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:org.rhq.enterprise.server.plugin.pc.perspective.PerspectiveServerPluginManager.java

private void deployEmbeddedWars(ServerPluginEnvironment env) {
    String name = null;/* ww w . java 2 s .c  om*/
    try {
        JarFile pluginJarFile = new JarFile(env.getPluginUrl().getFile());
        try {
            for (JarEntry entry : Collections.list(pluginJarFile.entries())) {
                name = entry.getName();
                if (name.toLowerCase().endsWith(".war")) {
                    deployWar(env, entry.getName(), pluginJarFile.getInputStream(entry));
                }
            }
        } finally {
            pluginJarFile.close();
        }
    } catch (Exception e) {
        Throwable t = (e instanceof MBeanException) ? e.getCause() : e;
        log.error("Failed to deploy " + env.getPluginKey().getPluginName() + "#" + name, t);
    }
}

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From source file:org.spoutcraft.launcher.launch.MinecraftClassLoader.java

private void index(File file) throws IOException {
    JarFile jar = null;
    try {/*from w  w w . jav  a  2s .co  m*/
        jar = new JarFile(file);
        Enumeration<JarEntry> i = jar.entries();
        while (i.hasMoreElements()) {
            JarEntry entry = i.nextElement();
            if (entry.getName().endsWith(".class")) {
                String name = entry.getName();
                name = name.replace("/", ".").substring(0, name.length() - 6);
                classLocations.put(name, file);
            }
        }
    } catch (IOException e) {
        throw e;
    } finally {
        if (jar != null) {
            try {
                jar.close();
            } catch (IOException ignore) {
            }
        }
    }
}

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From source file:com.netflix.nicobar.core.archive.JarScriptArchive.java

protected JarScriptArchive(ScriptModuleSpec moduleSpec, Path jarPath, String moduleSpecEntry, long createTime)
        throws IOException {
    this.createTime = createTime;
    this.moduleSpec = Objects.requireNonNull(moduleSpec, "moduleSpec");
    Objects.requireNonNull(jarPath, "jarFile");
    if (!jarPath.isAbsolute())
        throw new IllegalArgumentException("jarPath must be absolute.");

    // initialize the index
    JarFile jarFile = new JarFile(jarPath.toFile());
    Set<String> indexBuilder;
    try {//  ww  w .  j a v a  2 s. c  o m
        Enumeration<JarEntry> jarEntries = jarFile.entries();
        indexBuilder = new HashSet<String>();
        while (jarEntries.hasMoreElements()) {
            JarEntry jarEntry = jarEntries.nextElement();
            // Skip adding moduleSpec to archive entries
            if (jarEntry.getName().equals(moduleSpecEntry)) {
                continue;
            }

            if (!jarEntry.isDirectory()) {
                indexBuilder.add(jarEntry.getName());
            }
        }
    } finally {
        jarFile.close();
    }

    entryNames = Collections.unmodifiableSet(indexBuilder);

    rootUrl = jarPath.toUri().toURL();
}

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From source file:org.lnicholls.galleon.app.AppDescriptor.java

public AppDescriptor(File jar) throws IOException, AppException {
    mJar = jar;/*from  w  w w  . j  a  v  a 2 s. c  om*/

    JarFile zipFile = new JarFile(jar);
    Enumeration entries = zipFile.entries();
    while (entries.hasMoreElements()) {
        ZipEntry entry = (ZipEntry) entries.nextElement();
        String name = entry.getName();
        if (name.toUpperCase().equals(JarFile.MANIFEST_NAME)) {
            InputStream in = null;
            try {
                in = zipFile.getInputStream(entry);
                Manifest manifest = new Manifest(in);
                Attributes attributes = manifest.getMainAttributes();
                if (attributes.getValue("Main-Class") != null) {
                    mClassName = (String) attributes.getValue("Main-Class");
                    if (attributes.getValue("HME-Arguments") != null)
                        mArguments = (String) attributes.getValue("HME-Arguments");
                    if (attributes.getValue(TITLE) != null)
                        mTitle = (String) attributes.getValue(TITLE);
                    if (attributes.getValue(RELEASE_DATE) != null)
                        mReleaseDate = (String) attributes.getValue(RELEASE_DATE);
                    if (attributes.getValue(DESCRIPTION) != null)
                        mDescription = (String) attributes.getValue(DESCRIPTION);
                    if (attributes.getValue(DOCUMENTATION) != null)
                        mDocumentation = (String) attributes.getValue(DOCUMENTATION);
                    if (attributes.getValue(AUTHOR_NAME) != null)
                        mAuthorName = (String) attributes.getValue(AUTHOR_NAME);
                    if (attributes.getValue(AUTHOR_EMAIL) != null)
                        mAuthorEmail = (String) attributes.getValue(AUTHOR_EMAIL);
                    if (attributes.getValue(AUTHOR_HOMEPAGE) != null)
                        mAuthorHomepage = (String) attributes.getValue(AUTHOR_HOMEPAGE);
                    if (attributes.getValue(VERSION) != null)
                        mVersion = (String) attributes.getValue(VERSION);
                    if (attributes.getValue(CONFIGURATION) != null)
                        mConfiguration = (String) attributes.getValue(CONFIGURATION);
                    if (attributes.getValue(CONFIGURATION_PANEL) != null)
                        mConfigurationPanel = (String) attributes.getValue(CONFIGURATION_PANEL);
                    if (attributes.getValue(TAGS) != null)
                        mTags = (String) attributes.getValue(TAGS);
                }

