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:edu.clemson.cs.nestbed.common.util.ZipUtils.java

public static File unzip(byte[] zipData, File directory) throws IOException {
    ByteArrayInputStream bais = new ByteArrayInputStream(zipData);
    ZipInputStream zis = new ZipInputStream(bais);
    ZipEntry entry = zis.getNextEntry();
    File root = null;/*from ww w. j  a va2  s  . c  o  m*/

    while (entry != null) {
        if (entry.isDirectory()) {
            File f = new File(directory, entry.getName());
            f.mkdir();

            if (root == null) {
                root = f;
            }
        } else {
            BufferedOutputStream out;
            out = new BufferedOutputStream(new FileOutputStream(new File(directory, entry.toString())),
                    BUFFER_SIZE);

            // ZipInputStream can only give us one byte at a time...
            for (int data = zis.read(); data != -1; data = zis.read()) {
                out.write(data);
            }
            out.close();
        }

        zis.closeEntry();
        entry = zis.getNextEntry();
    }
    zis.close();

    return root;
}

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From source file:com.jcalvopinam.core.Unzipping.java

private static void joinAndUnzipFile(File inputFile, CustomFile customFile) throws IOException {

    ZipInputStream is = null;/*  w ww  . j  a v  a 2 s  . c  o  m*/
    File path = inputFile.getParentFile();

    List<InputStream> fileInputStream = new ArrayList<>();
    for (String fileName : path.list()) {
        if (fileName.startsWith(customFile.getFileName()) && fileName.endsWith(Extensions.ZIP.getExtension())) {
            fileInputStream.add(new FileInputStream(String.format("%s%s", customFile.getPath(), fileName)));
            System.out.println(String.format("File found: %s", fileName));
        }
    }

    if (fileInputStream.size() > 0) {
        String fileNameOutput = String.format("%s%s", customFile.getPath(), customFile.getFileName());
        OutputStream os = new BufferedOutputStream(new FileOutputStream(fileNameOutput));
        try {
            System.out.println("Please wait while the files are joined: ");

            ZipEntry ze;
            for (InputStream inputStream : fileInputStream) {
                is = new ZipInputStream(inputStream);
                ze = is.getNextEntry();
                customFile.setFileName(String.format("%s_%s", REBUILT, ze.getName()));

                byte[] buffer = new byte[CustomFile.BYTE_SIZE];

                for (int readBytes; (readBytes = is.read(buffer, 0, CustomFile.BYTE_SIZE)) > -1;) {
                    os.write(buffer, 0, readBytes);
                    System.out.print(".");
                }
            }
        } finally {
            os.flush();
            os.close();
            is.close();
            renameFinalFile(customFile, fileNameOutput);
        }
    } else {
        throw new FileNotFoundException("Error: The file not exist!");
    }
    System.out.println("\nEnded process!");
}

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From source file:com.glue.feed.toulouse.open.data.venue.ToulouseEquipementsJob.java

@Override
public void execute(JobExecutionContext arg0) throws JobExecutionException {

    try {/*w w  w.  j av  a  2  s .co  m*/
        URL url = new URL(
                "http://data.grandtoulouse.fr/web/guest/les-donnees/-/opendata/card/23851-equipements-culturels/resource/document?p_p_state=exclusive&_5_WAR_opendataportlet_jspPage=%2Fsearch%2Fview_card_license.jsp");
        ZipInputStream zin = new ZipInputStream(url.openStream());
        ZipEntry entry = GlueIOUtils.getEntry(zin, new FileExtensionFilter(".csv"));
        InputStream in = GlueIOUtils.getDeferredInputStream(zin, entry.getName());

