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

Example 81 with CoreException

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

the class ConvertAnonymousToNestedRefactoring method createNewConstructor.

private MethodDeclaration createNewConstructor(CompilationUnitRewrite rewrite, IVariableBinding[] bindings, String[] fieldNames) throws JavaModelException {
    ClassInstanceCreation instanceCreation = (ClassInstanceCreation) fAnonymousInnerClassNode.getParent();
    if (instanceCreation.arguments().isEmpty() && bindings.length == 0)
        return null;
    IJavaProject project = fCu.getJavaProject();
    AST ast = rewrite.getAST();
    ImportRewrite importRewrite = rewrite.getImportRewrite();
    ASTRewrite astRewrite = rewrite.getASTRewrite();
    MethodDeclaration newConstructor = ast.newMethodDeclaration();
    newConstructor.setConstructor(true);
    newConstructor.setJavadoc(null);
    newConstructor.modifiers().addAll(ASTNodeFactory.newModifiers(ast, fVisibility));
    newConstructor.setName(ast.newSimpleName(fClassName));
    addLinkedPosition(KEY_TYPE_NAME, newConstructor.getName(), astRewrite, false);
    newConstructor.setBody(ast.newBlock());
    List<Statement> newStatements = newConstructor.getBody().statements();
    List<SingleVariableDeclaration> newParameters = newConstructor.parameters();
    List<String> newParameterNames = new ArrayList<String>();
    // add parameters for elements passed with the instance creation
    if (!instanceCreation.arguments().isEmpty()) {
        IMethodBinding constructorBinding = getSuperConstructorBinding();
        if (constructorBinding != null) {
            SuperConstructorInvocation superConstructorInvocation = ast.newSuperConstructorInvocation();
            ITypeBinding[] parameterTypes = constructorBinding.getParameterTypes();
            String[][] parameterNames = StubUtility.suggestArgumentNamesWithProposals(project, constructorBinding);
            for (int i = 0; i < parameterNames.length; i++) {
                String[] nameProposals = parameterNames[i];
                String paramName = nameProposals[0];
                SingleVariableDeclaration param = newParameterDeclaration(ast, importRewrite, paramName, parameterTypes[i]);
                newParameters.add(param);
                newParameterNames.add(paramName);
                SimpleName newSIArgument = ast.newSimpleName(paramName);
                superConstructorInvocation.arguments().add(newSIArgument);
                if (fLinkedProposalModel != null) {
                    LinkedProposalPositionGroup positionGroup = fLinkedProposalModel.getPositionGroup(KEY_PARAM_NAME_CONST + String.valueOf(i), true);
                    positionGroup.addPosition(astRewrite.track(param.getName()), false);
                    positionGroup.addPosition(astRewrite.track(newSIArgument), false);
                    for (int k = 0; k < nameProposals.length; k++) {
                        positionGroup.addProposal(nameProposals[k], null, nameProposals.length - k);
                    }
                }
            }
            newStatements.add(superConstructorInvocation);
        }
    }
    // add parameters for all outer variables used
    boolean useThisAccess = useThisForFieldAccess();
    for (int i = 0; i < bindings.length; i++) {
        String baseName = StubUtility.getBaseName(bindings[i], project);
        String[] paramNameProposals = StubUtility.getVariableNameSuggestions(NamingConventions.VK_PARAMETER, project, baseName, 0, newParameterNames, true);
        String paramName = paramNameProposals[0];
        SingleVariableDeclaration param = newParameterDeclaration(ast, importRewrite, paramName, bindings[i].getType());
        newParameters.add(param);
        newParameterNames.add(paramName);
        String fieldName = fieldNames[i];
        SimpleName fieldNameNode = ast.newSimpleName(fieldName);
        SimpleName paramNameNode = ast.newSimpleName(paramName);
        newStatements.add(newFieldAssignment(ast, fieldNameNode, paramNameNode, useThisAccess || newParameterNames.contains(fieldName)));
        if (fLinkedProposalModel != null) {
            LinkedProposalPositionGroup positionGroup = fLinkedProposalModel.getPositionGroup(KEY_PARAM_NAME_EXT + String.valueOf(i), true);
            positionGroup.addPosition(astRewrite.track(param.getName()), false);
            positionGroup.addPosition(astRewrite.track(paramNameNode), false);
            for (int k = 0; k < paramNameProposals.length; k++) {
                positionGroup.addProposal(paramNameProposals[k], null, paramNameProposals.length - k);
            }
            fLinkedProposalModel.getPositionGroup(KEY_FIELD_NAME_EXT + i, true).addPosition(astRewrite.track(fieldNameNode), false);
        }
    }
    addExceptionsToNewConstructor(newConstructor, importRewrite);
    if (doAddComments()) {
        try {
            String[] allParamNames = newParameterNames.toArray(new String[newParameterNames.size()]);
            String string = CodeGeneration.getMethodComment(fCu, fClassName, fClassName, allParamNames, new String[0], null, new String[0], null, StubUtility.getLineDelimiterUsed(fCu));
            if (string != null) {
                Javadoc javadoc = (Javadoc) astRewrite.createStringPlaceholder(string, ASTNode.JAVADOC);
                newConstructor.setJavadoc(javadoc);
            }
        } catch (CoreException exception) {
            throw new JavaModelException(exception);
        }
    }
    return newConstructor;
}

Example 82 with CoreException

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

the class DeletePackageFragmentRootChange method getFileLength.

private static int getFileLength(IFile file) throws CoreException {
    // Cannot use file buffers here, since they are not yet in sync at this point.
    InputStream contents = file.getContents();
    InputStreamReader reader;
    try {
        reader = new InputStreamReader(contents, file.getCharset());
    } catch (UnsupportedEncodingException e) {
        JavaPlugin.log(e);
        reader = new InputStreamReader(contents);
    }
    try {
        return (int) reader.skip(Integer.MAX_VALUE);
    } catch (IOException e) {
        throw new CoreException(new Status(IStatus.ERROR, Corext.getPluginId(), e.getMessage(), e));
    } finally {
        try {
            reader.close();
        } catch (IOException e) {
        }
    }
}

Example 83 with CoreException

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

the class RefactoringSearchEngine method findAffectedCompilationUnits.

