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.antivirus;
016    
017    import java.io.File;
018    import java.io.InputStream;
019    
020    /**
021     * @author Brian Wing Shun Chan
022     */
023    public class AntivirusScannerWrapper implements AntivirusScanner {
024    
025            public AntivirusScannerWrapper(AntivirusScanner antivirusScanner) {
026                    _originalAntivirusScanner = antivirusScanner;
027                    _antivirusScanner = antivirusScanner;
028            }
029    
030            @Override
031            public boolean isActive() {
032                    return _antivirusScanner.isActive();
033            }
034    
035            @Override
036            public void scan(byte[] bytes) throws AntivirusScannerException {
037                    _antivirusScanner.scan(bytes);
038            }
039    
040            @Override
041            public void scan(File file) throws AntivirusScannerException {
042                    _antivirusScanner.scan(file);
043            }
044    
045            @Override
046            public void scan(InputStream inputStream) throws AntivirusScannerException {
047                    _antivirusScanner.scan(inputStream);
048            }
049    
050            public void setAntivirusScanner(AntivirusScanner antivirusScanner) {
051                    if (antivirusScanner == null) {
052                            _antivirusScanner = _originalAntivirusScanner;
053                    }
054                    else {
055                            _antivirusScanner = antivirusScanner;
056                    }
057            }
058    
059            private AntivirusScanner _antivirusScanner;
060            private final AntivirusScanner _originalAntivirusScanner;
061    
062    }