occurred.
 *///  w w w  .  ja  v  a  2  s .co  m
public static String getProjectNameFromWTPBaseLocation(String baseLocationStr)
        throws ParserConfigurationException, SAXException, IOException {
    IPath path = new Path(baseLocationStr);
    // this is a jar location if base location starts with jar for eg:
    // "jar:file:/D:/Views/soapost22/v3jars/services/MarketPlaceServiceCommonTypeLibrary/3.0.0/java50/MarketPlaceServiceCommonTypeLibrary.jar!/types/BaseServiceResponse.xsd"
    if (baseLocationStr.toLowerCase().startsWith("jar:file:/")) {
        JarFile jarFile = new JarFile(getJarFile(baseLocationStr.substring(10, baseLocationStr.length())));
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            if (entry.getName().startsWith(SOATypeLibraryConstants.INFO_DEP_XML_PATH_IN_JAR)
                    && entry.getName().endsWith(SOATypeLibraryConstants.FILE_TYPE_INFO_XML)) {
                return getTypeLibName(entry, jarFile);
            }
        }
    } else {
        // New style has the type library name also. So removing an
        // additional segment at the end.
        if (isNewStyleBaseLocation(baseLocationStr)) {
            path = path.removeLastSegments(4);
        } else {
            // removing meta-src/types/abcd.xsd
            path = path.removeLastSegments(3);
        }
    }
    return path.lastSegment();
}

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