FUEntry.cc

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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/**
 * @file FUEntry.cc
 *
 * Implementation of FUEntry class.
 *
 * @author Lasse Laasonen 2005 (lasse.laasonen-no.spam-tut.fi)
 * @note rating: red
 */
 
#include <string>
 
#include "FUEntry.hh"
#include "FUArchitecture.hh"
#include "FUImplementation.hh"
#include "Application.hh"
 
using std::string;
 
namespace HDB {
 
/**
 * The constructor.
 *
 * Creates an FU entry without ID, implementation, architecture and 
 * cost function.
 */
FUEntry::FUEntry() :
    HDBEntry(), architecture_(NULL), implementation_(NULL) {
}
    
 
/**
 * The destructor.
 */
FUEntry::~FUEntry() {
    if (hasArchitecture()) {
        delete architecture_;
    }
    if (hasImplementation()) {
        delete implementation_;
    }
}
 
 
/**
 * Tells whether the entry contains implementation data.
 *
 * @return True if the entry contains implementation data, otherwise false.
 */
bool
FUEntry::hasImplementation() const {
    return implementation_ != NULL;
}
 
 
/**
 * Returns the implementation of the entry.
 *
 * @return The implementation.
 * @exception NotAvailable If there is no implementation of the entry.
 */
FUImplementation&
FUEntry::implementation() const {
    if (!hasImplementation()) {
        const string procName = "FUEntry::implementation";
        throw NotAvailable(__FILE__, __LINE__, procName);
    }
 
    return *implementation_;
}
 
/**
 * Sets the given implementation for the entry.
 *
 * Deletes old implementation if one exists.
 *
 * @param implementation The implementation.
 */
void
FUEntry::setImplementation(FUImplementation* implementation) {
    if (hasImplementation()) {
        delete implementation_;
    }
    implementation_ = implementation;
}
 
 
/**
 * Tells whether the entry contains architecture data.
 *
 * @return True if the entry contains architecture data, otherwise false.
 */
bool
FUEntry::hasArchitecture() const {
    return architecture_ != NULL;
}
 
 
/**
 * Returns the architecture of the entry.
 *
 * @return Architecture of the entry.
 * @exception NotAvailable If the entry doesn't have architecture.
 */
FUArchitecture&
FUEntry::architecture() const {
    if (!hasArchitecture()) {
        const string procName = "FUEntry::architecture";
        throw NotAvailable(__FILE__, __LINE__, procName);
    }
 
    return *architecture_;
}
 
/**
 * Sets architecture of the entry.
 *
 * Deletes the old architecture if one exists.
 *
 * @param architecture The new architecture.
 */
void
FUEntry::setArchitecture(FUArchitecture* architecture) {
    if (hasArchitecture()) {
        delete architecture_;
    }
    architecture_ = architecture;
}
}