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:com.netflix.nicobar.core.persistence.JarArchiveRepository.java

@Override
public void insertArchive(JarScriptArchive jarScriptArchive) throws IOException {
    Objects.requireNonNull(jarScriptArchive, "jarScriptArchive");
    ScriptModuleSpec moduleSpec = jarScriptArchive.getModuleSpec();
    ModuleId moduleId = moduleSpec.getModuleId();
    Path moduleJarPath = getModuleJarPath(moduleId);
    Files.deleteIfExists(moduleJarPath);
    JarFile sourceJarFile;
    try {//from   w  w  w  .j  av  a  2  s  .co  m
        sourceJarFile = new JarFile(jarScriptArchive.getRootUrl().toURI().getPath());
    } catch (URISyntaxException e) {
        throw new IOException(e);
    }
    JarOutputStream destJarFile = new JarOutputStream(new FileOutputStream(moduleJarPath.toFile()));
    try {
        String moduleSpecFileName = moduleSpecSerializer.getModuleSpecFileName();
        Enumeration<JarEntry> sourceEntries = sourceJarFile.entries();
        while (sourceEntries.hasMoreElements()) {
            JarEntry sourceEntry = sourceEntries.nextElement();
            if (sourceEntry.getName().equals(moduleSpecFileName)) {
                // avoid double entry for module spec
                continue;
            }
            destJarFile.putNextEntry(sourceEntry);
            if (!sourceEntry.isDirectory()) {
                InputStream inputStream = sourceJarFile.getInputStream(sourceEntry);
                IOUtils.copy(inputStream, destJarFile);
                IOUtils.closeQuietly(inputStream);
            }
            destJarFile.closeEntry();
        }
        // write the module spec
        String serialized = moduleSpecSerializer.serialize(moduleSpec);
        JarEntry moduleSpecEntry = new JarEntry(moduleSpecSerializer.getModuleSpecFileName());
        destJarFile.putNextEntry(moduleSpecEntry);
        IOUtils.write(serialized, destJarFile);
        destJarFile.closeEntry();
    } finally {
        IOUtils.closeQuietly(sourceJarFile);
        IOUtils.closeQuietly(destJarFile);
    }
    // update the timestamp on the jar file to indicate that the module has been updated
    Files.setLastModifiedTime(moduleJarPath, FileTime.fromMillis(jarScriptArchive.getCreateTime()));
}

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From source file:org.kantega.revoc.source.MavenSourceArtifactSourceSource.java

private MavenSourceInfo parseInfo(String filePath, URL resource) {

    File file = new File(filePath);

    JarFile jarFile = null;
    boolean isNewFile = false;
    try {//from   ww w . java  2 s  .  c o m
        URLConnection urlConnection = resource.openConnection();
        if (urlConnection instanceof JarURLConnection) {
            jarFile = ((JarURLConnection) urlConnection).getJarFile();
        } else {
            jarFile = new JarFile(file);
            isNewFile = true;
        }
        Enumeration<JarEntry> entries = jarFile.entries();
        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();
            String prefix = "META-INF/maven/";
            String propSuffix = "/pom.properties";

            if (entry.getName().startsWith(prefix) && entry.getName().endsWith(propSuffix)) {
                Properties props = new Properties();
                InputStream inputStream = jarFile.getInputStream(entry);
                props.load(inputStream);
                inputStream.close();
                String groupId = props.getProperty("groupId");
                String artifactId = props.getProperty("artifactId");
                String version = props.getProperty("version");

                if (file.getName().startsWith(artifactId + "-" + version)) {
                    return new MavenSourceInfo(groupId, artifactId, version);
                }

            }
        }
        return null;
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        if (isNewFile) {
            if (jarFile != null) {
                try {
                    jarFile.close();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
        }
    }
}

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From source file:edu.stanford.muse.email.JarDocCache.java

public Set<Integer> getAllContentIdxs(String prefix) throws IOException, ClassNotFoundException {
    Set<Integer> result = new LinkedHashSet<Integer>();
    JarFile jarFile = null;
    String fname = baseDir + File.separator + prefix + ".contents";
    try {/* w w w.  j  ava2s  .  c  o m*/
        jarFile = new JarFile(fname);
    } catch (Exception e) {
        log.info("No Jar file exists: " + fname);
    }
    if (jarFile == null)
        return result;

