001    /**
002     * Copyright (c) 2000-2013 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.lar.PortletDataContext;
018    import com.liferay.portal.kernel.repository.model.FileEntry;
019    import com.liferay.portal.kernel.repository.model.FileVersion;
020    import com.liferay.portal.kernel.xml.Element;
021    
022    import java.io.InputStream;
023    
024    import java.util.Set;
025    
026    /**
027     * @author Sergio Gonz??lez
028     */
029    public interface ImageProcessor {
030    
031            public void cleanUp(FileEntry fileEntry);
032    
033            public void cleanUp(FileVersion fileVersion);
034    
035            public void exportGeneratedFiles(
036                            PortletDataContext portletDataContext, FileEntry fileEntry,
037                            Element fileEntryElement)
038                    throws Exception;
039    
040            public void generateImages(FileVersion fileVersion);
041    
042            public Set<String> getImageMimeTypes();
043    
044            public InputStream getPreviewAsStream(FileVersion fileVersion)
045                    throws Exception;
046    
047            public long getPreviewFileSize(FileVersion fileVersion)
048                    throws Exception;
049    
050            public String getPreviewType(FileVersion fileVersion);
051    
052            public InputStream getThumbnailAsStream(FileVersion fileVersion, int index)
053                    throws Exception;
054    
055            public long getThumbnailFileSize(FileVersion fileVersion, int index)
056                    throws Exception;
057    
058            public String getThumbnailType(FileVersion fileVersion);
059    
060            public boolean hasImages(FileVersion fileVersion);
061    
062            public void importGeneratedFiles(
063                            PortletDataContext portletDataContext, FileEntry fileEntry,
064                            FileEntry importedFileEntry, Element fileEntryElement)
065                    throws Exception;
066    
067            public boolean isImageSupported(FileVersion fileVersion);
068    
069            public boolean isImageSupported(String mimeType);
070    
071            public boolean isSupported(String mimeType);
072    
073            public void storeThumbnail(
074                            long companyId, long groupId, long fileEntryId, long fileVersionId,
075                            long custom1ImageId, long custom2ImageId, InputStream is,
076                            String type)
077                    throws Exception;
078    
079            public void trigger(FileVersion fileVersion);
080    
081    }