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:Main.java

/** Returns an InputStream that will read a specific entry
 * from a zip file./*w  w w  . ja va2 s.com*/
 * @param file the zip file.
 * @param entryName the name of the entry.
 * @return an InputStream that reads that entry.
 * @throws IOException
 */
public static InputStream getZipEntry(File file, String entryName) throws IOException {
    FileInputStream in = new FileInputStream(file);
    ZipInputStream zipIn = new ZipInputStream(in);
    ZipEntry e = zipIn.getNextEntry();
    while (e != null) {
        if (e.getName().equals(entryName))
            return zipIn;
        e = zipIn.getNextEntry();
    }
    return null;
}

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From source file:be.fedict.eid.applet.service.signer.ooxml.OOXMLSignatureVerifier.java

/**
 * Checks whether the file referred by the given URL is an OOXML document.
 * /*  w w w.ja  v  a 2  s .  c  om*/
 * @param url
 * @return
 * @throws IOException
 */
public static boolean isOOXML(URL url) throws IOException {
    ZipInputStream zipInputStream = new ZipInputStream(url.openStream());
    ZipEntry zipEntry;
    while (null != (zipEntry = zipInputStream.getNextEntry())) {
        if (false == "[Content_Types].xml".equals(zipEntry.getName())) {
            continue;
        }
        return true;
    }
    return false;
}

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From source file:com.joliciel.talismane.parser.ParsingConstrainerImpl.java

public static ParsingConstrainer loadFromFile(File inFile) {
    try {/* ww w . j a  v a 2 s.  c o  m*/
        ZipInputStream zis = new ZipInputStream(new FileInputStream(inFile));
        zis.getNextEntry();
        ObjectInputStream in = new ObjectInputStream(zis);
        ParsingConstrainer parsingConstrainer = null;
        try {
            parsingConstrainer = (ParsingConstrainer) in.readObject();
        } catch (ClassNotFoundException e) {
            LogUtils.logError(LOG, e);
            throw new RuntimeException(e);
        }
        return parsingConstrainer;
    } catch (IOException ioe) {
        LogUtils.logError(LOG, ioe);
        throw new RuntimeException(ioe);
    }
}

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From source file:com.joliciel.talismane.GenericLanguageImplementation.java

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

    return zis;//ww  w .  ja  v a2s.co m
}

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From source file:com.silverpeas.wiki.WikiInstanciator.java

protected void createPages(File directory, String componentId) throws IOException, WikiException {
    ZipInputStream zipFile = new ZipInputStream(loader.getResourceAsStream("pages.zip"));
    ZipEntry page = zipFile.getNextEntry();
    while (page != null) {
        String pageName = page.getName();
        File newPage = new File(directory, pageName);
        if (page.isDirectory()) {
            newPage.mkdirs();/* w w w . j  ava  2s .co  m*/
        } else {
            FileUtil.writeFile(newPage, new InputStreamReader(zipFile, "UTF-8"));
            PageDetail newPageDetail = new PageDetail();
            newPageDetail.setInstanceId(componentId);
            newPageDetail.setPageName(pageName.substring(0, pageName.lastIndexOf('.')));
            wikiDAO.createPage(newPageDetail);
            zipFile.closeEntry();
            page = zipFile.getNextEntry();
        }
    }
}

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From source file:es.juntadeandalucia.panelGestion.negocio.utiles.file.shape.LocalShapeReader.java

private void unzipShapefiles(File shapefileCompressedData) throws IOException {
    IOException error = null;//from w w  w  .  ja v  a 2  s  .  co m
    if (!shapefilesFolder.exists()) {
        shapefilesFolder.mkdirs();
    }
    InputStream bis = new FileInputStream(shapefileCompressedData);
    ZipInputStream zis = new ZipInputStream(bis);
    ZipEntry ze;
    try {
        while ((ze = zis.getNextEntry()) != null) {
            if (!ze.isDirectory()) {
                String fileName = ze.getName();
                File unzippedFile = new File(shapefilesFolder, fileName);
                byte[] buffer = new byte[1024];
                FileOutputStream fos = new FileOutputStream(unzippedFile);
                int len;
                while ((len = zis.read(buffer)) > 0) {
                    fos.write(buffer, 0, len);
                }
                fos.close();
                if (fileName.toLowerCase().endsWith(".shp")) {
                    shapefilePath = unzippedFile.toURI();
                }
            }
        }
    } catch (IOException e) {
        error = e;
    } finally {
        try {
            zis.closeEntry();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        try {
            zis.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    if (error != null) {
        throw error;
    }
}

