Example usage for java.util.zip ZipInputStream ZipInputStream

Introduction

In this page you can find the example usage for java.util.zip ZipInputStream ZipInputStream.

Prototype

public ZipInputStream(InputStream in) 

Source Link

Document

Creates a new ZIP input stream.

Usage

From source file:abfab3d.shapejs.Project.java

private static void extractZip(String zipFile, String outputFolder, Map<String, String> sceneFiles,
        List<String> resources) {
    byte[] buffer = new byte[1024];

    try {/*from  ww w .  j ava 2s . com*/
        //create output directory is not exists
        File folder = new File(outputFolder);
        if (!folder.exists()) {
            folder.mkdir();
        }

        ZipInputStream zis = new ZipInputStream(new FileInputStream(zipFile));
        ZipEntry ze = zis.getNextEntry();

        while (ze != null) {
            // Ignore directories
            if (ze.isDirectory())
                continue;

            String fileName = ze.getName();
            File newFile = new File(outputFolder + File.separator + fileName);
            System.out.println("file unzip : " + newFile.getAbsoluteFile());

            FileOutputStream fos = new FileOutputStream(newFile);

            int len;
            while ((len = zis.read(buffer)) > 0) {
                fos.write(buffer, 0, len);
            }

            // Save path to the script and parameters files
            if (fileName.endsWith(".json")) {
                sceneFiles.put("paramFile", newFile.getAbsolutePath());
            } else if (fileName.endsWith(".js")) {
                sceneFiles.put("scriptFile", newFile.getAbsolutePath());
            } else {
                resources.add(newFile.getAbsolutePath());
            }

            fos.close();
            ze = zis.getNextEntry();
        }

        zis.closeEntry();
        zis.close();
    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

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From source file:net.solarnetwork.node.backup.DefaultBackupManager.java

@Override
public void importBackupArchive(InputStream archive) throws IOException {
    final ZipInputStream zin = new ZipInputStream(archive);
    while (true) {
        final ZipEntry entry = zin.getNextEntry();
        if (entry == null) {
            break;
        }/*w ww  .jav  a 2s .  co  m*/
        final String path = entry.getName();
        log.debug("Restoring backup resource {}", path);
        final int providerIndex = path.indexOf('/');
        if (providerIndex != -1) {
            final String providerKey = path.substring(0, providerIndex);
            for (BackupResourceProvider provider : resourceProviders) {
                if (providerKey.equals(provider.getKey())) {
                    provider.restoreBackupResource(new BackupResource() {

                        @Override
                        public String getBackupPath() {
                            return path.substring(providerIndex + 1);
                        }

                        @Override
                        public InputStream getInputStream() throws IOException {
                            return new FilterInputStream(zin) {

                                @Override
                                public void close() throws IOException {
                                    // don't close me
                                }

                            };
                        }

                        @Override
                        public long getModificationDate() {
                            return entry.getTime();
                        }

                    });
                    break;
                }
            }
        }
    }
}

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From source file:org.metaeffekt.dcc.agent.DccAgentTest.java

private Set<String> getStates(HttpResponse response) throws IOException {

    Set<String> states = new HashSet<>();

    try (ZipInputStream zipStream = new ZipInputStream(response.getEntity().getContent());) {

        ZipEntry zipEntry = zipStream.getNextEntry();

        while (zipEntry != null) {
            String name = zipEntry.getName();
            name = name.substring(0, name.lastIndexOf("."));
            states.add(name);/*from  w  ww.j  a  v a  2 s  . co  m*/
            if (zipStream.available() > 0) {
                zipEntry = zipStream.getNextEntry();
            }
        }
    } finally {
        EntityUtils.consume(response.getEntity());
    }

    return states;
}

---

From source file:net.firejack.platform.core.utils.ArchiveUtils.java

/**
 * @param zipFile/*from  w ww.  j a v a  2  s  .c om*/
 * @param files
 * @throws java.io.IOException
 */
public static void addFilesToZip(File zipFile, Map<String, File> files) throws IOException {
    // get a temp file
    File tempFile = File.createTempFile(zipFile.getName(), null);
    // delete it, otherwise you cannot rename your existing zip to it.
    FileUtils.deleteQuietly(tempFile);

    boolean renameOk = zipFile.renameTo(tempFile);
    if (!renameOk) {
        throw new RuntimeException(
                "could not rename the file " + zipFile.getAbsolutePath() + " to " + tempFile.getAbsolutePath());
    }

