com.adobe.cq.social.ugcbase.core.LocalJcrUtils Maven / Gradle / Ivy

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package com.adobe.cq.social.ugcbase.core;

import javax.jcr.AccessDeniedException;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;

import org.apache.jackrabbit.commons.JcrUtils;
import org.apache.jackrabbit.util.Text;

public class LocalJcrUtils {

    /*
     * Creates or gets the {@link javax.jcr.Node Node} at the given path. In case it has to create the Node all
     * non-existent intermediate path-elements will be created with the given intermediate node type and the returned
     * node will be created with the given nodeType. This version exists to ensure creation only needs to read and
     * write the deepest of the existing ancestors of the target node. This allows creation of paths where some
     * ancestors exist but are not readable by the session in use. For further details see: {@link
     * org.apache.jackrabbit.commons.JcrUtils.getOrCreateByPath(Node, String, boolean, String, String, boolean) }
     */
    public static Node getOrCreateByPathDepthFirst(final String path, final boolean createUniqueLeaf,
        final String intermediateNodeType, final String nodeType, final Session session, final boolean autoSave)
        throws RepositoryException {

        String workingPath = path.startsWith("/") ? path : ("/" + path);
        if (workingPath.endsWith("/")) {
            workingPath = workingPath.substring(0, workingPath.length() - 1);
        }
        String checkPath = Text.getRelativeParent(workingPath, 1);
        Node base = null;
        do {
            if (session.nodeExists(checkPath)) {
                base = session.getNode(checkPath);
                break;
            }
            checkPath = Text.getRelativeParent(checkPath, 1);
        } while (!checkPath.isEmpty() && !"/".equals(checkPath));

        if (base == null) {
            try {
                base = session.getRootNode();
            } catch (final AccessDeniedException ade) {
                throw new AccessDeniedException("Failed to access root node for the creation of " + path, ade);
            }
        }
        String createPath = workingPath.substring(checkPath.length());
        if (createPath.startsWith("/")) {
            createPath = createPath.substring(1);
        }
        return JcrUtils.getOrCreateByPath(base, createPath, false, intermediateNodeType, nodeType, autoSave);
    }
}