        BufferedReader reader = new BufferedReader(
                new InputStreamReader(new BOMInputStream(in), Charset.forName("UTF-8")));
        CSVFeedParser<VenueBean> parser = new CSVFeedParser<>(reader, VenueBean.class);

        final FeedMessageListener<Venue> delegate = new VenueMessageListener();
        final GlueObjectBuilder<VenueBean, Venue> venueBuilder = new VenueBeanVenueBuilder();

        parser.setFeedMessageListener(new FeedMessageListener<VenueBean>() {

            @Override
            public void newMessage(VenueBean msg) throws Exception {
                Venue venue = venueBuilder.build(msg);
                delegate.newMessage(venue);
            }

            @Override
            public void close() throws IOException {
                delegate.close();
            }
        });

        parser.read();
        parser.close();
        LOG.info("Done");
    } catch (Exception e) {
        LOG.error(e.getMessage(), e);
        throw new JobExecutionException(e);
    }
}

---

From source file:com.googlesource.gerrit.plugins.xdocs.formatter.ZipFormatter.java

@Override
public String format(String projectName, String path, String revision, String abbrRev, ConfigSection globalCfg,
        InputStream raw) throws IOException {
    html.startDocument().openHead().closeHead().openBody().openTable("xdoc-zip-table").appendCellHeader("name")
            .appendCellHeader("size").appendCellHeader("last modified");
    try (ZipInputStream zip = new ZipInputStream(raw)) {
        for (ZipEntry entry; (entry = zip.getNextEntry()) != null;) {
            html.openRow().appendCell(entry.getName());
            if (!entry.isDirectory()) {
                if (entry.getSize() != -1) {
                    html.appendCell(FileUtils.byteCountToDisplaySize(entry.getSize()));
                } else {
                    html.appendCell("n/a");
                }/*w w  w  .ja  va  2 s  .co  m*/
            } else {
                html.appendCell();
            }
            html.appendDateCell(entry.getTime()).closeRow();
        }
    }
    html.closeTable().closeBody().endDocument();

    return util.applyCss(html.toString(), NAME, projectName);
}

---

From source file:com.edgenius.core.util.ZipFileUtil.java

public static void expandZipToFolder(InputStream is, String destFolder) throws ZipFileUtilException {
    // got our directory, so write out the input file and expand the zip file
    // this is really a hack - write it out temporarily then read it back in again! urg!!!!
    ZipInputStream zis = new ZipInputStream(is);
    int count;//www. j  ava  2s .  c om
    byte data[] = new byte[BUFFER_SIZE];
    ZipEntry entry = null;
    BufferedOutputStream dest = null;
    String entryName = null;

    try {

        // work through each file, creating a node for each file
        while ((entry = zis.getNextEntry()) != null) {
            entryName = entry.getName();
            if (!entry.isDirectory()) {

                String destName = destFolder + File.separator + entryName;
                //It must sort out the directory information to current OS. 
                //e.g, if zip file is zipped under windows, but unzip in linux.  
                destName = FileUtil.makeCanonicalPath(destName);

                prepareDirectory(destName);

                FileOutputStream fos = new FileOutputStream(destName);
                dest = new BufferedOutputStream(fos, BUFFER_SIZE);
                while ((count = zis.read(data, 0, BUFFER_SIZE)) != -1) {
                    dest.write(data, 0, count);
                }
                dest.flush();
                IOUtils.closeQuietly(dest);
                dest = null;
            } else {
                String destName = destFolder + File.separator + entryName;
                destName = FileUtil.makeCanonicalPath(destName);
                new File(destName).mkdirs();
            }

        }

    } catch (IOException ioe) {

        log.error("Exception occured processing entries in zip file. Entry was " + entryName, ioe);
        throw new ZipFileUtilException(
                "Exception occured processing entries in zip file. Entry was " + entryName, ioe);

    } finally {
        IOUtils.closeQuietly(dest);
        IOUtils.closeQuietly(zis);
    }
}

---

From source file:de.fhg.iais.cortex.services.ingest.ZipStreamAipBinaries.java

public ZipStreamAipBinaries(InputStream inputStreamInZipFormat) {
    this.zipInputStream = new ZipInputStream(inputStreamInZipFormat);
}

