private String getResultMessage(DataTypeManager dtMgr, int initialDtCount) {

		int finalDtCount = dtMgr.getDataTypeCount(true) - initialDtCount;

		String msg = (finalDtCount == 0 ? "No" : Integer.toString(finalDtCount)) +
			" Data Types added.";
		if (finalDtCount != 0 && plugin.isOpenInTool(dtMgr)) {
			msg += "\nCheck the Data Type Manager window for added data types.";
		}
		return msg;
	}
Set the compiler spec ID to be used.  This ID must be defined for the specified language.

NOTE: The language ID must also be set, see {@code #setLanguageID(String)}.
See language *.ldefs file for defined compiler spec IDs or existing Program info.

@param compilerSpecId compiler spec ID
@return this task
@throws UnsupportedOperationException if task was constructed with a DataTypeManager whose
existing architecture will be used.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/cparser/CParserTask.java