001    package biweekly.component.marshaller;
002    
003    import java.util.HashMap;
004    import java.util.Map;
005    
006    import biweekly.component.ICalComponent;
007    
008    
009    /*
010     Copyright (c) 2013, Michael Angstadt
011     All rights reserved.
012    
013     Redistribution and use in source and binary forms, with or without
014     modification, are permitted provided that the following conditions are met: 
015    
016     1. Redistributions of source code must retain the above copyright notice, this
017     list of conditions and the following disclaimer. 
018     2. Redistributions in binary form must reproduce the above copyright notice,
019     this list of conditions and the following disclaimer in the documentation
020     and/or other materials provided with the distribution. 
021    
022     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
023     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
024     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
025     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
026     ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
027     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
028     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
029     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
030     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
031     SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
032     */
033    
034    /**
035     * Contains the listing of all component marshallers.
036     * @author Michael Angstadt
037     */
038    public class ComponentLibrary {
039            private static final Map<String, ICalComponentMarshaller<? extends ICalComponent>> byPropName = new HashMap<String, ICalComponentMarshaller<? extends ICalComponent>>();
040            private static final Map<Class<? extends ICalComponent>, ICalComponentMarshaller<? extends ICalComponent>> byClass = new HashMap<Class<? extends ICalComponent>, ICalComponentMarshaller<? extends ICalComponent>>();
041            static {
042                    addMarshaller(new ICalendarMarshaller());
043                    addMarshaller(new VAlarmMarshaller());
044                    addMarshaller(new VEventMarshaller());
045                    addMarshaller(new VFreeBusyMarshaller());
046                    addMarshaller(new VTodoMarshaller());
047                    addMarshaller(new VTimezoneMarshaller());
048                    addMarshaller(new StandardTimeMarshaller());
049                    addMarshaller(new DaylightSavingsTimeMarshaller());
050            }
051    
052            /**
053             * Gets a component marshaller by name.
054             * @param componentName the component name (e.g. "VEVENT")
055             * @return the component marshaller or null if not found
056             */
057            public static ICalComponentMarshaller<? extends ICalComponent> getMarshaller(String componentName) {
058                    return byPropName.get(componentName.toUpperCase());
059            }
060    
061            /**
062             * Gets a component marshaller by class.
063             * @param clazz the component class
064             * @return the component marshaller or null if not found
065             */
066            public static ICalComponentMarshaller<? extends ICalComponent> getMarshaller(Class<? extends ICalComponent> clazz) {
067                    return byClass.get(clazz);
068            }
069    
070            private static void addMarshaller(ICalComponentMarshaller<? extends ICalComponent> m) {
071                    byPropName.put(m.getComponentName().toUpperCase(), m);
072                    byClass.put(m.getComponentClass(), m);
073            }
074    
075            private ComponentLibrary() {
076                    //hide
077            }
078    }