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/* -*- C++ -*- */
//=============================================================================
/**
* @file RM_Helper.h
*
* $Id$
*
* This class aggregates a number of helper functions used by the
* CIAO RepositoryManager
*
*
* @author Stoyan Paunov
*/
//=============================================================================
#ifndef RM_HELPER_H_
#define RM_HELPER_H_
#include "ciao/Packaging_DataC.h" //for the PackageConfiguration declaration
#include "tao/CDR.h" //for TAO CDR classes
//int operator<< (ACE_OutputCDR& cdr, const Deployment::PackageConfiguration& pc);
//int operator>> (ACE_InputCDR& cdr, Deployment::PackageConfiguration& pc);
//Similar operators are generated by the IDL compiler
//
//Do search for "Deployment::PackageConfiguration &" in Packaging_DataC.cpp
//
//::CORBA::Boolean operator<< (
// TAO_OutputCDR &strm,
// const Deployment::PackageConfiguration &_tao_aggregate
//
//::CORBA::Boolean operator>> (
// TAO_InputCDR &strm,
// Deployment::PackageConfiguration &_tao_aggregate
// )
class RM_Helper
{
public:
static void pc_to_cdr (const Deployment::PackageConfiguration& pc, TAO_OutputCDR& cdr);
static void cdr_to_pc (Deployment::PackageConfiguration& pc, TAO_InputCDR& cdr);
static bool externalize (const Deployment::PackageConfiguration& pc, const char* path);
static bool reincarnate (Deployment::PackageConfiguration& pc, const char* path);
///function that writes out a file to a specified location on the hard disk
///returns 1 on success
/// 0 on error
static bool write_to_disk (const char* full_path,
const CORBA::Octet* buffer,
size_t length
);
///function that writes out a file to a specified location on the hand disk
///returns 1 on success
/// 0 on already exists and replace == false
/// 0 on error
static bool write_to_disk (const char* full_path,
ACE_Message_Block& mb,
bool replace = true
);
///function that writes out a file to a specified location on the hand disk
///returns 1 on success
/// 0 on already exists and replace == false
/// 0 on error
///
///NOTE: This function is relevant for PackageConfigurations ONLY
static bool write_pc_to_disk (const char* full_path,
ACE_Message_Block& mb,
bool replace = true
);
///function to read the contents of a file from disk into a CORBA::OctetSeq
///returns a pointer to a CORBA::Octet buffer and updates the lenght on success
/// 0 on failure
static CORBA::Octet* read_from_disk (const char* full_path, size_t &length);
///function to read the contents of a file from disk into an ACE_Message_Block
///returns a pointer to an ACE_Message_Block and updates the lenght on success
/// 0 on failure
static ACE_Message_Block* read_pc_from_disk (const char* full_path, size_t &length);
};
#endif
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