@Override
	public DataType toDataType() throws DuplicateNameException, IOException {
		StructureDataType structure =
			getBaseStructure("InnerClasses_attribute" + "|" + numberOfInnerClasses + "|");
		structure.add(WORD, "number_of_classes", null);
		for (int i = 0; i < innerClasses.length; ++i) {
			structure.add(innerClasses[i].toDataType(), "inner_class_" + i, null);
		}

		return structure;
	}
Returns array of inner classes.
@return array of inner classes.
Ghidra/Processors/JVM/src/main/java/ghidra/javaclass/format/attributes/InnerClassesAttribute.java