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:de.smartics.maven.plugin.jboss.modules.util.classpath.ClassPathDirectoryListing.java

private void traverseJarEntries(final String resourcePath, final List<String> contents, final JarFile jar) {
    final int resourcePathLength = resourcePath.length();

    final Enumeration<JarEntry> entries = jar.entries();
    while (entries.hasMoreElements()) {
        final String name = entries.nextElement().getName();
        if (name.startsWith(resourcePath)) {
            final String entry = name.substring(resourcePathLength);
            final String normalized = normalize(entry);

            if (normalized != null && !contents.contains(normalized)) {
                contents.add(normalized);
            }/*  w  w  w.jav a 2 s  . c om*/
        }
    }
}

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From source file:uk.ac.ebi.intact.dataexchange.psimi.solr.server.IntactSolrHomeBuilder.java

public void install(File solrWorkingDir) throws IOException {
    if (log.isInfoEnabled())
        log.info("Installing Intact SOLR Home at: " + solrWorkingDir);

    // copy resource directory containing solr-home and war file
    File solrHomeToCreate = new File(solrWorkingDir, "home");
    File solrWarToCreate = new File(solrWorkingDir, "solr.war");

    // only copy solr-home when solr-home does not exist
    if (!solrHomeToCreate.exists() && getSolrHomeDir() == null) {
        solrHomeToCreate.mkdirs();//from w ww  .  ja  va2s. c  o m

        File solrHomeToCopy = new File(IntactSolrHomeBuilder.class.getResource("/home").getFile());
        // is in the resources
        if (solrHomeToCopy.exists()) {
            FileUtils.copyDirectory(solrHomeToCopy, solrHomeToCreate);

            if (!solrWarToCreate.exists() && getSolrWar() == null) {
                try (InputStream solrWarToCopy = IntactSolrHomeBuilder.class.getResourceAsStream("/solr.war")) {
                    FileUtils.copyInputStreamToFile(solrWarToCopy, solrWarToCreate);
                }
            }
        }
        // is in the jar in the dependencies
        else {

            String originalName = IntactSolrHomeBuilder.class.getResource("/home").getFile();
            String jarFileName = originalName.substring(0, originalName.indexOf("!")).replace("file:", "");

            JarFile jarFile = new JarFile(jarFileName);
            Enumeration<JarEntry> jarEntries = jarFile.entries();

            // write
            while (jarEntries.hasMoreElements()) {
                JarEntry entry = jarEntries.nextElement();

                // solr war file
                if (entry.getName().endsWith("solr.war") && !solrWarToCreate.exists()
                        && getSolrHomeDir() == null) {

                    InputStream inputStream = jarFile.getInputStream(entry);

                    try {
                        FileUtils.copyInputStreamToFile(inputStream, solrWarToCreate);
                    } finally {
                        inputStream.close();
                    }
                } else if (entry.toString().startsWith("home")) {
                    File fileToCreate = new File(solrWorkingDir, entry.toString());

                    if (entry.isDirectory()) {
                        fileToCreate.mkdirs();
                        continue;
                    }

                    try (InputStream inputStream = jarFile.getInputStream(entry)) {
                        FileUtils.copyInputStreamToFile(inputStream, fileToCreate);
                    }
                }
            }
        }

        setSolrHomeDir(solrHomeToCreate);
        setSolrWar(solrWarToCreate);
    }
    // only copy solr.war when solr.war does not exist
    else if (!solrWarToCreate.exists() && getSolrWar() == null) {

        File solrHomeToCopy = new File(IntactSolrHomeBuilder.class.getResource("/home").getFile());
        // is in the resources
        if (solrHomeToCopy.exists()) {
            try (InputStream solrWarToCopy = IntactSolrHomeBuilder.class.getResourceAsStream("/solr.war")) {
                FileUtils.copyInputStreamToFile(solrWarToCopy, new File(solrWorkingDir + "/solr.war"));
            }
        }
        // is in the jar in the dependencies
        else {

            String originalName = IntactSolrHomeBuilder.class.getResource("/home").getFile();
            String jarFileName = originalName.substring(0, originalName.indexOf("!")).replace("file:", "");

            JarFile jarFile = new JarFile(jarFileName);
            Enumeration<JarEntry> jarEntries = jarFile.entries();

            // write
            while (jarEntries.hasMoreElements()) {
                JarEntry entry = jarEntries.nextElement();

