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:io.vertx.config.vault.utils.VaultDownloader.java

private static void unzip(File zipFilePath, File destDir) throws IOException {
    if (!destDir.exists()) {
        destDir.mkdir();/*w  w w  . j  a v a2  s .  com*/
    }
    ZipInputStream zipIn = new ZipInputStream(new FileInputStream(zipFilePath));
    ZipEntry entry = zipIn.getNextEntry();
    // iterates over entries in the zip file
    while (entry != null) {
        String filePath = destDir.getAbsolutePath() + File.separator + entry.getName();
        if (!entry.isDirectory()) {
            // if the entry is a file, extracts it
            extractFile(zipIn, filePath);
        } else {
            // if the entry is a directory, make the directory
            File dir = new File(filePath);
            dir.mkdir();
        }
        zipIn.closeEntry();
        entry = zipIn.getNextEntry();
    }
    zipIn.close();
}

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From source file:net.daboross.bukkitdev.skywars.world.WorldUnzipper.java

public void doWorldUnzip(Logger logger) throws StartupFailedException {
    Validate.notNull(logger, "Logger cannot be null");
    Path outputDir = Bukkit.getWorldContainer().toPath().resolve(Statics.BASE_WORLD_NAME);
    if (Files.exists(outputDir)) {
        return;// w w w. j a  v  a 2 s . c o m
    }
    try {
        Files.createDirectories(outputDir);
    } catch (IOException e) {
        throw new StartupFailedException("Couldn't create directory " + outputDir.toAbsolutePath() + ".");
    }

    InputStream fis = WorldUnzipper.class.getResourceAsStream(Statics.ZIP_FILE_PATH);
    if (fis == null) {
        throw new StartupFailedException("Couldn't get resource.\nError creating world. Please delete "
                + Statics.BASE_WORLD_NAME + " and restart server.");
    }
    try {
        try (ZipInputStream zis = new ZipInputStream(fis)) {
            ZipEntry ze = zis.getNextEntry();
            while (ze != null) {
                String fileName = ze.getName();
                Path newFile = outputDir.resolve(fileName);
                Path parent = newFile.getParent();
                if (parent != null) {
                    Files.createDirectories(parent);
                }
                if (ze.isDirectory()) {
                    logger.log(Level.FINER, "Making dir {0}", newFile);
                    Files.createDirectories(newFile);
                } else if (Files.exists(newFile)) {
                    logger.log(Level.FINER, "Already exists {0}", newFile);
                } else {
                    logger.log(Level.FINER, "Copying {0}", newFile);
                    try (FileOutputStream fos = new FileOutputStream(newFile.toFile())) {
                        try {
                            int next;
                            while ((next = zis.read()) != -1) {
                                fos.write(next);
                            }
                            fos.flush();
                        } catch (IOException ex) {
                            logger.log(Level.WARNING, "Error copying file from zip", ex);
                            throw new StartupFailedException("Error creating world. Please delete "
                                    + Statics.BASE_WORLD_NAME + " and restart server.");
                        }
                        fos.close();
                    }
                }
                try {
                    ze = zis.getNextEntry();
                } catch (IOException ex) {
                    throw new StartupFailedException(
                            "Error getting next zip entry\nError creating world. Please delete "
                                    + Statics.BASE_WORLD_NAME + " and restart server.",
                            ex);
                }
            }
        }
    } catch (IOException | RuntimeException ex) {
        throw new StartupFailedException(
                "\nError unzipping world. Please delete " + Statics.BASE_WORLD_NAME + " and restart server.",
                ex);
    }
}

---

From source file:io.github.tsabirgaliev.ZipperInputStreamTest.java

public void testJDKCompatibility() throws IOException {
    ZipperInputStream lzis = new ZipperInputStream(enumerate(file1, file2));

    ZipInputStream zis = new ZipInputStream(lzis);

