Examples with GZIPOutputStream java.util.zip.GZIPOutputStream used on opensource projects

Example 51 with GZIPOutputStream

use of java.util.zip.GZIPOutputStream in project yyl_example by Relucent.

the class GZIP method zip.

public static byte[] zip(byte[] data) throws IOException {
    ByteArrayOutputStream output = null;
    GZIPOutputStream stream = null;
    ByteArrayInputStream input = null;
    try {
        input = new ByteArrayInputStream(data);
        stream = new GZIPOutputStream(output = new ByteArrayOutputStream());
        Streams.copy(input, stream);
        stream.finish();
        return output.toByteArray();
    } finally {
        Streams.closeQuietly(stream);
        Streams.closeQuietly(output);
        Streams.closeQuietly(input);
    }
}

Example 52 with GZIPOutputStream

use of java.util.zip.GZIPOutputStream in project android_frameworks_base by ResurrectionRemix.

the class DropBoxTest method testAddEntriesInTheFuture.

public void testAddEntriesInTheFuture() throws Exception {
    File dir = getEmptyDir("testAddEntriesInTheFuture");
    long before = System.currentTimeMillis();
    // Near future: should be allowed to persist
    FileWriter w0 = new FileWriter(new File(dir, "DropBoxTest@" + (before + 5000) + ".txt"));
    w0.write("FUTURE0");
    w0.close();
    // Far future: should be collapsed
    FileWriter w1 = new FileWriter(new File(dir, "DropBoxTest@" + (before + 100000) + ".txt"));
    w1.write("FUTURE1");
    w1.close();
    // Another far future item, this one gzipped
    File f2 = new File(dir, "DropBoxTest@" + (before + 100001) + ".txt.gz");
    GZIPOutputStream gz2 = new GZIPOutputStream(new FileOutputStream(f2));
    gz2.write("FUTURE2".getBytes());
    gz2.close();
    // Tombstone in the far future
    new FileOutputStream(new File(dir, "DropBoxTest@" + (before + 100002) + ".lost")).close();
    DropBoxManagerService service = new DropBoxManagerService(getContext(), dir);
    DropBoxManager dropbox = new DropBoxManager(getContext(), service.getServiceStub());
    // Until a write, the timestamps are taken at face value
    DropBoxManager.Entry e0 = dropbox.getNextEntry(null, before);
    DropBoxManager.Entry e1 = dropbox.getNextEntry(null, e0.getTimeMillis());
    DropBoxManager.Entry e2 = dropbox.getNextEntry(null, e1.getTimeMillis());
    DropBoxManager.Entry e3 = dropbox.getNextEntry(null, e2.getTimeMillis());
    assertTrue(null == dropbox.getNextEntry(null, e3.getTimeMillis()));
    assertEquals("FUTURE0", e0.getText(80));
    assertEquals("FUTURE1", e1.getText(80));
    assertEquals("FUTURE2", e2.getText(80));
    assertEquals(null, e3.getText(80));
    assertEquals(before + 5000, e0.getTimeMillis());
    assertEquals(before + 100000, e1.getTimeMillis());
    assertEquals(before + 100001, e2.getTimeMillis());
    assertEquals(before + 100002, e3.getTimeMillis());
    e0.close();
    e1.close();
    e2.close();
    e3.close();
    // Write something to force a collapse
    dropbox.addText("NotDropBoxTest", "FUTURE");
    e0 = dropbox.getNextEntry(null, before);
    e1 = dropbox.getNextEntry(null, e0.getTimeMillis());
    e2 = dropbox.getNextEntry(null, e1.getTimeMillis());
    e3 = dropbox.getNextEntry(null, e2.getTimeMillis());
    assertTrue(null == dropbox.getNextEntry("DropBoxTest", e3.getTimeMillis()));
    assertEquals("FUTURE0", e0.getText(80));
    assertEquals("FUTURE1", e1.getText(80));
    assertEquals("FUTURE2", e2.getText(80));
    assertEquals(null, e3.getText(80));
    assertEquals(before + 5000, e0.getTimeMillis());
    assertEquals(before + 5001, e1.getTimeMillis());
    assertEquals(before + 5002, e2.getTimeMillis());
    assertEquals(before + 5003, e3.getTimeMillis());
    e0.close();
    e1.close();
    e2.close();
    e3.close();
}

Example 53 with GZIPOutputStream

use of java.util.zip.GZIPOutputStream in project android_frameworks_base by ResurrectionRemix.

the class DropBoxTest method testDropBoxEntrySerialization.

