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

Example 16 with DeflaterOutputStream

use of java.util.zip.DeflaterOutputStream in project intellij-community by JetBrains.

the class SourceCodeCompressor method compress.

public static synchronized byte[] compress(byte[] source, int off, int len) {
    try {
        DEFLATER.reset();
        DEFLATER.setDictionary(PRESET_BUF);
        try {
            DeflaterOutputStream output = null;
            try {
                output = new DeflaterOutputStream(OUTPUT, DEFLATER);
                output.write(source, off, len);
            } finally {
                if (output != null) {
                    output.close();
                }
            }
        } catch (IOException e) {
            return source;
        }
        return OUTPUT.toByteArray();
    } finally {
        OUTPUT.reset();
    }
}

Example 17 with DeflaterOutputStream

use of java.util.zip.DeflaterOutputStream in project intellij-community by JetBrains.

the class ConnectionStreams method setGzipped.

// Actions ================================================================
// Actions ================================================================
public void setGzipped() throws IOException {
    loggedWriter.flush();
    loggedOutputStream.flush();
    deflaterOutputStream = new DeflaterOutputStream(connection.getOutputStream(), new Deflater(6));
    setOutputStream(deflaterOutputStream);
    setInputStream(new InflaterInputStream(connection.getInputStream()));
}

Example 18 with DeflaterOutputStream

use of java.util.zip.DeflaterOutputStream in project gerrit by GerritCodeReview.

the class PatchList method writeObject.

private void writeObject(final ObjectOutputStream output) throws IOException {
    final ByteArrayOutputStream buf = new ByteArrayOutputStream();
    try (DeflaterOutputStream out = new DeflaterOutputStream(buf)) {
        writeCanBeNull(out, oldId);
        writeNotNull(out, newId);
        writeVarInt32(out, isMerge ? 1 : 0);
        comparisonType.writeTo(out);
        writeVarInt32(out, insertions);
        writeVarInt32(out, deletions);
        writeVarInt32(out, patches.length);
        for (PatchListEntry p : patches) {
            p.writeTo(out);
        }
    }
    writeBytes(output, buf.toByteArray());
}

Example 19 with DeflaterOutputStream

use of java.util.zip.DeflaterOutputStream in project poi by apache.

the class Metafile method compress.

protected static byte[] compress(byte[] bytes, int offset, int length) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    DeflaterOutputStream deflater = new DeflaterOutputStream(out);
    deflater.write(bytes, offset, length);
    deflater.close();
    return out.toByteArray();
}

Example 20 with DeflaterOutputStream

use of java.util.zip.DeflaterOutputStream in project teaTime by ancfdy.

the class AppZLibMgr method compress.

/**
     * 压缩
     *
     * @param data
     *            待压
     *缩数据
     * @param os
     *            输出流
     */
public static void compress(byte[] data, OutputStream os) {
    DeflaterOutputStream dos = new DeflaterOutputStream(os);
    try {
        dos.write(data, 0, data.length);
        dos.finish();
        dos.flush();
    } catch (IOException e) {
        e.printStackTrace();
    }
}