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drexler/PropertyExistence.vm

Last active September 13, 2017 18:51
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Test for a property existence in a velocity template
Raw
PropertyExistence.vm
{
#set($flag = false)
#set($missing = "'""""'")
#if("'$input.json('$.aJsonField')'" != $missing)
"JsonFieldIsPresent": $input.json('$.aJsonField')
#set($flag = true)
#end
#if("'$input.json('$.aJsonField')'" == $missing)
#if($flag == true), #end
"JsonFieldIsMissing": true
#end
}
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