Here are the examples of the java api class java.util.zip.InflaterInputStream taken from open source projects.
1. Compresser#inflate()
Project: zstack
File: Compresser.java
File: Compresser.java
public static byte[] inflate(byte[] input, int bufferSize) throws IOException { ByteArrayInputStream in = new ByteArrayInputStream(input); Inflater inf = new Inflater(); InflaterInputStream iis = new InflaterInputStream(in, inf, bufferSize); ByteArrayOutputStream out = new ByteArrayOutputStream(input.length * 5); for (int c = iis.read(); c != -1; c = iis.read()) { out.write(c); } in.close(); iis.close(); byte[] ret = out.toByteArray(); out.close(); return ret; }
2. DeflateUtils#decompress()
Project: Resteasy
File: DeflateUtils.java
File: DeflateUtils.java
/** * Decompresses the specified byte array according to the DEFLATE * specification (RFC 1951). * * @param bytes The byte array to decompress. Must not be {@code null}. * * @return The decompressed bytes. * * @throws java.io.IOException If decompression failed. */ public static byte[] decompress(final byte[] bytes) throws IOException { InflaterInputStream inf = new InflaterInputStream(new ByteArrayInputStream(bytes), new Inflater(NOWRAP)); ByteArrayOutputStream out = new ByteArrayOutputStream(); // Transfer bytes from the compressed array to the output byte[] buf = new byte[1024]; int len; while ((len = inf.read(buf)) > 0) { out.write(buf, 0, len); } inf.close(); out.close(); return out.toByteArray(); }
3. SerializerCompressionDeflateWrapper#deserialize()
Project: mapdb
File: SerializerCompressionDeflateWrapper.java
File: SerializerCompressionDeflateWrapper.java
@Override public E deserialize(DataInput2 in, int available) throws IOException { final int unpackedSize = in.unpackInt() - 1; if (unpackedSize == -1) { //was not compressed return serializer.deserialize(in, available > 0 ? available - 1 : available); } Inflater inflater = new Inflater(); if (dictionary != null) { inflater.setDictionary(dictionary); } InflaterInputStream in4 = new InflaterInputStream(new DataInput2.DataInputToStream(in), inflater); byte[] unpacked = new byte[unpackedSize]; in4.read(unpacked, 0, unpackedSize); DataInput2.ByteArray in2 = new DataInput2.ByteArray(unpacked); E ret = serializer.deserialize(in2, unpackedSize); if (CC.ASSERT && !(in2.pos == unpackedSize)) throw new DBException.DataCorruption("data were not fully read"); return ret; }
4. PNGFile#parse_iCCP_chunk()
Project: xml-graphics-commons
File: PNGFile.java
File: PNGFile.java
private void parse_iCCP_chunk(PNGChunk chunk) { int length = chunk.getLength(); int textIndex = 0; while (chunk.getByte(textIndex++) != 0) { //NOP } textIndex++; byte[] profile = new byte[length - textIndex]; System.arraycopy(chunk.getData(), textIndex, profile, 0, length - textIndex); ByteArrayInputStream bais = new ByteArrayInputStream(profile); InflaterInputStream iis = new InflaterInputStream(bais, new Inflater()); try { iccProfile = ICC_Profile.getInstance(iis); } catch (IOException ioe) { } }
5. ContentEncodedTest#verifyResponseDeflateContentEncodedForRepeatedStrings()
Project: wink
File: ContentEncodedTest.java
File: ContentEncodedTest.java
private static void verifyResponseDeflateContentEncodedForRepeatedStrings(ClientResponse response) throws IOException { assertEquals(200, response.getStatusCode()); InputStream is = response.getEntity(InputStream.class); InflaterInputStream inflaterIS = new InflaterInputStream(is); StringProvider sp = new StringProvider(); String responseEntity = sp.readFrom(String.class, String.class, new Annotation[] {}, MediaType.TEXT_PLAIN_TYPE, null, inflaterIS); assertEquals(getRepeatedString(), responseEntity); assertEquals("deflate", response.getHeaders().getFirst(HttpHeaders.CONTENT_ENCODING)); assertEquals(1, response.getHeaders().get(HttpHeaders.CONTENT_ENCODING).size()); assertEquals(HttpHeaders.ACCEPT_ENCODING, response.getHeaders().getFirst(HttpHeaders.VARY)); assertEquals(1, response.getHeaders().get(HttpHeaders.VARY).size()); }
6. Encoder#decodeBase64AndDecompressToBytes()
Project: voltdb
File: Encoder.java
File: Encoder.java
public static byte[] decodeBase64AndDecompressToBytes(String string) { byte bytes[] = Base64.decodeFast(string); if (string.length() == 0) { return new byte[0]; } ByteArrayInputStream bais = new ByteArrayInputStream(bytes); InflaterInputStream dis = new InflaterInputStream(bais); byte buffer[] = new byte[1024 * 8]; int length = 0; ByteArrayOutputStream baos = new ByteArrayOutputStream(); try { while ((length = dis.read(buffer)) >= 0) { baos.write(buffer, 0, length); } } catch (Exception e) { throw new RuntimeException(e); } return baos.toByteArray(); }
7. ArchiveTool#extract()
Project: ThriftyPaxos
File: ArchiveTool.java
File: ArchiveTool.java
