Example usage for java.util.zip ZipEntry getName

Introduction

In this page you can find the example usage for java.util.zip ZipEntry getName.

Prototype

public String getName() 

Source Link

Document

Returns the name of the entry.

Usage

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

public static void splitZipToFolder(File inputFile, File outputFolder, Set<String> includeEnties)
        throws IOException {
    if (!outputFolder.exists()) {
        outputFolder.mkdirs();//from w ww  .j a v a  2s  .c  o  m
    }
    if (null == includeEnties || includeEnties.size() < 1) {
        return;
    }
    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;
            }
            File destFile = new File(outputFolder, name);
            destFile.getParentFile().mkdirs();
            // read the content of the entry from the input stream, and write it into the archive.
            int count;
            FileOutputStream fout = FileUtils.openOutputStream(destFile);
            while ((count = zis.read(buffer)) != -1) {
                fout.write(buffer, 0, count);
            }
            fout.close();
            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
    fis.close();
}

---

From source file:edu.stanford.epad.common.util.EPADFileUtils.java

/**
 * Unzip the specified file./*from   w ww  . j  a  va 2  s.c  om*/
 * 
 * @param zipFilePath String path to zip file.
 * @throws IOException during zip or read process.
 */
public static void extractFolder(String zipFilePath) throws IOException {
    ZipFile zipFile = null;

    try {
        int BUFFER = 2048;
        File file = new File(zipFilePath);

        zipFile = new ZipFile(file);
        String newPath = zipFilePath.substring(0, zipFilePath.length() - 4);

        makeDirs(new File(newPath));
        Enumeration<?> zipFileEntries = zipFile.entries();

        while (zipFileEntries.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) zipFileEntries.nextElement();
            String currentEntry = entry.getName();
            File destFile = new File(newPath, currentEntry);
            File destinationParent = destFile.getParentFile();

            // create the parent directory structure if needed
            makeDirs(destinationParent);

            InputStream is = null;
            BufferedInputStream bis = null;
            FileOutputStream fos = null;
            BufferedOutputStream bos = null;

            try {
                if (destFile.exists() && destFile.isDirectory())
                    continue;

                if (!entry.isDirectory()) {
                    int currentByte;
                    byte data[] = new byte[BUFFER];
                    is = zipFile.getInputStream(entry);
                    bis = new BufferedInputStream(is);
                    fos = new FileOutputStream(destFile);
                    bos = new BufferedOutputStream(fos, BUFFER);

                    while ((currentByte = bis.read(data, 0, BUFFER)) != -1) {
                        bos.write(data, 0, currentByte);
                    }
                    bos.flush();
                }
            } finally {
                IOUtils.closeQuietly(bis);
                IOUtils.closeQuietly(is);
                IOUtils.closeQuietly(bos);
                IOUtils.closeQuietly(fos);
            }

            if (currentEntry.endsWith(".zip")) {
                extractFolder(destFile.getAbsolutePath());
            }
        }
    } catch (Exception e) {
        log.warning("Failed to unzip: " + zipFilePath, e);
        throw new IllegalStateException(e);
    } finally {
        if (zipFile != null)
            zipFile.close();
    }
}

---

From source file:cn.edu.zju.acm.onlinejudge.util.ProblemManager.java

public static ProblemPackage importProblem(InputStream in, ActionMessages messages) {

    Map<String, byte[]> files = new HashMap<String, byte[]>();
    ZipInputStream zis = null;//from  ww w . j  a  v  a  2 s  . c o m
    try {

        zis = new ZipInputStream(new BufferedInputStream(in));
        // zis = new ZipInputStream(new BufferedInputStream(new FileInputStream("d:/100.zip")));
        ZipEntry entry = zis.getNextEntry();
        while (entry != null) {
            if (!entry.isDirectory()) {

                // TODO the file may be too big. > 100M
                /*
                 * byte data[] = new byte[(int) entry.getSize()]; int l = 0; while (l < data.length) { int ll =
                 * zis.read(data, l, data.length - l); if (ll < 0) { break; } l += ll; }
                 */
                ByteArrayOutputStream buf = new ByteArrayOutputStream();
                CopyUtils.copy(zis, buf);
                files.put(entry.getName(), buf.toByteArray());