    {//from  w w  w.  java 2s  .c  o m
        ZipEntry entry1 = zis.getNextEntry();

        assert file1.getPath().equals(entry1.getName());

        assert IOUtils.contentEquals(zis, file1.getStream());

        zis.closeEntry();
    }

    {
        ZipEntry entry2 = zis.getNextEntry();

        assert file2.getPath().equals(entry2.getName());

        assert IOUtils.contentEquals(zis, file2.getStream());

        zis.closeEntry();
    }

}

---

From source file:com.worldline.easycukes.commons.helpers.FileHelper.java

/**
 * Extracts the content of a zip folder in a specified directory
 *
 * @param from a {@link String} representation of the URL containing the zip
 *             file to be unzipped/*from  ww w  . ja  v a 2s.c o  m*/
 * @param to   the path on which the content should be extracted
 * @throws IOException if anything's going wrong while unzipping the content of the
 *                     provided zip folder
 */
public static void unzip(@NonNull String from, @NonNull String to, boolean isRemote) throws IOException {
    @Cleanup
    ZipInputStream zip = null;
    if (isRemote)
        zip = new ZipInputStream(new FileInputStream(from));
    else
        zip = new ZipInputStream(FileHelper.class.getResourceAsStream(from));
    log.debug("Extracting zip from: " + from + " to: " + to);
    // Extract without a container directory if exists
    ZipEntry entry = zip.getNextEntry();
    String rootDir = "/";
    if (entry != null)
        if (entry.isDirectory())
            rootDir = entry.getName();
        else {
            final String filePath = to + entry.getName();
            // if the entry is a file, extracts it
            try {
                extractFile(zip, filePath);
            } catch (final FileNotFoundException fnfe) {
                log.warn(fnfe.getMessage(), fnfe);
            }
        }
    zip.closeEntry();
    entry = zip.getNextEntry();
    // iterates over entries in the zip file
    while (entry != null) {
        String entryName = entry.getName();
        if (entryName.startsWith(rootDir))
            entryName = entryName.replaceFirst(rootDir, "");
        final String filePath = to + "/" + entryName;
        if (!entry.isDirectory())
            // if the entry is a file, extracts it
            try {
                extractFile(zip, filePath);
            } catch (final FileNotFoundException fnfe) {
                log.warn(fnfe.getMessage(), fnfe);
            }
        else {
            // if the entry is a directory, make the directory
            final File dir = new File(filePath);
            dir.mkdir();
        }
        zip.closeEntry();
        entry = zip.getNextEntry();
    }
    // delete the zip file if recovered from URL
    if (isRemote)
        new File(from).delete();
}

---

From source file:com.jaromin.alfresco.repo.content.transform.ZipFormatContentTransformer.java

@Override
protected void transformInternal(ContentReader reader, ContentWriter writer, TransformationOptions options)
        throws Exception {

    ZipInputStream zip = new ZipInputStream(reader.getContentInputStream());
    OutputStream out = writer.getContentOutputStream();
    try {//from  w w  w.  j  av  a  2 s  . c om
        extractEntry(this.getZipEntryPath(), zip, out);
    } finally {
        // Close the streams...
        IOUtils.closeQuietly(zip);
        IOUtils.closeQuietly(out);
    }

}

---

From source file:com.sonatype.nexus.repository.nuget.internal.odata.NugetPackageUtils.java

private static byte[] extractNuspec(final InputStream is) {
    try {/*from www  .  j  av a2 s  . c om*/
        ZipInputStream zis = new ZipInputStream(is);
        for (ZipEntry e = zis.getNextEntry(); e != null; e = zis.getNextEntry()) {
            if (e.getName().endsWith(".nuspec")) {
                return ByteStreams.toByteArray(zis);
            }
        }
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }
    throw new RuntimeException("Missing nuspec");
}

---

From source file:com.btmatthews.leabharlann.service.impl.ZipFileImportSource.java

/**
 * Initialize the import tool with an input stream.
 *
 * @param inputStream The input stream used to read the ZIP archive contents.
 *//*from   www . j  a v  a2  s  .  c o  m*/
public ZipFileImportSource(final InputStream inputStream) {
    zipInputStream = new ZipInputStream(inputStream);
}

---

From source file:de.tudarmstadt.ukp.clarin.webanno.brat.dao.DaoUtilsTest.java

@SuppressWarnings("resource")
@Test/*from   w w w.jav a  2 s. c  om*/
public void testZipFolder() {

    File toBeZippedFiles = new File("src/test/resources");
    File zipedFiles = new File("target/" + toBeZippedFiles.getName() + ".zip");
    try {
        ZipUtils.zipFolder(toBeZippedFiles, zipedFiles);
    } catch (Exception e) {
        LOG.info("Zipping fails" + ExceptionUtils.getRootCauseMessage(e));
    }

