Example usage for java.util.jar JarEntry isDirectory

List of usage examples for java.util.jar JarEntry isDirectory

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  6. isDirectory

Introduction

In this page you can find the example usage for java.util.jar JarEntry isDirectory.

Prototype

public boolean isDirectory()

Source Link

Document

Returns true if this is a directory entry.

Usage

From source file:org.colombbus.tangara.FileUtils.java

public static int extractJar(File jar, File directory) {
    JarEntry entry = null;
    File currentFile = null;/*from   www.  j  av a  2s.co  m*/
    BufferedInputStream input = null;
    JarFile jarFile = null;
    int filesCount = 0;
    try {
        jarFile = new JarFile(jar);
        Enumeration<JarEntry> entries = jarFile.entries();

        while (entries.hasMoreElements()) {
            entry = entries.nextElement();
            currentFile = new File(directory, entry.getName());
            if (entry.isDirectory()) {
                currentFile.mkdir();
            } else {
                currentFile.createNewFile();
                input = new BufferedInputStream(jarFile.getInputStream(entry));
                copyFile(input, currentFile);
                input.close();
                filesCount++;
            }
        }
    } catch (IOException e) {
        LOG.error("Error extracting JAR file " + jar.getAbsolutePath(), e);
    } finally {
        try {
            if (input != null) {
                input.close();
            }
            if (jarFile != null) {
                jarFile.close();
            }
        } catch (IOException e) {
        }
    }
    return filesCount;
}

From source file:org.lpe.common.util.system.LpeSystemUtils.java

/**
 * Extracts a file/folder identified by the URL that resides in the
 * classpath, into the destiation folder.
 * //from w  w w . ja v  a  2s .co  m
 * @param url
 *            URL of the JAR file
 * @param dirOfInterest
 *            the name of the directory of interest
 * @param dest
 *            destination folder
 * 
 * @throws IOException
 *             ...
 * @throws URISyntaxException
 *             ...
 */
public static void extractJARtoTemp(URL url, String dirOfInterest, String dest)
        throws IOException, URISyntaxException {
    if (!url.getProtocol().equals("jar")) {
        throw new IllegalArgumentException("Cannot locate the JAR file.");
    }

    // create a temp lib directory
    File tempJarDirFile = new File(dest);
    if (!tempJarDirFile.exists()) {
        boolean ok = tempJarDirFile.mkdir();
        if (!ok) {
            logger.warn("Could not create directory {}", tempJarDirFile.getAbsolutePath());
        }

    } else {
        FileUtils.cleanDirectory(tempJarDirFile);
    }

    String urlStr = url.getFile();
    // if (urlStr.startsWith("jar:file:") || urlStr.startsWith("jar:") ||
    // urlStr.startsWith("file:")) {
    // urlStr = urlStr.replaceFirst("jar:", "");
    // urlStr = urlStr.replaceFirst("file:", "");
    // }
    if (urlStr.contains("!")) {
        final int endIndex = urlStr.indexOf("!");
        urlStr = urlStr.substring(0, endIndex);
    }

    URI uri = new URI(urlStr);

    final File jarFile = new File(uri);

    logger.debug("Unpacking jar file {}...", jarFile.getAbsolutePath());

    java.util.jar.JarFile jar = null;
    InputStream is = null;
    OutputStream fos = null;
    try {
        jar = new JarFile(jarFile);
        java.util.Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            java.util.jar.JarEntry file = (JarEntry) entries.nextElement();

            String destFileName = dest + File.separator + file.getName();
            if (destFileName.indexOf(dirOfInterest + File.separator) < 0
                    && destFileName.indexOf(dirOfInterest + "/") < 0) {
                continue;
            }

            logger.debug("unpacking {}...", file.getName());

            java.io.File f = new java.io.File(destFileName);
            if (file.isDirectory()) { // if its a directory, create it
                boolean ok = f.mkdir();
                if (!ok) {
                    logger.warn("Could not create directory {}", f.getAbsolutePath());
                }
                continue;
            }
            is = new BufferedInputStream(jar.getInputStream(file));
            fos = new BufferedOutputStream(new FileOutputStream(f));

            LpeStreamUtils.pipe(is, fos);
        }

        logger.debug("Unpacking jar file done.");
    } catch (IOException e) {
        throw e;
    } finally {
        if (jar != null) {
            jar.close();
        }
        if (fos != null) {
            fos.close();
        }
        if (is != null) {
            is.close();
        }
    }
}

