Examples with OperationCanceledException org.eclipse.core.runtime.OperationCanceledException used on opensource projects

Example 16 with OperationCanceledException

use of org.eclipse.core.runtime.OperationCanceledException in project che by eclipse.

the class IntroduceIndirectionRefactoring method updateReferences.

private RefactoringStatus updateReferences(IProgressMonitor monitor) throws CoreException {
    RefactoringStatus result = new RefactoringStatus();
    //$NON-NLS-1$
    monitor.beginTask("", 90);
    if (monitor.isCanceled())
        throw new OperationCanceledException();
    IMethod[] ripple = RippleMethodFinder2.getRelatedMethods(fTargetMethod, false, new NoOverrideProgressMonitor(monitor, 10), null);
    if (monitor.isCanceled())
        throw new OperationCanceledException();
    SearchResultGroup[] references = Checks.excludeCompilationUnits(getReferences(ripple, new NoOverrideProgressMonitor(monitor, 10), result), result);
    if (result.hasFatalError())
        return result;
    result.merge(Checks.checkCompileErrorsInAffectedFiles(references));
    if (monitor.isCanceled())
        throw new OperationCanceledException();
    int ticksPerCU = references.length == 0 ? 0 : 70 / references.length;
    for (int i = 0; i < references.length; i++) {
        SearchResultGroup group = references[i];
        SearchMatch[] searchResults = group.getSearchResults();
        CompilationUnitRewrite currentCURewrite = getCachedCURewrite(group.getCompilationUnit());
        for (int j = 0; j < searchResults.length; j++) {
            SearchMatch match = searchResults[j];
            if (match.isInsideDocComment())
                continue;
            IMember enclosingMember = (IMember) match.getElement();
            ASTNode target = getSelectedNode(group.getCompilationUnit(), currentCURewrite.getRoot(), match.getOffset(), match.getLength());
            if (target instanceof SuperMethodInvocation) {
                // Cannot retarget calls to super - add a warning
                result.merge(createWarningAboutCall(enclosingMember, target, RefactoringCoreMessages.IntroduceIndirectionRefactoring_call_warning_super_keyword));
                continue;
            }
            //$NON-NLS-1$
            Assert.isTrue(target instanceof MethodInvocation, "Element of call should be a MethodInvocation.");
            MethodInvocation invocation = (MethodInvocation) target;
            ITypeBinding typeBinding = getExpressionType(invocation);
            if (fIntermediaryFirstParameterType == null) {
                // no highest type yet
                fIntermediaryFirstParameterType = typeBinding.getTypeDeclaration();
            } else {
                // check if current type is higher
                result.merge(findCommonParent(typeBinding.getTypeDeclaration()));
            }
            if (result.hasFatalError())
                return result;
            // create an edit for this particular call
            result.merge(updateMethodInvocation(invocation, enclosingMember, currentCURewrite));
            // does call see the intermediary method?
            // => increase visibility of the type of the intermediary method.
            result.merge(adjustVisibility(fIntermediaryType, enclosingMember.getDeclaringType(), new NoOverrideProgressMonitor(monitor, 0)));
            if (monitor.isCanceled())
                throw new OperationCanceledException();
        }
        if (!isRewriteKept(group.getCompilationUnit()))
            createChangeAndDiscardRewrite(group.getCompilationUnit());
        monitor.worked(ticksPerCU);
    }
    monitor.done();
    return result;
}

Example 17 with OperationCanceledException

use of org.eclipse.core.runtime.OperationCanceledException in project che by eclipse.

the class ASTProvider method createAST.

/**
     * Creates a new compilation unit AST.
     *
     * @param input the Java element for which to create the AST
     * @param progressMonitor the progress monitor
     * @return AST
     */
public static CompilationUnit createAST(final ITypeRoot input, final IProgressMonitor progressMonitor) {
    if (!hasSource(input))
        return null;
    if (progressMonitor != null && progressMonitor.isCanceled())
        return null;
    final CheASTParser parser = CheASTParser.newParser(SHARED_AST_LEVEL);
    parser.setResolveBindings(true);
    parser.setStatementsRecovery(SHARED_AST_STATEMENT_RECOVERY);
    parser.setBindingsRecovery(SHARED_BINDING_RECOVERY);
    parser.setSource(input);
    if (progressMonitor != null && progressMonitor.isCanceled())
        return null;
    final CompilationUnit[] root = new CompilationUnit[1];
    SafeRunner.run(new ISafeRunnable() {

        public void run() {
            try {
                if (progressMonitor != null && progressMonitor.isCanceled())
                    return;
                if (DEBUG)
                    System.err.println(getThreadName() + " - " + DEBUG_PREFIX + "creating AST for: " + //$NON-NLS-1$ //$NON-NLS-2$
                    input.getElementName());
                root[0] = (CompilationUnit) parser.createAST(progressMonitor);
                //mark as unmodifiable
                ASTNodes.setFlagsToAST(root[0], ASTNode.PROTECT);
            } catch (OperationCanceledException ex) {
                return;
            }
        }

        public void handleException(Throwable ex) {
            LOG.error(ex.getMessage(), ex);
        }
    });
    return root[0];
}

Example 18 with OperationCanceledException

use of org.eclipse.core.runtime.OperationCanceledException in project che by eclipse.

the class ProcessorBasedRefactoring method createChange.

