src/main/java/org/apache/sling/servlets/post/impl/operations/DeleteOperation.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.servlets.post.impl.operations;

import java.util.Iterator;

import javax.jcr.Item;
import javax.jcr.RepositoryException;

import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceNotFoundException;
import org.apache.sling.api.servlets.HtmlResponse;
import org.apache.sling.servlets.post.AbstractSlingPostOperation;

/**
 * The <code>DeleteOperation</code> class implements the
 * {@link org.apache.sling.servlets.post.SlingPostConstants#OPERATION_DELETE delete}
 * operation for the Sling default POST servlet.
 */
public class DeleteOperation extends AbstractSlingPostOperation {

    @Override
    protected void doRun(SlingHttpServletRequest request, HtmlResponse response)
            throws RepositoryException {

        Iterator<Resource> res = getApplyToResources(request);
        if (res == null) {
            
            Resource resource = request.getResource();
            Item item = resource.adaptTo(Item.class);
            if (item == null) {
                throw new ResourceNotFoundException("Missing source "
                    + resource + " for delete");
            }

            item.remove();
            response.onDeleted(resource.getPath());
            
        } else {
            
            while (res.hasNext()) {
                Resource resource = res.next();
                Item item = resource.adaptTo(Item.class);
                if (item != null) {
                    item.remove();
                    response.onDeleted(resource.getPath());
                }
            }
            
        }

    }
}