001    package biweekly.property.marshaller;
002    
003    import java.util.ArrayList;
004    import java.util.Collections;
005    import java.util.List;
006    
007    import biweekly.io.xml.XCalElement;
008    import biweekly.parameter.ICalParameters;
009    import biweekly.property.RequestStatus;
010    import biweekly.util.StringUtils;
011    import biweekly.util.StringUtils.JoinCallback;
012    
013    /*
014     Copyright (c) 2013, Michael Angstadt
015     All rights reserved.
016    
017     Redistribution and use in source and binary forms, with or without
018     modification, are permitted provided that the following conditions are met: 
019    
020     1. Redistributions of source code must retain the above copyright notice, this
021     list of conditions and the following disclaimer. 
022     2. Redistributions in binary form must reproduce the above copyright notice,
023     this list of conditions and the following disclaimer in the documentation
024     and/or other materials provided with the distribution. 
025    
026     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
027     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
028     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
029     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
030     ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
031     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
032     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
033     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
034     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
035     SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
036     */
037    
038    /**
039     * Marshals {@link RequestStatus} properties.
040     * @author Michael Angstadt
041     */
042    public class RequestStatusMarshaller extends ICalPropertyMarshaller<RequestStatus> {
043            public RequestStatusMarshaller() {
044                    super(RequestStatus.class, "REQUEST-STATUS");
045            }
046    
047            @Override
048            protected String _writeText(RequestStatus property) {
049                    List<String> components = new ArrayList<String>();
050                    addComponent(property.getExceptionText(), components);
051                    addComponent(property.getDescription(), components);
052                    addComponent(property.getStatusCode(), components);
053                    Collections.reverse(components);
054    
055                    return StringUtils.join(components, ";", new JoinCallback<String>() {
056                            public void handle(StringBuilder sb, String component) {
057                                    sb.append(escape(component));
058                            }
059                    });
060            }
061    
062            private void addComponent(String component, List<String> components) {
063                    if (component != null) {
064                            components.add(component);
065                    } else if (!components.isEmpty()) {
066                            components.add("");
067                    }
068            }
069    
070            @Override
071            protected RequestStatus _parseText(String value, ICalParameters parameters, List<String> warnings) {
072                    String split[] = split(value, ";").unescape(true).split();
073                    RequestStatus requestStatus = new RequestStatus(split[0]);
074    
075                    if (split.length > 1) {
076                            requestStatus.setDescription(split[1]);
077                    }
078                    if (split.length > 2) {
079                            requestStatus.setExceptionText(split[2]);
080                    }
081    
082                    return requestStatus;
083            }
084    
085            @Override
086            protected void _writeXml(RequestStatus property, XCalElement element) {
087                    String code = property.getStatusCode();
088                    if (code != null) {
089                            element.append("code", code);
090                    }
091    
092                    String description = property.getDescription();
093                    if (description != null) {
094                            element.append("description", description);
095                    }
096    
097                    String data = property.getExceptionText();
098                    if (data != null) {
099                            element.append("data", data);
100                    }
101            }
102    
103            @Override
104            protected RequestStatus _parseXml(XCalElement element, ICalParameters parameters, List<String> warnings) {
105                    RequestStatus requestStatus = new RequestStatus(element.first("code"));
106                    requestStatus.setDescription(element.first("description"));
107                    requestStatus.setExceptionText(element.first("data"));
108                    return requestStatus;
109            }
110    }