private static void extract(String fromFile, String toDir) throws IOException { long start = System.currentTimeMillis(); long size = new File(fromFile).length(); System.out.println("Extracting " + size / MB + " MB"); InputStream in = new BufferedInputStream(new FileInputStream(fromFile), 1024 * 1024); String temp = fromFile + ".temp"; Inflater inflater = new Inflater(); in = new InflaterInputStream(in, inflater, 1024 * 1024); OutputStream out = getDirectoryOutputStream(toDir); combine(in, out, temp); inflater.end(); in.close(); out.close(); System.out.println(); System.out.println("Extracted in " + (System.currentTimeMillis() - start) / 1000 + " seconds"); }
8. CompressionUtils#decodeByteArrayToString()
Project: passport
File: CompressionUtils.java
File: CompressionUtils.java
/** * Decode the byte[] in base64 to a string. * * @param bytes the data to encode * @return the new string in {@link #UTF8_ENCODING}. */ public static String decodeByteArrayToString(final byte[] bytes) { final ByteArrayInputStream bais = new ByteArrayInputStream(bytes); final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final byte[] buf = new byte[bytes.length]; try (final InflaterInputStream iis = new InflaterInputStream(bais)) { int count = iis.read(buf); while (count != -1) { baos.write(buf, 0, count); count = iis.read(buf); } return new String(baos.toByteArray(), Charset.forName(UTF8_ENCODING)); } catch (final Exception e) { LOGGER.error("Base64 decoding failed", e); return null; } }
9. CompressionUtils#decodeByteArrayToString()
Project: passport
File: CompressionUtils.java
File: CompressionUtils.java
/** * Decode the byte[] in base64 to a string. * * @param bytes the data to encode * @return the new string in {@link #UTF8_ENCODING}. */ public static String decodeByteArrayToString(final byte[] bytes) { final ByteArrayInputStream bais = new ByteArrayInputStream(bytes); final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final byte[] buf = new byte[bytes.length]; try (final InflaterInputStream iis = new InflaterInputStream(bais)) { int count = iis.read(buf); while (count != -1) { baos.write(buf, 0, count); count = iis.read(buf); } return new String(baos.toByteArray(), Charset.forName(UTF8_ENCODING)); } catch (final Exception e) { LOGGER.error("Base64 decoding failed", e); return null; } }
10. RedirectSAML2ClientTests#getInflatedAuthnRequest()
Project: pac4j
File: RedirectSAML2ClientTests.java
File: RedirectSAML2ClientTests.java
private String getInflatedAuthnRequest(final String location) throws Exception { final List<NameValuePair> pairs = URLEncodedUtils.parse(java.net.URI.create(location), "UTF-8"); final Inflater inflater = new Inflater(true); final byte[] decodedRequest = Base64.getDecoder().decode(pairs.get(0).getValue()); final ByteArrayInputStream is = new ByteArrayInputStream(decodedRequest); final InflaterInputStream inputStream = new InflaterInputStream(is, inflater); final BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, HttpConstants.UTF8_ENCODING)); String line; final StringBuilder bldr = new StringBuilder(); while ((line = reader.readLine()) != null) { bldr.append(line); } return bldr.toString(); }
11. RefCountingStorage#internalReadStream()
Project: intellij-community
File: RefCountingStorage.java
File: RefCountingStorage.java
private BufferExposingByteArrayOutputStream internalReadStream(int record) throws IOException { waitForPendingWriteForRecord(record); byte[] result; synchronized (myLock) { result = super.readBytes(record); } InflaterInputStream in = new CustomInflaterInputStream(result); try { final BufferExposingByteArrayOutputStream outputStream = new BufferExposingByteArrayOutputStream(); StreamUtil.copyStreamContent(in, outputStream); return outputStream; } finally { in.close(); } }
12. SourceCodeCompressor#decompress()
Project: intellij-community
File: SourceCodeCompressor.java
File: SourceCodeCompressor.java
public static byte[] decompress(final byte[] compressed, final int len, final int off) throws IOException { INFLATER.reset(); InflaterInputStream input = null; try { input = new InflaterInputStream(new ByteArrayInputStream(compressed, off, len), INFLATER); final int b = input.read(); if (b == -1) { INFLATER.setDictionary(PRESET_BUF); } else { OUTPUT.write(b); } int readBytes; while ((readBytes = input.read(INFLATE_BUFFER)) > 0) { OUTPUT.write(INFLATE_BUFFER, 0, readBytes); } return OUTPUT.toByteArray(); } finally { if (input != null) { input.close(); } OUTPUT.reset(); } }
13. PatchList#readObject()
Project: gerrit
File: PatchList.java
File: PatchList.java
private void readObject(final ObjectInputStream input) throws IOException { final ByteArrayInputStream buf = new ByteArrayInputStream(readBytes(input)); try (InflaterInputStream in = new InflaterInputStream(buf)) { oldId = readCanBeNull(in); newId = readNotNull(in); againstParent = readVarInt32(in) != 0; insertions = readVarInt32(in); deletions = readVarInt32(in); final int cnt = readVarInt32(in); final PatchListEntry[] all = new PatchListEntry[cnt]; for (int i = 0; i < all.length; i++) { all[i] = PatchListEntry.readFrom(in); } patches = all; } }
14. RefCountingStorage#internalReadStream()
Project: consulo
File: RefCountingStorage.java
File: RefCountingStorage.java
