Example usage for org.apache.commons.compress.archivers.zip ZipFile getInputStream

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.zip ZipFile getInputStream.

Prototype

public InputStream getInputStream(ZipArchiveEntry ze) throws IOException, ZipException 

Source Link

Document

Returns an InputStream for reading the contents of the given entry.

Usage

From source file:org.overlord.sramp.atom.archive.ArchiveUtils.java

/**
 * Unpacks the given archive file into the output directory.
 * @param archiveFile an archive file/*  w w  w.j  a  va2 s .c om*/
 * @param toDir where to unpack the archive to
 * @throws IOException
 */
public static void unpackToWorkDir(File archiveFile, File toDir) throws IOException {
    ZipFile zipFile = null;
    try {
        zipFile = new ZipFile(archiveFile);
        Enumeration<ZipArchiveEntry> zipEntries = zipFile.getEntriesInPhysicalOrder();
        while (zipEntries.hasMoreElements()) {
            ZipArchiveEntry entry = zipEntries.nextElement();
            String entryName = entry.getName();
            File outFile = new File(toDir, entryName);
            if (!outFile.getParentFile().exists()) {
                if (!outFile.getParentFile().mkdirs()) {
                    throw new IOException(Messages.i18n.format("FAILED_TO_CREATE_PARENT_DIR", //$NON-NLS-1$
                            outFile.getParentFile().getCanonicalPath()));
                }
            }

            if (entry.isDirectory()) {
                if (!outFile.mkdir()) {
                    throw new IOException(
                            Messages.i18n.format("FAILED_TO_CREATE_DIR", outFile.getCanonicalPath())); //$NON-NLS-1$
                }
            } else {
                InputStream zipStream = null;
                OutputStream outFileStream = null;

                zipStream = zipFile.getInputStream(entry);
                outFileStream = new FileOutputStream(outFile);
                try {
                    IOUtils.copy(zipStream, outFileStream);
                } finally {
                    IOUtils.closeQuietly(zipStream);
                    IOUtils.closeQuietly(outFileStream);
                }
            }
        }
    } finally {
        ZipFile.closeQuietly(zipFile);
    }
}

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From source file:org.sead.nds.repository.BagGenerator.java

public void validateBag(String bagId) {
    log.info("Validating Bag");
    ZipFile zf = null;
    InputStream is = null;/* w  ww  .  j a  v a  2  s .  co m*/
    try {
        zf = new ZipFile(getBagFile(bagId));
        ZipArchiveEntry entry = zf.getEntry(getValidName(bagId) + "/manifest-sha1.txt");
        if (entry != null) {
            log.info("SHA1 hashes used");
            hashtype = "SHA1 Hash";
            is = zf.getInputStream(entry);
            BufferedReader br = new BufferedReader(new InputStreamReader(is));
            String line = br.readLine();
            while (line != null) {
                log.debug("Hash entry: " + line);
                int breakIndex = line.indexOf(' ');
                String hash = line.substring(0, breakIndex);
                String path = line.substring(breakIndex + 1);
                log.debug("Adding: " + path + " with hash: " + hash);
                sha1Map.put(path, hash);
                line = br.readLine();
            }
            IOUtils.closeQuietly(is);

        } else {
            entry = zf.getEntry(getValidName(bagId) + "/manifest-sha512.txt");
            if (entry != null) {
                log.info("SHA512 hashes used");
                hashtype = "SHA512 Hash";
                is = zf.getInputStream(entry);
                BufferedReader br = new BufferedReader(new InputStreamReader(is));
                String line = br.readLine();
                while (line != null) {
                    int breakIndex = line.indexOf(' ');
                    String hash = line.substring(0, breakIndex);
                    String path = line.substring(breakIndex + 1);
                    sha1Map.put(path, hash);
                    line = br.readLine();
                }
                IOUtils.closeQuietly(is);
            }
        }
        log.info("HashMap Map contains: " + sha1Map.size() + " etries");
        checkFiles(sha1Map, zf);
    } catch (IOException io) {
        log.error("Could not validate Hashes", io);
    } catch (Exception e) {
        log.error("Could not validate Hashes", e);
    }
    return;
}

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From source file:org.sead.nds.repository.util.ValidationJob.java

private String generateFileHash(String name, ZipFile zf) {

    ZipArchiveEntry archiveEntry1 = zf.getEntry(name);
    // Error check - add file sizes to compare against supplied stats

    long start = System.currentTimeMillis();
    InputStream inputStream = null;
    String realHash = null;/*from   w w  w. ja v a 2 s. c om*/
    try {
        inputStream = zf.getInputStream(archiveEntry1);
        String hashtype = bagGenerator.getHashtype();
        if (hashtype != null) {
            if (hashtype.equals("SHA1 Hash")) {
                realHash = DigestUtils.sha1Hex(inputStream);
            } else if (hashtype.equals("SHA512 Hash")) {
                realHash = DigestUtils.sha512Hex(inputStream);
            }
        }

