Example usage for java.util.jar JarFile getInputStream

Introduction

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

Prototype

public synchronized InputStream getInputStream(ZipEntry ze) throws IOException 

Source Link

Document

Returns an input stream for reading the contents of the specified zip file entry.

Usage

From source file:com.liferay.ide.server.util.ServerUtil.java

public static Properties getAllCategories(IPath portalDir) {
    Properties retval = null;//from w  w  w.  j  a  va2s. c om

    File implJar = portalDir.append("WEB-INF/lib/portal-impl.jar").toFile(); //$NON-NLS-1$

    if (implJar.exists()) {
        try {
            JarFile jar = new JarFile(implJar);
            Properties categories = new Properties();
            Properties props = new Properties();
            props.load(jar.getInputStream(jar.getEntry("content/Language.properties"))); //$NON-NLS-1$
            Enumeration<?> names = props.propertyNames();

            while (names.hasMoreElements()) {
                String name = names.nextElement().toString();

                if (name.startsWith("category.")) //$NON-NLS-1$
                {
                    categories.put(name, props.getProperty(name));
                }
            }

            retval = categories;
            jar.close();
        } catch (IOException e) {
            LiferayServerCore.logError(e);
        }
    }

    return retval;
}

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

public static void copyFilesInTempDirectory() {
    try {/*from ww w  .ja v a  2s. co  m*/
        // Creation of a temp directory
        tempDirectory = FileUtils.createTempDirectory();
        Configuration conf = Configuration.instance();
        StringTokenizer resources = new StringTokenizer(conf.getProperty("program.resources"), ",");
        String resource = null;

        JarFile jarFile = new JarFile(conf.getTangaraPath());

        while (resources.hasMoreTokens()) {
            resource = resources.nextToken();
            ZipEntry entry = jarFile.getEntry(RESOURCES_DIRECTORY + resource);
            if (entry == null) {
                jarFile.close();
                throw new Exception("Resource '" + resource + "' not found");
            }
            BufferedInputStream input = new BufferedInputStream(jarFile.getInputStream(entry));
            File destinationFile = new File(tempDirectory, resource);
            destinationFile.createNewFile();
            FileUtils.copyFile(input, destinationFile);
        }
    } catch (Exception e) {
        LOG.error("error while copying program files: ", e);
    }
}

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From source file:org.wso2.carbon.integration.common.utils.FileManager.java

public static void copyJarFile(File sourceFile, String destinationDirectory) throws IOException {
    File destinationFileDirectory = new File(destinationDirectory);
    JarFile jarFile = new JarFile(sourceFile);
    String fileName = jarFile.getName();
    String fileNameLastPart = fileName.substring(fileName.lastIndexOf(File.separator));
    File destinationFile = new File(destinationFileDirectory, fileNameLastPart);
    JarOutputStream jarOutputStream = null;
    try {//from   w w w. j a v a 2 s . c om
        jarOutputStream = new JarOutputStream(new FileOutputStream(destinationFile));
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry jarEntry = entries.nextElement();
            InputStream inputStream = jarFile.getInputStream(jarEntry);
            //jarOutputStream.putNextEntry(jarEntry);
            //create a new jarEntry to avoid ZipException: invalid jarEntry compressed size
            jarOutputStream.putNextEntry(new JarEntry(jarEntry.getName()));
            byte[] buffer = new byte[4096];
            int bytesRead = 0;
            while ((bytesRead = inputStream.read(buffer)) != -1) {
                jarOutputStream.write(buffer, 0, bytesRead);
            }
            inputStream.close();
            jarOutputStream.flush();
            jarOutputStream.closeEntry();
        }
    } finally {
        if (jarOutputStream != null) {
            try {
                jarOutputStream.close();
            } catch (IOException e) {
                //ignore
            }
        }
    }
}

