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

Example 51 with CoreException

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

the class RenameMethodProcessor method batchFindNewOccurrences.

//Lower memory footprint than batchFindNewOccurrences. Not used because it is too slow.
//Final solution is maybe to do searches in chunks of ~ 50 CUs.
//	private SearchResultGroup[] findNewOccurrences(IMethod[] newMethods, ICompilationUnit[] newDeclarationWCs, IProgressMonitor pm) throws CoreException {
//		pm.beginTask("", fOccurrences.length * 2); //$NON-NLS-1$
//
//		SearchPattern refsPattern= RefactoringSearchEngine.createOrPattern(newMethods, IJavaSearchConstants.REFERENCES);
//		SearchParticipant[] searchParticipants= SearchUtils.getDefaultSearchParticipants();
//		IJavaSearchScope scope= RefactoringScopeFactory.create(newMethods);
//		MethodOccurenceCollector requestor= new MethodOccurenceCollector(getNewElementName());
//		SearchEngine searchEngine= new SearchEngine(fWorkingCopyOwner);
//
//		//TODO: should process only references
//		for (int j= 0; j < fOccurrences.length; j++) { //should be getReferences()
//			//cut memory peak by holding only one reference CU at a time in memory
//			ICompilationUnit originalCu= fOccurrences[j].getCompilationUnit();
//			ICompilationUnit newWc= null;
//			try {
//				ICompilationUnit wc= RenameAnalyzeUtil.findWorkingCopyForCu(newDeclarationWCs, originalCu);
//				if (wc == null) {
//					newWc= RenameAnalyzeUtil.createNewWorkingCopy(originalCu, fChangeManager, fWorkingCopyOwner,
//							new SubProgressMonitor(pm, 1));
//				}
//				searchEngine.search(refsPattern, searchParticipants, scope,	requestor, new SubProgressMonitor(pm, 1));
//			} finally {
//				if (newWc != null)
//					newWc.discardWorkingCopy();
//			}
//		}
//		SearchResultGroup[] newResults= RefactoringSearchEngine.groupByResource(requestor.getResults());
//		pm.done();
//		return newResults;
//	}
private SearchResultGroup[] batchFindNewOccurrences(IMethod[] wcNewMethods, final IMethod[] wcOldMethods, ICompilationUnit[] newDeclarationWCs, IProgressMonitor pm, RefactoringStatus status) throws CoreException {
    //$NON-NLS-1$
    pm.beginTask("", 2);
    SearchPattern refsPattern = RefactoringSearchEngine.createOrPattern(wcNewMethods, IJavaSearchConstants.REFERENCES);
    SearchParticipant[] searchParticipants = SearchUtils.getDefaultSearchParticipants();
    IJavaSearchScope scope = RefactoringScopeFactory.create(wcNewMethods);
    MethodOccurenceCollector requestor;
    if (getDelegateUpdating()) {
        // There will be two new matches inside the delegate(s) (the invocation
        // and the javadoc) which are OK and must not be reported.
        // Note that except these ocurrences, the delegate bodies are empty
        // (as they were created this way).
        requestor = new MethodOccurenceCollector(getNewElementName()) {

            @Override
            public void acceptSearchMatch(ICompilationUnit unit, SearchMatch match) throws CoreException {
                for (int i = 0; i < wcOldMethods.length; i++) if (wcOldMethods[i].equals(match.getElement()))
                    return;
                super.acceptSearchMatch(unit, match);
            }
        };
    } else
        requestor = new MethodOccurenceCollector(getNewElementName());
    SearchEngine searchEngine = new SearchEngine(fWorkingCopyOwner);
    ArrayList<ICompilationUnit> needWCs = new ArrayList<ICompilationUnit>();
    HashSet<ICompilationUnit> declaringCUs = new HashSet<ICompilationUnit>(newDeclarationWCs.length);
    for (int i = 0; i < newDeclarationWCs.length; i++) declaringCUs.add(newDeclarationWCs[i].getPrimary());
    for (int i = 0; i < fOccurrences.length; i++) {
        ICompilationUnit cu = fOccurrences[i].getCompilationUnit();
        if (!declaringCUs.contains(cu))
            needWCs.add(cu);
    }
    ICompilationUnit[] otherWCs = null;
    try {
        otherWCs = RenameAnalyzeUtil.createNewWorkingCopies(needWCs.toArray(new ICompilationUnit[needWCs.size()]), fChangeManager, fWorkingCopyOwner, new SubProgressMonitor(pm, 1));
        searchEngine.search(refsPattern, searchParticipants, scope, requestor, new SubProgressMonitor(pm, 1));
    } finally {
        pm.done();
        if (otherWCs != null) {
            for (int i = 0; i < otherWCs.length; i++) {
                otherWCs[i].discardWorkingCopy();
            }
        }
    }
    SearchResultGroup[] newResults = RefactoringSearchEngine.groupByCu(requestor.getResults(), status);
    return newResults;
}