private BufferExposingByteArrayOutputStream internalReadStream(int record) throws IOException { waitForPendingWriteForRecord(record); byte[] result; synchronized (myLock) { result = super.readBytes(record); } InflaterInputStream in = new CustomInflaterInputStream(result); try { final BufferExposingByteArrayOutputStream outputStream = new BufferExposingByteArrayOutputStream(); StreamUtil.copyStreamContent(in, outputStream); return outputStream; } finally { in.close(); } }
15. SourceCodeCompressor#decompress()
Project: consulo
File: SourceCodeCompressor.java
File: SourceCodeCompressor.java
public static byte[] decompress(final byte[] compressed, final int len, final int off) throws IOException { INFLATER.reset(); InflaterInputStream input = null; try { input = new InflaterInputStream(new ByteArrayInputStream(compressed, off, len), INFLATER); final int b = input.read(); if (b == -1) { INFLATER.setDictionary(PRESET_BUF); } else { OUTPUT.write(b); } int readBytes; while ((readBytes = input.read(INFLATE_BUFFER)) > 0) { OUTPUT.write(INFLATE_BUFFER, 0, readBytes); } return OUTPUT.toByteArray(); } finally { if (input != null) { input.close(); } OUTPUT.reset(); } }
16. PdfReader#FlateDecode()
Project: clj-pdf
File: PdfReader.java
File: PdfReader.java
/** A helper to FlateDecode. * @param in the input data * @param strict <CODE>true</CODE> to read a correct stream. <CODE>false</CODE> * to try to read a corrupted stream * @return the decoded data */ public static byte[] FlateDecode(byte in[], boolean strict) { ByteArrayInputStream stream = new ByteArrayInputStream(in); InflaterInputStream zip = new InflaterInputStream(stream); ByteArrayOutputStream out = new ByteArrayOutputStream(); byte b[] = new byte[strict ? 4092 : 1]; try { int n; while ((n = zip.read(b)) >= 0) { out.write(b, 0, n); } zip.close(); out.close(); return out.toByteArray(); } catch (Exception e) { if (strict) return null; return out.toByteArray(); } }
17. CompressionUtils#decodeByteArrayToString()
Project: cas
File: CompressionUtils.java
File: CompressionUtils.java
/** * Decode the byte[] in base64 to a string. * * @param bytes the data to encode * @return the new string in {@link #UTF8_ENCODING}. */ public static String decodeByteArrayToString(final byte[] bytes) { final ByteArrayInputStream bais = new ByteArrayInputStream(bytes); final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final byte[] buf = new byte[bytes.length]; try (final InflaterInputStream iis = new InflaterInputStream(bais)) { int count = iis.read(buf); while (count != -1) { baos.write(buf, 0, count); count = iis.read(buf); } return new String(baos.toByteArray(), Charset.forName(UTF8_ENCODING)); } catch (final Exception e) { LOGGER.error("Base64 decoding failed", e); return null; } }
18. ZipDataFormat#unmarshal()
Project: camel
File: ZipDataFormat.java
File: ZipDataFormat.java
public Object unmarshal(final Exchange exchange, final InputStream inputStream) throws Exception { InflaterInputStream inflaterInputStream = new InflaterInputStream(inputStream); OutputStreamBuilder osb = OutputStreamBuilder.withExchange(exchange); try { IOHelper.copy(inflaterInputStream, osb); return osb.build(); } finally { // must close input streams IOHelper.close(osb, inflaterInputStream, inputStream); } }
19. ZlibCodec#decompress()
Project: bioformats
File: ZlibCodec.java
File: ZlibCodec.java
/* @see Codec#decompress(RandomAccessInputStream, CodecOptions) */ @Override public byte[] decompress(RandomAccessInputStream in, CodecOptions options) throws FormatException, IOException { InflaterInputStream i = new InflaterInputStream(in); ByteVector bytes = new ByteVector(); byte[] buf = new byte[8192]; int r = 0; // read until eof reached try { while ((r = i.read(buf, 0, buf.length)) > 0) bytes.add(buf, 0, r); } catch (EOFException e) { } return bytes.toByteArray(); }
20. EscherBlipWMFRecord#decompress()
Project: bioformats
File: EscherBlipWMFRecord.java
File: EscherBlipWMFRecord.java
/** * Decompresses a byte array. * * @param data The compressed byte array * @param pos The starting position into the byte array * @param length The number of compressed bytes to decompress * @return An uncompressed byte array * @see InflaterInputStream#read */ public static byte[] decompress(byte[] data, int pos, int length) { byte[] compressedData = new byte[length]; System.arraycopy(data, pos + 50, compressedData, 0, length); InputStream compressedInputStream = new ByteArrayInputStream(compressedData); InflaterInputStream inflaterInputStream = new InflaterInputStream(compressedInputStream); ByteArrayOutputStream out = new ByteArrayOutputStream(); int c; try { while ((c = inflaterInputStream.read()) != -1) out.write(c); } catch (IOException e) { throw new RecordFormatException(e.toString()); } return out.toByteArray(); }
21. DeflateUtils#inflate()
Project: anthelion
File: DeflateUtils.java
File: DeflateUtils.java