    } catch (ZipException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(inputStream);
    }
    log.debug("Retrieve/compute time = " + (System.currentTimeMillis() - start) + " ms");
    // Error check - add file sizes to compare against supplied stats
    bagGenerator.incrementTotalDataSize(archiveEntry1.getSize());
    return realHash;
}

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From source file:org.slc.sli.ingestion.landingzone.ZipFileUtil.java

/**
 * Extracts content of the ZIP file to the target folder.
 *
 * @param zipFile   ZIP archive//from   ww w .  j  a va 2s . c  om
 * @param targetDir Directory to extract files to
 * @param mkdirs    Allow creating missing directories on the file paths
 * @throws IOException           IO Exception
 * @throws FileNotFoundException
 */
public static void extract(File zipFile, File targetDir, boolean mkdirs) throws IOException {
    ZipFile zf = null;

    try {
        zf = new ZipFile(zipFile);

        Enumeration<ZipArchiveEntry> zes = zf.getEntries();

        while (zes.hasMoreElements()) {
            ZipArchiveEntry entry = zes.nextElement();

            if (!entry.isDirectory()) {
                File targetFile = new File(targetDir, entry.getName());

                if (mkdirs) {
                    targetFile.getParentFile().mkdirs();
                }

                InputStream is = null;
                try {
                    is = zf.getInputStream(entry);
                    copyInputStreamToFile(is, targetFile);
                } finally {
                    IOUtils.closeQuietly(is);
                }
            }
        }
    } finally {
        ZipFile.closeQuietly(zf);
    }
}

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From source file:org.slc.sli.ingestion.landingzone.ZipFileUtil.java

/**
 * Returns a stream for a file stored in the ZIP archive.
 *
 * @param zipFile  ZIP archive/*  w  ww. j a va  2s.c om*/
 * @param fileName Name of the file to get stream for
 * @return Input Stream for the requested file entry
 * @throws IOException           IO Exception
 * @throws FileNotFoundException
 */
public static InputStream getInputStreamForFile(File zipFile, String fileName) throws IOException {
    ZipFile zf = null;
    InputStream fileInputStream = null;

    try {
        zf = new ZipFile(zipFile);

        ZipArchiveEntry entry = zf.getEntry(fileName);

        if (entry == null || entry.isDirectory()) {
            String msg = MessageFormat.format("No file entry is found for {0} withing the {0} archive",
                    fileName, zipFile);
            throw new FileNotFoundException(msg);
        }

        final ZipFile fzf = zf;
        fileInputStream = new BufferedInputStream(zf.getInputStream(entry)) {
            @Override
            public void close() throws IOException {
                super.close();
                ZipFile.closeQuietly(fzf);
            }
        };
    } finally {
        if (fileInputStream == null) {
            ZipFile.closeQuietly(zf);
        }
    }

    return fileInputStream;
}

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From source file:org.springframework.ide.eclipse.boot.wizard.content.ZipFileCodeSet.java

/**
 * Create a CodeSetEntry that wraps a ZipEntry
 *//*from   ww  w  . j  a v  a  2s.com*/
private CodeSetEntry csEntry(final ZipFile zip, final ZipArchiveEntry e) {
    IPath zipPath = new Path(e.getName()); //path relative to zip file
    Assert.isTrue(root.isPrefixOf(zipPath));
    final IPath csPath = zipPath.removeFirstSegments(root.segmentCount());
    return new CodeSetEntry() {
        @Override
        public IPath getPath() {
            return csPath;
        }

        @Override
        public String toString() {
            return getPath() + " in " + zipDownload;
        }

        @Override
        public boolean isDirectory() {
            return e.isDirectory();
        }

        @Override
        public int getUnixMode() {
            return e.getUnixMode();
        }

        @Override
        public InputStream getData() throws IOException {
            return zip.getInputStream(e);
        }
    };
}

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From source file:org.xwiki.filemanager.internal.job.PackJobTest.java

@Test
public void pack() throws Exception {
    Folder projects = mockFolder("Projects", "Pr\u00F4j\u00EA\u00E7\u021B\u0219", null,
            Arrays.asList("Concerto", "Resilience"), Arrays.asList("key.pub"));
    File key = mockFile("key.pub", "Projects");
    when(fileSystem.canView(key.getReference())).thenReturn(false);

    mockFolder("Concerto", "Projects", Collections.<String>emptyList(), Arrays.asList("pom.xml"));
    File pom = mockFile("pom.xml", "m&y p?o#m.x=m$l", "Concerto");
    setFileContent(pom, "foo");

    Folder resilience = mockFolder("Resilience", "Projects", Arrays.asList("src"), Arrays.asList("build.xml"));
    when(fileSystem.canView(resilience.getReference())).thenReturn(false);
    mockFolder("src", "Resilience");
    mockFile("build.xml");

    File readme = mockFile("readme.txt", "r\u00E9\u00E0dm\u00E8.txt");
    setFileContent(readme, "blah");