/**
	 * {@inheritDoc}
	 */
public Change createChange(IProgressMonitor pm) throws CoreException {
    if (pm == null)
        pm = new NullProgressMonitor();
    //$NON-NLS-1$
    pm.beginTask("", fParticipants.size() + 3);
    pm.setTaskName(RefactoringCoreMessages.ProcessorBasedRefactoring_create_change);
    Change processorChange = getProcessor().createChange(new SubProgressMonitor(pm, 1));
    if (pm.isCanceled())
        throw new OperationCanceledException();
    fTextChangeMap = new HashMap();
    addToTextChangeMap(processorChange);
    List /*<Change>*/
    changes = new ArrayList();
    List /*<Change>*/
    preChanges = new ArrayList();
    Map /*<Change, RefactoringParticipant>*/
    participantMap = new HashMap();
    for (Iterator iter = fParticipants.iterator(); iter.hasNext(); ) {
        final RefactoringParticipant participant = (RefactoringParticipant) iter.next();
        try {
            //$NON-NLS-1$
            final PerformanceStats stats = PerformanceStats.getStats(PERF_CREATE_CHANGES, getName() + ", " + participant.getName());
            stats.startRun();
            Change preChange = participant.createPreChange(new SubProgressMonitor(pm, 1));
            Change change = participant.createChange(new SubProgressMonitor(pm, 1));
            stats.endRun();
            if (preChange != null) {
                if (fPreChangeParticipants == null)
                    fPreChangeParticipants = new ArrayList();
                fPreChangeParticipants.add(participant);
                preChanges.add(preChange);
                participantMap.put(preChange, participant);
                addToTextChangeMap(preChange);
            }
            if (change != null) {
                changes.add(change);
                participantMap.put(change, participant);
                addToTextChangeMap(change);
            }
        } catch (CoreException e) {
            disableParticipant(participant, e);
            throw e;
        } catch (OperationCanceledException e) {
            throw e;
        } catch (RuntimeException e) {
            disableParticipant(participant, e);
            throw e;
        }
        if (pm.isCanceled())
            throw new OperationCanceledException();
    }
    fTextChangeMap = null;
    Change postChange = getProcessor().postCreateChange((Change[]) changes.toArray(new Change[changes.size()]), new SubProgressMonitor(pm, 1));
    ProcessorChange result = new ProcessorChange(getName());
    result.addAll((Change[]) preChanges.toArray(new Change[preChanges.size()]));
    result.add(processorChange);
    result.addAll((Change[]) changes.toArray(new Change[changes.size()]));
    result.setParticipantMap(participantMap);
    result.setPreChangeParticipants(fPreChangeParticipants);
    if (postChange != null)
        result.add(postChange);
    return result;
}

Example 19 with OperationCanceledException

use of org.eclipse.core.runtime.OperationCanceledException in project che by eclipse.

the class InferTypeArgumentsRefactoring method rewriteDeclarations.

private void rewriteDeclarations(InferTypeArgumentsUpdate update, IProgressMonitor pm) throws CoreException {
    HashMap<ICompilationUnit, CuUpdate> updates = update.getUpdates();
    Set<Entry<ICompilationUnit, CuUpdate>> entrySet = updates.entrySet();
    //$NON-NLS-1$
    pm.beginTask("", entrySet.size());
    pm.setTaskName(RefactoringCoreMessages.InferTypeArgumentsRefactoring_creatingChanges);
    for (Iterator<Entry<ICompilationUnit, CuUpdate>> iter = entrySet.iterator(); iter.hasNext(); ) {
        if (pm.isCanceled())
            throw new OperationCanceledException();
        Entry<ICompilationUnit, CuUpdate> entry = iter.next();
        ICompilationUnit cu = entry.getKey();
        pm.worked(1);
        pm.subTask(BasicElementLabels.getFileName(cu));
        CompilationUnitRewrite rewrite = new CompilationUnitRewrite(cu);
        rewrite.setResolveBindings(false);
        CuUpdate cuUpdate = entry.getValue();
        for (Iterator<CollectionElementVariable2> cvIter = cuUpdate.getDeclarations().iterator(); cvIter.hasNext(); ) {
            ConstraintVariable2 cv = cvIter.next();
            rewriteConstraintVariable(cv, rewrite, fTCModel, fLeaveUnconstrainedRaw, null);
        }
        for (Iterator<CastVariable2> castsIter = cuUpdate.getCastsToRemove().iterator(); castsIter.hasNext(); ) {
            CastVariable2 castCv = castsIter.next();
            rewriteCastVariable(castCv, rewrite, fTCModel);
        }
        CompilationUnitChange change = rewrite.createChange(true);
        if (change != null) {
            fChangeManager.manage(cu, change);
        }
    }
}

Example 20 with OperationCanceledException

use of org.eclipse.core.runtime.OperationCanceledException in project che by eclipse.

the class ReplaceInvocationsRefactoring method checkFinalConditions.

@Override
public RefactoringStatus checkFinalConditions(IProgressMonitor pm) throws CoreException {
    //$NON-NLS-1$
    pm.beginTask("", 20);
    fChangeManager = new TextChangeManager();
    RefactoringStatus result = new RefactoringStatus();
    fSourceProvider = resolveSourceProvider(fMethodBinding, result);
    if (result.hasFatalError())
        return result;
    result.merge(fSourceProvider.checkActivation());
    if (result.hasFatalError())
        return result;
    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);
    //$NON-NLS-1$
    sub.beginTask("", units.length * 3);
    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));
                    }
                }
                // do this after we have inlined the method calls. We still want
                // to generate the modifications.
                result.merge(nestedInvocations);
            }
            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;
}