            }
            entry = zis.getNextEntry();
        }

    } catch (IOException ioe) {
        messages.add("error", new ActionMessage("onlinejudge.importProblem.invalidzip"));
        return null;
    } finally {
        try {
            if (zis != null) {
                zis.close();
            }
        } catch (IOException e) {
            // ignore
        }
    }
    /*
     * files.clear(); files.put("problems.csv", "3,a\n2,b,true,1,2,3,4,a,b,c\n1,c".getBytes());
     * files.put("1\\checker", "checker".getBytes()); files.put("1\\input", "input".getBytes());
     * files.put("1\\output", "output".getBytes()); files.put("3\\checker", "checker3".getBytes());
     * files.put("3\\input", "input3".getBytes()); files.put("3\\output", "output3".getBytes());
     * files.put("images\\1.jpg", "1".getBytes()); files.put("images\\2\\2.jpg", "2".getBytes());
     */
    if (!files.containsKey(ProblemManager.PROBLEM_CSV_FILE)) {
        messages.add("error", new ActionMessage("onlinejudge.importProblem.missingproblemscsv"));
        return null;
    }
    ProblemPackage problemPackage = ProblemManager.parse(files, messages);
    if (messages.size() > 0) {
        return null;
    }
    return problemPackage;
}

---

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);
    }//w w  w .  j a  va2s. 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:com.taobao.android.tpatch.utils.JarSplitUtils.java

/**
 * 2jar?,??jar//from w  w  w  .  j av a 2 s.co 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:moskitt4me.repositoryClient.core.util.RepositoryClientUtil.java

public static void extractZipFile(String folder, String zipName) throws Exception {

    ZipFile zipFile = new ZipFile(new File(folder + "/" + zipName));

    Enumeration entries = zipFile.entries();

    while (entries.hasMoreElements()) {
        Object obj = entries.nextElement();
        if (obj instanceof ZipEntry) {
            ZipEntry entry = (ZipEntry) obj;

            InputStream eis = zipFile.getInputStream(entry);
            byte[] buffer = new byte[1024];
            int bytesRead = 0;

            File f = new File(folder + "/" + entry.getName());

            if (entry.isDirectory()) {
                f.mkdirs();//w  ww  . jav a 2 s.  c  om
                eis.close();
                continue;
            } else {
                f.getParentFile().mkdirs();
                f.createNewFile();
            }

            FileOutputStream fos = new FileOutputStream(f);

            while ((bytesRead = eis.read(buffer)) != -1) {
                fos.write(buffer, 0, bytesRead);
            }

            if (eis != null) {
                eis.close();
            }

            if (fos != null) {
                fos.close();
            }
        }
    }

    zipFile.close();
}

---

From source file:fridgegameinstaller.installation.java

public static void unzip(ZipFile zipFile, File jiniHomeParentDir) {

    Enumeration files = zipFile.entries();
    File f = null;/*w ww  .  j  a v  a 2s .c  o m*/
    FileOutputStream fos = null;

    while (files.hasMoreElements()) {
        try {
            ZipEntry entry = (ZipEntry) files.nextElement();
            InputStream eis = zipFile.getInputStream(entry);
            byte[] buffer = new byte[1024];
            int bytesRead = 0;

            f = new File(jiniHomeParentDir.getAbsolutePath() + File.separator + entry.getName());

            if (entry.isDirectory()) {
                f.mkdirs();
                continue;
            } else {
                f.getParentFile().mkdirs();
                f.createNewFile();
            }

            fos = new FileOutputStream(f);

            while ((bytesRead = eis.read(buffer)) != -1) {
                fos.write(buffer, 0, bytesRead);
            }
        } catch (IOException e) {
            e.printStackTrace();
            continue;
        } finally {
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                    // ignore
                }
            }
        }
    }
}

---

From source file:org.ambraproject.article.service.XslIngestArchiveProcessor.java

/**
 * Generate a description for a single zip-entry.
 *
 * @param ze  the zip entry to describe.
 * @param buf the buffer to place the description into
 */// w w w.jav  a2s. c o m
private static void entry2xml(ZipEntry ze, StringBuilder buf) {
    buf.append("<ZipEntry name=\"").append(attrEscape(ze.getName())).append("\"");

