Examples with IoBuffer org.apache.mina.core.buffer.IoBuffer used on opensource projects

Example 36 with IoBuffer

use of org.apache.mina.core.buffer.IoBuffer in project camel by apache.

the class Mina2UdpProtocolCodecFactory method toIoBuffer.

private IoBuffer toIoBuffer(Object message) throws CharacterCodingException, NoTypeConversionAvailableException {
    //try to convert it to a byte array
    byte[] value = context.getTypeConverter().tryConvertTo(byte[].class, message);
    if (value != null) {
        IoBuffer answer = IoBuffer.allocate(value.length).setAutoExpand(true);
        answer.put(value);
        return answer;
    }
    // fallback to use a byte buffer converter
    return context.getTypeConverter().mandatoryConvertTo(IoBuffer.class, message);
}

Example 37 with IoBuffer

use of org.apache.mina.core.buffer.IoBuffer in project opennms by OpenNMS.

the class LineOrientedEncoder method encode.

/**
 * {@inheritDoc}
 */
@Override
public void encode(final IoSession session, final Object message, final ProtocolEncoderOutput out) throws Exception {
    final LineOrientedRequest request = (LineOrientedRequest) message;
    if (request.getRequest().contains("null")) {
        return;
    }
    CharsetEncoder encoder = (CharsetEncoder) session.getAttribute(ENCODER);
    if (encoder == null) {
        encoder = m_charset.newEncoder();
        session.setAttribute(ENCODER, encoder);
    }
    final String value = request.getRequest();
    IoBuffer buffer = null;
    try {
        buffer = IoBuffer.allocate(value.length()).setAutoExpand(true);
        buffer.putString(request.getRequest(), encoder);
        buffer.flip();
        LOG.debug("Client sending: {}", value.trim());
        out.write(buffer);
    } finally {
        if (buffer != null) {
            buffer.free();
        }
    }
}

Example 38 with IoBuffer

use of org.apache.mina.core.buffer.IoBuffer in project pancm_project by xuwujing.

the class MyTextLineCodecDecoder method decodeNormal.

private void decodeNormal(Context ctx, IoBuffer in, ProtocolDecoderOutput out) throws CharacterCodingException {
    // 取出未完成任务中已经匹配的文本换行符的个数
    int matchCount = ctx.getMatchCount();
    // 设置匹配文本换行符的IoBuffer变量
    if (delimBuf == null) {
        IoBuffer tmp = IoBuffer.allocate(2).setAutoExpand(true);
        tmp.putString(delimiter, charset.newEncoder());
        tmp.flip();
        delimBuf = tmp;
    }
    // 解码的IoBuffer中数据的原始信息
    // 输出值为0
    int oldPos = in.position();
    // 输出值为1
    int oldLimit = in.limit();
    logger.info("******************************************************************************");
    logger.info("开始进入解码方法-----------------------------------------------------------------");
    logger.info("");
    logger.info("init Start--------------------------------------------------------------------");
    logger.info("in.postion() = " + oldPos);
    logger.info("in.Limit() = " + oldLimit);
    logger.info("in.capacity() = " + in.capacity());
    logger.info("matchCount = " + matchCount);
    logger.info("init End---------------------------------------------------------------------");
    logger.info("");
    // 变量解码的IoBuffer
    while (in.hasRemaining()) {
        byte b = in.get();
        logger.info("");
        logger.info("输入进来的字符为 = " + (char) b + ",对应的ascii值 = " + b);
        logger.info("in.position() = " + in.position() + ",in.limit() = " + in.limit());
        logger.info("");
        // 当b的ascii值为13,10 即为\r,\n时,会进入下述if语句
        if (delimBuf.get(matchCount) == b) {
            // b='\r'时,matchCount=1, b='\n'时,matchCount=2
            matchCount++;
            logger.info("matchCount = " + matchCount);
            if (matchCount == delimBuf.limit()) {
                // 获得当前匹配到的position（position前所有数据有效）
                // 值为2
                int pos = in.position();
                logger.info("pos = " + pos);
                // 值为2
                in.limit(pos);
                // position回到原始位置
                // 值为0
                in.position(oldPos);
                // 追加到Context对象未完成数据后面
                // 将 \r\n这两个字符添加到 ctx.getBuf()中
                ctx.append(in);
                // in中匹配结束后剩余数据
                // 值为2
                in.limit(oldLimit);
                // 值为2
                in.position(pos);
                // 此时是得到  he\r\n
                IoBuffer buf = ctx.getBuf();
                // 此时 buf.position=0,buf.limit()=4
                buf.flip();
                // 4-2 = 2
                buf.limit(buf.limit() - matchCount);
                try {
                    // 输出解码内容 ,即 he
                    out.write(buf.getString(ctx.getDecoder()));
                } finally {
                    // 释放缓存空间
                    buf.clear();
                }
                matchCount = 0;
            }
        } else {
            // h字符,e字符时,均会进入 此else逻辑判断中
            // 把in中未解码内容放回buf中
            // 下面会在 输入的字符不是 \r\n时会需要保存使用
            in.position(oldPos);
            ctx.append(in);
            ctx.setMatchCount(matchCount);
        }
    }
}

Example 39 with IoBuffer

use of org.apache.mina.core.buffer.IoBuffer in project pancm_project by xuwujing.

the class MyTextLineCodecEncoder method encode.

public void encode(IoSession session, Object message, ProtocolEncoderOutput out) throws Exception {
    logger.info("开始进入编码方法-----------------------------------------------------------------");
    // 如果文本换行符未指定，使用默认值
    if (delimiter == null || "".equals(delimiter)) {
        delimiter = "\r\n";
    }
    if (charset == null) {
        charset = Charset.forName("utf-8");
    }
    String value = message.toString();
    IoBuffer buf = IoBuffer.allocate(value.length()).setAutoExpand(true);
    // 真实数据
    buf.putString(value, charset.newEncoder());
    // 文本换行符
    buf.putString(delimiter, charset.newEncoder());
    buf.flip();
    out.write(buf);
}

Example 40 with IoBuffer

use of org.apache.mina.core.buffer.IoBuffer in project openmeetings by apache.

the class ScreenV1Encoder method getData.

private static VideoData getData(byte[] data) {
    IoBuffer buf = IoBuffer.allocate(data.length);
    buf.clear();
    buf.put(data);
    buf.flip();
    return new VideoData(buf);
}