From source file:org.mule.util.FileUtils.java

/**
 * Extract recources contain if jar (have to in classpath)
 *
 * @param connection          JarURLConnection to jar library
 * @param outputDir           Directory for unpack recources
 * @param keepParentDirectory true -  full structure of directories is kept; false - file - removed all directories, directory - started from resource point
 * @throws IOException if any error/*from  w  ww. j  a  v a  2s .c o m*/
 */
private static void extractJarResources(JarURLConnection connection, File outputDir,
        boolean keepParentDirectory) throws IOException {
    JarFile jarFile = connection.getJarFile();
    JarEntry jarResource = connection.getJarEntry();
    Enumeration entries = jarFile.entries();
    InputStream inputStream = null;
    OutputStream outputStream = null;
    int jarResourceNameLenght = jarResource.getName().length();
    for (; entries.hasMoreElements();) {
        JarEntry entry = (JarEntry) entries.nextElement();
        if (entry.getName().startsWith(jarResource.getName())) {

            String path = outputDir.getPath() + File.separator + entry.getName();

            //remove directory struct for file and first dir for directory
            if (!keepParentDirectory) {
                if (entry.isDirectory()) {
                    if (entry.getName().equals(jarResource.getName())) {
                        continue;
                    }
                    path = outputDir.getPath() + File.separator
                            + entry.getName().substring(jarResourceNameLenght, entry.getName().length());
                } else {
                    if (entry.getName().length() > jarResourceNameLenght) {
                        path = outputDir.getPath() + File.separator
                                + entry.getName().substring(jarResourceNameLenght, entry.getName().length());
                    } else {
                        path = outputDir.getPath() + File.separator + entry.getName()
                                .substring(entry.getName().lastIndexOf("/"), entry.getName().length());
                    }
                }
            }

            File file = FileUtils.newFile(path);
            if (!file.getParentFile().exists()) {
                if (!file.getParentFile().mkdirs()) {
                    throw new IOException("Could not create directory: " + file.getParentFile());
                }
            }
            if (entry.isDirectory()) {
                if (!file.exists() && !file.mkdirs()) {
                    throw new IOException("Could not create directory: " + file);
                }

            } else {
                try {
                    inputStream = jarFile.getInputStream(entry);
                    outputStream = new BufferedOutputStream(new FileOutputStream(file));
                    IOUtils.copy(inputStream, outputStream);
                } finally {
                    IOUtils.closeQuietly(inputStream);
                    IOUtils.closeQuietly(outputStream);
                }
            }

        }
    }
}

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

private void processEntry(String path, String fileName, JarFile jar, List<Type> classes, JarEntry entry)
        throws IOException {
    if (!entry.isDirectory()) {
        String name = entry.getName();
        boolean isClass = name.endsWith(".class");
        boolean isLibrary = name.endsWith(".jar") || name.endsWith(".war") || name.endsWith(".ear");
        if (isClass) {
            ClassParser parser = new ClassParser(fileName, entry.getName());
            JavaClass javaClass = parser.parse();
            String filePath = path + File.pathSeparator + javaClass.getFileName();
            Type type = Type.create(javaClass, filePath);
            classes.add(type);//from w  w w  .j  ava  2s.  com
        } else if (isLibrary) {
            InputStream input = jar.getInputStream(entry);
            try {
                processJar(path + File.pathSeparator + entry.getName(), input, classes);
            } finally {
                input.close();
            }
        }
    }
}

From source file:org.massyframework.modules.utils.SunJdkModuleExporter.java

/**
 * ?SunJdk??//  w w  w .j av  a2s.  co  m
 * 
 * @param fileName
 * @return
 * @throws IOException
 */
protected List<String> getSunJdkPackageNames(String rtJar) throws IOException {
    Set<String> packageNames = new HashSet<String>();
    JarFile file = null;
    try {
        file = new JarFile(rtJar);
        Enumeration<JarEntry> em = file.entries();
        while (em.hasMoreElements()) {
            JarEntry entry = em.nextElement();
            if (!entry.isDirectory()) {
                String name = entry.getName();
                if (name.endsWith(".class")) {
                    int index = StringUtils.lastIndexOf(name, "/");
                    packageNames.add(StringUtils.substring(name, 0, index));
                }
            }
        }
    } finally {
        IOUtils.closeStream(file);
    }
    List<String> result = new ArrayList<String>(packageNames);
    Collections.sort(result);
    return result;
}

From source file:com.netease.hearttouch.hthotfix.HashTransformExecutor.java

public void transformJar(File inputFile, File outputFile) throws IOException {
    logger.info("HASHTRANSFORMJAR\t" + outputFile.getAbsolutePath());
    final JarFile jar = new JarFile(inputFile);
    final OutputJar outputJar = new OutputJar(outputFile);
    for (final Enumeration<JarEntry> entries = jar.entries(); entries.hasMoreElements();) {
        final JarEntry entry = entries.nextElement();
        if (entry.isDirectory()) {
            //                new File(outFile, entry.getName()).mkdirs();
            continue;
        }//from  w w  w  .  j a v a 2  s.  co m
        final InputStream is = jar.getInputStream(entry);

        try {
            byte[] bytecode = IOUtils.toByteArray(is);
            if (entry.getName().endsWith(".class")) {
                if (!extension.getGeneratePatch()) {
                    hashFileGenerator.addClass(bytecode);
                    ClassReader cr = new ClassReader(bytecode);

                    outputJar.writeEntry(entry, hackInjector.inject(cr.getClassName(), bytecode));
                } else {
                    outputJar.writeEntry(entry, bytecode);
                }
            } else {
                outputJar.writeEntry(entry, bytecode);
            }
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    outputJar.close();
}

