Example usage for java.io ObjectOutput writeShort

Introduction

In this page you can find the example usage for java.io ObjectOutput writeShort.

Prototype

void writeShort(int v) throws IOException;

Source Link

Document

Writes two bytes to the output stream to represent the value of the argument.

Usage

From source file:com.splicemachine.pipeline.constraint.ConstraintContext.java

@Override
public void writeExternal(ObjectOutput objectOutput) throws IOException {
    short len = (short) (messageArgs == null ? 0 : messageArgs.length);
    objectOutput.writeShort(len);
    for (int i = 0; i < len; i++) {
        objectOutput.writeUTF(messageArgs[i]);
    }// w ww . j  a va2  s .c o  m
}

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From source file:com.delphix.session.impl.frame.SerialNumber.java

@Override
public void writeExternal(ObjectOutput out) throws IOException {
    out.writeByte(serialBits);/*from   ww  w .j a  va 2s  .co  m*/

    if (serialBits < Byte.SIZE) {
        out.writeByte((int) serialNumber);
    } else if (serialBits < Short.SIZE) {
        out.writeShort((int) serialNumber);
    } else if (serialBits < Integer.SIZE) {
        out.writeInt((int) serialNumber);
    } else {
        out.writeLong(serialNumber);
    }
}

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From source file:com.weibo.api.motan.protocol.rpc.CompressRpcCodec.java

private void addAttachment(ObjectOutput output, Map<String, String> attachments) throws IOException {
    output.writeShort(attachments.size());
    for (Map.Entry<String, String> entry : attachments.entrySet()) {
        output.writeUTF(entry.getKey());
        output.writeUTF(entry.getValue());
    }/*  w w w. ja  va2s.c  o m*/
}

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From source file:com.weibo.api.motan.protocol.rpc.CompressRpcCodec.java

/**
 * request body ?/*from  www.  jav a 2 s .com*/
 * 
 * <pre>
* 
*     body:
* 
*     byte[] data :  
* 
*          serialize(interface_name, method_name, method_param_desc, method_param_value, attachments_size, attachments_value) 
* 
*   method_param_desc:  for_each (string.append(method_param_interface_name))
* 
*   method_param_value: for_each (method_param_name, method_param_value)
* 
*     attachments_value:  for_each (attachment_name, attachment_value)
* 
* </pre>
 * 
 * @param request
 * @return
 * @throws IOException
 */
private byte[] encodeRequest(Channel channel, Request request) throws IOException {
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    ObjectOutput output = createOutput(outputStream);
    addMethodInfo(output, request);

    Serialization serialization = ExtensionLoader.getExtensionLoader(Serialization.class).getExtension(
            channel.getUrl().getParameter(URLParamType.serialize.getName(), URLParamType.serialize.getValue()));

    if (request.getArguments() != null && request.getArguments().length > 0) {
        for (Object obj : request.getArguments()) {
            serialize(output, obj, serialization);
        }
    }

    if (request.getAttachments() == null || request.getAttachments().isEmpty()) {
        // empty attachments
        output.writeShort(0);
    } else {
        // ?copyattachment????request???
        Map<String, String> attachments = copyMap(request.getAttachments());
        replaceAttachmentParamsBySign(channel, attachments);

        addAttachment(output, attachments);
    }

    output.flush();
    byte[] body = outputStream.toByteArray();

    byte flag = MotanConstants.FLAG_REQUEST;

    output.close();
    Boolean usegz = channel.getUrl().getBooleanParameter(URLParamType.usegz.getName(),
            URLParamType.usegz.getBooleanValue());
    int minGzSize = channel.getUrl().getIntParameter(URLParamType.mingzSize.getName(),
            URLParamType.mingzSize.getIntValue());
    return encode(compress(body, usegz, minGzSize), flag, request.getRequestId());
}

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From source file:com.weibo.api.motan.protocol.rpc.CompressRpcCodec.java

/**
 * response body ?//from   w w  w  .  j  av  a  2  s  . c  o  m
 * 
 * <pre>
* 
* body:
* 
*     byte[] :  serialize (result) or serialize (exception)
* 
* </pre>
 *
 * @param channel
 * @param value
 * @return
 * @throws IOException
 */
private byte[] encodeResponse(Channel channel, Response value) throws IOException {
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    ObjectOutput output = createOutput(outputStream);
    Serialization serialization = ExtensionLoader.getExtensionLoader(Serialization.class).getExtension(
            channel.getUrl().getParameter(URLParamType.serialize.getName(), URLParamType.serialize.getValue()));

    byte flag = 0;

    output.writeLong(value.getProcessTime());

    if (value.getException() != null) {
        output.writeUTF(value.getException().getClass().getName());
        serialize(output, value.getException(), serialization);
        flag = MotanConstants.FLAG_RESPONSE_EXCEPTION;
    } else if (value.getValue() == null) {
        flag = MotanConstants.FLAG_RESPONSE_VOID;
    } else {
        output.writeUTF(value.getValue().getClass().getName());
        serialize(output, value.getValue(), serialization);
        // v2?responseattachment
        Map<String, String> attachments = value.getAttachments();
        if (attachments != null) {
            String signed = attachments.get(ATTACHMENT_SIGN);
            String unSigned = attachments.get(UN_ATTACHMENT_SIGN);
            attachments.clear(); // attachment????

            if (StringUtils.isNotBlank(signed)) {
                attachments.put(ATTACHMENT_SIGN, signed);
            }
            if (StringUtils.isNotBlank(unSigned)) {
                attachments.put(UN_ATTACHMENT_SIGN, unSigned);
            }
        }
        if (attachments != null && !attachments.isEmpty()) {// ??
            addAttachment(output, attachments);
        } else {
            // empty attachments
            output.writeShort(0);
        }
        flag = MotanConstants.FLAG_RESPONSE_ATTACHMENT; // v2flag
    }

    output.flush();

    byte[] body = outputStream.toByteArray();

    output.close();
    Boolean usegz = channel.getUrl().getBooleanParameter(URLParamType.usegz.getName(),
            URLParamType.usegz.getBooleanValue());
    int minGzSize = channel.getUrl().getIntParameter(URLParamType.mingzSize.getName(),
            URLParamType.mingzSize.getIntValue());
    return encode(compress(body, usegz, minGzSize), flag, value.getRequestId());
}

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