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

Example 51 with GZIPInputStream

use of java.util.zip.GZIPInputStream in project zipkin by openzipkin.

the class ZipkinHttpCollector method gunzip.

static byte[] gunzip(byte[] input) throws IOException {
    GZIPInputStream in = new GZIPInputStream(new ByteArrayInputStream(input));
    try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream(input.length)) {
        byte[] buf = GZIP_BUFFER.get();
        int len;
        while ((len = in.read(buf)) > 0) {
            outputStream.write(buf, 0, len);
        }
        return outputStream.toByteArray();
    }
}

Example 52 with GZIPInputStream

use of java.util.zip.GZIPInputStream in project jodd by oblac.

the class ZipUtil method ungzip.

/**
	 * Decompress gzip archive.
	 */
public static File ungzip(File file) throws IOException {
    String outFileName = FileNameUtil.removeExtension(file.getAbsolutePath());
    File out = new File(outFileName);
    out.createNewFile();
    FileOutputStream fos = new FileOutputStream(out);
    GZIPInputStream gzis = new GZIPInputStream(new FileInputStream(file));
    try {
        StreamUtil.copy(gzis, fos);
    } finally {
        StreamUtil.close(fos);
        StreamUtil.close(gzis);
    }
    return out;
}

Example 53 with GZIPInputStream

use of java.util.zip.GZIPInputStream in project nutz by nutzam.

the class Sender method createResponse.

protected Response createResponse(Map<String, String> reHeaders) throws IOException {
    Response rep = null;
    if (reHeaders != null) {
        rep = new Response(conn, reHeaders);
        if (rep.isOK()) {
            InputStream is1 = conn.getInputStream();
            InputStream is2 = null;
            String encoding = conn.getContentEncoding();
            // 如果采用了压缩,则需要处理否则都是乱码
            if (encoding != null && encoding.contains("gzip")) {
                is2 = new GZIPInputStream(is1);
            } else if (encoding != null && encoding.contains("deflate")) {
                is2 = new InflaterInputStream(is1, new Inflater(true));
            } else {
                is2 = is1;
            }
            BufferedInputStream is = new BufferedInputStream(is2);
            rep.setStream(is);
        } else {
            try {
                rep.setStream(conn.getInputStream());
            } catch (IOException e) {
                try {
                    rep.setStream(conn.getErrorStream());
                } catch (Exception e1) {
                    rep.setStream(new VoidInputStream());
                }
            }
        }
    }
    if (this.interceptor != null)
        this.interceptor.afterResponse(request, conn, rep);
    return rep;
}

Example 54 with GZIPInputStream

use of java.util.zip.GZIPInputStream in project jodd by oblac.

the class HttpResponse method unzip.

// ---------------------------------------------------------------- body
/**
	 * Unzips GZip-ed body content, removes the content-encoding header
	 * and sets the new content-length value.
	 */
public HttpResponse unzip() {
    String contentEncoding = contentEncoding();
    if (contentEncoding != null && contentEncoding().equals("gzip")) {
        if (body != null) {
            removeHeader(HEADER_CONTENT_ENCODING);
            try {
                ByteArrayInputStream in = new ByteArrayInputStream(body.getBytes(StringPool.ISO_8859_1));
                GZIPInputStream gzipInputStream = new GZIPInputStream(in);
                ByteArrayOutputStream out = new ByteArrayOutputStream();
                StreamUtil.copy(gzipInputStream, out);
                body(out.toString(StringPool.ISO_8859_1));
            } catch (IOException ioex) {
                throw new HttpException(ioex);
            }
        }
    }
    return this;
}

Example 55 with GZIPInputStream

use of java.util.zip.GZIPInputStream in project openhab1-addons by openhab.

the class IhcClient method LoadProjectFileFromController.

private Document LoadProjectFileFromController() throws IhcExecption {
    try {
        WSProjectInfo projectInfo = getProjectInfo();
        int numberOfSegments = controllerService.getProjectNumberOfSegments();
        int segmentationSize = controllerService.getProjectSegmentationSize();
        logger.debug("Number of segments: {}", numberOfSegments);
        logger.debug("Segmentation size: {}", segmentationSize);
        ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
        for (int i = 0; i < numberOfSegments; i++) {
            logger.debug("Downloading segment {}", i);
            WSFile data = controllerService.getProjectSegment(i, projectInfo.getProjectMajorRevision(), projectInfo.getProjectMinorRevision());
            byteStream.write(data.getData());
        }
        logger.debug("File size before base64 encoding: {} bytes", byteStream.size());
        byte[] decodedBytes = javax.xml.bind.DatatypeConverter.parseBase64Binary(byteStream.toString());
        logger.debug("File size after base64 encoding: {} bytes", decodedBytes.length);
        GZIPInputStream gzis = new GZIPInputStream(new ByteArrayInputStream(decodedBytes));
        InputStreamReader in = new InputStreamReader(gzis, "ISO-8859-1");
        InputSource reader = new InputSource(in);
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        DocumentBuilder db = dbf.newDocumentBuilder();
        return db.parse(reader);
    } catch (Exception e) {
        throw new IhcExecption(e);
    }
}