public override EventBeanWriter GetWriter(string[] properties)
{
if (writablePropertyDescriptors == null) {
InitializeWriters();
}
var allSimpleProps = true;
var writers = new ObjectArrayEventBeanPropertyWriter[properties.Length];
IList<int> indexes = new List<int>();
var indexesPerProperty = PropertiesIndexes;
for (var i = 0; i < properties.Length; i++) {
var writerPair =
propertyWriters.Get(properties[i]);
if (writerPair != null) {
writers[i] = writerPair.Second;
indexes.Add(indexesPerProperty.Get(writerPair.First.PropertyName));
}
else {
writers[i] = (ObjectArrayEventBeanPropertyWriter) GetWriter(properties[i]);
if (writers[i] == null) {
return null;
}
allSimpleProps = false;
}
}
if (allSimpleProps) {
var propertyIndexes = CollectionUtil.IntArray(indexes);
return new ObjectArrayEventBeanWriterSimpleProps(propertyIndexes);
}
return new ObjectArrayEventBeanWriterPerProp(writers);
}
private void InitializeWriters()
{
IList<EventPropertyDescriptor> writeableProps = new List<EventPropertyDescriptor>();
IDictionary<string, Pair<EventPropertyDescriptor, ObjectArrayEventBeanPropertyWriter>> propertyWritersMap =
new Dictionary<string, Pair<EventPropertyDescriptor, ObjectArrayEventBeanPropertyWriter>>();
foreach (var prop in PropertyDescriptors) {
writeableProps.Add(prop);
var propertyName = prop.PropertyName;
if (!PropertiesIndexes.TryGetValue(prop.PropertyName, out var index)) {
continue;
}
var eventPropertyWriter = new ObjectArrayEventBeanPropertyWriter(index);
propertyWritersMap.Put(
propertyName,
new Pair<EventPropertyDescriptor, ObjectArrayEventBeanPropertyWriter>(prop, eventPropertyWriter));
}
propertyWriters = propertyWritersMap;
writablePropertyDescriptors = writeableProps.ToArray();
}