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ESS: Extremely Simple Serialization for C++

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26 Nov 2012BSD15 min read 86.7K   1.7K   68  
An article on persistent C++ objects. Includes several console mode test apps and an MFC GUI demo.
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<root version="1">
<map name="contacts" count="3" >
	<unsigned_long name="K0" value="1"/>
	<class derived_type="Contact" name="V0" >
		<string name="m_first" length="1" value="J"/>
		<string name="m_last" length="9" value="Dillinger"/>
		<vector name="m_addresses" count="0" >
			</vector>
		<vector name="m_events" count="4" >
			<class derived_type="Meeting" name="V0" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2009"/>
					<signed_int name="V1" value="4"/>
					<signed_int name="V2" value="24"/>
					<signed_int name="V3" value="0"/>
					<signed_int name="V4" value="0"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="7" value="Meeting"/>
				<string name="m_details" length="11" value="Another job"/>
				</class>
			<class derived_type="Gig" name="V1" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2009"/>
					<signed_int name="V1" value="4"/>
					<signed_int name="V2" value="25"/>
					<signed_int name="V3" value="0"/>
					<signed_int name="V4" value="0"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="3" value="Gig"/>
				<string name="m_details" length="5" value="Blues"/>
				</class>
			<class derived_type="Gig" name="V2" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2010"/>
					<signed_int name="V1" value="12"/>
					<signed_int name="V2" value="30"/>
					<signed_int name="V3" value="17"/>
					<signed_int name="V4" value="0"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="3" value="Gig"/>
				<string name="m_details" length="5" value="blues"/>
				</class>
			<class derived_type="Birthday" name="V3" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2009"/>
					<signed_int name="V1" value="4"/>
					<signed_int name="V2" value="25"/>
					<signed_int name="V3" value="12"/>
					<signed_int name="V4" value="30"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="8" value="Birthday"/>
				<string name="m_details" length="2" value="Al"/>
				</class>
			</vector>
		</class>
	<unsigned_long name="K1" value="2"/>
	<class derived_type="Contact" name="V1" >
		<string name="m_first" length="2" value="Al"/>
		<string name="m_last" length="6" value="Capone"/>
		<vector name="m_addresses" count="0" >
			</vector>
		<vector name="m_events" count="1" >
			<class derived_type="Meeting" name="V0" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2009"/>
					<signed_int name="V1" value="4"/>
					<signed_int name="V2" value="25"/>
					<signed_int name="V3" value="16"/>
					<signed_int name="V4" value="15"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="7" value="Meeting"/>
				<string name="m_details" length="13" value="Lunch with JD"/>
				</class>
			</vector>
		</class>
	<unsigned_long name="K2" value="3"/>
	<class derived_type="Contact" name="V2" >
		<string name="m_first" length="4" value="J M "/>
		<string name="m_last" length="6" value="Keynes"/>
		<vector name="m_addresses" count="0" >
			</vector>
		<vector name="m_events" count="1" >
			<class derived_type="Birthday" name="V0" >
				<vector name="m_date" count="6" >
					<signed_int name="V0" value="2006"/>
					<signed_int name="V1" value="12"/>
					<signed_int name="V2" value="17"/>
					<signed_int name="V3" value="12"/>
					<signed_int name="V4" value="0"/>
					<signed_int name="V5" value="0"/>
					</vector>
				<string name="m_event" length="8" value="Birthday"/>
				<string name="m_details" length="14" value="Can't be right"/>
				</class>
			</vector>
		</class>
	</map>
</root>

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This article, along with any associated source code and files, is licensed under The BSD License


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