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

Example 1 with IParent

use of org.eclipse.jdt.core.IParent in project eclipse.jdt.ls by eclipse.

the class DocumentSymbolHandler method toDocumentSymbol.

private DocumentSymbol toDocumentSymbol(IJavaElement unit, IProgressMonitor monitor) {
    int type = unit.getElementType();
    if (type != TYPE && type != FIELD && type != METHOD && type != PACKAGE_DECLARATION && type != COMPILATION_UNIT) {
        return null;
    }
    if (monitor.isCanceled()) {
        throw new OperationCanceledException("User abort");
    }
    DocumentSymbol symbol = new DocumentSymbol();
    try {
        String name = getName(unit);
        symbol.setName(name);
        symbol.setRange(getRange(unit));
        symbol.setSelectionRange(getSelectionRange(unit));
        symbol.setKind(mapKind(unit));
        if (JDTUtils.isDeprecated(unit)) {
            if (preferenceManager.getClientPreferences().isSymbolTagSupported()) {
                symbol.setTags(List.of(SymbolTag.Deprecated));
            } else {
                symbol.setDeprecated(true);
            }
        }
        symbol.setDetail(getDetail(unit, name));
        if (unit instanceof IParent) {
            // @formatter:off
            IJavaElement[] children = filter(((IParent) unit).getChildren());
            symbol.setChildren(Stream.of(children).map(child -> toDocumentSymbol(child, monitor)).filter(Objects::nonNull).collect(Collectors.toList()));
        // @formatter:off
        }
    } catch (JavaModelException e) {
        Exceptions.sneakyThrow(e);
    }
    return symbol;
}

Example 2 with IParent

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

the class JavaModelManager method putInfos.

/*
	 * Puts the infos in the given map (keys are IJavaElements and values are JavaElementInfos)
	 * in the Java model cache in an atomic way if the info is not already present in the cache.
	 * If the info is already present in the cache, it depends upon the forceAdd parameter.
	 * If forceAdd is false it just returns the existing info and if true, this element and it's children are closed and then
	 * this particular info is added to the cache.
	 */
protected synchronized Object putInfos(IJavaElement openedElement, Object newInfo, boolean forceAdd, Map newElements) {
    // remove existing children as the are replaced with the new children contained in newElements
    Object existingInfo = this.cache.peekAtInfo(openedElement);
    if (existingInfo != null && !forceAdd) {
        // https://bugs.eclipse.org/bugs/show_bug.cgi?id=372687
        return existingInfo;
    }
    if (openedElement instanceof IParent) {
        closeChildren(existingInfo);
    }
    // (theodora)
    for (Iterator it = newElements.entrySet().iterator(); it.hasNext(); ) {
        Map.Entry entry = (Map.Entry) it.next();
        IJavaElement element = (IJavaElement) entry.getKey();
        if (element instanceof JarPackageFragmentRoot) {
            Object info = entry.getValue();
            it.remove();
            this.cache.putInfo(element, info);
        }
    }
    Iterator iterator = newElements.entrySet().iterator();
    while (iterator.hasNext()) {
        Map.Entry entry = (Map.Entry) iterator.next();
        this.cache.putInfo((IJavaElement) entry.getKey(), entry.getValue());
    }
    return newInfo;
}

Example 3 with IParent

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

the class JavaModelManager method removeInfoAndChildren.

/*
	 * Removes all cached info for the given element (including all children)
	 * from the cache.
	 * Returns the info for the given element, or null if it was closed.
	 */
public synchronized Object removeInfoAndChildren(JavaElement element) throws JavaModelException {
    Object info = this.cache.peekAtInfo(element);
    if (info != null) {
        boolean wasVerbose = false;
        try {
            if (JavaModelCache.VERBOSE) {
                String elementType;
                switch(element.getElementType()) {
                    case IJavaElement.JAVA_PROJECT:
                        //$NON-NLS-1$
                        elementType = "project";
                        break;
                    case IJavaElement.PACKAGE_FRAGMENT_ROOT:
                        //$NON-NLS-1$
                        elementType = "root";
                        break;
                    case IJavaElement.PACKAGE_FRAGMENT:
                        //$NON-NLS-1$
                        elementType = "package";
                        break;
                    case IJavaElement.CLASS_FILE:
                        //$NON-NLS-1$
                        elementType = "class file";
                        break;
                    case IJavaElement.COMPILATION_UNIT:
                        //$NON-NLS-1$
                        elementType = "compilation unit";
                        break;
                    default:
                        //$NON-NLS-1$
                        elementType = "element";
                }
                System.out.println(Thread.currentThread() + " CLOSING " + elementType + " " + //$NON-NLS-1$//$NON-NLS-2$
                element.toStringWithAncestors());
                wasVerbose = true;
                JavaModelCache.VERBOSE = false;
            }
            element.closing(info);
            if (element instanceof IParent) {
                closeChildren(info);
            }
            this.cache.removeInfo(element);
            if (wasVerbose) {
                //$NON-NLS-1$
                System.out.println(this.cache.toStringFillingRation("-> "));
            }
        } finally {
            JavaModelCache.VERBOSE = wasVerbose;
        }
        return info;
    }
    return null;
}

Example 4 with IParent

use of org.eclipse.jdt.core.IParent in project eclipse.jdt.ls by eclipse.

the class DocumentSymbolHandler method collectChildren.

private void collectChildren(ITypeRoot unit, IJavaElement[] elements, ArrayList<SymbolInformation> symbols, IProgressMonitor monitor) throws JavaModelException {
    for (IJavaElement element : elements) {
        if (monitor.isCanceled()) {
            throw new OperationCanceledException();
        }
        if (element instanceof IParent) {
            collectChildren(unit, filter(((IParent) element).getChildren()), symbols, monitor);
        }
        int type = element.getElementType();
        if (type != IJavaElement.TYPE && type != IJavaElement.FIELD && type != IJavaElement.METHOD) {
            continue;
        }
        Location location = JDTUtils.toLocation(element);
        if (location != null) {
            SymbolInformation si = new SymbolInformation();
            String name = JavaElementLabels.getElementLabel(element, JavaElementLabels.ALL_DEFAULT);
            si.setName(name == null ? element.getElementName() : name);
            si.setKind(mapKind(element));
            if (JDTUtils.isDeprecated(element)) {
                if (preferenceManager.getClientPreferences().isSymbolTagSupported()) {
                    si.setTags(List.of(SymbolTag.Deprecated));
                } else {
                    si.setDeprecated(true);
                }
            }
            if (element.getParent() != null) {
                si.setContainerName(element.getParent().getElementName());
            }
            location.setUri(ResourceUtils.toClientUri(location.getUri()));
            si.setLocation(location);
            if (!symbols.contains(si)) {
                symbols.add(si);
            }
        }
    }
}