public DomainFile getDomainFile(String filepath) {
		Project project = getGhidraProject().getProject();
		ProjectData projectData = project.getProjectData();
		refresh(); // force refresh since we do not employ repo listener
		DomainFile df;
		if (filepath.startsWith("/")) {
			df = projectData.getFile(filepath);
		}
		else {
			DomainFolder rootFolder = projectData.getRootFolder();
			df = rootFolder.getFile(filepath);
		}

		return df;
	}
Gets the domain file for the given name.  The file must have been added to the 
project via one of:
<ul>
	<li>calling {@link #addDomainFile(String)}</li>
 <li>Adding a versioned file to another project that shares the same repo with this project</li>
</ul>
@param filepath the filename
@return the file
Ghidra/Features/Base/src/test/java/ghidra/base/project/FakeSharedProject.java