    ZipInputStream zin = new ZipInputStream(new FileInputStream(tempFile));
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFile));

    ZipEntry entry = zin.getNextEntry();
    while (entry != null) {
        String name = entry.getName();
        boolean notInFiles = true;
        for (Map.Entry<String, File> e : files.entrySet()) {
            if (e.getKey().equals(name)) {
                notInFiles = false;
                break;
            }
        }
        if (notInFiles) {
            out.putNextEntry(new ZipEntry(name));
            IOUtils.copy(zin, out);
        }
        entry = zin.getNextEntry();
    }
    // Close the streams
    zin.close();
    // Compress the files
    for (Map.Entry<String, File> e : files.entrySet()) {
        InputStream in = new FileInputStream(e.getValue());
        // Add ZIP entry to output stream.
        out.putNextEntry(new ZipEntry(e.getKey()));
        // Transfer bytes from the file to the ZIP file

        IOUtils.copy(in, out);
        // Complete the entry
        out.closeEntry();
        IOUtils.closeQuietly(in);
    }
    // Complete the ZIP file
    IOUtils.closeQuietly(out);
    FileUtils.deleteQuietly(tempFile);
}

---

From source file:gov.va.chir.tagline.dao.FileDao.java

public static TagLineModel loadTagLineModel(final File file) throws Exception {
    final TagLineModel model = new TagLineModel();

    // Unzip each file to temp
    final File temp = new File(System.getProperty("java.io.tmpdir"));

    byte[] buffer = new byte[BUFFER_SIZE];

    final ZipInputStream zis = new ZipInputStream(new FileInputStream(file));

    ZipEntry entry = zis.getNextEntry();

    while (entry != null) {
        final String name = entry.getName();

        File tempFile = new File(temp, name);

        // Write out file
        final FileOutputStream fos = new FileOutputStream(tempFile);
        int len;//w w  w  .  j  av a2s  . c  o m
        while ((len = zis.read(buffer)) > 0) {
            fos.write(buffer, 0, len);
        }

        fos.close();

        // Determine which file was written
        if (name.equalsIgnoreCase(FILENAME_FEATURES)) {
            model.setFeatures(loadFeatures(tempFile));
        } else if (name.equalsIgnoreCase(FILENAME_HEADER)) {
            model.setHeader(loadHeader(tempFile));
        } else if (name.equalsIgnoreCase(FILENAME_MODEL)) {
            model.setModel(loadModel(tempFile));
        } else {
            throw new IllegalStateException(String.format("Unknown file in TagLine model file (%s)", name));
        }

        // Delete temp file
        tempFile.delete();

        // Get next entry
        zis.closeEntry();
        entry = zis.getNextEntry();
    }

    zis.close();

    return model;
}

---

From source file:edu.umd.cs.marmoset.modelClasses.ZipFileAggregator.java

public static boolean isValidZipfile(byte[] byteArr) {
    ZipInputStream zipIn = new ZipInputStream(new ByteArrayInputStream(byteArr));
    boolean areBytesAZipfile = false;
    try {//from  w w  w.j a  va 2  s  .com
        while (true) {
            ZipEntry entry = zipIn.getNextEntry();
            if (entry == null)
                break;
            // We need to read at least one valid entry for this to be a valid zipfile
            areBytesAZipfile = true;
        }
    } catch (Throwable e) {
        return false;
    }
    return areBytesAZipfile;
}

---

From source file:com.carolinarollergirls.scoreboard.jetty.MediaServlet.java

protected void processZipFileItem(FileItemFactory factory, FileItem zip, List<FileItem> fileItems)
        throws IOException {
    ZipInputStream ziS = new ZipInputStream(zip.getInputStream());
    ZipEntry zE;/*from w w w  . j a v  a2 s. com*/
    try {
        while (null != (zE = ziS.getNextEntry())) {
            if (zE.isDirectory() || !uploadFileNameFilter.accept(null, zE.getName()))
                continue;
            FileItem item = factory.createItem(null, null, false, zE.getName());
            OutputStream oS = item.getOutputStream();
            IOUtils.copyLarge(ziS, oS);
            oS.close();
            fileItems.add(item);
        }
    } finally {
        ziS.close();
    }
}