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From source file:com.github.sakserv.minicluster.impl.KnoxLocalCluster.java

public static boolean copyJarResourcesRecursively(final File destDir, final JarURLConnection jarConnection)
        throws IOException {

    final JarFile jarFile = jarConnection.getJarFile();

    for (final Enumeration<JarEntry> e = jarFile.entries(); e.hasMoreElements();) {
        final JarEntry entry = e.nextElement();
        if (entry.getName().startsWith(jarConnection.getEntryName())) {
            final String filename = StringUtils.removeStart(entry.getName(), //
                    jarConnection.getEntryName());

            final File f = new File(destDir, filename);
            if (!entry.isDirectory()) {
                final InputStream entryInputStream = jarFile.getInputStream(entry);
                if (!copyStream(entryInputStream, f)) {
                    return false;
                }/*w w w.j a v  a  2  s . com*/
                entryInputStream.close();
            } else {
                if (!ensureDirectoryExists(f)) {
                    throw new IOException("Could not create directory: " + f.getAbsolutePath());
                }
            }
        }
    }
    return true;
}

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From source file:org.apache.cocoon.portal.pluto.Deploy.java

/**
 * Deploy the archive//from www. j av a 2  s  .c o  m
 * Unpack the archive in the servlet engine context directory
 */
public static void deployArchive(final String webAppsDir, final String warFile, final String warFileName)
        throws IOException {
    System.out.println("Deploying '" + warFileName + "' ...");

    final String destination = webAppsDir + warFileName;

    if (debug) {
        System.out.println("  unpacking '" + warFile + "' ...");
    }
    final JarFile jarFile = new JarFile(warFile);
    final Enumeration files = jarFile.entries();
    while (files.hasMoreElements()) {
        JarEntry entry = (JarEntry) files.nextElement();

        File file = new File(destination, entry.getName());
        File dirF = new File(file.getParent());
        dirF.mkdirs();
        if (entry.isDirectory()) {
            file.mkdirs();
        } else {
            byte[] buffer = new byte[1024];
            int length = 0;
            InputStream fis = jarFile.getInputStream(entry);
            FileOutputStream fos = new FileOutputStream(file);
            while ((length = fis.read(buffer)) >= 0) {
                fos.write(buffer, 0, length);
            }
            fos.close();
        }

    }

    if (debug) {
        System.out.println("Finished!");
    }
}

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From source file:com.ms.commons.test.classloader.IntlTestURLClassPath.java

private static void expandJarTo(JarFile jarFile, String outputPath) throws IOException {
    List<JarEntry> entries = CollectionUtil.toCollection(ArrayList.class, jarFile.entries());
    for (JarEntry entry : entries) {
        if (entry.isDirectory()) {
            // ignore directory
        } else {// www .j  a v a 2s.c  o  m
            // 
            File efile = new File(outputPath, entry.getName());
            efile.getParentFile().mkdirs();
            InputStream in = new BufferedInputStream(jarFile.getInputStream(entry));
            OutputStream out = new BufferedOutputStream(new FileOutputStream(efile));
            IOUtils.copy(in, out);
            IOUtils.closeQuietly(out);
            IOUtils.closeQuietly(in);
        }
    }
}

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From source file:com.bbxiaoqu.api.util.Utils.java

/**
 * ???MD5/*from   w  w  w .j  a va  2  s  . c om*/
 */
public static String getFileSignatureMd5(String targetFile) {

    try {
        JarFile jarFile = new JarFile(targetFile);
        // ?RSA
        JarEntry jarEntry = jarFile.getJarEntry("AndroidManifest.xml");

        if (jarEntry != null) {
            InputStream is = jarFile.getInputStream(jarEntry);
            byte[] buffer = new byte[8192];
            while (is.read(buffer) > 0) {
                // do nothing
            }
            is.close();
            Certificate[] certs = jarEntry == null ? null : jarEntry.getCertificates();
            if (certs != null && certs.length > 0) {
                String rsaPublicKey = String.valueOf(certs[0].getPublicKey());
                return getMD5(rsaPublicKey);
            }
        }
    } catch (IOException e) {
        W("occur IOException when get file signature", e);
    }
    return "";
}

