@DefaultValue
Provide a default value the UI can use - only for primitive fields.
- 
API:
@org.talend.sdk.component.api.configuration.ui.DefaultValue 
Sample:
{
  "ui::defaultvalue::value":"test"
}
@OptionsOrder
Allows to sort a class properties.
- 
API:
@org.talend.sdk.component.api.configuration.ui.OptionsOrder 
Sample:
{
  "ui::optionsorder::value":"value1,value2"
}
@AutoLayout
Request the rendered to do what it thinks is best.
- 
API:
@org.talend.sdk.component.api.configuration.ui.layout.AutoLayout 
Sample:
{
  "ui::autolayout":"true"
}
@GridLayout
Advanced layout to place properties by row, this is exclusive with @OptionsOrder.
- 
API:
@org.talend.sdk.component.api.configuration.ui.layout.GridLayout 
Sample:
{
  "ui::gridlayout::value1::value":"first|second,third",
  "ui::gridlayout::value2::value":"first|second,third"
}
@GridLayouts
Allow to configure multiple grid layouts on the same class, qualified with a classifier (name)
- 
API:
@org.talend.sdk.component.api.configuration.ui.layout.GridLayouts 
Sample:
{
  "ui::gridlayout::Advanced::value":"another",
  "ui::gridlayout::Main::value":"first|second,third"
}
@HorizontalLayout
Put on a configuration class it notifies the UI an horizontal layout is preferred.
- 
API:
@org.talend.sdk.component.api.configuration.ui.layout.HorizontalLayout 
Sample:
{
  "ui::horizontallayout":"true"
}
@VerticalLayout
Put on a configuration class it notifies the UI a vertical layout is preferred.
- 
API:
@org.talend.sdk.component.api.configuration.ui.layout.VerticalLayout 
Sample:
{
  "ui::verticallayout":"true"
}
@Code
Mark a field as being represented by some code widget (vs textarea for instance).
- 
API:
@org.talend.sdk.component.api.configuration.ui.widget.Code 
Sample:
{
  "ui::code::value":"test"
}
@Credential
Mark a field as being a credential. It is typically used to hide the value in the UI.
- 
API:
@org.talend.sdk.component.api.configuration.ui.widget.Credential 
Sample:
{
  "ui::credential":"true"
}
@Structure
Mark a List<String> or Map<String, String> field as being represented as the component data selector (field names generally or field names as key and type as value).
- 
API:
@org.talend.sdk.component.api.configuration.ui.widget.Structure 
Sample:
{
  "ui::structure::discoverSchema":"test",
  "ui::structure::type":"IN",
  "ui::structure::value":"test"
}