Example usage for java.util.jar JarFile close

Introduction

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

Prototype

public void close() throws IOException 

Source Link

Document

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Usage

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

public static int extractJar(File jar, File directory) {
    JarEntry entry = null;//from w  w  w . j  a  v a 2s  .  co m
    File currentFile = null;
    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;
}

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From source file:org.echocat.nodoodle.classloading.FileClassLoader.java

@Override
public synchronized void close() throws IOException {
    if (!_closed) {
        _closed = true;//from  w ww . j a v a2  s .  com
        for (JarFile jarFile : _jarFiles) {
            jarFile.close();
        }
    }
}

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From source file:org.jahia.modules.serversettings.portlets.BasePortletHelper.java

/**
 * Returns a file descriptor for the modified (prepared) portlet WAR file.
 * /* w  w  w. j a  v a 2 s .co  m*/
 * @param sourcePortletWar
 *            the source portlet WAR file
 * @return a file descriptor for the modified (prepared) portlet WAR file
 * @throws IOException
 *             in case of processing error
 */
public File process(File sourcePortletWar) throws IOException {
    JarFile jar = new JarFile(sourcePortletWar);
    File dest = new File(FilenameUtils.getFullPathNoEndSeparator(sourcePortletWar.getPath()),
            FilenameUtils.getBaseName(sourcePortletWar.getName()) + ".war");
    try {
        boolean needsServerSpecificProcessing = needsProcessing(jar);
        if (portletTldsPresent(jar) && !needsServerSpecificProcessing) {
            return sourcePortletWar;
        }
        jar.close();
        final JarInputStream jarIn = new JarInputStream(new FileInputStream(sourcePortletWar));
        final Manifest manifest = jarIn.getManifest();
        final JarOutputStream jarOut;
        if (manifest != null) {
            jarOut = new JarOutputStream(new FileOutputStream(dest), manifest);
        } else {
            jarOut = new JarOutputStream(new FileOutputStream(dest));
        }

        try {
            copyEntries(jarIn, jarOut);

            process(jarIn, jarOut);

            if (!hasPortletTld) {
                addToJar("META-INF/portlet-resources/portlet.tld", "WEB-INF/portlet.tld", jarOut);
            }
            if (!hasPortlet2Tld) {
                addToJar("META-INF/portlet-resources/portlet_2_0.tld", "WEB-INF/portlet_2_0.tld", jarOut);
            }
        } finally {
            jarIn.close();
            jarOut.close();
            FileUtils.deleteQuietly(sourcePortletWar);
        }
        return dest;
    } finally {
        jar.close();
    }
}

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From source file:org.rhq.maven.plugins.ValidateMojo.java

private void validate(File agentPluginArchive, Set<File> parentPlugins) throws MojoExecutionException {
    JarFile jarFile = null;
    try {//from   www. j  a  v  a  2  s  . c om
        jarFile = new JarFile(agentPluginArchive);

        if (jarFile.getEntry("META-INF/rhq-plugin.xml") == null) {
            handleFailure("Descriptor missing");
        }
    } catch (Exception e) {
        handleException(e);
    } finally {
        if (jarFile != null) {
            try {
                jarFile.close();
            } catch (Exception e) {
                handleException(e);
            }
        }

    }

    // Run the plugin validator as a forked process
    Process process = null;
    try {
        String pluginValidatorClasspath = buildPluginValidatorClasspath(agentPluginArchive, parentPlugins);
        String javaCommand = buildJavaCommand();
        ProcessBuilder processBuilder = buildProcessBuilder(javaCommand, pluginValidatorClasspath);
        process = processBuilder.start();
        redirectOuput(process);
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            handleFailure("Invalid plugin");
        }
    } catch (Exception e) {
        handleException(e);
    } finally {
        if (process != null) {
            process.destroy();
        }
    }
}

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From source file:net.erdfelt.android.sdkfido.local.JarListing.java

private final void loadJar(File jarfile) throws IOException {
    JarFile jar = null;

    try {/*from  www . j  av a2  s.  co  m*/
        String name;
        jar = new JarFile(jarfile);
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            name = entry.getName();
            add(name);

            if (!entry.isDirectory() && name.endsWith(".class")) {
                classlist.add(name);
            }
        }
    } finally {
        if (jar != null) {
            jar.close();
        }
    }
}

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From source file:org.hyperic.hq.plugin.jboss7.JBossDetectorBase.java

final String getVersion(Map<String, String> args) {
    String version = "not found";