/** * Returns an inflated copy of the input array. * @throws IOException if the input cannot be properly decompressed */ public static final byte[] inflate(byte[] in) throws IOException { // decompress using InflaterInputStream ByteArrayOutputStream outStream = new ByteArrayOutputStream(EXPECTED_COMPRESSION_RATIO * in.length); InflaterInputStream inStream = new InflaterInputStream(new ByteArrayInputStream(in)); byte[] buf = new byte[BUF_SIZE]; while (true) { int size = inStream.read(buf); if (size <= 0) break; outStream.write(buf, 0, size); } outStream.close(); return outStream.toByteArray(); }
22. Message#doDecompress()
Project: activemq-openwire
File: Message.java
File: Message.java
protected Buffer doDecompress() throws IOException { // TODO ByteArrayInputStream input = new ByteArrayInputStream(this.content.getData(), this.content.getOffset(), this.content.getLength()); InflaterInputStream inflater = new InflaterInputStream(input); DataByteArrayOutputStream output = new DataByteArrayOutputStream(); try { byte[] buffer = new byte[8 * 1024]; int read = 0; while ((read = inflater.read(buffer)) != -1) { output.write(buffer, 0, read); } } finally { inflater.close(); output.close(); } return output.toBuffer(); }
23. ReadParams#main()
Project: openjdk
File: ReadParams.java
File: ReadParams.java
public static void main(String args[]) throws Exception { /* initialise stuff */ File fn = new File("x.ReadBounds"); FileOutputStream fout = new FileOutputStream(fn); for (int i = 0; i < 32; i++) { fout.write(i); } fout.close(); byte b[] = new byte[64]; for (int i = 0; i < 64; i++) { b[i] = 1; } /* test all input streams */ FileInputStream fis = new FileInputStream(fn); doTest(fis); doTest1(fis); fis.close(); BufferedInputStream bis = new BufferedInputStream(new MyInputStream(1024)); doTest(bis); doTest1(bis); bis.close(); ByteArrayInputStream bais = new ByteArrayInputStream(b); doTest(bais); doTest1(bais); bais.close(); FileOutputStream fos = new FileOutputStream(fn); ObjectOutputStream oos = new ObjectOutputStream(fos); oos.writeInt(12345); oos.writeObject("Today"); oos.writeObject(new Integer(32)); oos.close(); ObjectInputStream ois = new ObjectInputStream(new FileInputStream(fn)); doTest(ois); doTest1(ois); ois.close(); DataInputStream dis = new DataInputStream(new MyInputStream(1024)); doTest(dis); doTest1(dis); dis.close(); LineNumberInputStream lis = new LineNumberInputStream(new MyInputStream(1024)); doTest(lis); doTest1(lis); lis.close(); PipedOutputStream pos = new PipedOutputStream(); PipedInputStream pis = new PipedInputStream(); pos.connect(pis); pos.write(b, 0, 64); doTest(pis); doTest1(pis); pis.close(); PushbackInputStream pbis = new PushbackInputStream(new MyInputStream(1024)); doTest(pbis); doTest1(pbis); pbis.close(); StringBufferInputStream sbis = new StringBufferInputStream(new String(b)); doTest(sbis); doTest1(sbis); sbis.close(); SequenceInputStream sis = new SequenceInputStream(new MyInputStream(1024), new MyInputStream(1024)); doTest(sis); doTest1(sis); sis.close(); ZipInputStream zis = new ZipInputStream(new FileInputStream(fn)); doTest(zis); doTest1(zis); zis.close(); byte[] data = new byte[256]; ByteArrayOutputStream bos = new ByteArrayOutputStream(); DeflaterOutputStream dos = new DeflaterOutputStream(bos); dos.write(data, 0, data.length); dos.close(); InflaterInputStream ifs = new InflaterInputStream(new ByteArrayInputStream(bos.toByteArray())); doTest(ifs); doTest1(ifs); ifs.close(); /* cleanup */ fn.delete(); }
24. SerializerCompressionDeflateWrapper#valueArrayDeserialize()
Project: mapdb
File: SerializerCompressionDeflateWrapper.java
File: SerializerCompressionDeflateWrapper.java
@Override public Object valueArrayDeserialize(DataInput2 in, int size) throws IOException { if (size == 0) { return serializer.valueArrayEmpty(); } //decompress all values in single blob, it has better compressibility final int unpackedSize = in.unpackInt() - 1; if (unpackedSize == -1) { //was not compressed return serializer.valueArrayDeserialize(in, size); } Inflater inflater = new Inflater(); if (dictionary != null) { inflater.setDictionary(dictionary); } InflaterInputStream in4 = new InflaterInputStream(new DataInput2.DataInputToStream(in), inflater); byte[] unpacked = new byte[unpackedSize]; in4.read(unpacked, 0, unpackedSize); //now got data unpacked, so use serializer to deal with it DataInput2.ByteArray in2 = new DataInput2.ByteArray(unpacked); Object ret = serializer.valueArrayDeserialize(in2, size); if (CC.ASSERT && !(in2.pos == unpackedSize)) throw new DBException.DataCorruption("data were not fully read"); return ret; }
25. ReadParams#main()
Project: jdk7u-jdk
File: ReadParams.java
File: ReadParams.java