From source file:com.netease.hearttouch.hthotfix.patch.PatchRefGeneratorTransformExecutor.java

public void transformJar(File inputFile, File outputFile) throws IOException {
    final JarFile jar = new JarFile(inputFile);
    final OutputJar outputJar = new OutputJar(outputFile);
    for (final Enumeration<JarEntry> entries = jar.entries(); entries.hasMoreElements();) {
        final JarEntry entry = entries.nextElement();
        if (entry.isDirectory()) {
            continue;
        }//from w ww  .  ja  v  a2 s  .c  o m
        final InputStream is = jar.getInputStream(entry);
        try {

            byte[] bytecode = IOUtils.toByteArray(is);
            if (entry.getName().endsWith(".class")) {
                if (extension.getGeneratePatch() && extension.getScanRef()) {
                    ClassReader cr = new ClassReader(bytecode);
                    String className = cr.getClassName();
                    if (extension.getGeneratePatch() && extension.getScanRef()) {
                        if (!refScanInstrument.isPatchClass(className.replace("/", "."))) {
                            boolean bPatchRef = refScanInstrument.hasReference(bytecode, project);
                            if (bPatchRef) {
                                patchJarHelper.writeClassToDirectory(className, bytecode);
                            }
                        }
                    }
                }
                outputJar.writeEntry(entry, bytecode);
            } else {
                outputJar.writeEntry(entry, bytecode);
            }
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    outputJar.close();
}

From source file:com.netease.hearttouch.hthotfix.patch.PatchGeneratorTransformExecutor.java

public void transformJar(File inputFile, File outputFile) throws IOException {
    final JarFile jar = new JarFile(inputFile);
    final OutputJar outputJar = new OutputJar(outputFile);
    for (final Enumeration<JarEntry> entries = jar.entries(); entries.hasMoreElements();) {
        final JarEntry entry = entries.nextElement();
        if (entry.isDirectory()) {
            continue;
        }/*from   w  w  w.  j  a v a2s  .  com*/
        final InputStream is = jar.getInputStream(entry);
        try {

            byte[] bytecode = IOUtils.toByteArray(is);
            if (entry.getName().endsWith(".class")) {
                if (extension.getGeneratePatch()) {
                    ClassReader cr = new ClassReader(bytecode);
                    String className = cr.getClassName();
                    if ((hashFileParser != null) && (hashFileParser.isChanged(className, bytecode))) {
                        patchJarHelper.writeClassToDirectory(className,
                                hackInjector.inject(className, bytecode));
                        refScanInstrument.addPatchClassName(className, hackInjector.getLastSuperName());
                    }
                }
                outputJar.writeEntry(entry, bytecode);
            } else {
                outputJar.writeEntry(entry, bytecode);
            }
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    outputJar.close();
}

From source file:br.com.uol.runas.classloader.JarClassLoader.java

private void addUrlsFromJar(URL url) throws IOException, MalformedURLException {
    final JarURLConnection jarConnection = (JarURLConnection) url.openConnection();
    jarFile = jarConnection.getJarFile();
    final Enumeration<JarEntry> entries = jarFile.entries();
    final URL jarUrl = new File(jarFile.getName()).toURI().toURL();
    final String base = jarUrl.toString();

    addURL(jarUrl);//from   w  w w.  j  av a 2  s  .  c om

    while (entries.hasMoreElements()) {
        final JarEntry entry = entries.nextElement();

        if (entry.isDirectory() || endsWithAny(entry.getName(), ".jar", ".war", ".ear")) {
            addURL(new URL(base + entry.getName()));
        }
    }
}

From source file:hudson.remoting.RegExpBenchmark.java

private List<String> getAllRTClasses() throws Exception {
    List<String> classes = new ArrayList<String>();
    // Object.class.getProtectionDomain().getCodeSource() returns null :(
    String javaHome = System.getProperty("java.home");
    JarFile jf = new JarFile(javaHome + "/lib/rt.jar");
    for (JarEntry je : Collections.list(jf.entries())) {
        if (!je.isDirectory() && je.getName().endsWith(".class")) {
            String name = je.getName().replace('/', '.');
            // remove the .class
            name = name.substring(0, name.length() - 6);
            classes.add(name);// w  ww  . j a v a 2 s  . co m
        }
    }
    jf.close();
    // add in a couple from xalan and commons just for testing...
    classes.add(new String("org.apache.commons.collections.functors.EvilClass"));
    classes.add(new String("org.codehaus.groovy.runtime.IWIllHackYou"));
    classes.add(new String("org.apache.xalan.YouAreOwned"));
    return classes;
}