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Java Bytes.int2bytes方法代码示例

本文整理汇总了Java中com.alibaba.dubbo.common.io.Bytes.int2bytes方法的典型用法代码示例。如果您正苦于以下问题：Java Bytes.int2bytes方法的具体用法？Java Bytes.int2bytes怎么用？Java Bytes.int2bytes使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.alibaba.dubbo.common.io.Bytes的用法示例。


在下文中一共展示了Bytes.int2bytes方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: encodeRequest

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
    Serialization serialization = getSerialization(channel);
    // header.
    byte[] header = new byte[HEADER_LENGTH];
    // set magic number.
    Bytes.short2bytes(MAGIC, header);

    // set request and serialization flag.
    header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());

    if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
    if (req.isEvent()) header[2] |= FLAG_EVENT;

    // set request id.
    Bytes.long2bytes(req.getId(), header, 4);

    // encode request data.
    int savedWriteIndex = buffer.writerIndex();
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
    ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
    ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
    if (req.isEvent()) {
        encodeEventData(channel, out, req.getData());
    } else {
        encodeRequestData(channel, out, req.getData());
    }
    out.flushBuffer();
    bos.flush();
    bos.close();
    int len = bos.writtenBytes();
    checkPayload(channel, len);
    Bytes.int2bytes(len, header, 12);

    // write
    buffer.writerIndex(savedWriteIndex);
    buffer.writeBytes(header); // write header.
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
开发者ID:dachengxi，项目名称:EatDubbo，代码行数:39，代码来源:ExchangeCodec.java

示例2: encodeRequest

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, OutputStream os, Request req) throws IOException {
    Serialization serialization = CodecSupport.getSerialization(channel.getUrl());
    // header.
    byte[] header = new byte[HEADER_LENGTH];
    // set magic number.
    Bytes.short2bytes(MAGIC, header);

    // set request and serialization flag.
    header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());

    if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
    if (req.isEvent()) header[2] |= FLAG_EVENT;

    // set request id.
    Bytes.long2bytes(req.getId(), header, 4);

    // encode request data.
    UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
    ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
    if (req.isEvent()) {
        encodeEventData(channel, out, req.getData());
    } else {
        encodeRequestData(channel, out, req.getData());
    }
    out.flushBuffer();
    bos.flush();
    bos.close();
    byte[] data = bos.toByteArray();
    checkPayload(channel, data.length);
    Bytes.int2bytes(data.length, header, 12);

    // write
    os.write(header); // write header.
    os.write(data); // write data.
}
开发者ID:dachengxi，项目名称:EatDubbo，代码行数:36，代码来源:DeprecatedExchangeCodec.java

示例3: getRequestBytes

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
private byte[] getRequestBytes(Object obj, byte[] header) throws IOException{
    // encode request data.
    UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
    ObjectOutput out = serialization.serialize(url, bos);
    out.writeObject(obj);
    
    out.flushBuffer();
    bos.flush();
    bos.close();
    byte[] data = bos.toByteArray();
    byte[] len = Bytes.int2bytes(data.length);
    System.arraycopy(len, 0, header, 12, 4);
    byte[] request = join(header, data);
    return request;
}
开发者ID:dachengxi，项目名称:EatDubbo，代码行数:16，代码来源:ExchangeCodecTest.java

示例4: encodeResponse

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
    try {
        Serialization serialization = getSerialization(channel);
        // header.
        byte[] header = new byte[HEADER_LENGTH];
        // set magic number.
        Bytes.short2bytes(MAGIC, header);
        // set request and serialization flag.
        header[2] = serialization.getContentTypeId();
        if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
        // set response status.
        byte status = res.getStatus();
        header[3] = status;
        // set request id.
        Bytes.long2bytes(res.getId(), header, 4);

        int savedWriteIndex = buffer.writerIndex();
        buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
        ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
        ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
        // encode response data or error message.
        if (status == Response.OK) {
            if (res.isHeartbeat()) {
                encodeHeartbeatData(channel, out, res.getResult());
            } else {
                encodeResponseData(channel, out, res.getResult());
            }
        }
        else out.writeUTF(res.getErrorMessage());
        out.flushBuffer();
        bos.flush();
        bos.close();

        int len = bos.writtenBytes();
        checkPayload(channel, len);
        Bytes.int2bytes(len, header, 12);
        // write
        buffer.writerIndex(savedWriteIndex);
        buffer.writeBytes(header); // write header.
        buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
    } catch (Throwable t) {
        // 发送失败信息给Consumer，否则Consumer只能等超时了
        if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
            try {
                // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
                
