in typesystem/src/main/java/org/apache/atlas/typesystem/types/ClassType.java [196:228]
public ITypedReferenceableInstance createInstanceWithTraits(Id id, AtlasSystemAttributes systemAttributes, Referenceable r, String... traitNames)
throws AtlasException {
ImmutableMap.Builder<String, ITypedStruct> b = new ImmutableBiMap.Builder<>();
if (traitNames != null) {
for (String t : traitNames) {
TraitType tType = typeSystem.getDataType(TraitType.class, t);
IStruct iTraitObject = r == null ? null : r.getTrait(t);
ITypedStruct trait = iTraitObject == null ? tType.createInstance() :
tType.convert(iTraitObject, Multiplicity.REQUIRED);
b.put(t, trait);
}
}
return new ReferenceableInstance(id == null ? new Id(getName()) : id, getName(), systemAttributes, fieldMapping,
new boolean[fieldMapping.fields.size()], new boolean[fieldMapping.fields.size()],
fieldMapping.numBools == 0 ? null : new boolean[fieldMapping.numBools],
fieldMapping.numBytes == 0 ? null : new byte[fieldMapping.numBytes],
fieldMapping.numShorts == 0 ? null : new short[fieldMapping.numShorts],
fieldMapping.numInts == 0 ? null : new int[fieldMapping.numInts],
fieldMapping.numLongs == 0 ? null : new long[fieldMapping.numLongs],
fieldMapping.numFloats == 0 ? null : new float[fieldMapping.numFloats],
fieldMapping.numDoubles == 0 ? null : new double[fieldMapping.numDoubles],
fieldMapping.numBigDecimals == 0 ? null : new BigDecimal[fieldMapping.numBigDecimals],
fieldMapping.numBigInts == 0 ? null : new BigInteger[fieldMapping.numBigInts],
fieldMapping.numDates == 0 ? null : new Date[fieldMapping.numDates],
fieldMapping.numStrings == 0 ? null : new String[fieldMapping.numStrings],
fieldMapping.numArrays == 0 ? null : new ImmutableList[fieldMapping.numArrays],
fieldMapping.numMaps == 0 ? null : new ImmutableMap[fieldMapping.numMaps],
fieldMapping.numStructs == 0 ? null : new StructInstance[fieldMapping.numStructs],
fieldMapping.numReferenceables == 0 ? null : new ReferenceableInstance[fieldMapping.numReferenceables],
fieldMapping.numReferenceables == 0 ? null : new Id[fieldMapping.numReferenceables], b.build());
}