                // solr war file
                if (entry.getName().endsWith("solr.war")) {
                    File fileToCreate = new File(solrWorkingDir, entry.toString());

                    try (InputStream inputStream = jarFile.getInputStream(entry)) {
                        FileUtils.copyInputStreamToFile(inputStream, fileToCreate);
                    }
                }
            }
        }

        setSolrHomeDir(solrHomeToCreate);
        setSolrWar(solrWarToCreate);
    }

    if (log.isDebugEnabled()) {
        log.debug("\nIntact Solr Home: {}\nSolr WAR: {}", getSolrHomeDir().toString(), getSolrWar().toString());
    }
}

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From source file:hotbeans.support.JarFileHotBeanModuleLoader.java

/**
 * Extracts all the files in the module jar file, including nested jar files. The reason for extracting the complete
 * contents of the jar file (and not just the nested jar files) is to make sure the module jar file isn't locked, and
 * thus may be deleted.//from   w  w w. ja  v a 2 s  .  c o  m
 */
private void extractLibs() throws IOException {
    if (logger.isDebugEnabled())
        logger.debug("Extracting module jar file '" + moduleJarFile + "'.");

    JarFile jarFile = new JarFile(this.moduleJarFile);
    Enumeration entries = jarFile.entries();
    JarEntry entry;
    String entryName;
    File extractedFile = null;
    FileOutputStream extractedFileOutputStream;

    while (entries.hasMoreElements()) {
        entry = (JarEntry) entries.nextElement();
        if ((entry != null) && (!entry.isDirectory())) {
            entryName = entry.getName();
            if (entryName != null) {
                // if( logger.isDebugEnabled() ) logger.debug("Extracting '" + entryName + "'.");

                // Copy nested jar file to temp dir
                extractedFile = new File(this.tempDir, entryName);
                extractedFile.getParentFile().mkdirs();

                extractedFileOutputStream = new FileOutputStream(extractedFile);
                FileCopyUtils.copy(jarFile.getInputStream(entry), extractedFileOutputStream);
                extractedFileOutputStream = null;

                if ((entryName.startsWith(LIB_PATH)) && (entryName.toLowerCase().endsWith(".jar"))) {
                    // Register nested jar file in "class path"
                    super.addURL(extractedFile.toURI().toURL());
                }
            }
        }
    }

    jarFile.close();
    jarFile = null;

    super.addURL(tempDir.toURI().toURL()); // Add temp dir as class path (note that this must be added after all the
                                           // files have been extracted)

    if (logger.isDebugEnabled())
        logger.debug("Done extracting module jar file '" + moduleJarFile + "'.");
}

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From source file:net.ontopia.utils.ResourcesDirectoryReader.java

private void findResourcesFromJar(URL jarPath) {
    try {/*  w w  w  .j av  a 2s.c  o m*/
        JarURLConnection jarConnection = (JarURLConnection) jarPath.openConnection();
        JarFile jarFile = jarConnection.getJarFile();
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            String resourcePath = entry.getName();
            if ((!entry.isDirectory()) && (resourcePath.startsWith(directoryPath))
                    && (searchSubdirectories || !resourcePath.substring(directoryPath.length()).contains("/"))
                    && (filtersApply(resourcePath))) {
                // cannot do new URL(jarPath, resourcePath), somehow leads to duplicated path
                // retest on java 8
                Enumeration<URL> urls = classLoader.getResources(resourcePath);
                while (urls.hasMoreElements()) {
                    URL url = urls.nextElement();
                    if (url.toExternalForm().startsWith(jarPath.toExternalForm())) {
                        resources.add(url);
                    }
                }
            }
        }
    } catch (IOException e) {
    }
}

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From source file:com.jayway.maven.plugins.android.phase04processclasses.DexMojo.java

private void unjar(JarFile jarFile, File outputDirectory) throws IOException {
    for (Enumeration en = jarFile.entries(); en.hasMoreElements();) {
        JarEntry entry = (JarEntry) en.nextElement();
        File entryFile = new File(outputDirectory, entry.getName());
        if (!entryFile.getParentFile().exists() && !entry.getName().startsWith("META-INF")) {
            entryFile.getParentFile().mkdirs();
        }//from   w  ww.  j  a v a  2  s  . co m
        if (!entry.isDirectory() && entry.getName().endsWith(".class")) {
            final InputStream in = jarFile.getInputStream(entry);
            try {
                final OutputStream out = new FileOutputStream(entryFile);
                try {
                    IOUtil.copy(in, out);
                } finally {
                    IOUtils.closeQuietly(out);
                }
            } finally {
                IOUtils.closeQuietly(in);
            }
        }
    }
}