//TODO: throw CoreException
public static ICompilationUnit[] findAffectedCompilationUnits(SearchPattern pattern, IJavaSearchScope scope, final IProgressMonitor pm, RefactoringStatus status, final boolean tolerateInAccurateMatches) throws JavaModelException {
    boolean hasNonCuMatches = false;
    class ResourceSearchRequestor extends SearchRequestor {

        boolean hasPotentialMatches = false;

        Set<IResource> resources = new HashSet<IResource>(5);

        private IResource fLastResource;

        @Override
        public void acceptSearchMatch(SearchMatch match) {
            if (!tolerateInAccurateMatches && match.getAccuracy() == SearchMatch.A_INACCURATE) {
                hasPotentialMatches = true;
            }
            if (fLastResource != match.getResource()) {
                fLastResource = match.getResource();
                resources.add(fLastResource);
            }
        }
    }
    ResourceSearchRequestor requestor = new ResourceSearchRequestor();
    try {
        new SearchEngine().search(pattern, SearchUtils.getDefaultSearchParticipants(), scope, requestor, pm);
    } catch (CoreException e) {
        throw new JavaModelException(e);
    }
    List<IJavaElement> result = new ArrayList<IJavaElement>(requestor.resources.size());
    for (Iterator<IResource> iter = requestor.resources.iterator(); iter.hasNext(); ) {
        IResource resource = iter.next();
        IJavaElement element = JavaCore.create(resource);
        if (element instanceof ICompilationUnit) {
            result.add(element);
        } else {
            hasNonCuMatches = true;
        }
    }
    addStatusErrors(status, requestor.hasPotentialMatches, hasNonCuMatches);
    return result.toArray(new ICompilationUnit[result.size()]);
}

Example 84 with CoreException

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

the class RefactoringSearchEngine2 method searchReferencedMethods.

/**
	 * Performs the search of referenced methods.
	 *
	 * @param element the java element whose referenced methods have to be found
	 * @param monitor the progress monitor, or <code>null</code>
	 * @throws JavaModelException if an error occurs during search
	 */
public final void searchReferencedMethods(final IJavaElement element, IProgressMonitor monitor) throws JavaModelException {
    Assert.isNotNull(element);
    if (monitor == null)
        monitor = new NullProgressMonitor();
    try {
        //$NON-NLS-1$
        monitor.beginTask("", 1);
        monitor.setTaskName(RefactoringCoreMessages.RefactoringSearchEngine_searching_referenced_methods);
        try {
            SearchEngine engine = null;
            if (fOwner != null)
                engine = new SearchEngine(fOwner);
            else
                engine = new SearchEngine(fWorkingCopies);
            engine.searchDeclarationsOfSentMessages(element, getCollector(), new SubProgressMonitor(monitor, 1, SubProgressMonitor.SUPPRESS_SUBTASK_LABEL));
        } catch (CoreException exception) {
            throw new JavaModelException(exception);
        }
    } finally {
        monitor.done();
    }
}

Example 85 with CoreException

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

the class SelectionAwareSourceRangeComputer method initializeRanges.

private void initializeRanges() throws CoreException {
    fRanges = new HashMap<ASTNode, SourceRange>();
    if (fSelectedNodes.length == 0)
        return;
    fRanges.put(fSelectedNodes[0], super.computeSourceRange(fSelectedNodes[0]));
    int last = fSelectedNodes.length - 1;
    fRanges.put(fSelectedNodes[last], super.computeSourceRange(fSelectedNodes[last]));
    IScanner scanner = ToolFactory.createScanner(true, false, false, false);
    char[] source = fDocumentPortionToScan.toCharArray();
    scanner.setSource(source);
    // initializeRanges() is only called once
    fDocumentPortionToScan = null;
    TokenScanner tokenizer = new TokenScanner(scanner);
    int pos = tokenizer.getNextStartOffset(0, false);
    ASTNode currentNode = fSelectedNodes[0];
    int newStart = Math.min(fSelectionStart + pos, currentNode.getStartPosition());
    SourceRange range = fRanges.get(currentNode);
    fRanges.put(currentNode, new SourceRange(newStart, range.getLength() + range.getStartPosition() - newStart));
    currentNode = fSelectedNodes[last];
    int scannerStart = currentNode.getStartPosition() + currentNode.getLength() - fSelectionStart;
    tokenizer.setOffset(scannerStart);
    pos = scannerStart;
    int token = -1;
    try {
        while (true) {
            token = tokenizer.readNext(false);
            pos = tokenizer.getCurrentEndOffset();
        }
    } catch (CoreException e) {
    }
    if (token == ITerminalSymbols.TokenNameCOMMENT_LINE) {
        int index = pos - 1;
        while (index >= 0 && IndentManipulation.isLineDelimiterChar(source[index])) {
            pos--;
            index--;
        }
    }
    int newEnd = Math.max(fSelectionStart + pos, currentNode.getStartPosition() + currentNode.getLength());
    range = fRanges.get(currentNode);
    fRanges.put(currentNode, new SourceRange(range.getStartPosition(), newEnd - range.getStartPosition()));
}