001    /**
002     * Copyright (c) 2000-2012 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.portal.json;
016    
017    import com.liferay.portal.kernel.json.JSONSerializer;
018    import com.liferay.portal.kernel.json.JSONTransformer;
019    
020    import flexjson.transformer.Transformer;
021    
022    /**
023     * Wrapper over flexjson serializer.
024     *
025     * @author Igor Spasic
026     */
027    public class JSONSerializerImpl implements JSONSerializer {
028    
029            public JSONSerializerImpl() {
030                    _jsonSerializer = new flexjson.JSONSerializer();
031            }
032    
033            public JSONSerializerImpl exclude(String... fields) {
034                    _jsonSerializer.exclude(fields);
035    
036                    return this;
037            }
038    
039            public JSONSerializerImpl include(String... fields) {
040                    _jsonSerializer.include(fields);
041    
042                    return this;
043            }
044    
045            public String serialize(Object target) {
046                    return _jsonSerializer.serialize(target);
047            }
048    
049            public String serializeDeep(Object target) {
050                    return _jsonSerializer.deepSerialize(target);
051            }
052    
053            public JSONSerializerImpl transform(
054                    JSONTransformer jsonTransformer, Class<?>... types) {
055    
056                    Transformer transformer = null;
057    
058                    if (jsonTransformer instanceof Transformer) {
059                            transformer = (Transformer)jsonTransformer;
060                    }
061                    else {
062                            transformer = new FlexjsonTransformer(jsonTransformer);
063                    }
064    
065                    _jsonSerializer.transform(transformer, types);
066    
067                    return this;
068            }
069    
070            public JSONSerializerImpl transform(
071                    JSONTransformer jsonTransformer, String... fields) {
072    
073                    Transformer transformer = null;
074    
075                    if (jsonTransformer instanceof Transformer) {
076                            transformer = (Transformer)jsonTransformer;
077                    }
078                    else {
079                            transformer = new FlexjsonTransformer(jsonTransformer);
080                    }
081    
082                    _jsonSerializer.transform(transformer, fields);
083    
084                    return this;
085            }
086    
087            private final flexjson.JSONSerializer _jsonSerializer;
088    
089    }