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:com.gabrielluz.megasenaanalyzer.MegaSenaAnalyzer.java

public static byte[] unZipIt(InputStream is) throws IOException {
    byte[] buffer = new byte[1024];
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try (ZipInputStream zis = new ZipInputStream(is)) {
        ZipEntry ze = zis.getNextEntry();
        while (ze != null) {
            if (ze.getName().compareToIgnoreCase("D_MEGA.HTM") == 0) {
                int len;
                while ((len = zis.read(buffer)) > 0) {
                    out.write(buffer, 0, len);
                }//from   www  .java  2  s . c om
            }
            ze = zis.getNextEntry();
        }
        zis.closeEntry();
    }
    return out.toByteArray();
}

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From source file:com.clank.launcher.install.ZipExtract.java

@Override
public void run() {
    Closer closer = Closer.create();// w  w w  .j  a  v a 2s  .  c  om

    try {
        InputStream is = closer.register(source.openBufferedStream());
        ZipInputStream zis = closer.register(new ZipInputStream(is));
        ZipEntry entry;

        destination.getParentFile().mkdirs();

        while ((entry = zis.getNextEntry()) != null) {
            if (matches(entry)) {
                File file = new File(getDestination(), entry.getName());
                writeEntry(zis, file);
            }
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        try {
            closer.close();
        } catch (IOException e) {
        }
    }
}

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From source file:com.plotsquared.iserver.util.FileUtils.java

/**
 * Add files to a zip file//from www .  j av  a  2 s  . c  o m
 *
 * @param zipFile Zip File
 * @param files   Files to add to the zip
 * @param delete  If the original files should be deleted
 * @throws Exception If anything goes wrong
 */
public static void addToZip(final File zipFile, final File[] files, final boolean delete) throws Exception {
    Assert.notNull(zipFile, files);

    if (!zipFile.exists()) {
        if (!zipFile.createNewFile()) {
            throw new RuntimeException("Couldn't create " + zipFile);
        }
    }

    final File temporary = File.createTempFile(zipFile.getName(), "");
    //noinspection ResultOfMethodCallIgnored
    temporary.delete();

    if (!zipFile.renameTo(temporary)) {
        throw new RuntimeException("Couldn't rename " + zipFile + " to " + temporary);
    }

    final byte[] buffer = new byte[1024 * 16]; // 16mb

    ZipInputStream zis = new ZipInputStream(new FileInputStream(temporary));
    ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(zipFile));

    ZipEntry e = zis.getNextEntry();
    while (e != null) {
        String n = e.getName();

        boolean no = true;
        for (File f : files) {
            if (f.getName().equals(n)) {
                no = false;
                break;
            }
        }

        if (no) {
            zos.putNextEntry(new ZipEntry(n));
            int len;
            while ((len = zis.read(buffer)) > 0) {
                zos.write(buffer, 0, len);
            }
        }
        e = zis.getNextEntry();
    }
    zis.close();
    for (File file : files) {
        InputStream in = new FileInputStream(file);
        zos.putNextEntry(new ZipEntry(file.getName()));

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

        zos.closeEntry();
        in.close();
    }
    zos.close();
    temporary.delete();

    if (delete) {
        for (File f : files) {
            f.delete();
        }
    }
}

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From source file:ee.ria.DigiDoc.configuration.Configuration.java

private static void unpackSchema(Context context) {
    File schemaPath = FileUtils.getSchemaCacheDirectory(context);
    try (ZipInputStream zis = new ZipInputStream(context.getResources().openRawResource(R.raw.schema))) {
        ZipEntry ze;/* w w w. j a v a 2  s  . co  m*/
        while ((ze = zis.getNextEntry()) != null) {
            File entryFile = new File(schemaPath, ze.getName());
            FileOutputStream out = new FileOutputStream(entryFile);
            IOUtils.copy(zis, out);
            out.close();
        }
    } catch (IOException e) {
        Timber.e(e, "Library configuration initialization failed");
    }
}

---

From source file:ee.ria.xroad.common.asic.AsicHelper.java

static AsicContainer read(InputStream is) throws Exception {
    Map<String, String> entries = new HashMap<>();
    ZipInputStream zip = new ZipInputStream(is);
    ZipEntry zipEntry;/*from   ww  w  .j av a 2s  .c  o  m*/

    while ((zipEntry = zip.getNextEntry()) != null) {
        for (Object expectedEntry : AsicContainerEntries.getALL_ENTRIES()) {
            if (matches(expectedEntry, zipEntry.getName())) {
                String data;

                if (ENTRY_TIMESTAMP.equalsIgnoreCase(zipEntry.getName())) {
                    data = encodeBase64(getBinaryData(zip));
                } else {
                    data = getData(zip);
                }

                entries.put(zipEntry.getName(), data);

                break;
            }
        }
    }

    return new AsicContainer(entries);
}

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From source file:com.opengamma.util.db.script.ZipFileDbScript.java

