@Override
	protected TableColumnDescriptor<SourceMapEntryRowObject> createTableColumnDescriptor() {
		TableColumnDescriptor<SourceMapEntryRowObject> descriptor = new TableColumnDescriptor<>();
		descriptor.addVisibleColumn(new BaseAddressTableColumn());
		descriptor.addVisibleColumn(new EndAddressTableColumn());
		descriptor.addVisibleColumn(new LineNumberTableColumn());
		descriptor.addVisibleColumn(new LengthTableColumn());
		descriptor.addVisibleColumn(new CountTableColumn());

		return descriptor;
	}
Constructor.
@param serviceProvider service provider
@param program program
@param monitor task monitor
@param sourceFile source file
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/sourcefilestable/SourceMapEntryTableModel.java