---

From source file:com.thinkbiganalytics.feedmgr.util.ImportUtil.java

public static Set<ImportComponentOption> inspectZipComponents(InputStream inputStream, ImportType importType)
        throws IOException {
    Set<ImportComponentOption> options = new HashSet<>();
    ZipInputStream zis = new ZipInputStream(inputStream);
    ZipEntry entry;/*from  w w w.j  a  v  a  2  s  . c o  m*/
    while ((entry = zis.getNextEntry()) != null) {
        if (entry.getName().startsWith(ExportImportTemplateService.NIFI_TEMPLATE_XML_FILE)) {
            options.add(new ImportComponentOption(ImportComponent.NIFI_TEMPLATE,
                    importType.equals(ImportType.TEMPLATE) ? true : false));
        } else if (entry.getName().startsWith(ExportImportTemplateService.TEMPLATE_JSON_FILE)) {
            options.add(new ImportComponentOption(ImportComponent.TEMPLATE_DATA,
                    importType.equals(ImportType.TEMPLATE) ? true : false));
        } else if (entry.getName()
                .startsWith(ExportImportTemplateService.NIFI_CONNECTING_REUSABLE_TEMPLATE_XML_FILE)) {
            options.add(new ImportComponentOption(ImportComponent.REUSABLE_TEMPLATE, false));
        } else if (importType.equals(ImportType.FEED)
                && entry.getName().startsWith(ExportImportFeedService.FEED_JSON_FILE)) {
            options.add(new ImportComponentOption(ImportComponent.FEED_DATA, true));
            options.add(new ImportComponentOption(ImportComponent.USER_DATASOURCES, true));
        }
    }
    zis.closeEntry();
    zis.close();

    return options;
}

---

From source file:com.arykow.autotools.generator.App.java

private void generate() throws Exception {
    File directory = new File(projectDirectory);
    if (!directory.isDirectory()) {
        throw new RuntimeException();
    }/* ww w. j a  va 2  s.  co m*/
    File output = new File(directory, projectName);
    if (output.exists()) {
        if (projectForced) {
            if (!output.isDirectory()) {
                throw new RuntimeException();
            }
        } else {
            throw new RuntimeException();
        }
    } else if (!output.mkdir()) {
        throw new RuntimeException();
    }

    CodeSource src = getClass().getProtectionDomain().getCodeSource();
    if (src != null) {
        URL jar = src.getLocation();
        ZipInputStream zip = new ZipInputStream(jar.openStream());
        while (true) {
            ZipEntry e = zip.getNextEntry();
            if (e == null)
                break;
            if (!e.isDirectory() && e.getName().startsWith(String.format("%s", templateName))) {
                // generate(output, e);

                StringWriter writer = new StringWriter();
                IOUtils.copy(zip, writer);
                String content = writer.toString();

                Map<String, String> expressions = new HashMap<String, String>();
                expressions.put("author", "Karim DRIDI");
                expressions.put("name_undescore", projectName);
                expressions.put("license", "<Place your desired license here.>");
                expressions.put("name", projectName);
                expressions.put("version", "1.0");
                expressions.put("copyright", "Your copyright notice");
                expressions.put("description", "Hello World in C++,");

                for (Map.Entry<String, String> entry : expressions.entrySet()) {
                    content = content.replaceAll(String.format("<project\\.%s>", entry.getKey()),
                            entry.getValue());
                }

                String name = e.getName().substring(templateName.length() + 1);
                if ("gitignore".equals(name)) {
                    name = ".gitignore";
                }
                File file = new File(output, name);
                File parent = file.getParentFile();
                if (parent.exists()) {
                    if (!parent.isDirectory()) {
                        throw new RuntimeException();
                    }
                } else {
                    if (!parent.mkdirs()) {
                        throw new RuntimeException();
                    }
                }
                OutputStream stream = new FileOutputStream(file);
                IOUtils.copy(new StringReader(content), stream);
                IOUtils.closeQuietly(stream);
            }
        }
    }
}

