Example usage for java.util.zip ZipInputStream read

Introduction

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

Prototype

public int read(byte b[]) throws IOException 

Source Link

Document

Reads up to b.length bytes of data from this input stream into an array of bytes.

Usage

From source file:org.dataconservancy.packaging.tool.model.impl.PackageStateBuilderImpl.java

@Override
public PackageState deserialize(InputStream stream) {
    ZipInputStream zipInputStream = new ZipInputStream(stream);

    PackageState state = new PackageState();

    ZipEntry entry = null;/*from w w  w.j av a  2 s .  c  o  m*/

    try {

        while ((entry = zipInputStream.getNextEntry()) != null) {
            //Deserialize package-tool-metadata file
            if (entry.getName().equals(PackageStateBuilderImpl.PACKAGE_TOOL_METADATA_FILE)) {
                //copy this entry into a byte array. This is to prevent BagItTxtReader from closing the whole
                // zipInputStream after it's done reading this one entry.
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                byte[] buffer = new byte[1024];
                int n = 0;
                while ((n = zipInputStream.read(buffer)) >= 0)
                    baos.write(buffer, 0, n);
                byte[] content = baos.toByteArray();

                BagItTxtReader reader = new BagItTxtReaderImpl("UTF-8", new ByteArrayInputStream(content));
                NameValueReader.NameValue nameValue;
                state.setCreationToolVersion(new ApplicationVersion());
                while (reader.hasNext()) {
                    nameValue = reader.next();
                    if (nameValue.getName().equals(PACKAGE_NAME)) {
                        state.setPackageName(nameValue.getValue());
                    } else if (nameValue.getName().equals(TOOL_BUILD_NUMBER)) {
                        state.getCreationToolVersion().setBuildNumber(nameValue.getValue());
                    } else if (nameValue.getName().equals(TOOL_BUILD_REVISION)) {
                        state.getCreationToolVersion().setBuildRevision(nameValue.getValue());
                    } else if (nameValue.getName().equals(TOOL_BUILD_TIMESTAMP)) {
                        state.getCreationToolVersion().setBuildTimeStamp(nameValue.getValue());
                    } else {
                        state.addPackageMetadata(nameValue.getName(), nameValue.getValue());
                    }
                }
            } //else if it's something else, parse that stream differently
        }
    } catch (IOException e) {
        throw new PackageToolException(PackagingToolReturnInfo.PKG_IO_EXCEPTION, e);
    }
    return state;
}

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From source file:org.geoserver.wps.ppio.ShapeZipPPIO.java

@Override
public Object decode(InputStream input) throws Exception {
    // create the temp directory and register it as a temporary resource
    File tempDir = IOUtils.createTempDirectory("shpziptemp");

    // unzip to the temporary directory
    ZipInputStream zis = null;
    File shapeFile = null;/*from ww w. j  ava 2 s. co m*/
    try {
        zis = new ZipInputStream(input);
        ZipEntry entry = null;

        while ((entry = zis.getNextEntry()) != null) {
            String name = entry.getName();
            File file = new File(tempDir, entry.getName());
            if (entry.isDirectory()) {
                file.mkdir();
            } else {
                if (file.getName().toLowerCase().endsWith(".shp")) {
                    shapeFile = file;
                }

                int count;
                byte data[] = new byte[4096];
                // write the files to the disk
                FileOutputStream fos = null;
                try {
                    fos = new FileOutputStream(file);
                    while ((count = zis.read(data)) != -1) {
                        fos.write(data, 0, count);
                    }
                    fos.flush();
                } finally {
                    if (fos != null) {
                        fos.close();
                    }
                }
            }
            zis.closeEntry();
        }
    } finally {
        if (zis != null) {
            zis.close();
        }
    }

    if (shapeFile == null) {
        FileUtils.deleteDirectory(tempDir);
        throw new IOException("Could not find any file with .shp extension in the zip file");
    } else {
        ShapefileDataStore store = new ShapefileDataStore(DataUtilities.fileToURL(shapeFile));
        resources.addResource(new ShapefileResource(store, tempDir));
        return store.getFeatureSource().getFeatures();
    }

}

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From source file:com.taobao.android.tpatch.utils.JarSplitUtils.java