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From source file:com.krikelin.spotifysource.AppInstaller.java

public void installJar() throws IOException, SAXException, ParserConfigurationException {

    java.util.jar.JarFile jar = new java.util.jar.JarFile(app_jar);
    // Get manifest
    java.util.Enumeration<JarEntry> enu = jar.entries();
    while (enu.hasMoreElements()) {
        JarEntry elm = enu.nextElement();
        if (elm.getName().equals("SpotifyAppManifest.xml")) {
            DataInputStream dis = new DataInputStream(jar.getInputStream(elm));
            Document d = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(dis);
            dis.close();/*from w  w  w .  java  2s. c om*/
            // Get package name
            String package_name = d.getDocumentElement().getAttribute("package");

            addPackage(package_name, "packages");
            // Get all activities
            NodeList activities = d.getElementsByTagName("activity");
            for (int i = 0; i < activities.getLength(); i++) {
                Element activity = (Element) activities.item(i);
                String name = activity.getAttribute("name"); // Get the name
                // Append the previous name if it starts with .
                if (name.startsWith(".")) {
                    name = name.replace(".", "");

                }
                if (!name.startsWith(package_name)) {
                    name = package_name + "." + name;

                }
                //addPackage(name,"activities");
                NodeList intentFilters = activity.getElementsByTagName("intent-filter");
                for (int j = 0; j < intentFilters.getLength(); j++) {
                    NodeList actions = ((Element) intentFilters.item(0)).getElementsByTagName("action");
                    for (int k = 0; k < actions.getLength(); k++) {
                        String action_name = ((Element) actions.item(k)).getAttribute("name");
                        addPackage(name, "\\activities\\" + action_name);
                    }

                }
            }
            copyFile(app_jar.getAbsolutePath(), SPContainer.EXTENSION_DIR + "\\jar\\" + package_name + ".jar");
            // Runtime.getRuntime().exec("copy \""+app_jar+"\" \""+SPContainer.EXTENSION_DIR+"\\jar\\"+package_name+".jar\"");

        }
    }

}

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From source file:org.openmrs.module.ModuleUtil.java

/**
 * This loops over all FILES in this jar to get the package names. If there is an empty
 * directory in this jar it is not returned as a providedPackage.
 *
 * @param file jar file to look into/*from   w ww. j a  v  a2s.  com*/
 * @return list of strings of package names in this jar
 */
public static Collection<String> getPackagesFromFile(File file) {

    // End early if we're given a non jar file
    if (!file.getName().endsWith(".jar")) {
        return Collections.<String>emptySet();
    }

    Set<String> packagesProvided = new HashSet<String>();

    JarFile jar = null;
    try {
        jar = new JarFile(file);

        Enumeration<JarEntry> jarEntries = jar.entries();
        while (jarEntries.hasMoreElements()) {
            JarEntry jarEntry = jarEntries.nextElement();
            if (jarEntry.isDirectory()) {
                // skip over directory entries, we only care about files
                continue;
            }
            String name = jarEntry.getName();

            // Skip over some folders in the jar/omod
            if (name.startsWith("lib") || name.startsWith("META-INF") || name.startsWith("web/module")) {
                continue;
            }

            Integer indexOfLastSlash = name.lastIndexOf("/");
            if (indexOfLastSlash <= 0) {
                continue;
            }
            String packageName = name.substring(0, indexOfLastSlash);

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

            if (packagesProvided.add(packageName)) {
                if (log.isTraceEnabled()) {
                    log.trace("Adding module's jarentry with package: " + packageName);
                }
            }
        }

        jar.close();
    } catch (IOException e) {
        log.error("Error while reading file: " + file.getAbsolutePath(), e);
    } finally {
        if (jar != null) {
            try {
                jar.close();
            } catch (IOException e) {
                // Ignore quietly
            }
        }
    }

    return packagesProvided;
}

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From source file:org.paxle.gui.impl.StyleManager.java

public void setStyle(String name) {
    if (name.equals("default")) {

        ((ServletManager) this.servletManager).unregisterAllResources();
        ((ServletManager) this.servletManager).addResources("/css", "/resources/templates/layout/css");
        ((ServletManager) this.servletManager).addResources("/js", "/resources/js");
        ((ServletManager) this.servletManager).addResources("/images", "/resources/images");

        return;/*from   w  ww .  j a  v a  2s .c om*/
    }

    try {
        File styleFile = new File(this.dataPath, name);
        HttpContext httpContextStyle = new HttpContextStyle(styleFile);

