Examples with BadLocationException org.eclipse.jface.text.BadLocationException used on opensource projects

Example 21 with BadLocationException

use of org.eclipse.jface.text.BadLocationException in project che by eclipse.

the class SourceProvider method replaceParameterWithExpression.

private void replaceParameterWithExpression(ASTRewrite rewriter, CallContext context, ImportRewrite importRewrite) throws CoreException {
    Expression[] arguments = context.arguments;
    try {
        ITextFileBuffer buffer = RefactoringFileBuffers.acquire(context.compilationUnit);
        for (int i = 0; i < arguments.length; i++) {
            Expression expression = arguments[i];
            String expressionString = null;
            if (expression instanceof SimpleName) {
                expressionString = ((SimpleName) expression).getIdentifier();
            } else {
                try {
                    expressionString = buffer.getDocument().get(expression.getStartPosition(), expression.getLength());
                } catch (BadLocationException exception) {
                    JavaPlugin.log(exception);
                    continue;
                }
            }
            ParameterData parameter = getParameterData(i);
            List<SimpleName> references = parameter.references();
            for (Iterator<SimpleName> iter = references.iterator(); iter.hasNext(); ) {
                ASTNode element = iter.next();
                Expression newExpression = (Expression) rewriter.createStringPlaceholder(expressionString, expression.getNodeType());
                AST ast = rewriter.getAST();
                ITypeBinding explicitCast = ASTNodes.getExplicitCast(expression, (Expression) element);
                if (explicitCast != null) {
                    CastExpression cast = ast.newCastExpression();
                    if (NecessaryParenthesesChecker.needsParentheses(expression, cast, CastExpression.EXPRESSION_PROPERTY)) {
                        newExpression = createParenthesizedExpression(newExpression, ast);
                    }
                    cast.setExpression(newExpression);
                    ImportRewriteContext importRewriteContext = new ContextSensitiveImportRewriteContext(expression, importRewrite);
                    cast.setType(importRewrite.addImport(explicitCast, ast, importRewriteContext));
                    expression = newExpression = cast;
                }
                if (NecessaryParenthesesChecker.needsParentheses(expression, element.getParent(), element.getLocationInParent())) {
                    newExpression = createParenthesizedExpression(newExpression, ast);
                }
                rewriter.replace(element, newExpression, null);
            }
        }
    } finally {
        RefactoringFileBuffers.release(context.compilationUnit);
    }
}

Example 22 with BadLocationException

use of org.eclipse.jface.text.BadLocationException in project che by eclipse.

the class DelegateCreator method createEdit.

/**
	 * Performs the actual rewriting and adds an edit to the ASTRewrite set with
	 * {@link #setSourceRewrite(CompilationUnitRewrite)}.
	 *
	 * @throws JavaModelException
	 */
public void createEdit() throws JavaModelException {
    try {
        IDocument document = new Document(fDelegateRewrite.getCu().getBuffer().getContents());
        TextEdit edit = fDelegateRewrite.getASTRewrite().rewriteAST(document, fDelegateRewrite.getCu().getJavaProject().getOptions(true));
        edit.apply(document, TextEdit.UPDATE_REGIONS);
        String newSource = Strings.trimIndentation(document.get(fTrackedPosition.getStartPosition(), fTrackedPosition.getLength()), fPreferences.tabWidth, fPreferences.indentWidth, false);
        ASTNode placeholder = fOriginalRewrite.getASTRewrite().createStringPlaceholder(newSource, fDeclaration.getNodeType());
        CategorizedTextEditGroup groupDescription = fOriginalRewrite.createCategorizedGroupDescription(getTextEditGroupLabel(), CATEGORY_DELEGATE);
        ListRewrite bodyDeclarationsListRewrite = fOriginalRewrite.getASTRewrite().getListRewrite(fDeclaration.getParent(), getTypeBodyDeclarationsProperty());
        if (fCopy)
            if (fInsertBefore)
                bodyDeclarationsListRewrite.insertBefore(placeholder, fDeclaration, groupDescription);
            else
                bodyDeclarationsListRewrite.insertAfter(placeholder, fDeclaration, groupDescription);
        else
            bodyDeclarationsListRewrite.replace(fDeclaration, placeholder, groupDescription);
    } catch (BadLocationException e) {
        JavaPlugin.log(e);
    }
}

Example 23 with BadLocationException

use of org.eclipse.jface.text.BadLocationException in project che by eclipse.

the class SourceProvider method getCodeBlocks.