Example 52 with CoreException

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

the class RenameFieldProcessor method getNewReferences.

private SearchResultGroup[] getNewReferences(IProgressMonitor pm, RefactoringStatus status, WorkingCopyOwner owner, ICompilationUnit[] newWorkingCopies) throws CoreException {
    //$NON-NLS-1$
    pm.beginTask("", 2);
    ICompilationUnit declaringCuWorkingCopy = RenameAnalyzeUtil.findWorkingCopyForCu(newWorkingCopies, fField.getCompilationUnit());
    if (declaringCuWorkingCopy == null)
        return new SearchResultGroup[0];
    IField field = getFieldInWorkingCopy(declaringCuWorkingCopy, getNewElementName());
    if (field == null || !field.exists())
        return new SearchResultGroup[0];
    CollectingSearchRequestor requestor = null;
    if (fDelegateUpdating && RefactoringAvailabilityTester.isDelegateCreationAvailable(getField())) {
        // There will be two new matches inside the delegate (the invocation
        // and the javadoc) which are OK and must not be reported.
        final IField oldField = getFieldInWorkingCopy(declaringCuWorkingCopy, getCurrentElementName());
        requestor = new CollectingSearchRequestor() {

            @Override
            public void acceptSearchMatch(SearchMatch match) throws CoreException {
                if (!oldField.equals(match.getElement()))
                    super.acceptSearchMatch(match);
            }
        };
    } else
        requestor = new CollectingSearchRequestor();
    SearchPattern newPattern = SearchPattern.createPattern(field, IJavaSearchConstants.REFERENCES);
    IJavaSearchScope scope = RefactoringScopeFactory.create(fField, true, true);
    return RefactoringSearchEngine.search(newPattern, owner, scope, requestor, new SubProgressMonitor(pm, 1), status);
}

Example 53 with CoreException

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

the class ImportOperation method execute.

/* (non-Javadoc)
     * Method declared on WorkbenchModifyOperation.
     * Imports the specified file system objects from the file system.
     */
protected void execute(IProgressMonitor progressMonitor) {
    monitor = progressMonitor;
    try {
        if (selectedFiles == null) {
            //Set the amount to 1000 as we have no idea of how long this will take
            monitor.beginTask("Importing:", 1000);
            ContainerGenerator generator = new ContainerGenerator(destinationPath);
            monitor.worked(30);
            validateFiles(Arrays.asList(new Object[] { source }));
            monitor.worked(50);
            destinationContainer = generator.generateContainer(new SubProgressMonitor(monitor, 50));
            importRecursivelyFrom(source, POLICY_DEFAULT);
            //Be sure it finishes
            monitor.worked(90);
        } else {
            // Choose twice the selected files size to take folders into account
            int creationCount = selectedFiles.size();
            monitor.beginTask("Importing:", creationCount + 100);
            ContainerGenerator generator = new ContainerGenerator(destinationPath);
            monitor.worked(30);
            validateFiles(selectedFiles);
            monitor.worked(50);
            destinationContainer = generator.generateContainer(new SubProgressMonitor(monitor, 50));
            importFileSystemObjects(selectedFiles);
            monitor.done();
        }
    } catch (CoreException e) {
        errorTable.add(e.getStatus());
    } finally {
        monitor.done();
    }
}

Example 54 with CoreException

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

the class StubUtility method evaluateTemplate.

private static String evaluateTemplate(CodeTemplateContext context, Template template, String[] fullLineVariables) throws CoreException {
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
        if (buffer == null)
            return null;
        String str = fixEmptyVariables(buffer, fullLineVariables);
        if (Strings.containsOnlyWhitespaces(str)) {
            return null;
        }
        return str;
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
}

Example 55 with CoreException

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

the class StubUtility method getMethodComment.