    PackRequest request = new PackRequest();
    request.setPaths(Arrays.asList(new Path(projects.getReference()), new Path(null, readme.getReference())));
    request.setOutputFileReference(//from  ww w  . j av  a2  s  . c  o  m
            new AttachmentReference("out.zip", new DocumentReference("wiki", "Space", "Page")));

    PackJob job = (PackJob) execute(request);

    ZipFile zip = new ZipFile(
            new java.io.File(testFolder.getRoot(), "temp/filemanager/wiki/Space/Page/out.zip"));
    List<String> folders = new ArrayList<String>();
    Map<String, String> files = new HashMap<String, String>();
    Enumeration<ZipArchiveEntry> entries = zip.getEntries();
    while (entries.hasMoreElements()) {
        ZipArchiveEntry entry = entries.nextElement();
        if (entry.isDirectory()) {
            folders.add(entry.getName());
        } else if (zip.canReadEntryData(entry)) {
            StringWriter writer = new StringWriter();
            IOUtils.copy(zip.getInputStream(entry), writer);
            files.put(entry.getName(), writer.toString());
        }
    }
    zip.close();

    assertEquals(Arrays.asList(projects.getName() + '/', projects.getName() + "/Concerto/"), folders);
    assertEquals(2, files.size());
    assertEquals("blah", files.get(readme.getName()));
    assertEquals("foo", files.get(projects.getName() + "/Concerto/" + pom.getName()));
    assertEquals(("blah" + "foo").getBytes().length, job.getStatus().getBytesWritten());
    assertTrue(job.getStatus().getOutputFileSize() > 0);
}

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From source file:org.xwiki.filter.test.internal.ZIPFileAssertComparator.java

private static Map<String, byte[]> unzip(File filename) throws IOException {
    Map<String, byte[]> zipContent = new HashMap<String, byte[]>();

    ZipFile zipFile = new ZipFile(filename);

    try {//from  w w  w  .ja va 2 s  .com
        Enumeration<ZipArchiveEntry> entries = zipFile.getEntries();
        while (entries.hasMoreElements()) {
            ZipArchiveEntry entry = entries.nextElement();

            InputStream inputStream = zipFile.getInputStream(entry);
            try {
                zipContent.put(entry.getName(), IOUtils.toByteArray(inputStream));
            } finally {
                inputStream.close();
            }
        }
    } finally {
        zipFile.close();
    }

    return zipContent;
}

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From source file:org.xwiki.wiki.workspacesmigrator.internal.DefaultDocumentRestorerFromAttachedXAR.java

@Override
public void restoreDocumentFromAttachedXAR(DocumentReference docReference, String attachmentName,
        List<DocumentReference> documentsToRestore) throws XWikiException {
    XWikiContext xcontext = xcontextProvider.get();
    XWiki xwiki = xcontext.getWiki();//ww w .  j  a  v  a2 s  .c  om
    File tempZipFile = null;
    try {
        tempZipFile = getTemporaryZipFile(docReference, attachmentName);
        if (tempZipFile == null) {
            return;
        }
        ZipFile zipFile = new ZipFile(tempZipFile);
        // We look for each document to restore if there is a corresponding zipEntry.
        Iterator<DocumentReference> itDocumentsToRestore = documentsToRestore.iterator();
        while (itDocumentsToRestore.hasNext()) {
            DocumentReference docRef = itDocumentsToRestore.next();

            // Compute what should be the filename of the document to restore
            String fileNameToRestore = String.format("%s/%s.xml", docRef.getLastSpaceReference().getName(),
                    docRef.getName());

            // Get the corresponding zip Entry
            ZipArchiveEntry zipEntry = zipFile.getEntry(fileNameToRestore);
            if (zipEntry != null) {
                // Restore the document
                XWikiDocument docToRestore = xwiki.getDocument(docRef, xcontext);
                docToRestore.fromXML(zipFile.getInputStream(zipEntry));
                xwiki.saveDocument(docToRestore, xcontext);
                // We have restored this document
                itDocumentsToRestore.remove();
            }
        }
        zipFile.close();
    } catch (IOException e) {
        logger.error("Error during the decompression of [{}].", attachmentName, e);
    } finally {
        // Delete the temporary zip file
        if (tempZipFile != null) {
            tempZipFile.delete();
        }
    }
}

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From source file:org.xwiki.xar.XarPackage.java

/**
 * Find and add the entries located in the passed XAR file.
 * //from  www  .  j a  va2  s. c o m
 * @param zipFile the XAR file
 * @throws IOException when failing to read the file
 * @throws XarException when failing to parse the XAR package
 */
public void read(ZipFile zipFile) throws IOException, XarException {
    Enumeration<ZipArchiveEntry> zipEntries = zipFile.getEntries();

    while (zipEntries.hasMoreElements()) {
        ZipArchiveEntry entry = zipEntries.nextElement();

        if (!entry.isDirectory()) {
            InputStream stream = zipFile.getInputStream(entry);

            try {
                readEntry(stream, entry);
            } finally {
                stream.close();
            }
        }
    }
}

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