Example usage for java.util.jar JarFile JarFile

Introduction

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

Prototype

public JarFile(File file) throws IOException 

Source Link

Document

Creates a new JarFile to read from the specified File object.

Usage

From source file:net.rim.ejde.internal.packaging.PackagingJob.java

/**
 * If the cod file represented by the given <code>codFilePath</code> contains sibling cod file, un-zip it and copy all sibling
 * cod files to the <code>destinationFolderPath</code>. If the cod file is a single cod file, just copy it to the
 * <code>destinationFolderPath</code>.
 *
 * @param codFilePath// w ww.  j  a  v  a 2 s  .  c om
 * @param destinationFolderPath
 * @throws CoreException
 */
private void copySiblingCod(IPath codFilePath, IPath destinationFolderPath) throws CoreException {
    boolean hasSiblingCod = false;
    File codFile = codFilePath.toFile();
    try {
        JarFile zipFile = new JarFile(codFile);
        Enumeration<JarEntry> entries = zipFile.entries();
        if (entries.hasMoreElements()) {
            hasSiblingCod = true;
            JarEntry entry;
            for (; entries.hasMoreElements();) {
                entry = entries.nextElement();
                if (entry.isDirectory()) {
                    // this should not happen
                    continue;
                }
                InputStream is = zipFile.getInputStream(entry);
                File outputFile = destinationFolderPath.append(entry.getName()).toFile();
                PackagingManager.copyInputStream(is,
                        new BufferedOutputStream(new FileOutputStream(outputFile)));
            }
        } else {
            hasSiblingCod = false;
        }
    } catch (IOException e) {
        if (codFile.exists()) {
            // if the cod file does not contain any sibling file, we get IOException
            hasSiblingCod = false;
        } else {
            _log.error(e);
        }
    } finally {
        if (!hasSiblingCod) {
            // if the cod file is a single cod file, copy it to the destination
            DeploymentHelper.executeCopy(codFile, destinationFolderPath.append(codFile.getName()).toFile());
        }
    }
}

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From source file:ca.weblite.xmlvm.XMLVM.java

/**
 * Finds all of the classes from a given collection of class names that reside in a 
 * given path.  It also copies the found classes into a specified destination directory.
 * @param p The path to search.//from   w w w .  j  ava2 s  .c o  m
 * @param classNames The class names to search for.
 * @param found The class names that were found in that path.
 * @param destDir The directory where found classes will be copied to.
 * @throws IOException 
 */
public void findClassesInPath(Path p, Collection<String> classNames, Set<String> found, File destDir)
        throws IOException {
    for (String part : p.list()) {
        File f = new File(part);
        if (f.isDirectory()) {
            // We have a directory
            findClassesInPath(f, f, classNames, found, destDir);
        } else if (f.getName().endsWith(".jar")) {
            // We have a jar file
            JarFile jf = new JarFile(f);
            Enumeration<JarEntry> entries = jf.entries();

            Expand expand = (Expand) getProject().createTask("unzip");
            expand.setSrc(f);
            expand.setDest(destDir);
            boolean emptySet = true;

            while (entries.hasMoreElements()) {
                JarEntry nex = entries.nextElement();
                if (nex.getName().endsWith(".class")) {
                    String foundClassName = nex.getName().replaceAll("/", ".").replaceAll("\\.class$", "");
                    if (classNames.contains(foundClassName) && !found.contains(foundClassName)) {
                        found.add(foundClassName);
                        FilenameSelector sel = new FilenameSelector();
                        sel.setName(nex.getName());
                        ZipFileSet fs = new ZipFileSet();
                        fs.setFullpath(nex.getName());
                        expand.addFileset(fs);
                        emptySet = false;
                    }
                }
            }

            if (!emptySet) {
                expand.execute();
            }

        }
    }
}

---

From source file:org.apache.tomcat.maven.plugin.tomcat7.run.AbstractExecWarMojo.java

/**
 * return file can be deleted//from www .j  a v a 2  s .  c o  m
 */
protected File addContextXmlToWar(File contextXmlFile, File warFile) throws IOException, ArchiveException {
    ArchiveOutputStream os = null;
    OutputStream warOutputStream = null;
    File tmpWar = File.createTempFile("tomcat", "war-exec");
    tmpWar.deleteOnExit();

    try {
        warOutputStream = new FileOutputStream(tmpWar);
        os = new ArchiveStreamFactory().createArchiveOutputStream(ArchiveStreamFactory.JAR, warOutputStream);
        os.putArchiveEntry(new JarArchiveEntry("META-INF/context.xml"));
        IOUtils.copy(new FileInputStream(contextXmlFile), os);
        os.closeArchiveEntry();

