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 
CComponentInstance(const std::string & strName)38 CComponentInstance::CComponentInstance(const std::string& strName) : base(strName), _pComponentType(NULL)
39 {
40 }
41 
getKind() const42 std::string CComponentInstance::getKind() const
43 {
44     return "Component";
45 }
46 
childrenAreDynamic() const47 bool CComponentInstance::childrenAreDynamic() const
48 {
49     return true;
50 }
51 
getMappingData(const std::string & strKey,const std::string * & pStrValue) const52 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 
hasMappingData() const58 bool CComponentInstance::hasMappingData() const
59 {
60     // Try myself first then extended component type
61     return base::hasMappingData() || (_pComponentType && _pComponentType->hasMappingData());
62 }
63 
getFormattedMapping() const64 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 
fromXml(const CXmlElement & xmlElement,CXmlSerializingContext & serializingContext)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 
doInstantiate() const103 CInstanceConfigurableElement* CComponentInstance::doInstantiate() const
104 {
105     return new CComponent(getName(), this);
106 }
107 
populate(CElement * pElement) const108 void CComponentInstance::populate(CElement* pElement) const
109 {
110     base::populate(pElement);
111 
112     _pComponentType->populate(static_cast<CComponent*>(pElement));
113 }
114