    FileInputStream fs;
    try {
        fs = new FileInputStream(zipedFiles);
        ZipInputStream zis = new ZipInputStream(fs);
        ZipEntry zE;
        while ((zE = zis.getNextEntry()) != null) {
            for (File toBeZippedFile : toBeZippedFiles.listFiles()) {
                if ((FilenameUtils.getBaseName(toBeZippedFile.getName()))
                        .equals(FilenameUtils.getBaseName(zE.getName()))) {
                    // Extract the zip file, save it to temp and compare
                    ZipFile zipFile = new ZipFile(zipedFiles);
                    ZipEntry zipEntry = zipFile.getEntry(zE.getName());
                    InputStream is = zipFile.getInputStream(zipEntry);
                    File temp = File.createTempFile("temp", ".txt");
                    OutputStream out = new FileOutputStream(temp);
                    IOUtils.copy(is, out);
                    FileUtils.contentEquals(toBeZippedFile, temp);
                }
            }
            zis.closeEntry();
        }
    } catch (FileNotFoundException e) {
        LOG.info("zipped file not found " + ExceptionUtils.getRootCauseMessage(e));
    } catch (IOException e) {
        LOG.info("Unable to get file " + ExceptionUtils.getRootCauseMessage(e));
    }

}

---

From source file:com.wavemaker.tools.project.upgrade.five_dot_zero.WebXmlUpgradeTask.java

@Override
public void doUpgrade(Project project, UpgradeInfo upgradeInfo) {

    File webXml = project.getWebXmlFile();
    if (webXml.exists()) {
        try {//from   w w w . j  a  v  a  2  s  .c o  m
            File webXmlBak = project.getWebInfFolder().getFile(WEB_XML_BACKUP);
            webXmlBak.getContent().write(webXml);
            webXml.delete();
            File userWebXml = project.getWebInfFolder().getFile(ProjectConstants.USER_WEB_XML);
            InputStream resourceStream = this.getClass().getClassLoader()
                    .getResourceAsStream(ProjectManager._TEMPLATE_APP_RESOURCE_NAME);
            ZipInputStream resourceZipStream = new ZipInputStream(resourceStream);

            ZipEntry zipEntry = null;

            while ((zipEntry = resourceZipStream.getNextEntry()) != null) {
                if ("webapproot/WEB-INF/user-web.xml".equals(zipEntry.getName())) {
                    Writer writer = userWebXml.getContent().asWriter();
                    IOUtils.copy(resourceZipStream, writer);
                    writer.close();
                }
            }

            resourceZipStream.close();
            resourceStream.close();
        } catch (IOException e) {
            throw new WMRuntimeException(e);
        }

        upgradeInfo.addMessage("The web.xml file has changed.  If you have custom"
                + "modifications, please copy them from " + WEB_XML_BACKUP + " to the new user-web.xml.");
    }
}

---

From source file:com.espringtran.compressor4j.processor.LzmaProcessor.java

/**
 * Read from compressed file/*  w w  w  .ja  v  a 2 s .co  m*/
 * 
 * @param srcPath
 *            path of compressed file
 * @param fileCompressor
 *            FileCompressor object
 * @throws Exception
 */
@Override
public void read(String srcPath, FileCompressor fileCompressor) throws Exception {
    long t1 = System.currentTimeMillis();
    byte[] data = FileUtil.convertFileToByte(srcPath);
    ByteArrayInputStream bais = new ByteArrayInputStream(data);
    LZMACompressorInputStream cis = new LZMACompressorInputStream(bais);
    ZipInputStream zis = new ZipInputStream(cis);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        byte[] buffer = new byte[1024];
        int readByte;
        ZipEntry entry = zis.getNextEntry();
        while (entry != null) {
            long t2 = System.currentTimeMillis();
            baos = new ByteArrayOutputStream();
            readByte = zis.read(buffer);
            while (readByte != -1) {
                baos.write(buffer, 0, readByte);
                readByte = zis.read(buffer);
            }
            zis.closeEntry();
            BinaryFile binaryFile = new BinaryFile(entry.getName(), baos.toByteArray());
            fileCompressor.addBinaryFile(binaryFile);
            LogUtil.createAddFileLog(fileCompressor, binaryFile, t2, System.currentTimeMillis());
            entry = zis.getNextEntry();
        }
    } catch (Exception e) {
        FileCompressor.LOGGER.error("Error on get compressor file", e);
    } finally {
        baos.close();
        zis.close();
        cis.close();
        bais.close();
    }
    LogUtil.createReadLog(fileCompressor, srcPath, data.length, t1, System.currentTimeMillis());
}

---

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