        JarFile jarFile = new JarFile(warFile);
        extractJarToArchive(jarFile, os, null);
        os.flush();
    } finally {
        IOUtils.closeQuietly(os);
        IOUtils.closeQuietly(warOutputStream);
    }
    return tmpWar;
}

---

From source file:org.apache.axis2.jaxws.description.builder.JAXWSRIWSDLGenerator.java

/**
 * Walk the classloader hierarchy and add to the classpath
 *
 * @param cl//from w  ww .  j a  v  a 2s .  c om
 * @param classpath
 */
private static void fillClassPath(ClassLoader cl, HashSet classpath) {
    while (cl != null) {
        if (cl instanceof URLClassLoader) {
            URL[] urls = ((URLClassLoader) cl).getURLs();
            for (int i = 0; (urls != null) && i < urls.length; i++) {
                String path = urls[i].getPath();
                //If it is a drive letter, adjust accordingly.
                if (path.length() >= 3 && path.charAt(0) == '/' && path.charAt(2) == ':')
                    path = path.substring(1);
                addPath(classpath, URLDecoder.decode(path));

                // if its a jar extract Class-Path entries from manifest
                File file = new File(urls[i].getFile());
                if (file.isFile()) {
                    FileInputStream fis = null;
                    try {
                        fis = new FileInputStream(file);
                        if (isJar(fis)) {
                            JarFile jar = new JarFile(file);
                            Manifest manifest = jar.getManifest();
                            if (manifest != null) {
                                Attributes attributes = manifest.getMainAttributes();
                                if (attributes != null) {
                                    String s = attributes.getValue(Attributes.Name.CLASS_PATH);
                                    String base = file.getParent();
                                    if (s != null) {
                                        StringTokenizer st = new StringTokenizer(s, " ");
                                        while (st.hasMoreTokens()) {
                                            String t = st.nextToken();
                                            addPath(classpath, base + File.separatorChar + t);
                                        }
                                    }
                                }
                            }
                        }
                    } catch (IOException ioe) {
                    } finally {
                        if (fis != null) {
                            try {
                                fis.close();
                            } catch (IOException ioe2) {
                            }
                        }
                    }
                }
            }
        }
        cl = cl.getParent();
    }
}

---

From source file:org.apache.juddi.config.Install.java

private static List<String> getPublishers(Configuration config) throws ConfigurationException {
    List<String> publishers = new ArrayList<String>();
    String basePath = JUDDI_CUSTOM_INSTALL_DATA_DIR;
    URL url = ClassUtil.getResource(JUDDI_CUSTOM_INSTALL_DATA_DIR, Install.class);
    if (url == null) {
        url = ClassUtil.getResource(JUDDI_INSTALL_DATA_DIR, Install.class);
        basePath = JUDDI_INSTALL_DATA_DIR;
    }/* w  w  w.  jav  a  2  s . c om*/

    String path = null;
    if ("vfsfile".equals(url.getProtocol())) {
        try {
            path = url.toURI().getPath();
        } catch (URISyntaxException e) {
            throw new ConfigurationException(e);
        }
    } else {
        path = url.getPath();
    }

    File dir = new File(path);
    String rootPublisherStr = config.getString(Property.JUDDI_ROOT_PUBLISHER);
    if (dir.exists()) {
        log.debug("Discovering the Publisher XML data files in directory: " + path);
        File[] files = dir.listFiles(new PublisherFileFilter());
        for (File f : files) {
            String publisher = f.getName().substring(0, f.getName().indexOf(FILE_PUBLISHER));
            if (!rootPublisherStr.equalsIgnoreCase(publisher)) {
                publishers.add(publisher);
            }
        }
    } else {
        String[] paths = {};
        Enumeration<JarEntry> en = null;
        try {

            if (path.indexOf("!") > 0) {
                paths = path.split("!");
                en = new JarFile(new File(new URI(paths[0]))).entries();
            } else {
                // Handle Windows / jboss-5.1.0 case
                if (path.indexOf(".jar") > 0) {
                    paths = path.split(".jar");
                    paths[0] = paths[0] + ".jar";
                    en = new JarFile(new File(paths[0])).entries();
                }
            }
            if (paths.length > 0) {
                log.debug("Discovering the Publisher XML data files in jar: " + paths[0]);
                while (en.hasMoreElements()) {
                    String name = en.nextElement().getName();
                    if (name.startsWith(basePath) && name.endsWith(FILE_PUBLISHER)) {
                        log.debug("Found publisher file=" + name);
                        String publisher = name.substring(basePath.length(), name.indexOf(FILE_PUBLISHER));
                        if (!rootPublisherStr.equalsIgnoreCase(publisher)) {
                            publishers.add(publisher);
                        }
                    }
                }
            } else {
                log.info("No custom configuration files where found in " + path);
            }
        } catch (IOException e) {
            throw new ConfigurationException(e);
        } catch (URISyntaxException e) {
            throw new ConfigurationException(e);
        }
    }
    return publishers;
}