public static void main(String args[]) throws Exception { /* initialise stuff */ File fn = new File("x.ReadBounds"); FileOutputStream fout = new FileOutputStream(fn); for (int i = 0; i < 32; i++) { fout.write(i); } fout.close(); byte b[] = new byte[64]; for (int i = 0; i < 64; i++) { b[i] = 1; } /* test all input streams */ FileInputStream fis = new FileInputStream(fn); doTest(fis); doTest1(fis); fis.close(); BufferedInputStream bis = new BufferedInputStream(new MyInputStream(1024)); doTest(bis); doTest1(bis); bis.close(); ByteArrayInputStream bais = new ByteArrayInputStream(b); doTest(bais); doTest1(bais); bais.close(); FileOutputStream fos = new FileOutputStream(fn); ObjectOutputStream oos = new ObjectOutputStream(fos); oos.writeInt(12345); oos.writeObject("Today"); oos.writeObject(new Integer(32)); oos.close(); ObjectInputStream ois = new ObjectInputStream(new FileInputStream(fn)); doTest(ois); doTest1(ois); ois.close(); DataInputStream dis = new DataInputStream(new MyInputStream(1024)); doTest(dis); doTest1(dis); dis.close(); LineNumberInputStream lis = new LineNumberInputStream(new MyInputStream(1024)); doTest(lis); doTest1(lis); lis.close(); PipedOutputStream pos = new PipedOutputStream(); PipedInputStream pis = new PipedInputStream(); pos.connect(pis); pos.write(b, 0, 64); doTest(pis); doTest1(pis); pis.close(); PushbackInputStream pbis = new PushbackInputStream(new MyInputStream(1024)); doTest(pbis); doTest1(pbis); pbis.close(); StringBufferInputStream sbis = new StringBufferInputStream(new String(b)); doTest(sbis); doTest1(sbis); sbis.close(); SequenceInputStream sis = new SequenceInputStream(new MyInputStream(1024), new MyInputStream(1024)); doTest(sis); doTest1(sis); sis.close(); ZipInputStream zis = new ZipInputStream(new FileInputStream(fn)); doTest(zis); doTest1(zis); zis.close(); byte[] data = new byte[256]; ByteArrayOutputStream bos = new ByteArrayOutputStream(); DeflaterOutputStream dos = new DeflaterOutputStream(bos); dos.write(data, 0, data.length); dos.close(); InflaterInputStream ifs = new InflaterInputStream(new ByteArrayInputStream(bos.toByteArray())); doTest(ifs); doTest1(ifs); ifs.close(); /* cleanup */ fn.delete(); }
26. DeflaterOutputStreamTest#testSyncFlushDeflater()
Project: j2objc
File: DeflaterOutputStreamTest.java
File: DeflaterOutputStreamTest.java
/** * Confirm that a DeflaterOutputStream constructed with Deflater * with flushParm == SYNC_FLUSH does not need to to be flushed. * * http://b/4005091 */ public void testSyncFlushDeflater() throws Exception { Deflater def = new Deflater(); Field f = def.getClass().getDeclaredField("flushParm"); f.setAccessible(true); f.setInt(def, Deflater.SYNC_FLUSH); final int deflaterBufferSize = 512; ByteArrayOutputStream baos = new ByteArrayOutputStream(); DeflaterOutputStream dos = new DeflaterOutputStream(baos, def, deflaterBufferSize); // make output buffer large enough that even if compressed it // won't all fit within the deflaterBufferSize. final int outputBufferSize = 128 * deflaterBufferSize; byte[] output = new byte[outputBufferSize]; for (int i = 0; i < output.length; i++) { output[i] = (byte) i; } dos.write(output); byte[] compressed = baos.toByteArray(); // this main reason for this assert is to make sure that the // compressed byte count is larger than the // deflaterBufferSize. However, when the original bug exists, // it will also fail because the compressed length will be // exactly the length of the deflaterBufferSize. assertTrue("compressed=" + compressed.length + " but deflaterBufferSize=" + deflaterBufferSize, compressed.length > deflaterBufferSize); // assert that we returned data matches the input exactly. ByteArrayInputStream bais = new ByteArrayInputStream(compressed); InflaterInputStream iis = new InflaterInputStream(bais); byte[] input = new byte[output.length]; int total = 0; while (true) { int n = iis.read(input, total, input.length - total); if (n == -1) { break; } total += n; if (total == input.length) { try { iis.read(); fail(); } catch (EOFException expected) { break; } } } assertEquals(output.length, total); assertTrue(Arrays.equals(input, output)); // ensure Deflater.finish has not been called at any point // during the test, since that would lead to the results being // flushed even without SYNC_FLUSH being used assertFalse(def.finished()); // Quieten CloseGuard. def.end(); iis.close(); }
27. BaseSerializingTranscoder#zipDecompress()
Project: xmemcached
File: BaseSerializingTranscoder.java
File: BaseSerializingTranscoder.java
private byte[] zipDecompress(byte[] in) { int size = in.length * COMPRESS_RATIO; ByteArrayInputStream bais = new ByteArrayInputStream(in); InflaterInputStream is = new InflaterInputStream(bais); ByteArrayOutputStream baos = new ByteArrayOutputStream(size); try { byte[] uncompressMessage = new byte[size]; while (true) { int len = is.read(uncompressMessage); if (len <= 0) { break; } baos.write(uncompressMessage, 0, len); } baos.flush(); return baos.toByteArray(); } catch (IOException e) { log.error("Failed to decompress data", e); } finally { try { is.close(); } catch (IOException e) { log.error("failed to close InflaterInputStream"); } try { bais.close(); } catch (IOException e) { log.error("failed to close ByteArrayInputStream"); } try { baos.close(); } catch (IOException e) { log.error("failed to close ByteArrayOutputStream"); } } return baos == null ? null : baos.toByteArray(); }
28. BinaryCasSerDes6#setupReadStream()
Project: uima-uimaj
File: BinaryCasSerDes6.java
File: BinaryCasSerDes6.java
