@Override
	public String getConstraintValueTooltip() {
		EnumConstraintEditor<T> editor = (EnumConstraintEditor<T>) getEditor(null);

		StringBuffer buf = new StringBuffer();

		buf.append("{");
		// @formatter:off
		buf.append(acceptableValues.stream()
			.map(editor::getElementDisplayName)
			.collect(Collectors.joining(", ")));
		// @formatter:on

		buf.append("}");
		return buf.toString();
	}
Returns the set of acceptable (matching) Enum values that are acceptable to this constraint.

@return the set of acceptable (matching) Enum values that are acceptable to this constraint.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/constraint/EnumColumnConstraint.java