thrift/contrib/thrift_dump.cpp
2009-04-05 06:19:51 +00:00

92 lines
2.6 KiB
C++

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
#include <cstdlib>
#include <iostream>
#include <transport/TBufferTransports.h>
#include <transport/TFDTransport.h>
#include <protocol/TBinaryProtocol.h>
#include <protocol/TDebugProtocol.h>
#include <protocol/TProtocolTap.h>
using namespace std;
using boost::shared_ptr;
using namespace apache::thrift::transport;
using namespace apache::thrift::protocol;
void usage() {
fprintf(stderr,
"usage: thrift_dump {-b|-f|-s} < input > ouput\n"
" -b TBufferedTransport messages\n"
" -f TFramedTransport messages\n"
" -s Raw structures\n");
exit(EXIT_FAILURE);
}
int main(int argc, char *argv[]) {
if (argc != 2) {
usage();
}
shared_ptr<TTransport> stdin_trans(new TFDTransport(STDIN_FILENO));
shared_ptr<TTransport> itrans;
if (argv[1] == std::string("-b") || argv[1] == std::string("-s")) {
itrans.reset(new TBufferedTransport(stdin_trans));
} else if (argv[1] == std::string("-f")) {
itrans.reset(new TFramedTransport(stdin_trans));
} else {
usage();
}
shared_ptr<TProtocol> iprot(new TBinaryProtocol(itrans));
shared_ptr<TProtocol> oprot(
new TDebugProtocol(
shared_ptr<TTransport>(new TBufferedTransport(
shared_ptr<TTransport>(new TFDTransport(STDOUT_FILENO))))));
TProtocolTap tap(iprot, oprot);
try {
if (argv[1] == std::string("-s")) {
for (;;) {
tap.skip(T_STRUCT);
}
} else {
std::string name;
TMessageType messageType;
int32_t seqid;
for (;;) {
tap.readMessageBegin(name, messageType, seqid);
tap.skip(T_STRUCT);
tap.readMessageEnd();
}
}
} catch (TProtocolException exn) {
cout << "Protocol Exception: " << exn.what() << endl;
} catch (...) {
oprot->getTransport()->flush();
}
cout << endl;
return 0;
}