001    /**
002     * Copyright (c) 2000-2011 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portlet.documentlibrary.service.impl;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.security.permission.ActionKeys;
020    import com.liferay.portlet.documentlibrary.model.DLFileVersion;
021    import com.liferay.portlet.documentlibrary.service.base.DLFileVersionServiceBaseImpl;
022    import com.liferay.portlet.documentlibrary.service.permission.DLFileEntryPermission;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class DLFileVersionServiceImpl extends DLFileVersionServiceBaseImpl {
028    
029            public DLFileVersion getFileVersion(long fileVersionId)
030                    throws PortalException, SystemException {
031    
032                    DLFileVersion fileVersion = dlFileVersionLocalService.getFileVersion(
033                            fileVersionId);
034    
035                    DLFileEntryPermission.check(
036                            getPermissionChecker(), fileVersion.getFileEntryId(),
037                            ActionKeys.VIEW);
038    
039                    return fileVersion;
040            }
041    
042            public DLFileVersion getLatestFileVersion(long fileEntryId)
043                    throws PortalException, SystemException {
044    
045                    return dlFileVersionLocalService.getLatestFileVersion(
046                            getGuestOrUserId(), fileEntryId);
047            }
048    
049    }