Examples with GetChildrenCannedQuery org.alfresco.repo.node.getchildren.GetChildrenCannedQuery used on opensource projects

Example 1 with GetChildrenCannedQuery

use of org.alfresco.repo.node.getchildren.GetChildrenCannedQuery in project alfresco-remote-api by Alfresco.

the class NodesImpl method listChildren.

@Override
public CollectionWithPagingInfo<Node> listChildren(String parentFolderNodeId, Parameters parameters) {
    String path = parameters.getParameter(PARAM_RELATIVE_PATH);
    final NodeRef parentNodeRef = validateOrLookupNode(parentFolderNodeId, path);
    final List<String> includeParam = parameters.getInclude();
    QName assocTypeQNameParam = null;
    Query q = parameters.getQuery();
    if (q != null) {
        // filtering via "where" clause
        MapBasedQueryWalker propertyWalker = createListChildrenQueryWalker();
        QueryHelper.walk(q, propertyWalker);
        String assocTypeQNameStr = propertyWalker.getProperty(PARAM_ASSOC_TYPE, WhereClauseParser.EQUALS, String.class);
        if (assocTypeQNameStr != null) {
            assocTypeQNameParam = getAssocType(assocTypeQNameStr);
        }
    }
    List<Pair<QName, Boolean>> sortProps = getListChildrenSortProps(parameters);
    List<FilterProp> filterProps = getListChildrenFilterProps(parameters);
    Paging paging = parameters.getPaging();
    PagingRequest pagingRequest = Util.getPagingRequest(paging);
    final PagingResults<FileInfo> pagingResults;
    Pair<Set<QName>, Set<QName>> pair = buildSearchTypesAndIgnoreAspects(parameters);
    Set<QName> searchTypeQNames = pair.getFirst();
    Set<QName> ignoreAspectQNames = pair.getSecond();
    Set<QName> assocTypeQNames = buildAssocTypes(assocTypeQNameParam);
    // call GetChildrenCannedQuery (via FileFolderService)
    if (((filterProps == null) || (filterProps.size() == 0)) && ((assocTypeQNames == null) || (assocTypeQNames.size() == 0)) && (smartStore.isVirtual(parentNodeRef) || (smartStore.canVirtualize(parentNodeRef)))) {
        pagingResults = fileFolderService.list(parentNodeRef, searchTypeQNames, ignoreAspectQNames, sortProps, pagingRequest);
    } else {
        // TODO smart folders (see REPO-1173)
        pagingResults = fileFolderService.list(parentNodeRef, assocTypeQNames, searchTypeQNames, ignoreAspectQNames, sortProps, filterProps, pagingRequest);
    }
    final Map<String, UserInfo> mapUserInfo = new HashMap<>(10);
    final List<FileInfo> page = pagingResults.getPage();
    List<Node> nodes = new AbstractList<Node>() {

        @Override
        public Node get(int index) {
            FileInfo fInfo = page.get(index);
            // minimal info by default (unless "include"d otherwise)
            // (pass in null as parentNodeRef to force loading of primary
            // parent node as parentId)
            Node node = getFolderOrDocument(fInfo.getNodeRef(), null, fInfo.getType(), includeParam, mapUserInfo);
            if (node.getPath() != null) {
                calculateRelativePath(parentFolderNodeId, node);
            }
            return node;
        }

        private void calculateRelativePath(String parentFolderNodeId, Node node) {
            NodeRef rootNodeRef = validateOrLookupNode(parentFolderNodeId, null);
            try {
                // get the path elements
                List<String> pathInfos = fileFolderService.getNameOnlyPath(rootNodeRef, node.getNodeRef());
                int sizePathInfos = pathInfos.size();
                if (sizePathInfos > 1) {
                    // remove the current child
                    pathInfos.remove(sizePathInfos - 1);
                    // build the path string
                    StringBuilder sb = new StringBuilder(pathInfos.size() * 20);
                    for (String fileInfo : pathInfos) {
                        sb.append("/");
                        sb.append(fileInfo);
                    }
                    node.getPath().setRelativePath(sb.toString());
                }
            } catch (FileNotFoundException e) {
            // NOTE: return null as relativePath
            }
        }

        @Override
        public int size() {
            return page.size();
        }
    };
    Node sourceEntity = null;
    if (parameters.includeSource()) {
        sourceEntity = getFolderOrDocumentFullInfo(parentNodeRef, null, null, null, mapUserInfo);
    }
    return CollectionWithPagingInfo.asPaged(paging, nodes, pagingResults.hasMoreItems(), pagingResults.getTotalResultCount().getFirst(), sourceEntity);
}