src/test/java/org/apache/sling/query/mock/ResourceMock.java

/*-
 * 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.sling.query.mock;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.commons.lang.StringUtils;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceMetadata;
import org.apache.sling.api.resource.ResourceResolver;

public class ResourceMock implements Resource {

    private final String name;

    private final Map<String, Resource> children;

    private final Resource parent;

    public ResourceMock(Resource parent, String name) {
        this.name = name;
        this.parent = parent;
        this.children = new LinkedHashMap<String, Resource>();
    }

    public void addChild(Resource resource) {
        children.put(resource.getName(), resource);
    }

    @Override
    public String getName() {
        return name;
    }

    @Override
    public Resource getParent() {
        return parent;
    }

    @Override
    public Iterator<Resource> listChildren() {
        List<Resource> nonProperties = new ArrayList<Resource>();
        for (Resource r : children.values()) {
            if (!(r instanceof PropertyResourceMock)) {
                nonProperties.add(r);
            }
        }
        return nonProperties.iterator();
    }

    @Override
    public Resource getChild(String relPath) {
        if (StringUtils.contains(relPath, '/')) {
            String firstPart = StringUtils.substringBefore(relPath, "/");
            String rest = StringUtils.substringAfter(relPath, "/");
            if (children.containsKey(firstPart)) {
                return children.get(firstPart).getChild(rest);
            }
        } else if (children.containsKey(relPath)) {
            return children.get(relPath);
        }

        return null;
    }

    @SuppressWarnings("unchecked")
    @Override
    public <AdapterType> AdapterType adaptTo(Class<AdapterType> type) {
        if (type.isAssignableFrom(Map.class)) {
            Map<String, Object> map = new LinkedHashMap<String, Object>();
            for (Entry<String, Resource> e : children.entrySet()) {
                Resource o = e.getValue();
                String[] stringArray = o.adaptTo(String[].class);
                String stringValue = o.adaptTo(String.class);
                if (stringValue != null) {
                    map.put(e.getKey(), stringValue);
                } else if (stringArray != null) {
                    map.put(e.getKey(), stringArray);
                }
            }
            return (AdapterType) map;
        } else {
            return null;
        }
    }

    @Override
    public boolean isResourceType(String resourceType) {
        return StringUtils.isNotBlank(resourceType) && (resourceType.equals(getPropertyAsString("sling:resourceType"))
                || resourceType.equals(getPropertyAsString("jcr:primaryType")));
    }

    @Override
    public String getResourceType() {
        if (children.containsKey("sling:resourceType")) {
            return getPropertyAsString("sling:resourceType");
        } else {
            return getPropertyAsString("jcr:primaryType");
        }
    }

    @Override
    public String getPath() {
        if (parent == null) {
            return "";
        } else {
            return String.format("%s/%s", parent.getPath(), name);
        }
    }

    @Override
    public String getResourceSuperType() {
        throw new UnsupportedOperationException();
    }

    @Override
    public ResourceMetadata getResourceMetadata() {
        throw new UnsupportedOperationException();
    }

    @Override
    public ResourceResolver getResourceResolver() {
        return null;
    }

    @Override
    public String toString() {
        return String.format("ResourceMock[%s]", name);
    }

    private String getPropertyAsString(String name) {
        if (children.containsKey(name)) {
            return children.get(name).adaptTo(String.class);
        }
        return null;
    }

}