---

From source file:com.jlgranda.fede.ejb.url.reader.FacturaElectronicaURLReader.java

/**
 * Obtiene la lista de objetos factura para el sujeto en fede
 *
 * @param urls URLs hacia los archivo XML o ZIP a leer
 * @return una lista de instancias FacturaReader
 *///from w ww  .  java2 s . c om
public static FacturaReader getFacturaElectronica(String url) throws Exception {
    FacturaReader facturaReader = null;

    if (url.endsWith(".xml")) {
        String xml = FacturaElectronicaURLReader.read(url);
        facturaReader = new FacturaReader(FacturaUtil.read(xml), xml, url);
    } else if (url.endsWith(".zip")) {
        URL url_ = new URL(url);
        InputStream is = url_.openStream();
        ZipInputStream zis = new ZipInputStream(is);
        try {

            ZipEntry entry = null;
            String tmp = null;
            ByteArrayOutputStream fout = null;
            while ((entry = zis.getNextEntry()) != null) {
                if (entry.getName().toLowerCase().endsWith(".xml")) {
                    fout = new ByteArrayOutputStream();
                    for (int c = zis.read(); c != -1; c = zis.read()) {
                        fout.write(c);
                    }

                    tmp = new String(fout.toByteArray(), Charset.defaultCharset());
                    facturaReader = new FacturaReader(FacturaUtil.read(tmp), tmp, url);
                    fout.close();
                }
                zis.closeEntry();
            }
            zis.close();

        } catch (IOException ioe) {
            ioe.printStackTrace();
        } finally {
            IOUtils.closeQuietly(is);
            IOUtils.closeQuietly(zis);
        }
    }

    return facturaReader;
}

---

From source file:ch.admin.suis.msghandler.util.ZipUtils.java

/**
 * Decompress the given file to the specified directory.
 *
 * @param zipFile the ZIP file to decompress
 * @param toDir   the directory where the files from the archive must be placed; the
 *                file will be replaced if it already exists
 * @return a list of files that were extracted into the destination directory
 * @throws IllegalArgumentException if the provided file does not exist or the specified destination
 *                                  is not a directory
 * @throws IOException              if an IO error has occured (probably, a corrupted ZIP file?)
 *//*from  w  ww  . j a va 2s  .  c om*/
public static List<File> decompress(File zipFile, File toDir) throws IOException {
    Validate.isTrue(zipFile.exists(), "ZIP file does not exist", zipFile.getAbsolutePath());
    Validate.isTrue(toDir.isDirectory(), toDir.getAbsolutePath() + " is not a directory");

    final ArrayList<File> files = new ArrayList<>();

    try (ZipInputStream zis = new ZipInputStream(new BufferedInputStream(new FileInputStream(zipFile)))) {

        // read the entries
        ZipEntry entry;
        while (null != (entry = zis.getNextEntry())) {
            if (entry.isDirectory()) {
                LOG.error(MessageFormat.format(
                        "cannot extract the entry {0} from the {1}. because it is a directory", entry.getName(),
                        zipFile.getAbsolutePath()));
                continue;
            }

            // extract the file to the provided destination
            // we have to watch out for a unique name of the file to be extracted:
            // it can happen, that several at the same time incoming messages have a file with the same name
            File extracted = new File(FileUtils.getFilename(toDir, entry.getName()));
            if (!extracted.getParentFile().mkdirs()) {
                LOG.debug("cannot make all the necessary directories for the file "
                        + extracted.getAbsolutePath() + " or " + "the path is already created ");
            }

            try (BufferedOutputStream dest = new BufferedOutputStream(new FileOutputStream(extracted),
                    BUFFER_SIZE)) {
                byte[] data = new byte[BUFFER_SIZE];
                int count;
                while ((count = zis.read(data, 0, BUFFER_SIZE)) != -1) {
                    dest.write(data, 0, count);
                }

                files.add(extracted);
            }
        }

    }

    return files;
}

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