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From source file:com.photon.phresco.service.util.ServerUtil.java

public static InputStream getArtifactPomStream(File artifactFile) throws PhrescoException {
    String pomFile = null;/* w w  w .ja v  a2  s  . c o m*/
    if (getFileExtension(artifactFile.getName()).equals(ServerConstants.JAR_FILE)) {
        try {
            JarFile jarfile = new JarFile(artifactFile);
            for (Enumeration<JarEntry> em = jarfile.entries(); em.hasMoreElements();) {
                JarEntry jarEntry = em.nextElement();
                if (jarEntry.getName().endsWith("pom.xml")) {
                    pomFile = jarEntry.getName();
                }
            }
            if (pomFile != null) {
                ZipEntry entry = jarfile.getEntry(pomFile);
                return jarfile.getInputStream(entry);
            }
        } catch (Exception e) {
            throw new PhrescoException(e);
        }
    }
    return null;
}

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From source file:org.infoglue.deliver.portal.deploy.Deploy.java

private static int expandArchive(File warFile, File destDir) throws IOException {
    int numEntries = 0;

    if (!destDir.exists()) {
        destDir.mkdirs();//from  w ww  .j a v a 2  s  . co m
    }
    JarFile jarFile = new JarFile(warFile);
    Enumeration files = jarFile.entries();
    while (files.hasMoreElements()) {
        JarEntry entry = (JarEntry) files.nextElement();
        String fileName = entry.getName();

        File file = new File(destDir, fileName);
        File dirF = new File(file.getParent());
        dirF.mkdirs();

        if (entry.isDirectory()) {
            file.mkdirs();
        } else {
            InputStream fis = jarFile.getInputStream(entry);
            FileOutputStream fos = new FileOutputStream(file);
            copyStream(fis, fos);
            fos.close();
        }
        numEntries++;
    }
    return numEntries;
}

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From source file:ie.deri.unlp.javaservices.topicextraction.topicextractor.gate.TopicExtractorGate.java

/**
 * //from w w  w  .  j  a va  2  s .  c  om
 * Extract a directory in a JAR on the classpath to an output folder.
 * 
 * Note: User's responsibility to ensure that the files are actually in a JAR.
 * 
 * @param classInJar A class in the JAR file which is on the classpath
 * @param resourceDirectory Path to resource directory in JAR
 * @param outputDirectory Directory to write to  
 * @return String containing the path to the outputDirectory
 * @throws IOException
 */
private static String extractDirectoryFromClasspathJAR(Class<?> classInJar, String resourceDirectory,
        String outputDirectory) throws IOException {

    resourceDirectory = StringUtils.strip(resourceDirectory, "\\/") + File.separator;

    URL jar = classInJar.getProtectionDomain().getCodeSource().getLocation();
    JarFile jarFile = new JarFile(new File(jar.getFile()));

    byte[] buf = new byte[1024];
    Enumeration<JarEntry> jarEntries = jarFile.entries();
    while (jarEntries.hasMoreElements()) {
        JarEntry jarEntry = jarEntries.nextElement();
        if (jarEntry.isDirectory() || !jarEntry.getName().startsWith(resourceDirectory)) {
            continue;
        }

        String outputFileName = FilenameUtils.concat(outputDirectory, jarEntry.getName());
        //Create directories if they don't exist
        new File(FilenameUtils.getFullPath(outputFileName)).mkdirs();

        //Write file
        FileOutputStream fileOutputStream = new FileOutputStream(outputFileName);
        int n;
        InputStream is = jarFile.getInputStream(jarEntry);
        while ((n = is.read(buf, 0, 1024)) > -1) {
            fileOutputStream.write(buf, 0, n);
        }
        is.close();
        fileOutputStream.close();
    }
    jarFile.close();

    String fullPath = FilenameUtils.concat(outputDirectory, resourceDirectory);
    return fullPath;
}

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