                if (mTitle == null) {
                    mTitle = jar.getName().substring(0, jar.getName().indexOf('.'));
                }
            } catch (Exception ex) {
                Tools.logException(AppDescriptor.class, ex, "Cannot get descriptor: " + jar.getAbsolutePath());
            } finally {
                if (in != null) {
                    try {
                        in.close();
                        in = null;
                    } catch (Exception ex) {
                    }
                }
            }
            break;
        }
    }
    zipFile.close();
}

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From source file:javadepchecker.Main.java

/**
 * Scan jar for classes to be processed by ASM
 *
 * @param jar jar file to be processed//  ww  w  .j av a2 s  . c om
 * @throws IOException
 */
public void processJar(JarFile jar) throws IOException {
    Collections.list(jar.entries()).stream()
            .filter((JarEntry entry) -> (!entry.isDirectory() && entry.getName().endsWith("class")))
            .forEach((JarEntry entry) -> {
                InputStream is = null;
                try {
                    Main.this.mCurrent.add(entry.getName());
                    is = jar.getInputStream(entry);
                    new ClassReader(is).accept(Main.this, 0);
                } catch (IOException ex) {
                    Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
                } finally {
                    try {
                        if (is != null)
                            is.close();
                    } catch (IOException ex) {
                        Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            });
}

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From source file:de.knurt.fam.plugin.DefaultPluginResolver.java

private void initPlugins() {
    File pluginDirectory = new File(FamConnector.me().getPluginDirectory());
    if (pluginDirectory.exists() && pluginDirectory.isDirectory() && pluginDirectory.canRead()) {
        File[] files = pluginDirectory.listFiles();
        ClassLoader currentThreadClassLoader = Thread.currentThread().getContextClassLoader();
        for (File file : files) {
            if (file.isFile() && file.getName().toLowerCase().endsWith("jar")) {
                JarFile jar = null;
                try {
                    jar = new JarFile(file.getAbsoluteFile().toString());
                    Enumeration<JarEntry> jarEntries = jar.entries();
                    while (jarEntries.hasMoreElements()) {
                        JarEntry entry = jarEntries.nextElement();
                        if (entry.getName().toLowerCase().endsWith("class")) {
                            String className = entry.getName().replaceAll("/", ".").replaceAll("\\.class$", "");
                            // @SuppressWarnings("resource") // classLoader must not be closed, getting an "IllegalStateException: zip file closed" otherwise
                            URLClassLoader classLoader = new URLClassLoader(new URL[] { file.toURI().toURL() },
                                    currentThreadClassLoader);
                            Class<?> cl = classLoader.loadClass(className);
                            if (this.isPlugin(cl)) {
                                Plugin plugin = (Plugin) cl.newInstance();
                                this.plugins.add(plugin);
                            }/*from  w w w .ja  v  a  2  s  .  c o  m*/
                        }
                    }
                } catch (IllegalAccessException e) {
                    e.printStackTrace();
                    FamLog.logException(this.getClass(), e, "failed to load plugin", 201010091426l);
                } catch (InstantiationException e) {
                    e.printStackTrace();
                    FamLog.logException(this.getClass(), e, "failed to load plugin", 201010091424l);
                } catch (ClassNotFoundException e) {
                    e.printStackTrace();
                    FamLog.logException(this.getClass(), e, "failed to load plugin", 201010091425l);
                } catch (IOException e) {
                    e.printStackTrace();
                    FamLog.logException(this.getClass(), e, "failed to load plugin", 201010091351l);
                } finally {
                    try {
                        jar.close();
                    } catch (Exception e) {
                    }
                }
            }
        }
        for (Plugin plugin : this.plugins) {
            boolean found = false;
            if (this.implementz(plugin.getClass(), RegisterSubmission.class)) {
                if (found == true) {
                    throw new PluginConfigurationException("Found more than one RegisterSubmission classes");
                    // TODO #19 supply a solution Ticket
                }
                this.registerSubmission = (RegisterSubmission) plugin;
                found = true;
            }
        }
        for (Plugin plugin : this.plugins) {
            plugin.start();
        }
    }
    // search plugin
    if (this.registerSubmission == null) {
        this.registerSubmission = new DefaultRegisterSubmission();
    }
}