private void setupReadStream(int slotIndex, int bytesCompr, int bytesOrig) throws IOException { byte[] b = new byte[bytesCompr + 1]; // this leaves 1 extra 0 byte at the end deserIn.readFully(b, 0, bytesCompr); // which may be required by Inflater with nowrap option - see Inflater javadoc // testing inflate speed // long startTime = System.currentTimeMillis(); // inflater.reset(); // inflater.setInput(b); // byte[] uncompressed = new byte[bytesOrig]; // int uncompressedLength = 0; // try { // uncompressedLength = inflater.inflate(uncompressed); // } catch (DataFormatException e) { // throw new RuntimeException(e); // } // if (uncompressedLength != bytesOrig) { // throw new RuntimeException(); // } // System.out.format("Decompress %s took %,d ms%n", // SlotKind.values()[slotIndex], System.currentTimeMillis() - startTime); // // dataInputs[slotIndex] = new DataInputStream(new ByteArrayInputStream(uncompressed)); Inflater inflater = new Inflater(true); // save to be able to call end() when done. inflaters[slotIndex] = inflater; ByteArrayInputStream baiStream = new ByteArrayInputStream(b); // 32768 == 1<< 15. Tuned by trials on 2015 intel i7 int zipBufSize = Math.max(1 << 10, bytesCompr); // caches: L1 = 128KB L2 = 1M L3 = 6M // increasing the max causes cache dumping on this machine, and things slow down InflaterInputStream iis = new InflaterInputStream(baiStream, inflater, zipBufSize); // increasing the following buffer stream buffer size also seems to slow things down dataInputs[slotIndex] = new DataInputStream(new BufferedInputStream(iis, zipBufSize * 1)); }
29. TezUtils#createConfFromByteString()
Project: tez
File: TezUtils.java
File: TezUtils.java
/** * Convert a byte string to a Configuration object * * @param byteString byteString representation of the conf created using {@link * #createByteStringFromConf(org.apache.hadoop.conf.Configuration)} * @return Configuration * @throws java.io.IOException */ public static Configuration createConfFromByteString(ByteString byteString) throws IOException { Preconditions.checkNotNull(byteString, "ByteString must be specified"); // SnappyInputStream uncompressIs = new // SnappyInputStream(byteString.newInput()); InflaterInputStream uncompressIs = new InflaterInputStream(byteString.newInput()); DAGProtos.ConfigurationProto confProto = DAGProtos.ConfigurationProto.parseFrom(uncompressIs); Configuration conf = new Configuration(false); readConfFromPB(confProto, conf); return conf; }
30. TezCommonUtils#decompressByteStringToByteArray()
Project: tez
File: TezCommonUtils.java
File: TezCommonUtils.java
@Private public static byte[] decompressByteStringToByteArray(ByteString byteString) throws IOException { InflaterInputStream in = new InflaterInputStream(byteString.newInput()); byte[] bytes = IOUtils.toByteArray(in); return bytes; }
31. ZLibUtils#inflate()
Project: sanselan
File: ZLibUtils.java
File: ZLibUtils.java
public final byte[] inflate(byte bytes[]) throws IOException // slow, probably. { ByteArrayInputStream in = new ByteArrayInputStream(bytes); InflaterInputStream zIn = new InflaterInputStream(in); return getStreamBytes(zIn); }
32. UtilAll#uncompress()
Project: rocketmq-all
File: UtilAll.java
File: UtilAll.java
public static byte[] uncompress(final byte[] src) throws IOException { byte[] result = src; byte[] uncompressData = new byte[src.length]; ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(src); InflaterInputStream inflaterInputStream = new InflaterInputStream(byteArrayInputStream); ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(src.length); try { while (true) { int len = inflaterInputStream.read(uncompressData, 0, uncompressData.length); if (len <= 0) { break; } byteArrayOutputStream.write(uncompressData, 0, len); } byteArrayOutputStream.flush(); result = byteArrayOutputStream.toByteArray(); } catch (IOException e) { throw e; } finally { try { byteArrayInputStream.close(); } catch (IOException e) { } try { inflaterInputStream.close(); } catch (IOException e) { } try { byteArrayOutputStream.close(); } catch (IOException e) { } } return result; }
33. UtilAll#uncompress()
Project: RocketMQ
File: UtilAll.java
File: UtilAll.java
public static byte[] uncompress(final byte[] src) throws IOException { byte[] result = src; byte[] uncompressData = new byte[src.length]; ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(src); InflaterInputStream inflaterInputStream = new InflaterInputStream(byteArrayInputStream); ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(src.length); try { while (true) { int len = inflaterInputStream.read(uncompressData, 0, uncompressData.length); if (len <= 0) { break; } byteArrayOutputStream.write(uncompressData, 0, len); } byteArrayOutputStream.flush(); result = byteArrayOutputStream.toByteArray(); } catch (IOException e) { throw e; } finally { try { byteArrayInputStream.close(); } catch (IOException e) { } try { inflaterInputStream.close(); } catch (IOException e) { } try { byteArrayOutputStream.close(); } catch (IOException e) { } } return result; }
34. DeflateSerializer#read()
Project: kryo
File: DeflateSerializer.java
File: DeflateSerializer.java
