001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.documentlibrary.util;
016    
017    import com.liferay.portal.kernel.repository.model.FileEntry;
018    import com.liferay.portal.kernel.repository.model.FileVersion;
019    import com.liferay.portal.kernel.repository.model.Folder;
020    import com.liferay.portal.kernel.util.ListUtil;
021    import com.liferay.portal.repository.liferayrepository.model.LiferayFileEntry;
022    import com.liferay.portal.repository.liferayrepository.model.LiferayFileVersion;
023    import com.liferay.portal.repository.liferayrepository.model.LiferayFolder;
024    import com.liferay.portlet.documentlibrary.model.DLFileEntry;
025    import com.liferay.portlet.documentlibrary.model.DLFileVersion;
026    import com.liferay.portlet.documentlibrary.model.DLFolder;
027    
028    import java.util.ArrayList;
029    import java.util.Collections;
030    import java.util.List;
031    
032    /**
033     * @author Adolfo P??rez
034     * @author Alexander Chow
035     */
036    public class RepositoryModelUtil {
037    
038            /**
039             * @see com.liferay.portal.portletfilerepository.PortletFileRepositoryImpl#toFileEntries
040             */
041            public static List<FileEntry> toFileEntries(
042                    List<DLFileEntry> dlFileEntries) {
043    
044                    List<FileEntry> fileEntries = new ArrayList<FileEntry>(
045                            dlFileEntries.size());
046    
047                    for (DLFileEntry dlFileEntry : dlFileEntries) {
048                            FileEntry fileEntry = new LiferayFileEntry(dlFileEntry);
049    
050                            fileEntries.add(fileEntry);
051                    }
052    
053                    if (ListUtil.isUnmodifiableList(dlFileEntries)) {
054                            return Collections.unmodifiableList(fileEntries);
055                    }
056                    else {
057                            return fileEntries;
058                    }
059            }
060    
061            public static List<Object> toFileEntriesAndFolders(
062                    List<Object> dlFileEntriesAndDLFolders) {
063    
064                    List<Object> fileEntriesAndFolders = new ArrayList<Object>(
065                            dlFileEntriesAndDLFolders.size());
066    
067                    for (Object object : dlFileEntriesAndDLFolders) {
068                            if (object instanceof DLFileEntry) {
069                                    DLFileEntry dlFileEntry = (DLFileEntry)object;
070    
071                                    FileEntry fileEntry = new LiferayFileEntry(dlFileEntry);
072    
073                                    fileEntriesAndFolders.add(fileEntry);
074                            }
075                            else if (object instanceof DLFolder) {
076                                    DLFolder dlFolder = (DLFolder)object;
077    
078                                    Folder folder = new LiferayFolder(dlFolder);
079    
080                                    fileEntriesAndFolders.add(folder);
081                            }
082                            else {
083                                    fileEntriesAndFolders.add(object);
084                            }
085                    }
086    
087                    if (ListUtil.isUnmodifiableList(dlFileEntriesAndDLFolders)) {
088                            return Collections.unmodifiableList(fileEntriesAndFolders);
089                    }
090                    else {
091                            return fileEntriesAndFolders;
092                    }
093            }
094    
095            public static List<FileVersion> toFileVersions(
096                    List<DLFileVersion> dlFileVersions) {
097    
098                    List<FileVersion> fileVersions = new ArrayList<FileVersion>(
099                            dlFileVersions.size());
100    
101                    for (DLFileVersion dlFileVersion : dlFileVersions) {
102                            FileVersion fileVersion = new LiferayFileVersion(dlFileVersion);
103    
104                            fileVersions.add(fileVersion);
105                    }
106    
107                    if (ListUtil.isUnmodifiableList(dlFileVersions)) {
108                            return Collections.unmodifiableList(fileVersions);
109                    }
110                    else {
111                            return fileVersions;
112                    }
113            }
114    
115            public static List<Folder> toFolders(List<DLFolder> dlFolders) {
116                    List<Folder> folders = new ArrayList<Folder>(dlFolders.size());
117    
118                    for (DLFolder dlFolder : dlFolders) {
119                            Folder folder = new LiferayFolder(dlFolder);
120    
121                            folders.add(folder);
122                    }
123    
124                    if (ListUtil.isUnmodifiableList(dlFolders)) {
125                            return Collections.unmodifiableList(folders);
126                    }
127                    else {
128                            return folders;
129                    }
130            }
131    
132    }