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From source file:com.metamx.druid.loading.S3ZippedSegmentGetter.java

@Override
public File getSegmentFiles(Map<String, Object> loadSpec) throws StorageAdapterLoadingException {
    String s3Bucket = MapUtils.getString(loadSpec, "bucket");
    String s3Path = MapUtils.getString(loadSpec, "key");

    if (s3Path.startsWith("/")) {
        s3Path = s3Path.substring(1);
    }//from   w  w  w  .  j  a  va2s.com

    log.info("Loading index at path[s3://%s/%s]", s3Bucket, s3Path);

    S3Object s3Obj = null;
    File tmpFile = null;
    try {
        if (!s3Client.isObjectInBucket(s3Bucket, s3Path)) {
            throw new StorageAdapterLoadingException("IndexFile[s3://%s/%s] does not exist.", s3Bucket, s3Path);
        }

        File cacheFile = new File(config.getCacheDirectory(), computeCacheFilePath(s3Bucket, s3Path));

        if (cacheFile.exists()) {
            S3Object objDetails = s3Client.getObjectDetails(new S3Bucket(s3Bucket), s3Path);
            DateTime cacheFileLastModified = new DateTime(cacheFile.lastModified());
            DateTime s3ObjLastModified = new DateTime(objDetails.getLastModifiedDate().getTime());
            if (cacheFileLastModified.isAfter(s3ObjLastModified)) {
                log.info("Found cacheFile[%s] with modified[%s], which is after s3Obj[%s].  Using.", cacheFile,
                        cacheFileLastModified, s3ObjLastModified);
                return cacheFile;
            }
            FileUtils.deleteDirectory(cacheFile);
        }

        long currTime = System.currentTimeMillis();

        tmpFile = File.createTempFile(s3Bucket, new DateTime().toString());
        log.info("Downloading file[s3://%s/%s] to local tmpFile[%s] for cacheFile[%s]", s3Bucket, s3Path,
                tmpFile, cacheFile);

        s3Obj = s3Client.getObject(new S3Bucket(s3Bucket), s3Path);
        StreamUtils.copyToFileAndClose(s3Obj.getDataInputStream(), tmpFile);
        final long downloadEndTime = System.currentTimeMillis();
        log.info("Download of file[%s] completed in %,d millis", cacheFile, downloadEndTime - currTime);

        if (cacheFile.exists()) {
            FileUtils.deleteDirectory(cacheFile);
        }
        cacheFile.mkdirs();

        ZipInputStream zipIn = null;
        OutputStream out = null;
        ZipEntry entry = null;
        try {
            zipIn = new ZipInputStream(new BufferedInputStream(new FileInputStream(tmpFile)));
            while ((entry = zipIn.getNextEntry()) != null) {
                out = new FileOutputStream(new File(cacheFile, entry.getName()));
                IOUtils.copy(zipIn, out);
                zipIn.closeEntry();
                Closeables.closeQuietly(out);
                out = null;
            }
        } finally {
            Closeables.closeQuietly(out);
            Closeables.closeQuietly(zipIn);
        }

        long endTime = System.currentTimeMillis();
        log.info("Local processing of file[%s] done in %,d millis", cacheFile, endTime - downloadEndTime);

        log.info("Deleting tmpFile[%s]", tmpFile);
        tmpFile.delete();

        return cacheFile;
    } catch (Exception e) {
        throw new StorageAdapterLoadingException(e, e.getMessage());
    } finally {
        S3Utils.closeStreamsQuietly(s3Obj);
        if (tmpFile != null && tmpFile.exists()) {
            log.warn("Deleting tmpFile[%s] in finally block.  Why?", tmpFile);
            tmpFile.delete();
        }
    }
}