public String[] getCodeBlocks(CallContext context, ImportRewrite importRewrite) throws CoreException {
    final ASTRewrite rewriter = ASTRewrite.create(fDeclaration.getAST());
    replaceParameterWithExpression(rewriter, context, importRewrite);
    updateImplicitReceivers(rewriter, context);
    makeNamesUnique(rewriter, context.scope);
    updateTypeReferences(rewriter, context);
    updateStaticReferences(rewriter, context);
    updateTypeVariables(rewriter, context);
    updateMethodTypeVariable(rewriter, context);
    List<IRegion> ranges = null;
    if (hasReturnValue()) {
        if (context.callMode == ASTNode.RETURN_STATEMENT) {
            ranges = getStatementRanges();
        } else {
            ranges = getExpressionRanges();
        }
    } else {
        ASTNode last = getLastStatement();
        if (last != null && last.getNodeType() == ASTNode.RETURN_STATEMENT) {
            ranges = getReturnStatementRanges();
        } else {
            ranges = getStatementRanges();
        }
    }
    final TextEdit dummy = rewriter.rewriteAST(fDocument, fTypeRoot.getJavaProject().getOptions(true));
    int size = ranges.size();
    RangeMarker[] markers = new RangeMarker[size];
    for (int i = 0; i < markers.length; i++) {
        IRegion range = ranges.get(i);
        markers[i] = new RangeMarker(range.getOffset(), range.getLength());
    }
    int split;
    if (size <= 1) {
        split = Integer.MAX_VALUE;
    } else {
        IRegion region = ranges.get(0);
        split = region.getOffset() + region.getLength();
    }
    TextEdit[] edits = dummy.removeChildren();
    for (int i = 0; i < edits.length; i++) {
        TextEdit edit = edits[i];
        int pos = edit.getOffset() >= split ? 1 : 0;
        markers[pos].addChild(edit);
    }
    MultiTextEdit root = new MultiTextEdit(0, fDocument.getLength());
    root.addChildren(markers);
    try {
        TextEditProcessor processor = new TextEditProcessor(fDocument, root, TextEdit.CREATE_UNDO | TextEdit.UPDATE_REGIONS);
        UndoEdit undo = processor.performEdits();
        String[] result = getBlocks(markers);
        // It is faster to undo the changes than coping the buffer over and over again.
        processor = new TextEditProcessor(fDocument, undo, TextEdit.UPDATE_REGIONS);
        processor.performEdits();
        return result;
    } catch (MalformedTreeException exception) {
        JavaPlugin.log(exception);
    } catch (BadLocationException exception) {
        JavaPlugin.log(exception);
    }
    return new String[] {};
}

Example 24 with BadLocationException

use of org.eclipse.jface.text.BadLocationException in project che by eclipse.

the class CodeAssist method createOrganizeImportOperation.

private OrganizeImportResult createOrganizeImportOperation(ICompilationUnit compilationUnit, List<String> chosen) throws CoreException {
    CodeGenerationSettings settings = JavaPreferencesSettings.getCodeGenerationSettings(compilationUnit.getJavaProject());
    OrganizeImportsOperation operation = new OrganizeImportsOperation(compilationUnit, null, settings.importIgnoreLowercase, !compilationUnit.isWorkingCopy(), true, chosen, null);
    NullProgressMonitor monitor = new NullProgressMonitor();
    TextEdit edit = operation.createTextEdit(monitor);
    OrganizeImportResult result = DtoFactory.newDto(OrganizeImportResult.class);
    TypeNameMatch[][] choices = operation.getChoices();
    //or all conflicts were resolved (!chosen.isEmpty())
    if ((chosen != null && !chosen.isEmpty()) || choices == null || choices.length == 0) {
        IBuffer buffer = compilationUnit.getBuffer();
        IDocument document = new Document(buffer.getContents());
        DocumentChangeListener documentChangeListener = new DocumentChangeListener(document);
        try {
            edit.apply(document);
        } catch (BadLocationException e) {
            LOG.debug("Applying Organize import text edits goes wrong:", e);
        }
        result.setChanges(documentChangeListener.getChanges());
        return result;
    }
    result.setConflicts(createListOfDTOMatches(choices));
    return result;
}

Example 25 with BadLocationException

use of org.eclipse.jface.text.BadLocationException in project che by eclipse.

the class MavenServerService method createProblem.

private Problem createProblem(VirtualFileEntry entry, SAXParseException spe) {
    Problem problem = DtoFactory.newDto(Problem.class);
    problem.setError(true);
    problem.setMessage(spe.getMessage());
    if (entry != null) {
        int lineNumber = spe.getLineNumber();
        int columnNumber = spe.getColumnNumber();
        try {
            String content = entry.getVirtualFile().getContentAsString();
            Document document = new Document(content);
            int lineOffset = document.getLineOffset(lineNumber - 1);
            problem.setSourceStart(lineOffset + columnNumber - 1);
            problem.setSourceEnd(lineOffset + columnNumber);
        } catch (ForbiddenException | ServerException | BadLocationException e) {
            LOG.error(e.getMessage(), e);
        }
    }
    return problem;
}