public Object read(Kryo kryo, Input input, Class type) { // The inflater would read from input beyond the compressed bytes if chunked enoding wasn't used. InflaterInputStream inflaterStream = new InflaterInputStream(new InputChunked(input, 256), new Inflater(noHeaders)); return kryo.readObject(new Input(inflaterStream, 256), type, serializer); }
35. SWFInputStream#uncompressByteArray()
Project: jpexs-decompiler
File: SWFInputStream.java
File: SWFInputStream.java
public static byte[] uncompressByteArray(byte[] data, int offset, int length) throws IOException { InflaterInputStream dis = new InflaterInputStream(new ByteArrayInputStream(data, offset, length)); ByteArrayOutputStream baos = new ByteArrayOutputStream(); byte[] buf = new byte[4096]; int c; while ((c = dis.read(buf)) > 0) { baos.write(buf, 0, c); } return baos.toByteArray(); }
36. FbxReader#inflate()
Project: jmonkeyengine
File: FbxReader.java
File: FbxReader.java
private static byte[] inflate(byte[] input) throws IOException { InflaterInputStream gzis = new InflaterInputStream(new ByteArrayInputStream(input)); ByteArrayOutputStream out = new ByteArrayOutputStream(); byte[] buffer = new byte[1024]; while (gzis.available() > 0) { int l = gzis.read(buffer); if (l > 0) out.write(buffer, 0, l); } return out.toByteArray(); }
37. TezUtils#createConfFromByteString()
Project: incubator-tez
File: TezUtils.java
File: TezUtils.java
/** * Convert compressed byte string to a Configuration object using protocol * buffer * * @param byteString * :compressed conf in Protocol buffer * @return Configuration * @throws IOException */ public static Configuration createConfFromByteString(ByteString byteString) throws IOException { Preconditions.checkNotNull(byteString, "ByteString must be specified"); // SnappyInputStream uncompressIs = new // SnappyInputStream(byteString.newInput()); InflaterInputStream uncompressIs = new InflaterInputStream(byteString.newInput()); ConfigurationProto confProto = ConfigurationProto.parseFrom(uncompressIs); Configuration conf = new Configuration(false); readConfFromPB(confProto, conf); return conf; }
38. TezCommonUtils#decompressByteStringToByteArray()
Project: incubator-tez
File: TezCommonUtils.java
File: TezCommonUtils.java
@Private public static byte[] decompressByteStringToByteArray(ByteString byteString) throws IOException { InflaterInputStream in = new InflaterInputStream(byteString.newInput()); byte[] bytes = IOUtils.toByteArray(in); return bytes; }
39. ObjectUtils#readCompressedObject()
Project: hivemall
File: ObjectUtils.java
File: ObjectUtils.java
public static void readCompressedObject(@Nonnull final byte[] src, final int offset, final int length, @Nonnull final Externalizable dst) throws IOException, ClassNotFoundException { FastByteArrayInputStream bis = new FastByteArrayInputStream(src, offset, length); final InflaterInputStream iis = new InflaterInputStream(bis); try { readObject(iis, dst); } finally { IOUtils.closeQuietly(iis); } }
40. ObjectUtils#readCompressedObject()
Project: hivemall
File: ObjectUtils.java
File: ObjectUtils.java
public static void readCompressedObject(@Nonnull final byte[] src, @Nonnull final Externalizable dst) throws IOException, ClassNotFoundException { FastByteArrayInputStream bis = new FastByteArrayInputStream(src); final InflaterInputStream iis = new InflaterInputStream(bis); try { readObject(iis, dst); } finally { IOUtils.closeQuietly(iis); } }
41. ObjectUtils#readCompressedObject()
Project: hivemall
File: ObjectUtils.java
File: ObjectUtils.java
public static <T> T readCompressedObject(@Nonnull final byte[] obj) throws IOException, ClassNotFoundException { FastByteArrayInputStream bis = new FastByteArrayInputStream(obj); final InflaterInputStream iis = new InflaterInputStream(bis); try { return readObject(iis); } finally { IOUtils.closeQuietly(iis); } }
42. Tools#decompressZlib()
Project: graylog2-server
File: Tools.java
File: Tools.java
/** * Decompress ZLIB (RFC 1950) compressed data * * @return A string containing the decompressed data */ public static String decompressZlib(byte[] compressedData) throws IOException { try (final ByteArrayInputStream dataStream = new ByteArrayInputStream(compressedData); final InflaterInputStream in = new InflaterInputStream(dataStream)) { return new String(ByteStreams.toByteArray(in), StandardCharsets.UTF_8); } }
43. DictionaryFactory#loadWordList()
Project: freeplane
File: DictionaryFactory.java
File: DictionaryFactory.java
/** * Load the directory from a compressed list of words with UTF8 encoding. The words must be delimmited with * newlines. This method can be called multiple times. * * @param filename * the name of the file * @throws IOException * If an I/O error occurs. * @throws NullPointerException * If filename is null. */ public void loadWordList(final URL filename) throws IOException { final URLConnection conn = filename.openConnection(); conn.setReadTimeout(5000); InputStream input = conn.getInputStream(); input = new InflaterInputStream(input); input = new BufferedInputStream(input); loadPlainWordList(input, "UTF8"); }
