/*
* Copyright 2016 NAVER Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.navercorp.pinpoint.thrift.io;
import org.apache.thrift.TBase;
import org.apache.thrift.TException;
import org.apache.thrift.protocol.TProtocol;
import org.apache.thrift.protocol.TProtocolFactory;
import java.io.OutputStream;
/**
*
* Caution. not thread safe
*
* @Author Taejin Koo
*/
public class HeaderTBaseSerializer2 {
private static final String UTF8 = "UTF8";
private final TOutputStreamTransport tOutputStreamTransport;
private final TProtocol protocol;
private final TBaseLocator tBaseLocator;
public HeaderTBaseSerializer2(TProtocolFactory protocolFactory, TBaseLocator tBaseLocator) {
this.tOutputStreamTransport = new TOutputStreamTransport();
this.protocol = protocolFactory.getProtocol(tOutputStreamTransport);
this.tBaseLocator = tBaseLocator;
}
public void serialize(TBase<?, ?> base, OutputStream outputStream) throws TException {
tOutputStreamTransport.open(outputStream);
try {
final Header header = tBaseLocator.headerLookup(base);
writeHeader(header);
base.write(protocol);
} finally {
tOutputStreamTransport.close();
}
}
private void writeHeader(Header header) throws TException {
protocol.writeByte(header.getSignature());
protocol.writeByte(header.getVersion());
// fixed size regardless protocol
short type = header.getType();
protocol.writeByte(BytesUtils.writeShort1(type));
protocol.writeByte(BytesUtils.writeShort2(type));
}
}