/*
	 * Don't use this method directly, use CodeGeneration.
	 * This method should work with all AST levels.
	 * @see org.eclipse.jdt.ui.CodeGeneration#getMethodComment(ICompilationUnit, String, MethodDeclaration, boolean, String, String[], String)
	 */
public static String getMethodComment(ICompilationUnit cu, String typeName, MethodDeclaration decl, boolean isDeprecated, String targetName, String targetMethodDeclaringTypeName, String[] targetMethodParameterTypeNames, boolean delegate, String lineDelimiter) throws CoreException {
    boolean needsTarget = targetMethodDeclaringTypeName != null && targetMethodParameterTypeNames != null;
    String templateName = CodeTemplateContextType.METHODCOMMENT_ID;
    if (decl.isConstructor()) {
        templateName = CodeTemplateContextType.CONSTRUCTORCOMMENT_ID;
    } else if (needsTarget) {
        if (delegate)
            templateName = CodeTemplateContextType.DELEGATECOMMENT_ID;
        else
            templateName = CodeTemplateContextType.OVERRIDECOMMENT_ID;
    }
    Template template = getCodeTemplate(templateName, cu.getJavaProject());
    if (template == null) {
        return null;
    }
    CodeTemplateContext context = new CodeTemplateContext(template.getContextTypeId(), cu.getJavaProject(), lineDelimiter);
    context.setCompilationUnitVariables(cu);
    context.setVariable(CodeTemplateContextType.ENCLOSING_TYPE, typeName);
    context.setVariable(CodeTemplateContextType.ENCLOSING_METHOD, decl.getName().getIdentifier());
    if (!decl.isConstructor()) {
        context.setVariable(CodeTemplateContextType.RETURN_TYPE, ASTNodes.asString(getReturnType(decl)));
    }
    if (needsTarget) {
        if (delegate)
            context.setVariable(CodeTemplateContextType.SEE_TO_TARGET_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
        else
            context.setVariable(CodeTemplateContextType.SEE_TO_OVERRIDDEN_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
    }
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
    if (buffer == null)
        return null;
    String str = buffer.getString();
    if (Strings.containsOnlyWhitespaces(str)) {
        return null;
    }
    // look if Javadoc tags have to be added
    TemplateVariable position = findVariable(buffer, CodeTemplateContextType.TAGS);
    if (position == null) {
        return str;
    }
    IDocument textBuffer = new Document(str);
    List<TypeParameter> typeParams = shouldGenerateMethodTypeParameterTags(cu.getJavaProject()) ? decl.typeParameters() : Collections.emptyList();
    String[] typeParamNames = new String[typeParams.size()];
    for (int i = 0; i < typeParamNames.length; i++) {
        TypeParameter elem = typeParams.get(i);
        typeParamNames[i] = elem.getName().getIdentifier();
    }
    List<SingleVariableDeclaration> params = decl.parameters();
    String[] paramNames = new String[params.size()];
    for (int i = 0; i < paramNames.length; i++) {
        SingleVariableDeclaration elem = params.get(i);
        paramNames[i] = elem.getName().getIdentifier();
    }
    String[] exceptionNames = getExceptionNames(decl);
    String returnType = null;
    if (!decl.isConstructor()) {
        returnType = ASTNodes.asString(getReturnType(decl));
    }
    int[] tagOffsets = position.getOffsets();
    for (int i = tagOffsets.length - 1; i >= 0; i--) {
        // from last to first
        try {
            insertTag(textBuffer, tagOffsets[i], position.getLength(), paramNames, exceptionNames, returnType, typeParamNames, isDeprecated, lineDelimiter);
        } catch (BadLocationException e) {
            throw new CoreException(JavaUIStatus.createError(IStatus.ERROR, e));
        }
    }
    return textBuffer.get();
}