---

From source file:com.joliciel.talismane.fr.TalismaneFrench.java

private static ZipInputStream getZipInputStreamFromResource(String resource) {
    InputStream inputStream = getInputStreamFromResource(resource);
    ZipInputStream zis = new ZipInputStream(inputStream);

    return zis;//from  w w w.  jav a  2s . com
}

---

From source file:de.static_interface.sinklibrary.Updater.java

/**
 * Part of Zip-File-Extractor, modified by Gravity for use with Bukkit
 *//*w w w.j  a  v a2  s.c  om*/
private void unzip(File zipFile) {
    byte[] buffer = new byte[1024];

    try {
        File outputFolder = zipFile.getParentFile();
        if (!outputFolder.exists()) {
            outputFolder.mkdir();
        }

        ZipInputStream zis = new ZipInputStream(new FileInputStream(zipFile));
        ZipEntry ze = zis.getNextEntry();

        while (ze != null) {

            String fileName = ze.getName();
            File newFile = new File(outputFolder + File.separator + fileName);
            if (!newFile.exists() && newFile.getName().toLowerCase().endsWith(".jar")) {
                ze = zis.getNextEntry();
                continue;
            }

            FileOutputStream fos = new FileOutputStream(newFile);

            int len;
            while ((len = zis.read(buffer)) > 0) {
                fos.write(buffer, 0, len);
            }

            fos.close();
            ze = zis.getNextEntry();
        }

        zis.closeEntry();
        zis.close();

        zipFile.delete();

    } catch (IOException ex) {
        SinkLibrary.getInstance().getLogger()
                .warning("The auto-updater tried to unzip a new update file, but was unsuccessful.");
        result = Updater.UpdateResult.FAIL_DOWNLOAD;
        ex.printStackTrace();
    }
}

---

From source file:JarMaker.java

/**
 * Combine several jar files and some given files into one jar file.
 * @param outJar The output jar file's filename.
 * @param inJarsList The jar files to be combined
 * @param filter A filter that exclude some entries of input jars. User
 *        should implement the EntryFilter interface.
 * @param inFileList The files to be added into the jar file.
 * @param prefixs The prefixs of files to be added into the jar file.
 *        inFileList and prefixs should be paired.
 * @throws FileNotFoundException//from w  w w .ja va  2s .c om
 * @throws IOException
 */
@SuppressWarnings("unchecked")
public static void combineJars(String outJar, String[] inJarsList, EntryFilter filter, String[] inFileList,
        String[] prefixs) throws FileNotFoundException, IOException {

    JarOutputStream jout = new JarOutputStream(new FileOutputStream(outJar));
    ArrayList entryList = new ArrayList();
    for (int i = 0; i < inJarsList.length; i++) {
        BufferedInputStream bufferedinputstream = new BufferedInputStream(new FileInputStream(inJarsList[i]));
        ZipInputStream zipinputstream = new ZipInputStream(bufferedinputstream);
        byte abyte0[] = new byte[1024 * 4];
        for (ZipEntry zipentry = zipinputstream.getNextEntry(); zipentry != null; zipentry = zipinputstream
                .getNextEntry()) {
            if (filter.accept(zipentry)) {
                if (!entryList.contains(zipentry.getName())) {
                    jout.putNextEntry(zipentry);
                    if (!zipentry.isDirectory()) {
                        int j;
                        try {
                            while ((j = zipinputstream.read(abyte0, 0, abyte0.length)) != -1)
                                jout.write(abyte0, 0, j);
                        } catch (IOException ie) {
                            throw ie;
                        }
                    }
                    entryList.add(zipentry.getName());
                }
            }
        }
        zipinputstream.close();
        bufferedinputstream.close();
    }
    for (int i = 0; i < inFileList.length; i++) {
        add(jout, new File(inFileList[i]), prefixs[i]);
    }
    jout.close();
}

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