---

From source file:org.apache.storm.utils.ServerUtils.java

public void extractDirFromJarImpl(String jarpath, String dir, File destdir) {
    try (JarFile jarFile = new JarFile(jarpath)) {
        Enumeration<JarEntry> jarEnums = jarFile.entries();
        while (jarEnums.hasMoreElements()) {
            JarEntry entry = jarEnums.nextElement();
            if (!entry.isDirectory() && entry.getName().startsWith(dir)) {
                File aFile = new File(destdir, entry.getName());
                aFile.getParentFile().mkdirs();
                try (FileOutputStream out = new FileOutputStream(aFile);
                        InputStream in = jarFile.getInputStream(entry)) {
                    IOUtils.copy(in, out);
                }/*w  w  w  .j a  v a 2s  .  c  om*/
            }
        }
    } catch (IOException e) {
        LOG.info("Could not extract {} from {}", dir, jarpath);
    }
}

---

From source file:eu.stratosphere.yarn.Client.java

private File generateDefaultConf(Path localJarPath) throws IOException, FileNotFoundException {
    JarFile jar = null;/*  ww w  . j a  va2  s. c o m*/
    try {
        jar = new JarFile(localJarPath.toUri().getPath());
    } catch (FileNotFoundException fne) {
        LOG.fatal("Unable to access jar file. Specify jar file or configuration file.", fne);
        System.exit(1);
    }
    InputStream confStream = jar.getInputStream(jar.getEntry("stratosphere-conf.yaml"));

    if (confStream == null) {
        LOG.warn("Given jar file does not contain yaml conf.");
        confStream = this.getClass().getResourceAsStream("stratosphere-conf.yaml");
        if (confStream == null) {
            throw new RuntimeException("Unable to find stratosphere-conf in jar file");
        }
    }
    File outFile = new File("stratosphere-conf.yaml");
    if (outFile.exists()) {
        throw new RuntimeException("File unexpectedly exists");
    }
    FileOutputStream outputStream = new FileOutputStream(outFile);
    int read = 0;
    byte[] bytes = new byte[1024];
    while ((read = confStream.read(bytes)) != -1) {
        outputStream.write(bytes, 0, read);
    }
    confStream.close();
    outputStream.close();
    jar.close();
    return outFile;
}

---

From source file:UnpackedJarFile.java

public NestedJarFile(JarFile jarFile, String path) throws IOException {
    super(DeploymentUtil.DUMMY_JAR_FILE);

    // verify that the jar actually contains that path
    JarEntry targetEntry = jarFile.getJarEntry(path + "/");
    if (targetEntry == null) {
        targetEntry = jarFile.getJarEntry(path);
        if (targetEntry == null) {
            throw new IOException("Jar entry does not exist: jarFile=" + jarFile.getName() + ", path=" + path);
        }//from   w  ww  .j av a  2 s . c om
    }

    if (targetEntry.isDirectory()) {
        if (targetEntry instanceof UnpackedJarEntry) {
            //unpacked nested module inside unpacked ear
            File targetFile = ((UnpackedJarEntry) targetEntry).getFile();
            baseJar = new UnpackedJarFile(targetFile);
            basePath = "";
        } else {
            baseJar = jarFile;
            if (!path.endsWith("/")) {
                path += "/";
            }
            basePath = path;
        }
    } else {
        if (targetEntry instanceof UnpackedJarEntry) {
            // for unpacked jars we don't need to copy the jar file
            // out to a temp directory, since it is already available
            // as a raw file
            File targetFile = ((UnpackedJarEntry) targetEntry).getFile();
            baseJar = new JarFile(targetFile);
            basePath = "";
        } else {
            tempFile = DeploymentUtil.toFile(jarFile, targetEntry.getName());
            baseJar = new JarFile(tempFile);
            basePath = "";
        }
    }
}

---

From source file:massbank.admin.VersionManager.java

/**
 * jart@Co?[W?/*w w w . ja  va  2s .  com*/
 * @param path t@CpX
 * @return o?[W?
 */
private VersionInfo getVerJarFile(String path) {
    VersionInfo verInfo = null;
    try {
        // }jtFXgo?[W?
        JarFile jar = new JarFile(new File(path));
        Manifest manifest = jar.getManifest();
        Attributes attributes = manifest.getMainAttributes();
        String item1 = attributes.getValue("Implementation-Version");
        if (item1 == null) {
            item1 = "-";
        }
        // Xy?[X?o?[Wt?o
        String[] item2 = item1.trim().split(" ");
        String ver = item2[0];
        String date = "-";
        if (item2.length > 1) {
            date = item2[1];
        }
        verInfo = new VersionInfo(null, ver, date);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return verInfo;
}

---

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