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.ecm.core.api.Blobs;
035import org.nuxeo.runtime.api.Framework;
036
037/**
038 * Get the children of the {@link FolderItem} with the given id for the currently authenticated user.
039 *
040 * @author Antoine Taillefer
041 */
042@Operation(id = NuxeoDriveGetChildren.ID, category = Constants.CAT_SERVICES, label = "Nuxeo Drive: Get children")
043public class NuxeoDriveGetChildren {
044
045    public static final String ID = "NuxeoDrive.GetChildren";
046
047    @Context
048    protected OperationContext ctx;
049
050    @Param(name = "id")
051    protected String id;
052
053    @OperationMethod
054    public Blob run() throws IOException {
055
056        FileSystemItemManager fileSystemItemManager = Framework.getLocalService(FileSystemItemManager.class);
057        List<FileSystemItem> children = fileSystemItemManager.getChildren(id, ctx.getPrincipal());
058        return Blobs.createJSONBlobFromValueJackson1(children);
059    }
060
061}