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From source file:it.greenvulcano.configuration.BaseConfigurationManager.java

@Override
public void install(String name, byte[] archive) throws IOException {

    Path configurationPath = getConfigurationPath(name);
    try (ZipInputStream zipArchive = new ZipInputStream(new ByteArrayInputStream(archive))) {
        if (zipArchive.getNextEntry() != null) {
            Files.write(configurationPath, archive, StandardOpenOption.WRITE, StandardOpenOption.CREATE,
                    StandardOpenOption.TRUNCATE_EXISTING);
        } else {/*from  www  . j av  a2s. com*/
            throw new IOException("Empty or invalid zip archive");
        }

    }

}

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From source file:com.pontecultural.flashcards.ReadSpreadsheet.java

public void run() {
    try {//from w w w .j  a v a 2s . c  o  m
        // This class is used to upload a zip file via 
        // the web (ie,fileData). To test it, the file is 
        // give to it directly via odsFile. One of 
        // which must be defined. 
        assertFalse(odsFile == null && fileData == null);
        XMLReader reader = null;
        final String ZIP_CONTENT = "content.xml";
        // Open office files are zipped. 
        // Walk through it and find "content.xml"

        ZipInputStream zin = null;
        try {
            if (fileData != null) {
                zin = new ZipInputStream(new BufferedInputStream(fileData.getInputStream()));
            } else {
                zin = new ZipInputStream(new BufferedInputStream(new FileInputStream(odsFile)));
            }

            ZipEntry entry;
            while ((entry = zin.getNextEntry()) != null) {
                if (entry.getName().equals(ZIP_CONTENT)) {
                    break;
                }
            }
            SAXParserFactory spf = SAXParserFactory.newInstance();
            //spf.setValidating(validate);

            SAXParser parser = spf.newSAXParser();
            reader = parser.getXMLReader();

            // reader.setErrorHandler(new MyErrorHandler());
            reader.setContentHandler(this);
            // reader.parse(new InputSource(zf.getInputStream(entry)));

            reader.parse(new InputSource(zin));

        } catch (ParserConfigurationException pce) {
            pce.printStackTrace();
        } catch (SAXParseException spe) {
            spe.printStackTrace();
        } catch (SAXException se) {
            se.printStackTrace();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (zin != null)
                zin.close();
        }
    } catch (IOException ioe) {
        ioe.printStackTrace();
    }
}

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From source file:net.grinder.util.LogCompressUtils.java

/**
 * Decompress the given the {@link InputStream} into the given {@link OutputStream}.
 *
 * @param inputStream  input stream of the compressed file
 * @param outputStream file to be written
 * @param limit        the limit of the output
 *//*from ww w  .j  av  a  2s  .  c o  m*/
public static void decompress(InputStream inputStream, OutputStream outputStream, long limit) {
    ZipInputStream zipInputStream = null;
    try {
        zipInputStream = new ZipInputStream(inputStream);
        byte[] buffer = new byte[COMPRESS_BUFFER_SIZE];
        int count;
        long total = 0;
        checkNotNull(zipInputStream.getNextEntry(), "In zip, it should have at least one entry");
        do {
            while ((count = zipInputStream.read(buffer, 0, COMPRESS_BUFFER_SIZE)) != -1) {
                total += count;
                if (total >= limit) {
                    break;
                }
                outputStream.write(buffer, 0, count);
            }
        } while (zipInputStream.getNextEntry() != null);
        outputStream.flush();
    } catch (IOException e) {
        LOGGER.error("Error occurs while decompressing {}", e.getMessage());
        LOGGER.debug("Details : ", e);
    } finally {
        IOUtils.closeQuietly(zipInputStream);
    }
}

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