    Enumeration<JarEntry> entries = jarFile.entries();
    String suffix = ".content";
    while (entries.hasMoreElements()) {
        JarEntry je = entries.nextElement();
        String s = je.getName();
        if (!s.endsWith(suffix))
            continue;
        String idx_str = s.substring(0, s.length() - suffix.length());
        int index = -1;
        try {
            index = Integer.parseInt(idx_str);
        } catch (Exception e) {
            log.error("Funny file in header: " + index);
        }

        result.add(index);
    }
    return result;
}

---

From source file:edu.stanford.muse.email.JarDocCache.java

public Map<Integer, Document> getAllHeaders(String prefix) throws IOException, ClassNotFoundException {
    Map<Integer, Document> result = new LinkedHashMap<Integer, Document>();
    JarFile jarFile = null;
    String fname = baseDir + File.separator + prefix + ".headers";
    try {/*from  w  ww.  java 2s  . co  m*/
        jarFile = new JarFile(fname);
    } catch (Exception e) {
        log.info("No Jar file exists: " + fname);
    }
    if (jarFile == null)
        return result;

    Enumeration<JarEntry> entries = jarFile.entries();
    String suffix = ".header";
    while (entries.hasMoreElements()) {
        JarEntry je = entries.nextElement();
        String s = je.getName();
        if (!s.endsWith(suffix))
            continue;
        String idx_str = s.substring(0, s.length() - suffix.length());
        int index = -1;
        try {
            index = Integer.parseInt(idx_str);
        } catch (Exception e) {
            log.error("Funny file in header: " + index);
        }

        ObjectInputStream ois = new ObjectInputStream(jarFile.getInputStream(je));
        Document ed = (Document) ois.readObject();
        ois.close();
        result.put(index, ed);
    }
    return result;
}

---

From source file:org.guvnor.m2repo.backend.server.M2RepositoryServiceImplTest.java

@Test
public void testDeployArtifact() throws Exception {
    deployArtifact(gavBackend);/*from  w  ww .  ja  v a 2 s  .co  m*/

    Collection<File> files = repo.listFiles();

    boolean found = false;
    for (File file : files) {
        String fileName = file.getName();
        if (fileName.startsWith("guvnor-m2repo-editor-backend-0.0.1") && fileName.endsWith(".jar")) {
            found = true;
            String path = file.getPath();
            String jarPath = path.substring(GuvnorM2Repository.M2_REPO_DIR.length() + 1);
            String pom = GuvnorM2Repository.getPomText(jarPath);
            assertNotNull(pom);
            break;
        }
    }

    assertTrue("Did not find expected file after calling M2Repository.addFile()", found);

    // Test get artifact file
    File file = repo.getArtifactFileFromRepository(gavBackend);
    assertNotNull("Empty file for artifact", file);
    JarFile jarFile = new JarFile(file);
    int count = 0;

    String lastEntryName = null;
    for (Enumeration<JarEntry> entries = jarFile.entries(); entries.hasMoreElements();) {
        ++count;
        JarEntry entry = entries.nextElement();
        assertNotEquals("Endless loop.", lastEntryName, entry.getName());
    }
    assertTrue("Empty jar file!", count > 0);
}

---

From source file:org.jahia.data.templates.ModulesPackage.java

private ModulesPackage(JarFile jarFile) throws IOException {
    modules = new LinkedHashMap<String, PackagedModule>();
    Attributes manifestAttributes = jarFile.getManifest().getMainAttributes();
    version = new Version(manifestAttributes.getValue(Constants.ATTR_NAME_JAHIA_PACKAGE_VERSION));
    name = manifestAttributes.getValue(Constants.ATTR_NAME_JAHIA_PACKAGE_NAME);
    description = manifestAttributes.getValue(Constants.ATTR_NAME_JAHIA_PACKAGE_DESCRIPTION);
    // read jars/*from ww  w  . j a  v a 2  s.  c  om*/
    Enumeration<JarEntry> jars = jarFile.entries();

    while (jars.hasMoreElements()) {
        JarEntry jar = jars.nextElement();
        JarFile moduleJarFile = null;
        OutputStream output = null;
        if (StringUtils.endsWith(jar.getName(), ".jar")) {
            try {
                InputStream input = jarFile.getInputStream(jar);
                File moduleFile = File.createTempFile(jar.getName(), "");
                output = new FileOutputStream(moduleFile);
                int read = 0;
                byte[] bytes = new byte[1024];

                while ((read = input.read(bytes)) != -1) {
                    output.write(bytes, 0, read);
                }
                moduleJarFile = new JarFile(moduleFile);
                Attributes moduleManifestAttributes = moduleJarFile.getManifest().getMainAttributes();
                String bundleName = moduleManifestAttributes.getValue(Constants.ATTR_NAME_BUNDLE_SYMBOLIC_NAME);
                String jahiaGroupId = moduleManifestAttributes.getValue(Constants.ATTR_NAME_GROUP_ID);
                if (bundleName == null || jahiaGroupId == null) {
                    throw new IOException(
                            "Jar file " + jar.getName() + " in package does not seems to be a DX bundle.");
                }
                modules.put(bundleName, new PackagedModule(bundleName, moduleManifestAttributes, moduleFile));
            } finally {
                IOUtils.closeQuietly(output);
                if (moduleJarFile != null) {
                    moduleJarFile.close();
                }
            }
        }
    }

