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      1 /*
      2  * Copyright (c) 2011-2014, Intel Corporation
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without modification,
      6  * are permitted provided that the following conditions are met:
      7  *
      8  * 1. Redistributions of source code must retain the above copyright notice, this
      9  * list of conditions and the following disclaimer.
     10  *
     11  * 2. Redistributions in binary form must reproduce the above copyright notice,
     12  * this list of conditions and the following disclaimer in the documentation and/or
     13  * other materials provided with the distribution.
     14  *
     15  * 3. Neither the name of the copyright holder nor the names of its contributors
     16  * may be used to endorse or promote products derived from this software without
     17  * specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
     23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #include "ComponentInstance.h"
     31 #include "ComponentLibrary.h"
     32 #include "ComponentType.h"
     33 #include "Component.h"
     34 #include "XmlParameterSerializingContext.h"
     35 
     36 #define base CTypeElement
     37 
     38 CComponentInstance::CComponentInstance(const std::string& strName) : base(strName), _pComponentType(NULL)
     39 {
     40 }
     41 
     42 std::string CComponentInstance::getKind() const
     43 {
     44     return "Component";
     45 }
     46 
     47 bool CComponentInstance::childrenAreDynamic() const
     48 {
     49     return true;
     50 }
     51 
     52 bool CComponentInstance::getMappingData(const std::string& strKey, const std::string*& pStrValue) const
     53 {
     54     // Try myself first then associated component type
     55     return base::getMappingData(strKey, pStrValue) || (_pComponentType && _pComponentType->getMappingData(strKey, pStrValue));
     56 }
     57 
     58 bool CComponentInstance::hasMappingData() const
     59 {
     60     // Try myself first then extended component type
     61     return base::hasMappingData() || (_pComponentType && _pComponentType->hasMappingData());
     62 }
     63 
     64 std::string CComponentInstance::getFormattedMapping() const
     65 {
     66     // Try myself first then associated component type
     67     std::string strValue = base::getFormattedMapping();
     68     if (_pComponentType) {
     69 
     70         strValue += _pComponentType->getFormattedMapping();
     71     }
     72 
     73     return strValue;
     74 }
     75 
     76 bool CComponentInstance::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext)
     77 {
     78     // Context
     79     CXmlParameterSerializingContext& parameterBuildContext = static_cast<CXmlParameterSerializingContext&>(serializingContext);
     80 
     81     const CComponentLibrary* pComponentLibrary = parameterBuildContext.getComponentLibrary();
     82 
     83     std::string strComponentType = xmlElement.getAttributeString("Type");
     84 
     85     _pComponentType = pComponentLibrary->getComponentType(strComponentType);
     86 
     87     if (!_pComponentType) {
     88 
     89         serializingContext.setError("Unable to create Component " + xmlElement.getPath() + ". ComponentType " + strComponentType + " not found!");
     90 
     91         return false;
     92     }
     93     if (_pComponentType == getParent()) {
     94 
     95         serializingContext.setError("Recursive definition of " + _pComponentType->getName() + " due to " + xmlElement.getPath() + " referring to one of its own type.");
     96 
     97         return false;
     98     }
     99 
    100     return base::fromXml(xmlElement, serializingContext);
    101 }
    102 
    103 CInstanceConfigurableElement* CComponentInstance::doInstantiate() const
    104 {
    105     return new CComponent(getName(), this);
    106 }
    107 
    108 void CComponentInstance::populate(CElement* pElement) const
    109 {
    110     base::populate(pElement);
    111 
    112     _pComponentType->populate(static_cast<CComponent*>(pElement));
    113 }
    114