44. ImageEncoderPNG#writeTo()
Project: fop
File: ImageEncoderPNG.java
File: ImageEncoderPNG.java
/** {@inheritDoc} */ public void writeTo(OutputStream out) throws IOException { // TODO: refactor this code with equivalent PDF code InputStream in = ((ImageRawStream) image).createInputStream(); InflaterInputStream infStream = null; DataInputStream dataStream = null; ByteArrayOutputStream baos = null; DeflaterOutputStream dos = null; try { if (numberOfInterleavedComponents == 1 || numberOfInterleavedComponents == 3) { // means we have Gray, RGB, or Palette IOUtils.copy(in, out); } else { // means we have Gray + alpha or RGB + alpha // 1 for Gray, 3 for RGB int numBytes = numberOfInterleavedComponents - 1; int numColumns = image.getSize().getWidthPx(); infStream = new InflaterInputStream(in, new Inflater()); dataStream = new DataInputStream(infStream); int offset = 0; int bytesPerRow = numberOfInterleavedComponents * numColumns; int filter; // here we need to inflate the PNG pixel data, which includes alpha, separate the alpha // channel and then deflate the RGB channels back again // TODO: not using the baos below and using the original out instead (as happens in PDF) // would be preferable but that does not work with the rest of the postscript code; this // needs to be revisited baos = new ByteArrayOutputStream(); dos = new DeflaterOutputStream(/* out */ baos, new Deflater()); while ((filter = dataStream.read()) != -1) { byte[] bytes = new byte[bytesPerRow]; dataStream.readFully(bytes, 0, bytesPerRow); dos.write((byte) filter); for (int j = 0; j < numColumns; j++) { dos.write(bytes, offset, numBytes); offset += numberOfInterleavedComponents; } offset = 0; } dos.close(); IOUtils.copy(new ByteArrayInputStream(baos.toByteArray()), out); } } finally { IOUtils.closeQuietly(dos); IOUtils.closeQuietly(baos); IOUtils.closeQuietly(dataStream); IOUtils.closeQuietly(infStream); IOUtils.closeQuietly(in); } }
45. BiDiGzipHandler#wrapDeflatedRequest()
Project: dropwizard
File: BiDiGzipHandler.java
File: BiDiGzipHandler.java
private WrappedServletRequest wrapDeflatedRequest(HttpServletRequest request) throws IOException { final Inflater inflater = buildInflater(); final InflaterInputStream input = new InflaterInputStream(request.getInputStream(), inflater, inputBufferSize) { @Override public void close() throws IOException { super.close(); localInflater.set(inflater); } }; return new WrappedServletRequest(request, input); }
46. CAFS#getSha1Stream()
Project: bnd
File: CAFS.java
File: CAFS.java
private InputStream getSha1Stream(final SHA1 sha1, byte[] buffer, final int total) throws NoSuchAlgorithmException { ByteArrayInputStream in = new ByteArrayInputStream(buffer); InflaterInputStream iin = new InflaterInputStream(in) { int count = 0; final MessageDigest digestx = MessageDigest.getInstance(ALGORITHM); final AtomicBoolean calculated = new AtomicBoolean(); @Override public int read(byte[] data, int offset, int length) throws IOException { int size = super.read(data, offset, length); if (size <= 0) eof(); else { count += size; this.digestx.update(data, offset, size); } return size; } @Override public int read() throws IOException { int c = super.read(); if (c < 0) eof(); else { count++; this.digestx.update((byte) c); } return c; } void eof() throws IOException { if (calculated.getAndSet(true)) return; if (count != total) throw new IOException("Counts do not match. Expected to read: " + total + " Actually read: " + count); SHA1 calculatedSha1 = new SHA1(digestx.digest()); if (!sha1.equals(calculatedSha1)) throw (new IOException("SHA1 caclulated and asked mismatch, asked: " + sha1 + ", \nfound: " + calculatedSha1)); } @Override public void close() throws IOException { eof(); super.close(); } }; return iin; }
47. DeflateUtils#inflateBestEffort()
Project: anthelion
File: DeflateUtils.java
File: DeflateUtils.java
/** * Returns an inflated copy of the input array, truncated to * <code>sizeLimit</code> bytes, if necessary. If the deflated input * has been truncated or corrupted, a best-effort attempt is made to * inflate as much as possible. If no data can be extracted * <code>null</code> is returned. */ public static final byte[] inflateBestEffort(byte[] in, int sizeLimit) { // decompress using InflaterInputStream ByteArrayOutputStream outStream = new ByteArrayOutputStream(EXPECTED_COMPRESSION_RATIO * in.length); // "true" because HTTP does not provide zlib headers Inflater inflater = new Inflater(true); InflaterInputStream inStream = new InflaterInputStream(new ByteArrayInputStream(in), inflater); byte[] buf = new byte[BUF_SIZE]; int written = 0; while (true) { try { int size = inStream.read(buf); if (size <= 0) break; if ((written + size) > sizeLimit) { outStream.write(buf, 0, sizeLimit - written); break; } outStream.write(buf, 0, size); written += size; } catch (Exception e) { LOG.info("Caught Exception in inflateBestEffort", e); break; } } try { outStream.close(); } catch (IOException e) { } return outStream.toByteArray(); }