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:com.yifanlu.PSXperiaTool.Extractor.CrashBandicootExtractor.java

private void extractZip(File zipFile, File output, FileFilter filter) throws IOException {
    Logger.info("Extracting ZIP file: %s to: %s", zipFile.getPath(), output.getPath());
    if (!output.exists())
        output.mkdirs();/*from w w  w.  ja  va  2 s.co m*/
    ZipInputStream zip = new ZipInputStream(new FileInputStream(zipFile));
    ZipEntry entry;
    while ((entry = zip.getNextEntry()) != null) {
        File file = new File(output, entry.getName());
        if (file.isDirectory())
            continue;
        if (filter != null && !filter.accept(file))
            continue;
        Logger.verbose("Unzipping %s", entry.getName());
        FileUtils.touch(file);
        FileOutputStream out = new FileOutputStream(file.getPath());
        int n;
        byte[] buffer = new byte[BLOCK_SIZE];
        while ((n = zip.read(buffer)) != -1) {
            out.write(buffer, 0, n);
        }
        out.close();
        zip.closeEntry();
        Logger.verbose("Done extracting %s", entry.getName());
    }
    zip.close();
    Logger.debug("Done extracting ZIP.");
}

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From source file:org.openbaton.tosca.parser.CSARParser.java

private void readFiles(InputStream csar_file) throws IOException, NotFoundException {

    ZipInputStream zipStream = new ZipInputStream(csar_file);
    ZipEntry entry;//from  www  . jav  a 2 s . c o  m
    this.scripts.clear();
    this.folderNames.clear();
    this.template = new ByteArrayOutputStream();
    this.metadata = new ByteArrayOutputStream();

    while ((entry = zipStream.getNextEntry()) != null) {

        if (!entry.isDirectory()) {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();

            int count;
            byte[] buffer = new byte[1024];
            while ((count = zipStream.read(buffer)) != -1) {
                baos.write(buffer, 0, count);
            }

            String fileName = entry.getName();

            if (fileName.toLowerCase().endsWith(".meta")) {
                this.metadata = baos;
            } else if (fileName.toLowerCase().endsWith(".yaml")) {
                if (fileName.toLowerCase().endsWith("metadata.yaml")) {
                    this.vnfMetadata = baos;
                } else {
                    this.template = baos;
                }
            } else {

                Script script = new Script();
                String[] splittedName = fileName.split("/");
                if (splittedName.length > 2) {
                    String scriptName = splittedName[1] + "!_!" + splittedName[splittedName.length - 1];
                    folderNames.add(splittedName[1]);
                    script.setName(scriptName);

                } else
                    script.setName(splittedName[splittedName.length - 1]);

                script.setPayload(baos.toByteArray());
                this.scripts.add(script);
            }
        }
    }
    if (this.metadata == null) {
        throw new NotFoundException("CSARParser: Not found TOSCA.meta");
    }
    if (this.vnfMetadata == null) {
        throw new NotFoundException("CSARParser: Not found Metadata.yaml");
    }
    if (this.template == null) {
        throw new NotFoundException("CSARParser: Not found VNFD / NSD Template");
    }

    //zipStream.close();
}

---

From source file:org.martin.ftp.net.FTPLinker.java

private void extractFile(FileOutputStream fos, ZipEntry entry, int ready, byte[] buffer, ZipInputStream zis)
        throws FileNotFoundException, IOException {
    fos = new FileOutputStream(entry.getName());
    ready = 0;//from   w  w  w  .j  a  va2  s.c  o m
    buffer = new byte[1024];
    while ((ready = zis.read(buffer)) > 0)
        fos.write(buffer, 0, ready);
    fos.close();
    zis.closeEntry();
}

---

From source file:gov.pnnl.goss.gridappsd.app.AppManagerImpl.java

private void extractFile(ZipInputStream zipIn, String filePath) throws IOException {
    BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(filePath));
    byte[] bytesIn = new byte[BUFFER_SIZE];
    int read = 0;
    while ((read = zipIn.read(bytesIn)) != -1) {
        bos.write(bytesIn, 0, read);//from   www.j a  v a2s.co  m
    }
    bos.close();
}

---

From source file:dpfmanager.shell.modules.report.core.ReportGenerator.java

/**
 * Extracts a zip entry (file entry).//w w w . ja  v  a  2  s  . c o m
 *
 * @param zipIn the zip input stream
 * @param filePath the file path
 * @throws IOException exception
 */
private void extractFile(ZipInputStream zipIn, String filePath) throws IOException {
    BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(filePath));
    byte[] bytesIn = new byte[4096];
    int read = 0;
    while ((read = zipIn.read(bytesIn)) != -1) {
        bos.write(bytesIn, 0, read);
    }
    bos.close();
}

