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assigned datablock to nested variable arrays #341

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assigned datablock to nested variable arrays #341

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3 changes: 2 additions & 1 deletion lib-ogc/swe-common-core/src/main/java/org/vast/swe/fast/JsonDataParserGson.java
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Original file line number Diff line number Diff line change
Expand Up @@ -332,13 +332,14 @@ public int process(DataBlock data, int index) throws IOException

// case of array with variable size items
// e.g. item is itself a variable size array or a choice
if (varSizeArray != null && varSizeArray.getData() instanceof DataBlockList)
if (varSizeArray != null && varSizeArray.hasData() && varSizeArray.getData() instanceof DataBlockList)
{
var arrayData = (DataBlockList)varSizeArray.getData();
var globalIdx = index;
for (int i = 0; i < arraySize; i++)
{
var itemData = arrayData.get(i);
varSizeArray.getElementType().setData(itemData);
globalIdx += eltProcessor.process(itemData, 0);
}
index = globalIdx;
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