001/*
002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Antoine Taillefer <ataillefer@nuxeo.com>
018 */
019package org.nuxeo.drive.operations;
020
021import java.io.IOException;
022import java.util.List;
023
024import org.nuxeo.drive.adapter.FileSystemItem;
025import org.nuxeo.drive.adapter.FolderItem;
026import org.nuxeo.drive.service.FileSystemItemManager;
027import org.nuxeo.ecm.automation.OperationContext;
028import org.nuxeo.ecm.automation.core.Constants;
029import org.nuxeo.ecm.automation.core.annotations.Context;
030import org.nuxeo.ecm.automation.core.annotations.Operation;
031import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
032import org.nuxeo.ecm.automation.core.annotations.Param;
033import org.nuxeo.ecm.core.api.Blob;
034import org.nuxeo.runtime.api.Framework;
035
036/**
037 * Get the children of the {@link FolderItem} with the given id for the currently authenticated user.
038 *
039 * @author Antoine Taillefer
040 */
041@Operation(id = NuxeoDriveGetChildren.ID, category = Constants.CAT_SERVICES, label = "Nuxeo Drive: Get children")
042public class NuxeoDriveGetChildren {
043
044    public static final String ID = "NuxeoDrive.GetChildren";
045
046    @Context
047    protected OperationContext ctx;
048
049    @Param(name = "id")
050    protected String id;
051
052    @OperationMethod
053    public Blob run() throws IOException {
054
055        FileSystemItemManager fileSystemItemManager = Framework.getLocalService(FileSystemItemManager.class);
056        List<FileSystemItem> children = fileSystemItemManager.getChildren(id, ctx.getPrincipal());
057        return NuxeoDriveOperationHelper.asJSONBlob(children);
058    }
059
060}