GetItemsTest.java example

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.jackrabbit.jcr2spi;

import org.apache.jackrabbit.spi.ChildInfo;
import org.apache.jackrabbit.spi.ItemId;
import org.apache.jackrabbit.spi.ItemInfo;
import org.apache.jackrabbit.spi.NodeId;
import org.apache.jackrabbit.spi.NodeInfo;
import org.apache.jackrabbit.spi.PropertyId;
import org.apache.jackrabbit.spi.PropertyInfo;
import org.apache.jackrabbit.spi.QNodeDefinition;
import org.apache.jackrabbit.spi.RepositoryService;
import org.apache.jackrabbit.spi.SessionInfo;
import org.apache.jackrabbit.spi.commons.ItemInfoBuilder.NodeInfoBuilder;
import org.apache.jackrabbit.spi.commons.iterator.Predicate;

import javax.jcr.AccessDeniedException;
import javax.jcr.Item;
import javax.jcr.ItemNotFoundException;
import javax.jcr.Node;
import javax.jcr.PathNotFoundException;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import java.util.Iterator;

import static org.apache.jackrabbit.spi.commons.iterator.Iterators.filterIterator;
import static org.apache.jackrabbit.spi.commons.iterator.Iterators.iteratorChain;
import static org.apache.jackrabbit.spi.commons.iterator.Iterators.singleton;

/**
 * Test cases for {@link RepositoryService#getItemInfos(SessionInfo, NodeId)}. Specifically
 * for JCR-1797.
 */
public class GetItemsTest extends AbstractJCR2SPITest {
    private Session session;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        session = repository.login("default");
    }

    @Override
    protected void initInfosStore(NodeInfoBuilder builder) throws RepositoryException {
        // build up a hierarchy of items
        builder
            .createNodeInfo("node1")
                .createNodeInfo("node11").build()
                .createNodeInfo("node12").build()
                .createNodeInfo("node13").build()
                .createPropertyInfo("property11", "value11").build()
                .createPropertyInfo("property12", "value12").build()
            .build()
            .createNodeInfo("node2")
                .createNodeInfo("node21")
                    .createNodeInfo("node211")
                        .createNodeInfo("node2111")
                            .createNodeInfo("node21111")
                                .createNodeInfo("node211111")
                                    .createNodeInfo("node2111111").build()
                                .build()
                            .build()
                        .build()
                    .build()
                .build()
            .build()
            .createNodeInfo("node3").build()
            .build();
    }

    @Override
    protected void tearDown() throws Exception {
        if (session != null) {
            session.logout();
            session = null;
        }
        super.tearDown();
    }

    /**
     * Check whether we can traverse the hierarchy when the item info for root is
     * retrieved first.
     * @throws RepositoryException
     */
    public void testGetItemInfosRootFirst() throws RepositoryException {
        assertTrue(session.getRootNode().getDepth() == 0);
        checkHierarchy();
    }

    /**
     * Check whether we can traverse the hierarchy when the item info for a deep item
     * is retrieved first.
     * @throws RepositoryException
     */
    public void testGetItemInfosDeepFirst() throws RepositoryException {
        final String targetPath = "/node2/node21/node211/node2111/node21111/node211111/node2111111";
        assertEquals(targetPath, session.getItem(targetPath).getPath());
        checkHierarchy();
    }

    private void checkHierarchy() throws PathNotFoundException, RepositoryException, ItemNotFoundException,
            AccessDeniedException {

        for (Iterator<ItemInfo> itemInfos = itemInfoStore.getItemInfos(); itemInfos.hasNext();) {
            ItemInfo itemInfo = itemInfos.next();
            String jcrPath = toJCRPath(itemInfo.getPath());
            Item item = session.getItem(jcrPath);
            assertEquals(jcrPath, item.getPath());

            if (item.getDepth() > 0) {
                Node parent = item.getParent();
                if (item.isNode()) {
                    assertTrue(item.isSame(parent.getNode(item.getName())));
                }
                else {
                    assertTrue(item.isSame(parent.getProperty(item.getName())));
                }
            }

        }
    }

    @Override
    protected QNodeDefinition createRootNodeDefinition() {
        fail("Not implemented");
        return null;
    }

    @Override
    public Iterator<ChildInfo> getChildInfos(SessionInfo sessionInfo, NodeId parentId)
            throws RepositoryException {

        fail("Not implemented");
        return null;
    }

    @Override
    public Iterator<ItemInfo> getItemInfos(SessionInfo sessionInfo, final ItemId itemId)
            throws RepositoryException {
        
        return iteratorChain(
                singleton(itemInfoStore.getItemInfo(itemId)),
                filterIterator(itemInfoStore.getItemInfos(), new Predicate<ItemInfo>() {
                    public boolean evaluate(ItemInfo info) {
                        return !itemId.equals(info.getId());
                    }
                }));
    }

    @Override
    public NodeInfo getNodeInfo(SessionInfo sessionInfo, NodeId nodeId) throws RepositoryException {
        return itemInfoStore.getNodeInfo(nodeId);
    }

    @Override
    public PropertyInfo getPropertyInfo(SessionInfo sessionInfo, PropertyId propertyId)
            throws ItemNotFoundException {

        return itemInfoStore.getPropertyInfo(propertyId);
    }

}