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From source file:org.wisdom.resources.WebJarDeployer.java

private FileWebJarLib expand(DetectedWebJar lib, JarFile jar) {
    File out = new File(cache, lib.id);
    Enumeration<? extends ZipEntry> entries = jar.entries();
    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();
        if (entry.getName().startsWith(WebJarController.WEBJAR_LOCATION) && !entry.isDirectory()) {
            // Compute destination.
            File output = new File(out, entry.getName().substring(WebJarController.WEBJAR_LOCATION.length()));
            InputStream stream = null;
            try {
                stream = jar.getInputStream(entry);
                boolean made = output.getParentFile().mkdirs();
                LOGGER.debug("{} directory created : {} ", output.getParentFile().getAbsolutePath(), made);
                FileUtils.copyInputStreamToFile(stream, output);
            } catch (IOException e) {
                LOGGER.error("Cannot unpack " + entry.getName() + " from " + lib.file.getName(), e);
                return null;
            } finally {
                IOUtils.closeQuietly(stream);
            }//from www .j  ava2s  .co m
        }
    }
    File root = new File(out, lib.name + "/" + lib.version);
    return new FileWebJarLib(lib.name, lib.version, root, lib.file.getName());
}

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From source file:org.hyperic.hq.plugin.activemq.EmbeddedActiveMQServerDetector.java

@Override
protected File findVersionFile(File dir, Pattern pattern) {
    File res = null;//from   ww  w. j  ava2  s . co  m
    log.debug("[findVersionFile] dir=" + dir + " pattern=" + pattern);
    if (!dir.exists()) {
        log.debug("File '" + dir + "' Not Found");
        return null;
    }
    // In an Embedded ActiveMQ instance, we know we are starting with
    // CATALINA_BASE
    // Give preferential search treatment to webapps/*/WEB-INF/lib for
    // performance gains
    File libDir = new File(dir, "lib");
    if (libDir.exists()) {
        File versionFile = super.findVersionFile(libDir, pattern);
        if (versionFile != null) {
            res = versionFile;
        }
    }

    if (res == null) {
        File webappsDir = new File(dir, "webapps");
        if (webappsDir.exists()) {
            for (File app : webappsDir.listFiles()) {
                if (app.isDirectory()) {
                    File wlibDir = new File(app, "WEB-INF" + File.separator + "lib");
                    if (wlibDir.exists()) {
                        File versionFile = super.findVersionFile(wlibDir, pattern);
                        if (versionFile != null) {
                            res = versionFile;
                        }
                    }
                } else if (app.getName().endsWith(".war")) {
                    JarFile war = null;
                    try {
                        war = new JarFile(app);
                        Enumeration<JarEntry> files = war.entries();
                        while (files.hasMoreElements()) {
                            final String fileName = files.nextElement().toString();
                            if (pattern.matcher(fileName).find()) {
                                res = new File(app + "!" + fileName);
                                break;
                            }
                        }
                    } catch (IOException ex) {
                        log.debug("Error: '" + app + "': " + ex.getMessage(), ex);
                    } finally {
                        if (war != null) {
                            try {
                                war.close();
                            } catch (IOException e) {
                                log.debug("Unable to close war file: " + e.getMessage(), e);
                            }
                        }
                    }
                }
            }
        }
    }

    if ((res == null) && recursive) {
        res = super.findVersionFile(dir, pattern);
    }

    log.debug("[findVersionFile] res=" + res);
    return res;
}

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From source file:io.fabric8.insight.log.support.LogQuerySupport.java

protected String jarIndex(JarFile jarFile) {
    StringBuilder buffer = new StringBuilder();
    Enumeration<JarEntry> entries = jarFile.entries();
    while (entries.hasMoreElements()) {
        JarEntry entry = entries.nextElement();
        addJarEntryToIndex(entry, buffer);
    }//from  www.j a v  a 2s.  c  o  m
    return buffer.toString();
}

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From source file:net.sf.mavenjython.JythonMojo.java

public Collection<File> extractJarToDirectory(File jar, File outputDirectory) throws MojoExecutionException {
    getLog().info("extracting " + jar);
    JarFile ja = openJarFile(jar);
    Enumeration<JarEntry> en = ja.entries();
    Collection<File> files = extractAllFiles(outputDirectory, ja, en);
    closeFile(ja);//from  ww  w.  j av a  2s.  co m
    return files;
}

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