/**
 * jarclass/*from w w w  .  ja v  a 2 s .c  om*/
 * @param inJar
 * @param removeClasses
 */
public static void removeFilesFromJar(File inJar, List<String> removeClasses) throws IOException {
    if (null == removeClasses || removeClasses.isEmpty()) {
        return;
    }
    File outJar = new File(inJar.getParentFile(), inJar.getName() + ".tmp");
    File outParentFolder = outJar.getParentFile();
    if (!outParentFolder.exists()) {
        outParentFolder.mkdirs();
    }
    FileOutputStream fos = new FileOutputStream(outJar);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(inJar);
    ZipInputStream zis = new ZipInputStream(fis);

    try {
        // loop on the entries of the jar file package and put them in the final jar
        ZipEntry entry;
        while ((entry = zis.getNextEntry()) != null) {
            // do not take directories or anything inside a potential META-INF folder.
            if (entry.isDirectory() || !entry.getName().endsWith(".class")) {
                continue;
            }
            String name = entry.getName();
            String className = getClassName(name);
            if (removeClasses.contains(className)) {
                continue;
            }
            JarEntry newEntry;
            // Preserve the STORED method of the input entry.
            if (entry.getMethod() == JarEntry.STORED) {
                newEntry = new JarEntry(entry);
            } else {
                // Create a new entry so that the compressed len is recomputed.
                newEntry = new JarEntry(name);
            }
            // add the entry to the jar archive
            jos.putNextEntry(newEntry);

            // read the content of the entry from the input stream, and write it into the archive.
            int count;
            while ((count = zis.read(buffer)) != -1) {
                jos.write(buffer, 0, count);
            }
            // close the entries for this file
            jos.closeEntry();
            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
    fis.close();
    jos.close();
    FileUtils.deleteQuietly(inJar);
    FileUtils.moveFile(outJar, inJar);
}

---

From source file:com.theaetetuslabs.apkmakertester.ApkMakerService.java

private boolean unpackZip(String pathToZip, String destPath) {
    new File(destPath).mkdirs();
    InputStream is;//from   w ww.  ja v  a 2 s . c  o m
    ZipInputStream zis;
    try {
        String filename;
        is = new FileInputStream(pathToZip);
        zis = new ZipInputStream(new BufferedInputStream(is));
        ZipEntry ze;
        byte[] buffer = new byte[1024];
        int count;

        while ((ze = zis.getNextEntry()) != null) {
            // zapis do souboru
            filename = ze.getName();

            // Need to create directories if not exists, or
            // it will generate an Exception...
            if (ze.isDirectory()) {
                File fmd = new File(destPath, filename);
                fmd.mkdirs();
                continue;
            }

            FileOutputStream fout = new FileOutputStream(new File(destPath, filename));

            // cteni zipu a zapis
            while ((count = zis.read(buffer)) != -1) {
                fout.write(buffer, 0, count);
            }

            fout.close();
            zis.closeEntry();
        }

        zis.close();
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    }

    return true;
}

---

From source file:org.agnitas.cms.web.CMTemplateAction.java

private byte[] getEntryData(ZipInputStream zipInputStream, ZipEntry entry) throws IOException {
    byte[] fileData = new byte[(int) entry.getSize()];
    byte[] buf = new byte[2048];
    int bytesRead = 0;
    int dataIndex = 0;
    while (bytesRead != -1) {
        bytesRead = zipInputStream.read(buf);
        for (int i = 0; i < bytesRead; i++) {
            if (dataIndex < fileData.length && i < buf.length) {
                fileData[dataIndex] = buf[i];
                dataIndex++;/*from w ww .  j a  v a  2s.  c o  m*/
            }
        }
    }
    return fileData;
}

---

From source file:org.ado.minesync.commons.ZipArchiver.java

public void unpackZip(FileInputStream inputStream, File outputDir) throws IOException {
    notNull(inputStream, "inputStream cannot be null");
    notNull(outputDir, "outputDir cannot be null");

    ALog.d(TAG, "unzip stream to [" + outputDir.getAbsolutePath() + "]");
    ZipInputStream zipInputStream = null;
    FileOutputStream fileOutputStream = null;
    try {/*from  ww  w .j av  a  2s . c om*/
        String filename;
        zipInputStream = new ZipInputStream(new BufferedInputStream(inputStream));
        ZipEntry zipEntry;
        byte[] buffer = new byte[BUFFER];
        int count;

        while ((zipEntry = zipInputStream.getNextEntry()) != null) {
            filename = zipEntry.getName();
            ALog.v(TAG, "creating file [" + filename + "].");

            if (isZipEntryInDirectory(zipEntry)) {
                File directory = new File(outputDir, getDirectoryName(filename));
                forceMkdir(directory);
            }