@Override
public String getScript() throws IOException {
    ZipInputStream zippedIn = null;
    try {/*from  w ww .j  a v  a  2s .co m*/
        zippedIn = new ZipInputStream(new FileInputStream(getZipFile()));
        ZipEntry entry;
        while ((entry = zippedIn.getNextEntry()) != null) {
            if (entry.getName().equals(getEntryName())) {
                break;
            }
        }
        if (entry == null) {
            throw new OpenGammaRuntimeException(
                    "No entry found in zip file " + getZipFile() + " with name " + getEntryName());
        }
        return IOUtils.toString(zippedIn);
    } catch (FileNotFoundException e) {
        throw new OpenGammaRuntimeException("Zip file not found: " + getZipFile());
    } catch (IOException e) {
        throw new OpenGammaRuntimeException("Error reading from zip file: " + getZipFile());
    } finally {
        if (zippedIn != null) {
            try {
                zippedIn.close();
            } catch (IOException e) {
            }
        }
    }
}

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From source file:com.oprisnik.semdroid.app.parser.manifest.AXMLConverter.java

public static String getManifestString(File apk) {
    String result = null;/*from  w w  w  .j a  va 2 s .co m*/
    ZipInputStream zis = null;
    FileInputStream fis = null;
    try {

        fis = new FileInputStream(apk);

        zis = new ZipInputStream(fis);
        for (ZipEntry entry = zis.getNextEntry(); entry != null; entry = zis.getNextEntry()) {
            if (entry.getName().equals("AndroidManifest.xml")) {
                result = getManifestString(zis);
                break;
            }
        }
    } catch (FileNotFoundException e) {
        IOUtils.closeQuietly(fis);
    } catch (IOException e) {
    } finally {
        IOUtils.closeQuietly(zis);
    }
    return result;
}

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From source file:ch.ivyteam.ivy.maven.engine.TestClasspathJar.java

@Test
public void readWriteClasspath() throws IOException {
    File jarFile = Files.createTempFile("my", ".jar").toFile();
    ClasspathJar jar = new ClasspathJar(jarFile);
    File content = Files.createTempFile("content", ".jar").toFile();
    jar.createFileEntries(Arrays.asList(content));

    assertThat(jar.getClasspathFiles()).contains(content.getName());

    ZipInputStream jarStream = new ZipInputStream(new FileInputStream(jarFile));
    ZipEntry first = jarStream.getNextEntry();
    assertThat(first.getName()).isEqualTo("META-INF/MANIFEST.MF");
    String manifest = IOUtils.toString(jarStream);
    assertThat(manifest)/*from  w w  w.  j a  v  a2 s. c  o m*/
            .as("Manifest should not start with a whitespace or it will not be interpreted by the JVM")
            .startsWith("Manifest-Version:");
}

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From source file:io.github.jeddict.jcode.parser.ejs.EJSUtil.java

public static void copyDynamicResource(Consumer<FileTypeStream> parserManager, String inputResource,
        FileObject webRoot, Function<String, String> pathResolver, ProgressHandler handler) throws IOException {
    InputStream inputStream = loadResource(inputResource);
    try (ZipInputStream zipInputStream = new ZipInputStream(inputStream)) {
        ZipEntry entry;//from  w ww . j  ava  2 s  .c  om
        while ((entry = zipInputStream.getNextEntry()) != null) {
            if (entry.isDirectory()) {
                continue;
            }
            boolean skipParsing = true;
            String entryName = entry.getName();
            if (entryName.endsWith(".ejs")) {
                skipParsing = false;
                entryName = entryName.substring(0, entryName.lastIndexOf("."));
            }
            String targetPath = pathResolver.apply(entryName);
            if (targetPath == null) {
                continue;
            }
            handler.progress(targetPath);
            FileObject target = org.openide.filesystems.FileUtil.createData(webRoot, targetPath);
            FileLock lock = target.lock();
            try (OutputStream outputStream = target.getOutputStream(lock);) {
                parserManager.accept(new FileTypeStream(entryName, zipInputStream, outputStream, skipParsing));
                zipInputStream.closeEntry();
            } finally {
                lock.releaseLock();
            }
        }
    } catch (Throwable ex) {
        Exceptions.printStackTrace(ex);
        System.out.println("InputResource : " + inputResource);
    }
}

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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   w  ww . j  ava  2 s .  c  om*/
    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;
}

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