/* (non-Javadoc)
* @see org.eclipse.jdt.internal.ui.text.correction.CUCorrectionProposal#createTextChange()
*/
protected TextChange createTextChange() throws CoreException {
CompilationUnitChange createChange = fFix.createChange(null);
createChange.setSaveMode(TextFileChange.LEAVE_DIRTY);
if (fFix instanceof ILinkedFix) {
setLinkedProposalModel(((ILinkedFix) fFix).getLinkedPositions());
}
return createChange;
}
private RefactoringStatus addDelegates() throws JavaModelException, CoreException {
RefactoringStatus status = new RefactoringStatus();
CompilationUnitRewrite rewrite = new CompilationUnitRewrite(fField.getCompilationUnit());
rewrite.setResolveBindings(true);
// add delegate for the field
if (RefactoringAvailabilityTester.isDelegateCreationAvailable(fField)) {
FieldDeclaration fieldDeclaration =
ASTNodeSearchUtil.getFieldDeclarationNode(fField, rewrite.getRoot());
if (fieldDeclaration.fragments().size() > 1) {
status.addWarning(
Messages.format(
RefactoringCoreMessages
.DelegateCreator_cannot_create_field_delegate_more_than_one_fragment,
BasicElementLabels.getJavaElementName(fField.getElementName())),
JavaStatusContext.create(fField));
} else if (((VariableDeclarationFragment) fieldDeclaration.fragments().get(0))
.getInitializer()
== null) {
status.addWarning(
Messages.format(
RefactoringCoreMessages.DelegateCreator_cannot_create_field_delegate_no_initializer,
BasicElementLabels.getJavaElementName(fField.getElementName())),
JavaStatusContext.create(fField));
} else {
DelegateFieldCreator creator = new DelegateFieldCreator();
creator.setDeclareDeprecated(fDelegateDeprecation);
creator.setDeclaration(fieldDeclaration);
creator.setNewElementName(getNewElementName());
creator.setSourceRewrite(rewrite);
creator.prepareDelegate();
creator.createEdit();
}
}
// add delegates for getter and setter methods
// there may be getters even if the field is static final
if (getGetter() != null && fRenameGetter)
addMethodDelegate(getGetter(), getNewGetterName(), rewrite);
if (getSetter() != null && fRenameSetter)
addMethodDelegate(getSetter(), getNewSetterName(), rewrite);
final CompilationUnitChange change = rewrite.createChange(true);
if (change != null) {
change.setKeepPreviewEdits(true);
fChangeManager.manage(fField.getCompilationUnit(), change);
}
return status;
}
/**
* Removes the current variable declaration from the AST and inserts it into the lowest possible
* scope where the variable is first used. Returns the modification to the AST within a Change
* object.
*/
private Change recordASTModifications() {
AST ast = compilationUnit.getAST();
ASTRewrite rewriter = ASTRewrite.create(ast);
// duplicate the original variable declaration in lower scope before getting rid of it
VariableDeclarationStatement oldDeclaration =
(VariableDeclarationStatement) variableVisitor.getDeclaration();
assert variableVisitor.getFirstAssignment() instanceof Assignment;
Assignment variableAssignment = (Assignment) variableVisitor.getFirstAssignment();
ASTNode newScopeParent = variableAssignment.getParent().getParent();
String codeString = oldDeclaration.toString();
ASTNode newDeclaration =
rewriter.createStringPlaceholder(
codeString.substring(0, codeString.length() - 1),
ASTNode.VARIABLE_DECLARATION_STATEMENT);
ListRewrite listRewrite = rewriter.getListRewrite(newScopeParent, Block.STATEMENTS_PROPERTY);
listRewrite.insertAt(newDeclaration, 0, null);
// get rid of the higher scope declaration
rewriter.remove(oldDeclaration, null);
ICompilationUnit iCompUnit = method.getCompilationUnit();
final String description = "ReduceScopeOfVariable";
final String comment = "ReduceScopeOfVariable does blah...";