                Response r = new Response(res.getId(), res.getVersion());
                r.setStatus(Response.BAD_RESPONSE);
                r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                channel.send(r);
                
                return;
            } catch (RemotingException e) {
                logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
            }
        }
        
        // 重新抛出收到的异常
        if (t instanceof IOException) {
            throw (IOException) t;
        } else if (t instanceof RuntimeException) {
            throw (RuntimeException) t;
        } else if (t instanceof Error) {
            throw (Error) t;
        } else  {
            throw new RuntimeException(t.getMessage(), t);
        }
    }
}
开发者ID:dachengxi，项目名称:EatDubbo，代码行数:71，代码来源:ExchangeCodec.java

示例5: encodeResponse

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, OutputStream os, Response res) throws IOException {
    try {
        Serialization serialization = CodecSupport.getSerialization(channel.getUrl());
        // header.
        byte[] header = new byte[HEADER_LENGTH];
        // set magic number.
        Bytes.short2bytes(MAGIC, header);
        // set request and serialization flag.
        header[2] = serialization.getContentTypeId();
        if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
        // set response status.
        byte status = res.getStatus();
        header[3] = status;
        // set request id.
        Bytes.long2bytes(res.getId(), header, 4);

        UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
        ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
        // encode response data or error message.
        if (status == Response.OK) {
            if (res.isHeartbeat()) {
                encodeHeartbeatData(channel, out, res.getResult());
            } else {
                encodeResponseData(channel, out, res.getResult());
            }
        } else out.writeUTF(res.getErrorMessage());
        out.flushBuffer();
        bos.flush();
        bos.close();

        byte[] data = bos.toByteArray();
        checkPayload(channel, data.length);
        Bytes.int2bytes(data.length, header, 12);
        // write
        os.write(header); // write header.
        os.write(data); // write data.
    } catch (Throwable t) {
        // 发送失败信息给Consumer，否则Consumer只能等超时了
        if (!res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
            try {
                // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);

                Response r = new Response(res.getId(), res.getVersion());
                r.setStatus(Response.BAD_RESPONSE);
                r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                channel.send(r);

                return;
            } catch (RemotingException e) {
                logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
            }
        }

        // 重新抛出收到的异常
        if (t instanceof IOException) {
            throw (IOException) t;
        } else if (t instanceof RuntimeException) {
            throw (RuntimeException) t;
        } else if (t instanceof Error) {
            throw (Error) t;
        } else {
            throw new RuntimeException(t.getMessage(), t);
        }
    }
}
开发者ID:dachengxi，项目名称:EatDubbo，代码行数:67，代码来源:DeprecatedExchangeCodec.java

示例6: encodeRequest

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
    Serialization serialization = getSerialization(channel);
    // header.
    byte[] header = new byte[HEADER_LENGTH];
    // set magic number.
    Bytes.short2bytes(MAGIC, header);

    // set request and serialization flag.
    header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());

    if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
    if (req.isEvent()) header[2] |= FLAG_EVENT;

    // set request id.
    Bytes.long2bytes(req.getId(), header, 4);

    // encode request data.
    int savedWriteIndex = buffer.writerIndex();
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
    ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
    ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
    try {
        if (req.isEvent()) {
            encodeEventData(channel, out, req.getData());
        } else {
            encodeRequestData(channel, out, req.getData());
        }
        out.flushBuffer();
    } finally {
        // modified by lishen
        if (out instanceof Cleanable) {
            ((Cleanable) out).cleanup();
        }
    }

    bos.flush();
    bos.close();
    int len = bos.writtenBytes();
    checkPayload(channel, len);
    Bytes.int2bytes(len, header, 12);

    // write
    buffer.writerIndex(savedWriteIndex);
    buffer.writeBytes(header); // write header.
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
开发者ID:zhuxiaolei，项目名称:dubbo2，代码行数:47，代码来源:ExchangeCodec.java

