private InlineMethodRefactoring(
ICompilationUnit unit, ConstructorInvocation node, int offset, int length) {
this(unit, (ASTNode) node, offset, length);
fTargetProvider = TargetProvider.create(unit, node);
fInitialMode = fCurrentMode = Mode.INLINE_SINGLE;
fDeleteSource = false;
}
private InlineMethodRefactoring(
ITypeRoot typeRoot, MethodDeclaration node, int offset, int length) {
this(typeRoot, (ASTNode) node, offset, length);
fSourceProvider = new SourceProvider(typeRoot, node);
fTargetProvider = TargetProvider.create(node);
fInitialMode = fCurrentMode = Mode.INLINE_ALL;
fDeleteSource = canEnableDeleteSource();
}
public RefactoringStatus checkInitialConditions(IProgressMonitor pm) throws CoreException {
RefactoringStatus result = new RefactoringStatus();
if (fSourceProvider == null && Invocations.isInvocation(fInitialNode)) {
fSourceProvider = resolveSourceProvider(result, fInitialTypeRoot, fInitialNode);
if (result.hasFatalError()) return result;
}
result.merge(fSourceProvider.checkActivation());
result.merge(fTargetProvider.checkActivation());
return result;
}
public RefactoringStatus setCurrentMode(Mode mode) throws JavaModelException {
if (fCurrentMode == mode) return new RefactoringStatus();
Assert.isTrue(getInitialMode() == Mode.INLINE_SINGLE);
fCurrentMode = mode;
if (mode == Mode.INLINE_SINGLE) {
if (fInitialNode instanceof MethodInvocation)
fTargetProvider =
TargetProvider.create(
(ICompilationUnit) fInitialTypeRoot, (MethodInvocation) fInitialNode);
else if (fInitialNode instanceof SuperMethodInvocation)
fTargetProvider =
TargetProvider.create(
(ICompilationUnit) fInitialTypeRoot, (SuperMethodInvocation) fInitialNode);
else if (fInitialNode instanceof ConstructorInvocation)
fTargetProvider =
TargetProvider.create(
(ICompilationUnit) fInitialTypeRoot, (ConstructorInvocation) fInitialNode);
else throw new IllegalStateException(String.valueOf(fInitialNode));
} else {
fTargetProvider = TargetProvider.create(fSourceProvider.getDeclaration());
}
return fTargetProvider.checkActivation();
}
public RefactoringStatus checkFinalConditions(IProgressMonitor pm) throws CoreException {
pm.beginTask("", 20); // $NON-NLS-1$
fChangeManager = new TextChangeManager();
RefactoringStatus result = new RefactoringStatus();
fSourceProvider.initialize();
fTargetProvider.initialize();
pm.setTaskName(RefactoringCoreMessages.InlineMethodRefactoring_searching);
RefactoringStatus searchStatus = new RefactoringStatus();
String binaryRefsDescription =
Messages.format(
RefactoringCoreMessages.ReferencesInBinaryContext_ref_in_binaries_description,
BasicElementLabels.getJavaElementName(fSourceProvider.getMethodName()));
ReferencesInBinaryContext binaryRefs = new ReferencesInBinaryContext(binaryRefsDescription);
ICompilationUnit[] units =
fTargetProvider.getAffectedCompilationUnits(
searchStatus, binaryRefs, new SubProgressMonitor(pm, 1));
binaryRefs.addErrorIfNecessary(searchStatus);
if (searchStatus.hasFatalError()) {
result.merge(searchStatus);
return result;
}
IFile[] filesToBeModified = getFilesToBeModified(units);
result.merge(Checks.validateModifiesFiles(filesToBeModified, getValidationContext()));
if (result.hasFatalError()) return result;
result.merge(
ResourceChangeChecker.checkFilesToBeChanged(
filesToBeModified, new SubProgressMonitor(pm, 1)));
checkOverridden(result, new SubProgressMonitor(pm, 4));
IProgressMonitor sub = new SubProgressMonitor(pm, 15);
sub.beginTask("", units.length * 3); // $NON-NLS-1$
for (int c = 0; c < units.length; c++) {
ICompilationUnit unit = units[c];
sub.subTask(
Messages.format(
RefactoringCoreMessages.InlineMethodRefactoring_processing,
BasicElementLabels.getFileName(unit)));
CallInliner inliner = null;
try {
boolean added = false;
MultiTextEdit root = new MultiTextEdit();
CompilationUnitChange change = (CompilationUnitChange) fChangeManager.get(unit);
change.setEdit(root);
BodyDeclaration[] bodies =
fTargetProvider.getAffectedBodyDeclarations(unit, new SubProgressMonitor(pm, 1));
if (bodies.length == 0) continue;
inliner = new CallInliner(unit, (CompilationUnit) bodies[0].getRoot(), fSourceProvider);
for (int b = 0; b < bodies.length; b++) {
BodyDeclaration body = bodies[b];
inliner.initialize(body);
RefactoringStatus nestedInvocations = new RefactoringStatus();
ASTNode[] invocations =
removeNestedCalls(
nestedInvocations,
unit,
fTargetProvider.getInvocations(body, new SubProgressMonitor(sub, 2)));
for (int i = 0; i < invocations.length; i++) {
ASTNode invocation = invocations[i];
result.merge(inliner.initialize(invocation, fTargetProvider.getStatusSeverity()));
if (result.hasFatalError()) break;
if (result.getSeverity() < fTargetProvider.getStatusSeverity()) {
added = true;
TextEditGroup group =
new TextEditGroup(RefactoringCoreMessages.InlineMethodRefactoring_edit_inline);
change.addTextEditGroup(group);
result.merge(inliner.perform(group));
} else {
fDeleteSource = false;
}
}
// do this after we have inlined the method calls. We still want
// to generate the modifications.
if (!nestedInvocations.isOK()) {
result.merge(nestedInvocations);
fDeleteSource = false;
}
}
if (!added) {
fChangeManager.remove(unit);
} else {
root.addChild(inliner.getModifications());
ImportRewrite rewrite = inliner.getImportEdit();
if (rewrite.hasRecordedChanges()) {
TextEdit edit = rewrite.rewriteImports(null);
if (edit instanceof MultiTextEdit
? ((MultiTextEdit) edit).getChildrenSize() > 0
: true) {
root.addChild(edit);
change.addTextEditGroup(
new TextEditGroup(
RefactoringCoreMessages.InlineMethodRefactoring_edit_import,
new TextEdit[] {edit}));
}
}
}
} finally {
if (inliner != null) inliner.dispose();
}
sub.worked(1);
if (sub.isCanceled()) throw new OperationCanceledException();
}
result.merge(searchStatus);
sub.done();
pm.done();
return result;
}