public void testDropBoxEntrySerialization() throws Exception {
    // Make sure DropBoxManager.Entry can be serialized to a Parcel and back
    // under a variety of conditions.
    Parcel parcel = Parcel.obtain();
    File dir = getEmptyDir("testDropBoxEntrySerialization");
    new DropBoxManager.Entry("empty", 1000000).writeToParcel(parcel, 0);
    new DropBoxManager.Entry("string", 2000000, "String Value").writeToParcel(parcel, 0);
    new DropBoxManager.Entry("bytes", 3000000, "Bytes Value".getBytes(), DropBoxManager.IS_TEXT).writeToParcel(parcel, 0);
    new DropBoxManager.Entry("zerobytes", 4000000, new byte[0], 0).writeToParcel(parcel, 0);
    new DropBoxManager.Entry("emptybytes", 5000000, (byte[]) null, DropBoxManager.IS_EMPTY).writeToParcel(parcel, 0);
    try {
        new DropBoxManager.Entry("badbytes", 99999, "Bad Bytes Value".getBytes(), DropBoxManager.IS_EMPTY).writeToParcel(parcel, 0);
        fail("IllegalArgumentException expected for non-null byte[] and IS_EMPTY flags");
    } catch (IllegalArgumentException e) {
    // expected
    }
    try {
        new DropBoxManager.Entry("badbytes", 99999, (byte[]) null, 0).writeToParcel(parcel, 0);
        fail("IllegalArgumentException expected for null byte[] and non-IS_EMPTY flags");
    } catch (IllegalArgumentException e) {
    // expected
    }
    File f = new File(dir, "file.dat");
    FileOutputStream os = new FileOutputStream(f);
    os.write("File Value".getBytes());
    os.close();
    new DropBoxManager.Entry("file", 6000000, f, DropBoxManager.IS_TEXT).writeToParcel(parcel, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
    new DropBoxManager.Entry("binfile", 7000000, f, 0).writeToParcel(parcel, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
    new DropBoxManager.Entry("emptyfile", 8000000, (ParcelFileDescriptor) null, DropBoxManager.IS_EMPTY).writeToParcel(parcel, 0);
    try {
        new DropBoxManager.Entry("badfile", 99999, new File(dir, "nonexist.dat"), 0);
        fail("IOException expected for nonexistent file");
    } catch (IOException e) {
    // expected
    }
    try {
        new DropBoxManager.Entry("badfile", 99999, f, DropBoxManager.IS_EMPTY).writeToParcel(parcel, 0);
        fail("IllegalArgumentException expected for non-null file and IS_EMPTY flags");
    } catch (IllegalArgumentException e) {
    // expected
    }
    try {
        new DropBoxManager.Entry("badfile", 99999, (ParcelFileDescriptor) null, 0);
        fail("IllegalArgumentException expected for null PFD and non-IS_EMPTY flags");
    } catch (IllegalArgumentException e) {
    // expected
    }
    File gz = new File(dir, "file.gz");
    GZIPOutputStream gzout = new GZIPOutputStream(new FileOutputStream(gz));
    gzout.write("Gzip File Value".getBytes());
    gzout.close();
    new DropBoxManager.Entry("gzipfile", 9000000, gz, DropBoxManager.IS_TEXT | DropBoxManager.IS_GZIPPED).writeToParcel(parcel, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
    new DropBoxManager.Entry("gzipbinfile", 10000000, gz, DropBoxManager.IS_GZIPPED).writeToParcel(parcel, Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
    //
    // Switch from writing to reading
    //
    parcel.setDataPosition(0);
    DropBoxManager.Entry e;
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("empty", e.getTag());
    assertEquals(1000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_EMPTY, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals(null, e.getInputStream());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("string", e.getTag());
    assertEquals(2000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_TEXT, e.getFlags());
    assertEquals("String Value", e.getText(100));
    assertEquals("String Value", new BufferedReader(new InputStreamReader(e.getInputStream())).readLine());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("bytes", e.getTag());
    assertEquals(3000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_TEXT, e.getFlags());
    assertEquals("Bytes Value", e.getText(100));
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("zerobytes", e.getTag());
    assertEquals(4000000, e.getTimeMillis());
    assertEquals(0, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals(null, new BufferedReader(new InputStreamReader(e.getInputStream())).readLine());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("emptybytes", e.getTag());
    assertEquals(5000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_EMPTY, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals(null, e.getInputStream());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("file", e.getTag());
    assertEquals(6000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_TEXT, e.getFlags());
    assertEquals("File Value", e.getText(100));
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("binfile", e.getTag());
    assertEquals(7000000, e.getTimeMillis());
    assertEquals(0, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals("File Value", new BufferedReader(new InputStreamReader(e.getInputStream())).readLine());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("emptyfile", e.getTag());
    assertEquals(8000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_EMPTY, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals(null, e.getInputStream());
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("gzipfile", e.getTag());
    assertEquals(9000000, e.getTimeMillis());
    assertEquals(DropBoxManager.IS_TEXT, e.getFlags());
    assertEquals("Gzip File Value", e.getText(100));
    e.close();
    e = DropBoxManager.Entry.CREATOR.createFromParcel(parcel);
    assertEquals("gzipbinfile", e.getTag());
    assertEquals(10000000, e.getTimeMillis());
    assertEquals(0, e.getFlags());
    assertEquals(null, e.getText(100));
    assertEquals("Gzip File Value", new BufferedReader(new InputStreamReader(e.getInputStream())).readLine());
    e.close();
    assertEquals(0, parcel.dataAvail());
    parcel.recycle();
}

