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// =================================================================================================
// Copyright Adobe
// Copyright 2014 Adobe
// All Rights Reserved
//
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms
// of the Adobe license agreement accompanying it.
// =================================================================================================
#define IMPLEMENTATION_HEADERS_CAN_BE_INCLUDED 1
#include "XMPCore/ImplHeaders/StructureNodeImpl.h"
#include "XMPCore/ImplHeaders/TNodeIteratorImpl.h"
#undef IMPLEMENTATION_HEADERS_CAN_BE_INCLUDED
#include "XMPCommon/Interfaces/IError_I.h"
#include "XMPCore/XMPCoreErrorCodes.h"
#include "XMPCommon/Interfaces/IUTF8String_I.h"
#include "XMPCommon/Utilities/AutoSharedLock.h"
#include "XMPCore/Interfaces/INodeIterator_I.h"
#include "XMPCommon/Utilities/TSmartPointers_I.h"
namespace AdobeXMPCore_Int {
// All virtual functions
StructureNodeImpl::StructureNodeImpl( const char * nameSpace, sizet nameSpaceLength, const char * name, sizet nameLength )
: NodeImpl( nameSpace, nameSpaceLength, name, nameLength ) { }
spINode APICALL StructureNodeImpl::GetNode( const spcIUTF8String & nameSpace, const spcIUTF8String & name ) {
if ( nameSpace->size() == 0 || name->size() == 0 )
return spINode();
QualifiedName qName( nameSpace, name );
AutoSharedLock lock( mSharedMutex );
auto it = mChildrenMap.find( qName );
if ( it != mChildrenMap.end() )
return MakeUncheckedSharedPointer( it->second.get(), __FILE__, __LINE__ );
return spINode();
}
spINode APICALL StructureNodeImpl::GetNode( const char * nameSpace, sizet nameSpaceLength, const char * name, sizet nameLength ) {
spIUTF8String nameSpaceStr( IUTF8String_I::CreateUTF8String( nameSpace, nameSpaceLength ) );
spIUTF8String nameStr( IUTF8String_I::CreateUTF8String( name, nameLength ) );
return GetNode( nameSpaceStr, nameStr );
}
spINode APICALL StructureNodeImpl::RemoveNode( const spcIUTF8String & nameSpace, const spcIUTF8String & name ) {
if ( nameSpace->size() == 0 || name->size() == 0 )
return spINode();
QualifiedName qName( nameSpace, name );
AutoSharedLock lock( mSharedMutex, true );
auto it = mChildrenMap.find( qName );
if ( it == mChildrenMap.end() ) {
return spINode();
} else {
spINode node = it->second;
mChildrenMap.erase( it );
node->GetINode_I()->ChangeParent( NULL );
return node;
}
}
spINode APICALL StructureNodeImpl::RemoveNode( const char * nameSpace, sizet nameSpaceLength, const char * name, sizet nameLength ) {
spIUTF8String nameSpaceStr( IUTF8String_I::CreateUTF8String( nameSpace, nameSpaceLength ) );
spIUTF8String nameStr( IUTF8String_I::CreateUTF8String( name, nameLength ) );
return RemoveNode( nameSpaceStr, nameStr );
}
INode_v1::eNodeType APICALL StructureNodeImpl::GetChildNodeType( const char * nameSpace, sizet nameSpaceLength, const char * name, sizet nameLength ) const {
auto node = GetNode( nameSpace, nameSpaceLength, name, nameLength );
if ( node )
return node->GetNodeType();
return INode::kNTNone;
}
INode_v1::eNodeType APICALL StructureNodeImpl::GetNodeType() const {
return INode_v1::kNTStructure;
}
void APICALL StructureNodeImpl::InsertNode( const spINode & node ) {
if ( !CheckSuitabilityToBeUsedAsChildNode( node ) )
return;
QualifiedName qName( node->GetNameSpace(), node->GetName() );
AutoSharedLock lock( mSharedMutex, true );
auto it = mChildrenMap.find( qName );
if ( it == mChildrenMap.end() ) {
mChildrenMap[ qName ] = MakeUncheckedSharedPointer( node.get(), __FILE__, __LINE__ );
node->GetINode_I()->ChangeParent( this );
} else {
NOTIFY_ERROR( IError_v1::kEDDataModel, kDMECNodeAlreadyExists,
"a node already exists with the same qualified name", IError_v1::kESOperationFatal,
true, node->GetNameSpace(), true, node->GetName() );
}
}
spINode APICALL StructureNodeImpl::ReplaceNode( const spINode & node ) {
if ( CheckSuitabilityToBeUsedAsChildNode( node ) && GetNode( node->GetNameSpace(), node->GetName() ) ) {
auto retValue = RemoveNode( node->GetNameSpace(), node->GetName() );
InsertNode( node );
return retValue;
} else {
NOTIFY_ERROR( IError_v1::kEDDataModel, kDMECNoSuchNodeExists,
"no such node exists with the specified qualified name", IError_v1::kESOperationFatal,
true, node->GetNameSpace(), true, node->GetName() );
}
return spINode();
}
void APICALL StructureNodeImpl::AppendNode( const spINode & node ) {
InsertNode( node );