示例7: encodeResponse

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeResponse(Channel channel, ChannelBuffer buffer, Response res) throws IOException {
    try {
        Serialization serialization = getSerialization(channel);
        // header.
        byte[] header = new byte[HEADER_LENGTH];
        // set magic number.
        Bytes.short2bytes(MAGIC, header);
        // set request and serialization flag.
        header[2] = serialization.getContentTypeId();
        if (res.isHeartbeat()) header[2] |= FLAG_EVENT;
        // set response status.
        byte status = res.getStatus();
        header[3] = status;
        // set request id.
        Bytes.long2bytes(res.getId(), header, 4);

        int savedWriteIndex = buffer.writerIndex();
        buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
        ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
        ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
        try {
            // encode response data or error message.
            if (status == Response.OK) {
                if (res.isHeartbeat()) {
                    encodeHeartbeatData(channel, out, res.getResult());
                } else {
                    encodeResponseData(channel, out, res.getResult());
                }
            }
            else out.writeUTF(res.getErrorMessage());
            out.flushBuffer();
        } finally {
            // modified by lishen
            if (out instanceof Cleanable) {
                ((Cleanable) out).cleanup();
            }
        }

        bos.flush();
        bos.close();

        int len = bos.writtenBytes();
        checkPayload(channel, len);
        Bytes.int2bytes(len, header, 12);
        // write
        buffer.writerIndex(savedWriteIndex);
        buffer.writeBytes(header); // write header.
        buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
    } catch (Throwable t) {
        // 发送失败信息给Consumer，否则Consumer只能等超时了
        if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
            try {
                // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
                
                Response r = new Response(res.getId(), res.getVersion());
                r.setStatus(Response.BAD_RESPONSE);
                r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                channel.send(r);
                
                return;
            } catch (RemotingException e) {
                logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
            }
        }
        
        // 重新抛出收到的异常
        if (t instanceof IOException) {
            throw (IOException) t;
        } else if (t instanceof RuntimeException) {
            throw (RuntimeException) t;
        } else if (t instanceof Error) {
            throw (Error) t;
        } else  {
            throw new RuntimeException(t.getMessage(), t);
        }
    }
}
开发者ID:zhuxiaolei，项目名称:dubbo2，代码行数:79，代码来源:ExchangeCodec.java

示例8: encodeRequest

import com.alibaba.dubbo.common.io.Bytes; //导入方法依赖的package包/类
protected void encodeRequest(Channel channel, ChannelBuffer buffer, Request req) throws IOException {
    //默认使用Hession序列化
    Serialization serialization = getSerialization(channel);
    // 16个字节的header.
    byte[] header = new byte[HEADER_LENGTH];
    // 2个字节的魔数
    Bytes.short2bytes(MAGIC, header);

    // 5个bit的Serialization id
    header[2] = (byte) (FLAG_REQUEST | serialization.getContentTypeId());

    if (req.isTwoWay()) header[2] |= FLAG_TWOWAY;
    if (req.isEvent()) header[2] |= FLAG_EVENT;

    // 8个字节的RequestId
    Bytes.long2bytes(req.getId(), header, 4);

    // 先对body进行编码才能确定实际的body长度
    int savedWriteIndex = buffer.writerIndex();
    // 控制头部的长度
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH);
    ChannelBufferOutputStream bos = new ChannelBufferOutputStream(buffer);
    ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
    if (req.isEvent()) {
        encodeEventData(channel, out, req.getData());
    } else {
        encodeRequestData(channel, out, req.getData());
    }
    out.flushBuffer();
    bos.flush();
    bos.close();
    //写到buf中实际大小
    int len = bos.writtenBytes();
    //默认只支持8M的最大大小
    checkPayload(channel, len);
    //计算实际的body长度并写到buf中
    Bytes.int2bytes(len, header, 12);

    //定位到原始的write节点（header的起始位置）
    buffer.writerIndex(savedWriteIndex);
    buffer.writeBytes(header);
    //更新buffer的write为body结束的位置
    buffer.writerIndex(savedWriteIndex + HEADER_LENGTH + len);
}
开发者ID:DoubleSmile，项目名称:dubbo-learning，代码行数:45，代码来源:ExchangeCodec.java


注：本文中的com.alibaba.dubbo.common.io.Bytes.int2bytes方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。