    File jbossAsServerJar = null;
    String mp = args.get("mp");
    List<String> modulesPAths = Arrays.asList(mp.split(File.pathSeparator));
    log.debug("[getVersion] modulesPAths=" + modulesPAths);
    for (String path : modulesPAths) {
        Collection<File> files = listFileTree(new File(path));
        for (File file : files) {
            String name = file.getName();
            if (name.startsWith("jboss-as-server") && name.endsWith(".jar")) {
                jbossAsServerJar = file;
            }/* www. java  2 s.c o  m*/
        }
    }

    if (jbossAsServerJar != null) {
        try {
            JarFile jarFile = new JarFile(jbossAsServerJar);
            log.debug("[getVersion] jboss-as-server.jar = '" + jarFile.getName() + "'");
            Attributes attributes = jarFile.getManifest().getMainAttributes();
            jarFile.close();
            version = attributes.getValue("JBossAS-Release-Version");
        } catch (IOException e) {
            log.debug("[getVersion] Error getting JBoss version (" + e + ")", e);
        }
    } else {
        log.debug("[getVersion] 'jboss-as-server.*.jar' not found.");
    }

    return version;
}

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From source file:org.rhq.enterprise.server.plugin.pc.perspective.PerspectiveServerPluginManager.java

private void undeployWars(ServerPluginEnvironment env) {
    String name = null;/*from   w w  w. j  av  a2s  .  c o  m*/
    try {
        JarFile plugin = new JarFile(env.getPluginUrl().getFile());
        try {
            for (JarEntry entry : Collections.list(plugin.entries())) {
                name = entry.getName();
                if (name.toLowerCase().endsWith(".war")) {
                    undeployWar(getDeployFile(env, entry.getName()));
                }
            }
        } finally {
            plugin.close();
        }
    } catch (Exception e) {
        this.log.error("Failed to deploy " + env.getPluginKey().getPluginName() + "#" + name, e);
    }
}

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

/**
 * Unpack matching files from a jar. Entries inside the jar that do
 * not match the given pattern will be skipped.
 *
 * @param jarFile the .jar file to unpack
 * @param toDir the destination directory into which to unpack the jar
 *///from w w w.j  a va  2  s . c  om
public static void unJar(File jarFile, File toDir) throws IOException {
    JarFile jar = new JarFile(jarFile);
    try {
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            final JarEntry entry = entries.nextElement();
            if (!entry.isDirectory()) {
                InputStream in = jar.getInputStream(entry);
                try {
                    File file = new File(toDir, entry.getName());
                    ensureDirectory(file.getParentFile());
                    OutputStream out = new FileOutputStream(file);
                    try {
                        copyBytes(in, out, 8192);
                    } finally {
                        out.close();
                    }
                } finally {
                    in.close();
                }
            }
        }
    } finally {
        jar.close();
    }
}

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From source file:org.xwiki.webjars.internal.FilesystemResourceReferenceCopier.java

void processCSS(String resourcePrefix, String resourceName, String targetPrefix,
        FilesystemExportContext exportContext) throws Exception {
    String resourcePath = String.format(CONCAT_PATH_FORMAT, resourcePrefix, resourceName);
    JarFile jar = new JarFile(getJARFile(resourcePath));
    try {//from  w w w .  j a v a2s  . c o  m
        for (Enumeration<JarEntry> enumeration = jar.entries(); enumeration.hasMoreElements();) {
            JarEntry entry = enumeration.nextElement();
            if (entry.getName().equals(resourcePath)) {
                // Read the CSS and look for url() entries...
                processCSSfile(resourcePrefix, targetPrefix, entry, jar, exportContext);
                break;
            }
        }
    } finally {
        jar.close();
    }
}

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From source file:com.wavemaker.commons.classloader.ThrowawayFileClassLoader.java

@Override
protected Class<?> findClass(String name) throws ClassNotFoundException {

    if (this.classPath == null) {
        throw new ClassNotFoundException("invalid search root: " + this.classPath);
    } else if (name == null) {
        throw new ClassNotFoundException(MessageResource.NULL_CLASS.getMessage());
    }/*  w  w  w.j a va 2 s. c o  m*/

    String classNamePath = name.replace('.', '/') + ".class";

    byte[] fileBytes = null;
    try {
        InputStream is = null;
        JarFile jarFile = null;

        for (Resource entry : this.classPath) {
            if (entry.getFilename().toLowerCase().endsWith(".jar")) {
                jarFile = new JarFile(entry.getFile());
                ZipEntry ze = jarFile.getEntry(classNamePath);

                if (ze != null) {
                    is = jarFile.getInputStream(ze);
                    break;
                } else {
                    jarFile.close();
                }
            } else {
                Resource classFile = entry.createRelative(classNamePath);
                if (classFile.exists()) {
                    is = classFile.getInputStream();
                    break;
                }
            }
        }

        if (is != null) {
            try {
                fileBytes = IOUtils.toByteArray(is);
                is.close();
            } finally {
                if (jarFile != null) {
                    jarFile.close();
                }
            }
        }
    } catch (IOException e) {
        throw new ClassNotFoundException(e.getMessage(), e);
    }

    if (name.contains(".")) {
        String packageName = name.substring(0, name.lastIndexOf('.'));
        if (getPackage(packageName) == null) {
            definePackage(packageName, "", "", "", "", "", "", null);
        }
    }

    Class<?> ret;
    if (fileBytes == null) {
        ret = ClassLoaderUtils.loadClass(name, this.parentClassLoader);
    } else {
        ret = defineClass(name, fileBytes, 0, fileBytes.length);
    }

    if (ret == null) {
        throw new ClassNotFoundException(
                "Couldn't find class " + name + " in expected classpath: " + this.classPath);
    }

    return ret;
}

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