    // we finally sort modules based on dependencies
    try {
        sortByDependencies(modules);
    } catch (CycleDetectedException e) {
        throw new JahiaRuntimeException("A cyclic dependency detected in the modules of the supplied package",
                e);
    }
}

---

From source file:org.mentawai.annotations.ApplicationManagerWithAnnotations.java

@SuppressWarnings("rawtypes")
private void findAnnotatedClasses(String resources) throws IOException {
    ClassLoader cl = Thread.currentThread().getContextClassLoader();
    Enumeration<URL> urls = cl.getResources(resources);
    while (urls.hasMoreElements()) {
        URL url = urls.nextElement();
        if (url.getProtocol().equals("file")) {
            File file = new File(url.getFile());
            findAnnotatedClass(file);/*from ww w.  j a v a 2 s .co m*/
        } else if (url.getProtocol().equals("jar")) {
            URL urlJar = new URL(url.getFile().split("\\!")[0]);
            JarFile jarFile;
            try {
                jarFile = new JarFile(new File(urlJar.toURI().getPath()));
            } catch (URISyntaxException ex) {
                Logger.getLogger(ApplicationManagerWithAnnotations.class.getName()).log(Level.SEVERE, null, ex);
                continue;
            }
            Enumeration<JarEntry> entries = jarFile.entries();
            while (entries.hasMoreElements()) {
                JarEntry entry = entries.nextElement();
                if (getPackageTestJar().matcher(entry.getName()).matches()
                        && entry.getName().endsWith(".class")) {
                    String className = entry.getName().replace('/', '.').substring(0,
                            entry.getName().length() - 6);
                    try {
                        Class klass = Class.forName(className);
                        if (BaseAction.class.isAssignableFrom(klass)) {
                            System.out.println("Add Annotated Class:" + className);
                            annotatedClasses.add(klass);
                        }
                    } catch (Exception e) {
                        System.out.println("error! this class was not started:" + entry.getName());
                    }
                }
            }
        }
    }
}

---

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//from   w w  w . j a va  2s . c  o m
 * @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());
        }
    }
}

---

From source file:org.guvnor.m2repo.backend.server.M2MavenRepositoryServiceImplTest.java

@Test
public void testDeployArtifact() throws Exception {
    deployArtifact(gavBackend);/*ww w  . j av  a 2s  .  c o m*/

    Collection<File> files = repo.listFiles();

    boolean found = false;
    for (File file : files) {
        String fileName = file.getName();
        if (fileName.startsWith("guvnor-m2repo-editor-backend-0.0.1") && fileName.endsWith(".jar")) {
            found = true;
            String path = file.getPath();
            String jarPath = path.substring(
                    repo.getM2RepositoryRootDir(ArtifactRepositoryService.GLOBAL_M2_REPO_NAME).length());
            String pom = repo.getPomText(jarPath);
            assertNotNull(pom);
            break;
        }
    }

    assertTrue("Did not find expected file after calling M2Repository.addFile()", found);

    // Test get artifact file
    File file = repo.getArtifactFileFromRepository(gavBackend);
    assertNotNull("Empty file for artifact", file);
    JarFile jarFile = new JarFile(file);
    int count = 0;

    String lastEntryName = null;
    for (Enumeration<JarEntry> entries = jarFile.entries(); entries.hasMoreElements();) {
        ++count;
        JarEntry entry = entries.nextElement();
        assertNotEquals("Endless loop.", lastEntryName, entry.getName());
    }
    assertTrue("Empty jar file!", count > 0);
}

---

From source file:org.entando.entando.plugins.jpcomponentinstaller.aps.system.services.installer.DefaultComponentInstaller.java

private void loadClasses(File[] jarFiles, URLClassLoader cl) throws Exception {
    for (File input : jarFiles) {
        try {/*from   www  .  j  av  a2  s  . c om*/
            //load classes from plugin's jar files using the classloader above
            //loadClassesFromJar(input, cl);
            JarFile jarFile = new JarFile(input.getAbsolutePath());
            Enumeration e = jarFile.entries();
            while (e.hasMoreElements()) {
                JarEntry je = (JarEntry) e.nextElement();
                if (je.isDirectory() || !je.getName().endsWith(".class")) {
                    continue;
                }
                String className = je.getName().substring(0, je.getName().length() - 6);
                className = className.replace('/', '.');
                try {
                    cl.loadClass(className);
                } catch (Throwable ex) {
                    String error = "Error loadin class: " + className;
                    _logger.error(error);
                }
            }
        } catch (Throwable e) {
            String error = "Unexpected error loading class for file: " + input.getName() + " - "
                    + e.getMessage();
            _logger.error(error, e);
            throw new Exception(error, e);
        }
    }
}

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