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;
}
/**
* Creates the text changes for all the affected files. Updates all the include statements in the
* current file and all the includes in the "including " files. In case of folders, creates the
* changes recursively
*
* @param pm - progress monitor
* @param rootChange - the root change that the new changes are added to
* @param sourceResources
* @return the root change after the additions
* @throws CoreException
*/
private Change createTextChanges(
IProgressMonitor pm,
CompositeChange rootChange,
Set<IFile> phpFiles,
IResource[] sourceResources)
throws CoreException {
List<ProgramFileChange> changes = new ArrayList<ProgramFileChange>();
try {
pm.beginTask(PhpRefactoringCoreMessages.getString("MoveDelegate.1"), 100); // $NON-NLS-1$
// creat text changes:
// for each file that will be moved, update its includes
// and update all the files that include it,
IResource[] uniqueSourceResources = removeDuplicateResources(sourceResources);
for (Iterator<IFile> it = phpFiles.iterator(); it.hasNext(); ) {
IFile currentMovedResource = it.next();
Map<IFile, Program> participantFiles = collectReferencingFiles(currentMovedResource, pm);
for (Entry<IFile, Program> entry : participantFiles.entrySet()) {
final IFile file = entry.getKey();
if (phpFiles.contains(file)) {
continue;
}
final Program program = entry.getValue();
final ChangeIncludePath rename =
new ChangeIncludePath(
currentMovedResource, file, fMainDestinationPath, false, uniqueSourceResources);
// aggregate the changes identifiers
program.accept(rename);
if (pm.isCanceled()) throw new OperationCanceledException();
pm.worked(1);
if (rename.hasChanges()) {
ProgramFileChange change = new ProgramFileChange(file.getName(), file, program);
change.setEdit(new MultiTextEdit());
change.setTextType("php"); // $NON-NLS-1$
changes.add(change);
rename.updateChange(change);
}
}
ISourceModule sourceModule = DLTKCore.createSourceModuleFrom(currentMovedResource);
if (sourceModule instanceof ISourceModule) {
Program program = null;
try {
program = ASTUtils.createProgramFromSource(sourceModule);
} catch (Exception e) {
}
if (program != null) {
final ChangeIncludePath rename =
new ChangeIncludePath(
currentMovedResource,
currentMovedResource,
fMainDestinationPath,
true,
uniqueSourceResources);
// aggregate the changes identifiers
program.accept(rename);
if (pm.isCanceled()) throw new OperationCanceledException();
pm.worked(1);
if (rename.hasChanges()) {
ProgramFileChange change =
new ProgramFileChange(
currentMovedResource.getName(), currentMovedResource, program);
change.setEdit(new MultiTextEdit());
change.setTextType("php"); // $NON-NLS-1$
changes.add(change);
rename.updateChange(change);
}
}
}
}
pm.worked(70);
} finally {
pm.done();
} // getChildren()
Map<IFile, List<TextEdit>> changeMap = new HashMap<IFile, List<TextEdit>>();
Map<IFile, ProgramFileChange> fileMap = new HashMap<IFile, ProgramFileChange>();
for (ProgramFileChange programFileChange : changes) {
List<TextEdit> list = changeMap.get(programFileChange.getFile());
if (list == null) {
list = new ArrayList<TextEdit>();
changeMap.put(programFileChange.getFile(), list);
fileMap.put(programFileChange.getFile(), programFileChange);
} else {
}
list.addAll(Arrays.asList(programFileChange.getEdit().getChildren()));
}
for (IFile file : changeMap.keySet()) {
ProgramFileChange change =
new ProgramFileChange(file.getName(), file, fileMap.get(file).getProgram());
change.setEdit(new MultiTextEdit());
change.setTextType("php"); // $NON-NLS-1$
List<TextEdit> list = changeMap.get(file);
Collections.sort(
list,
new Comparator<TextEdit>() {
public int compare(TextEdit o1, TextEdit o2) {
return o2.getOffset() - o1.getOffset();
}
});
for (TextEdit textEdit : list) {
if (textEdit instanceof ReplaceEdit) {
ReplaceEdit replaceEdit = (ReplaceEdit) textEdit;
change.addEdit(
new ReplaceEdit(
replaceEdit.getOffset(), replaceEdit.getLength(), replaceEdit.getText()));
}
}
rootChange.add(change);
}
return rootChange;
}