// record the change
CompilationUnitChange change =
new CompilationUnitChange("Reduce scope of variable", iCompUnit) {
public ChangeDescriptor getDescriptor() {
Map<Object, Object> arguments = new HashMap<Object, Object>();
arguments.put("method", method);
arguments.put("var", varName);
return new RefactoringChangeDescriptor(
new ReduceScopeOfVariableDescriptor(
method.getJavaProject().getElementName(), description, comment, arguments));
}
};
try {
change.setEdit(rewriter.rewriteAST());
} catch (Exception e) {
}
return change;
}
@Override
protected CompilationUnitChange getChange(ICompilationUnit compilationUnit) {
CompilationUnitChange change = new CompilationUnitChange("", compilationUnit);
MultiTextEdit edit = new MultiTextEdit();
change.setEdit(edit);
try {
MarkerResolutionUtils.updateAnnotation(
EnumJaxrsClassname.RETENTION.simpleName,
compilationUnit,
type,
"(ElementType.METHOD)",
edit);
} catch (JavaModelException e) {
Logger.error(
"Failed to add @Retention annotation on type " + type.getFullyQualifiedName(), e);
}
return change;
}
/* non Java-doc
* @see IRefactoring#createChange(IProgressMonitor)
*/
@Override
public Change createChange(IProgressMonitor pm) throws CoreException {
final String NN = ""; // $NON-NLS-1$
if (pm == null) pm = new NullProgressMonitor();
pm.beginTask(NN, 2);
try {
final CompilationUnitChange result = new CompilationUnitChange(getName(), fCUnit);
if (fLeaveDirty) result.setSaveMode(TextFileChange.LEAVE_DIRTY);
MultiTextEdit root = new MultiTextEdit();
result.setEdit(root);
fRewriter = ASTRewrite.create(fAnalyzer.getEnclosingBodyDeclaration().getAST());
fRewriter.setTargetSourceRangeComputer(
new SelectionAwareSourceRangeComputer(
fAnalyzer.getSelectedNodes(),
fCUnit.getBuffer(),
fSelection.getOffset(),
fSelection.getLength()));
fImportRewrite = StubUtility.createImportRewrite(fRootNode, true);
fLinkedProposalModel = new LinkedProposalModel();
fScope =
CodeScopeBuilder.perform(fAnalyzer.getEnclosingBodyDeclaration(), fSelection)
.findScope(fSelection.getOffset(), fSelection.getLength());
fScope.setCursor(fSelection.getOffset());
fSelectedNodes = fAnalyzer.getSelectedNodes();
createTryCatchStatement(fCUnit.getBuffer(), fCUnit.findRecommendedLineSeparator());
if (fImportRewrite.hasRecordedChanges()) {
TextEdit edit = fImportRewrite.rewriteImports(null);
root.addChild(edit);
result.addTextEditGroup(new TextEditGroup(NN, new TextEdit[] {edit}));
}
TextEdit change = fRewriter.rewriteAST();
root.addChild(change);
result.addTextEditGroup(new TextEditGroup(NN, new TextEdit[] {change}));
return result;
} finally {
pm.done();
}
}
private void checkSource(SubProgressMonitor monitor, RefactoringStatus result)
throws CoreException {
String newCuSource = fChange.getPreviewContent(new NullProgressMonitor());
CompilationUnit newCUNode =
new RefactoringASTParser(ASTProvider.SHARED_AST_LEVEL)
.parse(newCuSource, fCu, true, true, monitor);
IProblem[] newProblems =
RefactoringAnalyzeUtil.getIntroducedCompileProblems(newCUNode, fCuRewrite.getRoot());
for (int i = 0; i < newProblems.length; i++) {
IProblem problem = newProblems[i];
if (problem.isError())
result.addEntry(
new RefactoringStatusEntry(
(problem.isError() ? RefactoringStatus.ERROR : RefactoringStatus.WARNING),
problem.getMessage(),
new JavaStringStatusContext(newCuSource, SourceRangeFactory.create(problem))));
}
}
@Override
public Change createChange(IProgressMonitor monitor) throws CoreException {
ExtractConstantDescriptor descriptor = createRefactoringDescriptor();
fChange.setDescriptor(new RefactoringChangeDescriptor(descriptor));
return fChange;
}
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;
}
