001    /*
002     * The MIT License
003     * Copyright (c) 2012 Microsoft Corporation
004     *
005     * Permission is hereby granted, free of charge, to any person obtaining a copy
006     * of this software and associated documentation files (the "Software"), to deal
007     * in the Software without restriction, including without limitation the rights
008     * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
009     * copies of the Software, and to permit persons to whom the Software is
010     * furnished to do so, subject to the following conditions:
011     *
012     * The above copyright notice and this permission notice shall be included in
013     * all copies or substantial portions of the Software.
014     *
015     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
016     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
017     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
018     * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
019     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
020     * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
021     * THE SOFTWARE.
022     */
023    
024    package microsoft.exchange.webservices.data.misc;
025    
026    import microsoft.exchange.webservices.data.core.EwsServiceXmlWriter;
027    import microsoft.exchange.webservices.data.core.service.item.Item;
028    import microsoft.exchange.webservices.data.core.enumeration.misc.XmlNamespace;
029    import microsoft.exchange.webservices.data.core.exception.service.local.ServiceLocalException;
030    import microsoft.exchange.webservices.data.property.complex.ItemId;
031    
032    import java.util.ArrayList;
033    import java.util.Iterator;
034    import java.util.List;
035    
036    /**
037     * Represents a list a abstracted item Ids.
038     */
039    public class ItemIdWrapperList implements Iterable<AbstractItemIdWrapper> {
040    
041      /**
042       * The item ids.
043       */
044      private List<AbstractItemIdWrapper> itemIds =
045          new ArrayList<AbstractItemIdWrapper>();
046    
047      /**
048       * Initializes a new instance of the class.
049       */
050      public ItemIdWrapperList() {
051      }
052    
053      /**
054       * Adds the specified item.
055       *
056       * @param item the item
057       * @throws ServiceLocalException the service local exception
058       */
059      protected void add(Item item) throws ServiceLocalException {
060        this.itemIds.add(new ItemWrapper(item));
061    
062      }
063    
064      /**
065       * Adds the specified item.
066       *
067       * @param items the item
068       * @throws ServiceLocalException the service local exception
069       */
070      public void addRangeItem(Iterable<Item> items)
071          throws ServiceLocalException {
072        for (Item item : items) {
073          this.add(item);
074        }
075      }
076    
077      /**
078       * Adds the range.
079       *
080       * @param itemIds the item ids
081       */
082      public void addRange(Iterable<ItemId> itemIds) {
083        for (ItemId itemId : itemIds) {
084          this.add(itemId);
085        }
086      }
087    
088      /**
089       * Adds the specified item id.
090       *
091       * @param itemId the item id
092       */
093      protected void add(ItemId itemId) {
094        this.itemIds.add(new ItemIdWrapper(itemId));
095    
096      }
097    
098      /**
099       * Writes to XML.
100       *
101       * @param writer         the writer
102       * @param ewsNamesapce   the ews namesapce
103       * @param xmlElementName the xml element name
104       * @throws Exception the exception
105       */
106      public void writeToXml(EwsServiceXmlWriter writer, XmlNamespace ewsNamesapce, String xmlElementName) throws Exception {
107        if (this.getCount() > 0) {
108          writer.writeStartElement(ewsNamesapce, xmlElementName);
109    
110          for (AbstractItemIdWrapper itemIdWrapper : this.itemIds) {
111            itemIdWrapper.writeToXml(writer);
112          }
113    
114          writer.writeEndElement();
115        }
116      }
117    
118      /**
119       * Gets the count.
120       *
121       * @return the count
122       */
123      public int getCount() {
124        return this.itemIds.size();
125      }
126    
127      /**
128       * Gets the item at the specified index.
129       *
130       * @param i the i
131       * @return the item id wrapper list
132       */
133      public Item getItemIdWrapperList(int i) {
134        return this.itemIds.get(i).getItem();
135      }
136    
137      /**
138       * Gets an Iterator that iterates through the elements of the collection.
139       *
140       * @return An IEnumerator for the collection
141       */
142      @Override
143      public Iterator<AbstractItemIdWrapper> iterator() {
144    
145        return itemIds.iterator();
146      }
147    }