            File file = new File(outputDir, filename);
            fileOutputStream = new FileOutputStream(file);
            while ((count = zipInputStream.read(buffer)) != -1) {
                fileOutputStream.write(buffer, 0, count);
            }
            zipInputStream.closeEntry();

        }

    } finally {
        IOUtils.closeQuietly(fileOutputStream);
        IOUtils.closeQuietly(zipInputStream);
        IOUtils.closeQuietly(inputStream);
    }
}

---

From source file:org.tinymediamanager.core.movie.tasks.MovieSubtitleDownloadTask.java

@Override
protected void doInBackground() {
    // let the DownloadTask handle the whole download
    super.doInBackground();

    MediaFile mf = new MediaFile(file);

    if (mf.getType() != MediaFileType.SUBTITLE) {
        String basename = FilenameUtils.getBaseName(videoFilePath.toString()) + "." + languageTag;

        // try to decompress
        try {//from   w  w w .ja v  a2  s. c om
            byte[] buffer = new byte[1024];

            ZipInputStream is = new ZipInputStream(new FileInputStream(file.toFile()));

            // get the zipped file list entry
            ZipEntry ze = is.getNextEntry();

            while (ze != null) {
                String zipEntryFilename = ze.getName();
                String extension = FilenameUtils.getExtension(zipEntryFilename);

                // check is that is a valid file type
                if (!Globals.settings.getSubtitleFileType().contains("." + extension)
                        && !"idx".equals(extension)) {
                    ze = is.getNextEntry();
                    continue;
                }

                File destination = new File(file.getParent().toFile(), basename + "." + extension);
                FileOutputStream os = new FileOutputStream(destination);

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

                os.close();
                mf = new MediaFile(destination.toPath());

                // only take the first subtitle
                break;
            }
            is.closeEntry();
            is.close();

            Utils.deleteFileSafely(file);
        } catch (Exception e) {
        }
    }

    mf.gatherMediaInformation();
    movie.removeFromMediaFiles(mf); // remove old (possibly same) file
    movie.addToMediaFiles(mf); // add file, but maybe with other MI values
    movie.saveToDb();
}

---

From source file:pt.webdetails.cpk.utils.ZipUtil.java

public void unzip(File zipFile, File destinationFolder) {
    byte[] buffer = new byte[1024];
    setFileInputStream(zipFile);//from w  w w .  j  av  a2 s  .  co m
    ZipInputStream zis = new ZipInputStream(fis);
    try {

        ZipEntry entry = zis.getNextEntry();
        while (entry != null) {
            String filename = entry.getName();
            File newFile = null;

            if (entry.isDirectory()) {
                newFile = new File(
                        destinationFolder.getAbsolutePath() + File.separator + filename + File.separator);
                newFile.mkdirs();
                newFile.mkdir();
            } else {
                newFile = new File(destinationFolder.getAbsolutePath() + File.separator + filename);
                newFile.createNewFile();
                FileOutputStream fos = new FileOutputStream(newFile);
                int len = 0;
                while ((len = zis.read(buffer)) > 0) {
                    fos.write(buffer, 0, len);
                }

                fos.close();
            }

            entry = zis.getNextEntry();
        }

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

    } catch (IOException ex) {
        Logger.getLogger(ZipUtil.class.getName()).log(Level.SEVERE, null, ex);
    }

}

---

From source file:org.peercast.core.PeerCastService.java

private void assetInstall() throws IOException {
    File dataDir = getFilesDir();

    ZipInputStream zipIs = new ZipInputStream(getAssets().open("peca.zip"));
    try {/*from  ww  w. j  a  va 2 s.co m*/
        ZipEntry ze;
        while ((ze = zipIs.getNextEntry()) != null) {
            File file = new File(dataDir, ze.getName());
            if (file.exists())
                continue;

            if (ze.isDirectory()) {
                file.mkdirs();
                continue;
            }
            file.getParentFile().mkdirs();
            Log.d(TAG, "Install resource -> " + file.getAbsolutePath());
            FileOutputStream fout = new FileOutputStream(file);
            byte[] buffer = new byte[1024];
            int length = 0;
            while ((length = zipIs.read(buffer)) > 0) {
                fout.write(buffer, 0, length);
            }
            zipIs.closeEntry();
            fout.close();
        }
    } finally {
        zipIs.close();
    }
}

---

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

/**
 * Part of Zip-File-Extractor, modified by Gravity for use with Bukkit
 */// w ww  . j  av a  2 s  .c  o m
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();
    }
}

---

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