}
spINodeIterator APICALL StructureNodeImpl::Iterator() {
AutoSharedLock lock( mSharedMutex );
auto beginIt = mChildrenMap.begin(), endIt = mChildrenMap.end();
if ( beginIt == endIt )
return spINodeIterator();
else
return MakeUncheckedSharedPointer( new TNodeIteratorImpl< QualifiedNameNodeMap::iterator >( beginIt, endIt ), __FILE__, __LINE__, true );
}
sizet APICALL StructureNodeImpl::ChildCount() const __NOTHROW__ {
AutoSharedLock lock( mSharedMutex );
return mChildrenMap.size();
}
spIStructureNode APICALL StructureNodeImpl::ConvertToStructureNode() {
return MakeUncheckedSharedPointer( this, __FILE__, __LINE__ );
}
bool APICALL StructureNodeImpl::HasContent() const {
AutoSharedLock lock( mSharedMutex );
return mChildrenMap.size() > 0;
}
bool StructureNodeImpl::ValidateNameOrNameSpaceChangeForAChild( const spcIUTF8String & currentNameSpace, const spcIUTF8String & currentName, const spcIUTF8String & newNameSpace, const spcIUTF8String & newName ) {
auto node = GetNode( newNameSpace, newNameSpace );
if ( node ) {
return false;
} else {
node = RemoveNode( currentNameSpace, currentName );
AutoSharedLock( mSharedMutex, true );
mChildrenMap[ QualifiedName( newNameSpace, newName ) ] = node;
return true;
}
}
void APICALL StructureNodeImpl::ClearContents() {
AutoSharedLock lock( mSharedMutex, true );
for ( auto it = mChildrenMap.begin(), itEnd = mChildrenMap.end(); it != itEnd; ++it ) {
it->second->GetINode_I()->ChangeParent( NULL );
}
mChildrenMap.clear();
}
spINode APICALL StructureNodeImpl::CloneContents( bool ignoreEmptyNodes, bool ignoreNodesWithOnlyQualifiers, sizet qualifiersCount ) const {
AutoSharedLock lock( mSharedMutex );
spIStructureNode newNode;
if ( ignoreEmptyNodes && mChildrenMap.size() == 0 ) {
if ( ignoreNodesWithOnlyQualifiers )
return newNode;
else if ( !ignoreNodesWithOnlyQualifiers && qualifiersCount == 0 )
return newNode;
}
newNode = IStructureNode_I::CreateStructureNode( mNameSpace, mName );
auto endIt = mChildrenMap.end();
for ( auto it = mChildrenMap.begin(); it != endIt; ++it ) {
spINode childNode = it->second->Clone( ignoreEmptyNodes, ignoreNodesWithOnlyQualifiers );
if ( childNode ) {
newNode->AppendNode( childNode );
}
}
if ( ignoreEmptyNodes && newNode->ChildCount() == 0 ) {
if ( ignoreNodesWithOnlyQualifiers )
return spINode();
else if ( !ignoreNodesWithOnlyQualifiers && qualifiersCount == 0 )
return spINode();
}
return newNode;
}
void StructureNodeImpl::resetChangesForChildren() const {
AutoSharedLock lock( mSharedMutex );
for ( auto it = mChildrenMap.begin(), itEnd = mChildrenMap.end(); it != itEnd; ++it ) {
it->second->AcknowledgeChanges();
}
}
bool StructureNodeImpl::CompareQualifiedName::operator()( const QualifiedName & key1, const QualifiedName & key2 ) const {
int result = key1.mNameSpace->compare( key2.mNameSpace );
if ( result < 0 ) {
return true;
} else if ( result == 0 ) {
result = key1.mName->compare( key2.mName );
if ( result < 0 )
return true;
}
return false;
}
spIStructureNode IStructureNode_I::CreateStructureNode( const spcIUTF8String & nameSpace, const spcIUTF8String name ) {
return MakeUncheckedSharedPointer( new StructureNodeImpl(
nameSpace ? nameSpace->c_str() : NULL, nameSpace ? nameSpace->size() : 0,
name ? name->c_str() : NULL, name ? name->size(): 0 ), __FILE__, __LINE__ );
}
template<>
spINode TNodeIteratorImpl< StructureNodeImpl::QualifiedNameNodeMap::iterator >::GetNodeFromIterator( const StructureNodeImpl::QualifiedNameNodeMap::iterator & it ) const {
return MakeUncheckedSharedPointer( it->second.get(), __FILE__, __LINE__, false );
}
}
#if BUILDING_XMPCORE_LIB || SOURCE_COMPILING_XMPCORE_LIB
namespace AdobeXMPCore {
using namespace AdobeXMPCore_Int;
spIStructureNode IStructureNode_v1::MakeShared( pIStructureNode_base ptr ) {
if ( !ptr ) return spIStructureNode();
pIStructureNode p = IStructureNode::GetInterfaceVersion() > 1 ? ptr->GetInterfacePointer< IStructureNode >() : ptr;
return MakeUncheckedSharedPointer( p, __FILE__, __LINE__, false );
}
spIStructureNode IStructureNode_v1::CreateStructureNode( const char * nameSpace, sizet nameSpaceLength, const char * name, sizet nameLength ) {
return MakeUncheckedSharedPointer( new StructureNodeImpl( nameSpace, nameSpaceLength, name, nameLength ), __FILE__, __LINE__, true );
}
}
#endif // BUILDING_XMPCORE_LIB || SOURCE_COMPILING_XMPCORE_LIB
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