Examples with IJavaElement org.eclipse.jdt.core.IJavaElement used on opensource projects

Example 51 with IJavaElement

use of org.eclipse.jdt.core.IJavaElement in project che by eclipse.

the class RefactoringAvailabilityTester method isIntroduceFactoryAvailable.

public static boolean isIntroduceFactoryAvailable(final JavaTextSelection selection) throws JavaModelException {
    final IJavaElement[] elements = selection.resolveElementAtOffset();
    if (elements.length == 1 && elements[0] instanceof IMethod)
        return isIntroduceFactoryAvailable((IMethod) elements[0]);
    // there's no IMethod for the default constructor
    if (!Checks.isAvailable(selection.resolveEnclosingElement()))
        return false;
    ASTNode node = selection.resolveCoveringNode();
    if (node == null) {
        ASTNode[] selectedNodes = selection.resolveSelectedNodes();
        if (selectedNodes != null && selectedNodes.length == 1) {
            node = selectedNodes[0];
            if (node == null)
                return false;
        } else {
            return false;
        }
    }
    if (node.getNodeType() == ASTNode.CLASS_INSTANCE_CREATION)
        return true;
    node = ASTNodes.getNormalizedNode(node);
    if (node.getLocationInParent() == ClassInstanceCreation.TYPE_PROPERTY)
        return true;
    return false;
}

Example 52 with IJavaElement

use of org.eclipse.jdt.core.IJavaElement in project che by eclipse.

the class RefactoringAvailabilityTester method isReplaceInvocationsAvailable.

public static boolean isReplaceInvocationsAvailable(final JavaTextSelection selection) throws JavaModelException {
    final IJavaElement[] elements = selection.resolveElementAtOffset();
    if (elements.length != 1)
        return false;
    IJavaElement element = elements[0];
    return (element instanceof IMethod) && isReplaceInvocationsAvailable(((IMethod) element));
}

Example 53 with IJavaElement

use of org.eclipse.jdt.core.IJavaElement in project che by eclipse.

the class JavaElementUtil method getPackageAndSubpackages.

/**
	 * @param pack a package fragment
	 * @return an array containing the given package and all subpackages
	 * @throws JavaModelException if getting the all sibling packages fails
	 */
public static IPackageFragment[] getPackageAndSubpackages(IPackageFragment pack) throws JavaModelException {
    if (pack.isDefaultPackage())
        return new IPackageFragment[] { pack };
    IPackageFragmentRoot root = (IPackageFragmentRoot) pack.getParent();
    IJavaElement[] allPackages = root.getChildren();
    ArrayList<IPackageFragment> subpackages = new ArrayList<IPackageFragment>();
    subpackages.add(pack);
    String prefix = pack.getElementName() + '.';
    for (int i = 0; i < allPackages.length; i++) {
        IPackageFragment currentPackage = (IPackageFragment) allPackages[i];
        if (currentPackage.getElementName().startsWith(prefix))
            subpackages.add(currentPackage);
    }
    return subpackages.toArray(new IPackageFragment[subpackages.size()]);
}

Example 54 with IJavaElement

use of org.eclipse.jdt.core.IJavaElement in project che by eclipse.

the class MemberVisibilityAdjustor method adjustOutgoingVisibility.

/**
	 * Adjusts the visibilities of the outgoing references from the member represented by the specified search result groups.
	 *
	 * @param groups the search result groups representing the references
	 * @param monitor the progress monitor to us
	 * @throws JavaModelException if the visibility could not be determined
	 */
private void adjustOutgoingVisibility(final SearchResultGroup[] groups, final IProgressMonitor monitor) throws JavaModelException {
    try {
        //$NON-NLS-1$
        monitor.beginTask("", groups.length);
        monitor.setTaskName(RefactoringCoreMessages.MemberVisibilityAdjustor_checking);
        IJavaElement element = null;
        SearchMatch[] matches = null;
        SearchResultGroup group = null;
        for (int index = 0; index < groups.length; index++) {
            group = groups[index];
            element = JavaCore.create(group.getResource());
            if (element instanceof ICompilationUnit) {
                matches = group.getSearchResults();
                for (int offset = 0; offset < matches.length; offset++) adjustOutgoingVisibility(matches[offset], new SubProgressMonitor(monitor, 1));
            }
            // else if (element != null)
            // fStatus.merge(RefactoringStatus.createStatus(fFailureSeverity, RefactoringCoreMessages.getFormattedString
            // ("MemberVisibilityAdjustor.binary.outgoing.project", new String[] { element.getJavaProject().getElementName(), getLabel
            // (fReferenced)}), null, null, RefactoringStatusEntry.NO_CODE, null)); //$NON-NLS-1$
            // else if (group.getResource() != null)
            // fStatus.merge(RefactoringStatus.createStatus(fFailureSeverity, RefactoringCoreMessages.getFormattedString
            // ("MemberVisibilityAdjustor.binary.outgoing.resource", new String[] { group.getResource().getName(), getLabel
            // (fReferenced)}), null, null, RefactoringStatusEntry.NO_CODE, null)); //$NON-NLS-1$
            // TW: enable when bug 78387 is fixed
            monitor.worked(1);
        }
    } finally {
        monitor.done();
    }
}

Example 55 with IJavaElement

use of org.eclipse.jdt.core.IJavaElement in project che by eclipse.

the class AbstractJavaCompletionProposal method getAdditionalProposalInfo.

/*
	 * @see org.eclipse.jface.text.contentassist.ICompletionProposalExtension5#getAdditionalProposalInfo(org.eclipse.core.runtime.IProgressMonitor)
	 */
public Object getAdditionalProposalInfo(IProgressMonitor monitor) {
    if (getProposalInfo() != null) {
        String info = getProposalInfo().getInfo(monitor);
        if (info != null && info.length() > 0) {
            StringBuffer buffer = new StringBuffer();
            HTMLPrinter.insertPageProlog(buffer, 0, getCSSStyles());
            buffer.append(info);
            IJavaElement element = null;
            try {
                element = getProposalInfo().getJavaElement();
                if (element instanceof IMember) {
                //TODO
                //						String base= JavaDocLocations.getBaseURL(element, ((IMember)element).isBinary());
                //						if (base != null) {
                //							int endHeadIdx= buffer.indexOf("</head>"); //$NON-NLS-1$
                //							buffer.insert(endHeadIdx, "\n<base href='" + base + "'>\n"); //$NON-NLS-1$ //$NON-NLS-2$
                //						}
                }
            } catch (JavaModelException e) {
                JavaPlugin.log(e);
            }
            HTMLPrinter.addPageEpilog(buffer);
            info = buffer.toString();
            return new JavadocBrowserInformationControlInput(info);
        }
    }
    return null;
}