private Map<IFile, Program> collectReferencingFiles(IFile sourceFile, IProgressMonitor pm) {
ISourceModule sourceModule = DLTKCore.createSourceModuleFrom(sourceFile);
Map<IFile, Program> participantFiles = new HashMap<IFile, Program>();
Collection<Node> references = MoveUtils.getReferencingFiles(sourceModule);
if (references != null) {
for (Iterator<Node> it = references.iterator(); it.hasNext(); ) {
Node node = it.next();
IFile file = (IFile) node.getFile().getResource();
try {
participantFiles.put(file, RefactoringUtility.getProgramForFile(file));
} catch (Exception e) {
}
}
}
return participantFiles;
}
