@Override
	public DataType toDataType() throws DuplicateNameException, IOException {
		StringBuilder builder = new StringBuilder();
		builder.append("debug_info_item" + "_");
		builder.append(lineStartLength + "");
		builder.append(parametersSizeLength + "");
		builder.append(parametersSize + "");
		builder.append(stateMachineOpcodes.length + "");

		Structure structure = new StructureDataType(builder.toString(), 0);

		structure.add(ULEB128, lineStartLength, "line_start", null);
		structure.add(ULEB128, parametersSizeLength, "parameters_size", null);

		for (int i = 0; i < parametersSize; ++i) {
			structure.add(ULEB128, parameterNamesLengths[i], "parameter_" + i, null);
			builder.append("%d".formatted(parameterNamesLengths[i]));
		}

		ArrayDataType stateMachineArray =
			new ArrayDataType(BYTE, stateMachineOpcodes.length, BYTE.getLength());
		structure.add(stateMachineArray, "state_machine", null);

		structure.setCategoryPath(new CategoryPath("/dex/debug_info_item"));
		try {
			structure.setName(builder.toString());
		}
		catch (Exception e) {
			// ignore
		}
		return structure;
	}
<pre>
String index of the method parameter name. 
An encoded value of NO_INDEX indicates that no name is available for the associated parameter. 
The type descriptor and signature are implied from the method descriptor and signature.
</pre>
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/android/dex/format/DebugInfoItem.java