Examples with JarInputStream java.util.jar.JarInputStream used on opensource projects

Example 96 with JarInputStream

use of java.util.jar.JarInputStream in project flink by apache.

the class JarHelper method unjar.

/**
	 * Given an InputStream on a jar file, unjars the contents into the given
	 * directory.
	 */
public void unjar(InputStream in, File destDir) throws IOException {
    BufferedOutputStream dest = null;
    JarInputStream jis = new JarInputStream(in);
    JarEntry entry;
    while ((entry = jis.getNextJarEntry()) != null) {
        if (entry.isDirectory()) {
            File dir = new File(destDir, entry.getName());
            dir.mkdir();
            if (entry.getTime() != -1) {
                dir.setLastModified(entry.getTime());
            }
            continue;
        }
        int count;
        byte[] data = new byte[BUFFER_SIZE];
        File destFile = new File(destDir, entry.getName());
        if (mVerbose) {
            System.out.println("unjarring " + destFile + " from " + entry.getName());
        }
        FileOutputStream fos = new FileOutputStream(destFile);
        dest = new BufferedOutputStream(fos, BUFFER_SIZE);
        try {
            while ((count = jis.read(data, 0, BUFFER_SIZE)) != -1) {
                dest.write(data, 0, count);
            }
            dest.flush();
        } finally {
            dest.close();
        }
        if (entry.getTime() != -1) {
            destFile.setLastModified(entry.getTime());
        }
    }
    jis.close();
}

Example 97 with JarInputStream

use of java.util.jar.JarInputStream in project robovm by robovm.

the class OldJarInputStreamTest method test_ConstructorLjava_io_InputStreamZ.

public void test_ConstructorLjava_io_InputStreamZ() {
    try {
        // we need a buffered stream because ByteArrayInputStream.close() is a no-op
        InputStream is = new BufferedInputStream(new ByteArrayInputStream(new byte[0]));
        is.close();
        new JarInputStream(is, false);
        fail("IOException expected");
    } catch (IOException ee) {
    // expected
    }
}

Example 98 with JarInputStream

use of java.util.jar.JarInputStream in project robovm by robovm.

the class OldJarInputStreamTest method test_read$ZII.

public void test_read$ZII() throws Exception {
    File resources = Support_Resources.createTempFolder();
    Support_Resources.copyFile(resources, null, "Broken_entry_data.jar");
    InputStream is = Support_Resources.getStream("Broken_entry_data.jar");
    JarInputStream jis = new JarInputStream(is, true);
    byte[] b = new byte[100];
    jis.getNextEntry();
    jis.read(b, 0, 100);
    jis.getNextEntry();
    jis.getNextEntry();
    jis.getNextEntry();
    try {
        jis.read(b, 0, 100);
        fail("ZipException expected");
    } catch (ZipException ee) {
    // expected
    }
    try {
        // Android throws exception here, already!
        jis.close();
        // But RI here, only!
        jis.read(b, 0, 100);
        fail("IOException expected");
    } catch (IOException ee) {
    // expected
    }
}

Example 99 with JarInputStream

use of java.util.jar.JarInputStream in project reflections by ronmamo.

the class JarInputDir method getFiles.

public Iterable<Vfs.File> getFiles() {
    return new Iterable<Vfs.File>() {

        public Iterator<Vfs.File> iterator() {
            return new AbstractIterator<Vfs.File>() {

                {
                    try {
                        jarInputStream = new JarInputStream(url.openConnection().getInputStream());
                    } catch (Exception e) {
                        throw new ReflectionsException("Could not open url connection", e);
                    }
                }

                protected Vfs.File computeNext() {
                    while (true) {
                        try {
                            ZipEntry entry = jarInputStream.getNextJarEntry();
                            if (entry == null) {
                                return endOfData();
                            }
                            long size = entry.getSize();
                            //JDK-6916399
                            if (size < 0)
                                size = 0xffffffffl + size;
                            nextCursor += size;
                            if (!entry.isDirectory()) {
                                return new JarInputFile(entry, JarInputDir.this, cursor, nextCursor);
                            }
                        } catch (IOException e) {
                            throw new ReflectionsException("could not get next zip entry", e);
                        }
                    }
                }
            };
        }
    };
}

Example 100 with JarInputStream

use of java.util.jar.JarInputStream in project spring-boot by spring-projects.

the class JarFile method setupEntryCertificates.

void setupEntryCertificates(JarEntry entry) {
    // happening that often.
    try {
        JarInputStream inputStream = new JarInputStream(getData().getInputStream(ResourceAccess.ONCE));
        try {
            java.util.jar.JarEntry certEntry = inputStream.getNextJarEntry();
            while (certEntry != null) {
                inputStream.closeEntry();
                if (entry.getName().equals(certEntry.getName())) {
                    setCertificates(entry, certEntry);
                }
                setCertificates(getJarEntry(certEntry.getName()), certEntry);
                certEntry = inputStream.getNextJarEntry();
            }
        } finally {
            inputStream.close();
        }
    } catch (IOException ex) {
        throw new IllegalStateException(ex);
    }
}