    if (ze.isDirectory())
        buf.append(" isDirectory=\"true\"");
    if (ze.getCrc() >= 0)
        buf.append(" crc=\"").append(ze.getCrc()).append("\"");
    if (ze.getSize() >= 0)
        buf.append(" size=\"").append(ze.getSize()).append("\"");
    if (ze.getCompressedSize() >= 0)
        buf.append(" compressedSize=\"").append(ze.getCompressedSize()).append("\"");
    if (ze.getTime() >= 0)
        buf.append(" time=\"").append(ze.getTime()).append("\"");

    if (ze.getComment() != null || ze.getExtra() != null) {
        buf.append(">\n");

        if (ze.getComment() != null)
            buf.append("<Comment>").append(xmlEscape(ze.getComment())).append("</Comment>\n");
        if (ze.getExtra() != null)
            buf.append("<Extra>").append(base64Encode(ze.getExtra())).append("</Extra>\n");

        buf.append("</ZipEntry>\n");
    } else {
        buf.append("/>\n");
    }
}

---

From source file:net.minecraftforge.fml.common.asm.transformers.AccessTransformer.java

private static void processJar(File inFile, File outFile, AccessTransformer[] transformers) throws IOException {
    ZipInputStream inJar = null;/*from  w w  w  .j av a  2s.  co m*/
    ZipOutputStream outJar = null;

    try {
        try {
            inJar = new ZipInputStream(new BufferedInputStream(new FileInputStream(inFile)));
        } catch (FileNotFoundException e) {
            throw new FileNotFoundException("Could not open input file: " + e.getMessage());
        }

        try {
            outJar = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(outFile)));
        } catch (FileNotFoundException e) {
            throw new FileNotFoundException("Could not open output file: " + e.getMessage());
        }

        ZipEntry entry;
        while ((entry = inJar.getNextEntry()) != null) {
            if (entry.isDirectory()) {
                outJar.putNextEntry(entry);
                continue;
            }

            byte[] data = new byte[4096];
            ByteArrayOutputStream entryBuffer = new ByteArrayOutputStream();

            int len;
            do {
                len = inJar.read(data);
                if (len > 0) {
                    entryBuffer.write(data, 0, len);
                }
            } while (len != -1);

            byte[] entryData = entryBuffer.toByteArray();

            String entryName = entry.getName();

            if (entryName.endsWith(".class") && !entryName.startsWith(".")) {
                ClassNode cls = new ClassNode();
                ClassReader rdr = new ClassReader(entryData);
                rdr.accept(cls, 0);
                String name = cls.name.replace('/', '.').replace('\\', '.');

                for (AccessTransformer trans : transformers) {
                    entryData = trans.transform(name, name, entryData);
                }
            }

            ZipEntry newEntry = new ZipEntry(entryName);
            outJar.putNextEntry(newEntry);
            outJar.write(entryData);
        }
    } finally {
        IOUtils.closeQuietly(outJar);
        IOUtils.closeQuietly(inJar);
    }
}

---

From source file:isl.FIMS.utils.Utils.java

/**
 * Unzip it (This implementation works only when zip contains files-folders
 * with ASCII filenames Greek characters break the code!
 *
 * @param zipFile input zip file/*from w ww . j  a v  a2s  .  co m*/
 * @param output zip file output folder
 */
public static void unzip(String zipFile, String outputFolder) {

    String rootFolderName = "";
    String rootFlashFilename = "";
    byte[] buffer = new byte[1024];

    try {

        //get the zip file content
        ZipInputStream zis = new ZipInputStream(new FileInputStream(outputFolder + File.separator + zipFile));
        //get the zipped file list entry

        ZipEntry ze = zis.getNextEntry();

        boolean rootDirFound = false;
        boolean flashFileFound = false;
        while (ze != null) {

            String fileName = ze.getName();
            File newFile = new File(outputFolder + File.separator + fileName);
            //create all non exists folders
            //else you will hit FileNotFoundException for compressed folder
            if (!ze.getName().contains("__MACOSX")) {
                if (ze.isDirectory()) {
                    if (rootDirFound == false) {
                        rootFolderName = newFile.getName();
                        rootDirFound = true;
                    }
                    new File(newFile.getParent()).mkdirs();
                } else {
                    FileOutputStream fos = null;

                    new File(newFile.getParent()).mkdirs();

                    if (flashFileFound == false && newFile.getName().endsWith(".swf")
                            && !newFile.getName().startsWith(".")) {
                        rootFlashFilename = newFile.getName();
                        flashFileFound = true;
                    }

                    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();
    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

---

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