        JarFile styleJarFile = new JarFile(styleFile);
        Enumeration<?> jarEntryEnum = styleJarFile.entries();

        while (jarEntryEnum.hasMoreElements()) {
            JarEntry entry = (JarEntry) jarEntryEnum.nextElement();
            if (entry.isDirectory()) {
                String alias = "/" + entry.getName().substring(0, entry.getName().length() - 1);
                ((ServletManager) this.servletManager).removeResource(alias);
                ((ServletManager) this.servletManager).addResources(alias, alias, httpContextStyle);
            }
        }
    } catch (IOException e) {
        logger.error("io: " + e);
        e.printStackTrace();
    }
    return;
}

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From source file:com.l2jserver.service.game.scripting.impl.ecj.EclipseCompilerScriptClassLoader.java

/**
 * AddsLibrary jar/*from  w  w w.j  a v  a 2 s.  c  o m*/
 * 
 * @param file
 *            jar file to add
 * @throws IOException
 *             if any I/O error occur
 */
@Override
public void addLibrary(File file) throws IOException {
    URL fileURL = file.toURI().toURL();
    addURL(fileURL);

    JarFile jarFile = new JarFile(file);

    Enumeration<JarEntry> entries = jarFile.entries();
    while (entries.hasMoreElements()) {
        JarEntry entry = entries.nextElement();

        String name = entry.getName();
        if (name.endsWith(".class")) {
            name = name.substring(0, name.length() - 6);
            name = name.replace('/', '.');
            libraryClasses.add(name);
        }
    }

    jarFile.close();
}

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From source file:org.batfish.common.plugin.PluginConsumer.java

private void loadPluginJar(Path path) {
    /*/*from   www.j  a  v  a  2  s  . c  o  m*/
     * Adapted from
     * http://stackoverflow.com/questions/11016092/how-to-load-classes-at-
     * runtime-from-a-folder-or-jar Retrieved: 2016-08-31 Original Authors:
     * Kevin Crain http://stackoverflow.com/users/2688755/kevin-crain
     * Apfelsaft http://stackoverflow.com/users/1447641/apfelsaft License:
     * https://creativecommons.org/licenses/by-sa/3.0/
     */
    String pathString = path.toString();
    if (pathString.endsWith(".jar")) {
        try {
            URL[] urls = { new URL("jar:file:" + pathString + "!/") };
            URLClassLoader cl = URLClassLoader.newInstance(urls, _currentClassLoader);
            _currentClassLoader = cl;
            Thread.currentThread().setContextClassLoader(cl);
            JarFile jar = new JarFile(path.toFile());
            Enumeration<JarEntry> entries = jar.entries();
            while (entries.hasMoreElements()) {
                JarEntry element = entries.nextElement();
                String name = element.getName();
                if (element.isDirectory() || !name.endsWith(CLASS_EXTENSION)) {
                    continue;
                }
                String className = name.substring(0, name.length() - CLASS_EXTENSION.length()).replace("/",
                        ".");
                try {
                    cl.loadClass(className);
                    Class<?> pluginClass = Class.forName(className, true, cl);
                    if (!Plugin.class.isAssignableFrom(pluginClass)
                            || Modifier.isAbstract(pluginClass.getModifiers())) {
                        continue;
                    }
                    Constructor<?> pluginConstructor;
                    try {
                        pluginConstructor = pluginClass.getConstructor();
                    } catch (NoSuchMethodException | SecurityException e) {
                        throw new BatfishException(
                                "Could not find default constructor in plugin: '" + className + "'", e);
                    }
                    Object pluginObj;
                    try {
                        pluginObj = pluginConstructor.newInstance();
                    } catch (InstantiationException | IllegalAccessException | IllegalArgumentException
                            | InvocationTargetException e) {
                        throw new BatfishException(
                                "Could not instantiate plugin '" + className + "' from constructor", e);
                    }
                    Plugin plugin = (Plugin) pluginObj;
                    plugin.initialize(this);

                } catch (ClassNotFoundException e) {
                    jar.close();
                    throw new BatfishException("Unexpected error loading classes from jar", e);
                }
            }
            jar.close();
        } catch (IOException e) {
            throw new BatfishException("Error loading plugin jar: '" + path.toString() + "'", e);
        }
    }
}

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