Example 54 with GZIPOutputStream

use of java.util.zip.GZIPOutputStream in project android_frameworks_base by ResurrectionRemix.

the class DropBoxTest method testAddFile.

public void testAddFile() throws Exception {
    File dir = getEmptyDir("testAddFile");
    long before = System.currentTimeMillis();
    File f0 = new File(dir, "f0.txt");
    File f1 = new File(dir, "f1.txt.gz");
    File f2 = new File(dir, "f2.dat");
    File f3 = new File(dir, "f2.dat.gz");
    FileWriter w0 = new FileWriter(f0);
    GZIPOutputStream gz1 = new GZIPOutputStream(new FileOutputStream(f1));
    FileOutputStream os2 = new FileOutputStream(f2);
    GZIPOutputStream gz3 = new GZIPOutputStream(new FileOutputStream(f3));
    w0.write("FILE0");
    gz1.write("FILE1".getBytes());
    os2.write("DATA2".getBytes());
    gz3.write("DATA3".getBytes());
    w0.close();
    gz1.close();
    os2.close();
    gz3.close();
    DropBoxManagerService service = new DropBoxManagerService(getContext(), dir);
    DropBoxManager dropbox = new DropBoxManager(getContext(), service.getServiceStub());
    dropbox.addFile("DropBoxTest", f0, DropBoxManager.IS_TEXT);
    dropbox.addFile("DropBoxTest", f1, DropBoxManager.IS_TEXT | DropBoxManager.IS_GZIPPED);
    dropbox.addFile("DropBoxTest", f2, 0);
    dropbox.addFile("DropBoxTest", f3, DropBoxManager.IS_GZIPPED);
    DropBoxManager.Entry e0 = dropbox.getNextEntry("DropBoxTest", before);
    DropBoxManager.Entry e1 = dropbox.getNextEntry("DropBoxTest", e0.getTimeMillis());
    DropBoxManager.Entry e2 = dropbox.getNextEntry("DropBoxTest", e1.getTimeMillis());
    DropBoxManager.Entry e3 = dropbox.getNextEntry("DropBoxTest", e2.getTimeMillis());
    assertTrue(null == dropbox.getNextEntry("DropBoxTest", e3.getTimeMillis()));
    assertTrue(e0.getTimeMillis() > before);
    assertTrue(e1.getTimeMillis() > e0.getTimeMillis());
    assertTrue(e2.getTimeMillis() > e1.getTimeMillis());
    assertTrue(e3.getTimeMillis() > e2.getTimeMillis());
    assertEquals(DropBoxManager.IS_TEXT, e0.getFlags());
    assertEquals(DropBoxManager.IS_TEXT, e1.getFlags());
    assertEquals(0, e2.getFlags());
    assertEquals(0, e3.getFlags());
    assertEquals("FILE0", e0.getText(80));
    byte[] buf1 = new byte[80];
    assertEquals("FILE1", new String(buf1, 0, e1.getInputStream().read(buf1)));
    assertTrue(null == e2.getText(80));
    byte[] buf2 = new byte[80];
    assertEquals("DATA2", new String(buf2, 0, e2.getInputStream().read(buf2)));
    assertTrue(null == e3.getText(80));
    byte[] buf3 = new byte[80];
    assertEquals("DATA3", new String(buf3, 0, e3.getInputStream().read(buf3)));
    e0.close();
    e1.close();
    e2.close();
    e3.close();
}

Example 55 with GZIPOutputStream

use of java.util.zip.GZIPOutputStream in project screenbird by adamhub.

the class CompressUtil method doCompressFile.

public static void doCompressFile(String inFileName) {
    try {
        File file = new File(inFileName);
        FileOutputStream fos = new FileOutputStream(file + ".gz");
        GZIPOutputStream gzos = new GZIPOutputStream(fos);
        FileInputStream fin = new FileInputStream(file);
        BufferedInputStream in = new BufferedInputStream(fin);
        byte[] buffer = new byte[1024];
        int i;
        while ((i = in.read(buffer)) >= 0) {
            gzos.write(buffer, 0, i);
        }
        in.close();
        gzos.close();
    } catch (IOException e) {
        System.out.println("Exception is" + e);
    }
}