---

From source file:org.pentaho.di.core.market.Market.java

/**
 * Unzips the plugin to the file system The passed MarkeyEntry has the URL of the zip file.
 * /*  w  w  w .  j  a v  a2 s.  c  o  m*/
 * @param folderName
 * @param marketEntry
 * @throws KettleException
 */
private static void unzipMarketEntry(String folderName, String packageUrl) throws KettleException {

    // Copy the file locally first
    //
    File tmpFile = null;
    InputStream inputStream = null;
    ZipInputStream zis = null;

    try {
        tmpFile = File.createTempFile("plugin", ".zip");
        org.apache.commons.io.FileUtils.copyURLToFile(new URL(packageUrl), tmpFile);

        // Read the package, extract in folder
        //
        inputStream = new FileInputStream(tmpFile);
        zis = new ZipInputStream(inputStream);
        ZipEntry zipEntry = null;
        try {
            zipEntry = zis.getNextEntry();
        } catch (IOException ioe) {
            throw new KettleException(ioe);
        }
        byte[] buffer = new byte[1024];
        int bytesRead = 0;
        FileOutputStream fos = null;

        while (zipEntry != null) {
            try {
                File file = new File(folderName + File.separator + zipEntry.getName());

                if (zipEntry.isDirectory()) {
                    file.mkdirs();
                } else {
                    file.getParentFile().mkdirs();

                    fos = new FileOutputStream(file);
                    while ((bytesRead = zis.read(buffer)) != -1) {
                        fos.write(buffer, 0, bytesRead);
                    }
                }

                zipEntry = zis.getNextEntry();
            } catch (FileNotFoundException fnfe) {
                throw new KettleException(fnfe);
            } catch (IOException ioe) {
                throw new KettleException(ioe);
            } finally {
                if (fos != null) {
                    try {
                        fos.close();
                    } catch (IOException e) {
                        // Ignore.
                    }
                }
            }
        }
    } catch (IOException e) {
        throw new KettleException("Unable to unzip file " + packageUrl, e);
    } finally {
        if (zis != null) {
            tmpFile.delete();
            try {
                zis.close();
            } catch (Exception e) {
                throw new KettleException("Unable to close zip file stream (corrupt file?) of file " + tmpFile,
                        e);
            }
        }
    }

}

---

From source file:com.nkapps.billing.services.BankStatementServiceImpl.java

@Override
public File extractedFile(File file) throws Exception {
    File extractedFile = null;//from   w  w  w  .j  a v  a  2s .co m

    byte[] buffer = new byte[1024];
    ZipInputStream zis = new ZipInputStream(new FileInputStream(file));
    ZipEntry ze = zis.getNextEntry();
    while (ze != null) {
        String extFileName = ze.getName();
        extractedFile = new File(getUploadDir() + File.separator + extFileName);
        if (!extractedFile.exists()) {
            extractedFile.createNewFile();
        }
        FileOutputStream fos = new FileOutputStream(extractedFile);
        int len;
        while ((len = zis.read(buffer)) > 0) {
            fos.write(buffer, 0, len);
        }
        fos.close();
        ze = zis.getNextEntry();
    }
    zis.closeEntry();
    zis.close();

    return extractedFile;
}

---

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

/**
 * 2jar?,??jar//w ww  . ja  v a  2 s. c o m
 * @param baseJar
 * @param diffJar
 * @param outJar
 */
public static void unionJar(File baseJar, File diffJar, File outJar) throws IOException {
    File outParentFolder = outJar.getParentFile();
    if (!outParentFolder.exists()) {
        outParentFolder.mkdirs();
    }
    List<String> diffEntries = getZipEntries(diffJar);
    FileOutputStream fos = new FileOutputStream(outJar);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(baseJar);
    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()) {
                continue;
            }
            String name = entry.getName();
            if (diffEntries.contains(name)) {
                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();

}

---

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

public static void splitZip(File inputFile, File outputFile, Set<String> includeEnties) throws IOException {
    if (outputFile.exists()) {
        FileUtils.deleteQuietly(outputFile);
    }//from www.  jav  a  2  s . c o m
    if (null == includeEnties || includeEnties.size() < 1) {
        return;
    }
    FileOutputStream fos = new FileOutputStream(outputFile);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(inputFile);
    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()) {
                continue;
            }
            String name = entry.getName();
            if (!includeEnties.contains(name)) {
                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();
}

---

From source file:fridgegameinstaller.installation.java

private void extractFile(ZipInputStream zipIn, String filePath) throws IOException {

    BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(filePath));
    byte[] bytesIn = new byte[BUFFER_SIZE];
    int read = 0;
    while ((read = zipIn.read(bytesIn)) != -1) {
        bos.write(bytesIn, 0, read);//from   w  w  w  .j  a  va2  s. co  m
    }
    bos.close();
}

---

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