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Exchange Web Services (EWS) Java API
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/*
 * The MIT License
 * Copyright (c) 2012 Microsoft Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package microsoft.exchange.webservices.data.property.definition;

import microsoft.exchange.webservices.data.core.XmlElementNames;
import microsoft.exchange.webservices.data.core.enumeration.misc.ExchangeVersion;
import microsoft.exchange.webservices.data.core.enumeration.property.PropertyDefinitionFlags;
import microsoft.exchange.webservices.data.property.complex.AttachmentCollection;
import microsoft.exchange.webservices.data.property.complex.ICreateComplexPropertyDelegate;

import java.util.EnumSet;

/**
 * Represents base Attachments property type.
 */
public final class AttachmentsPropertyDefinition extends
    ComplexPropertyDefinition {

  private static final EnumSet Exchange2010SP2PropertyDefinitionFlags = EnumSet
      .of(PropertyDefinitionFlags.AutoInstantiateOnRead,
          PropertyDefinitionFlags.CanSet,
          PropertyDefinitionFlags.ReuseInstance,
          PropertyDefinitionFlags.UpdateCollectionItems);

  public AttachmentsPropertyDefinition() {
    super(null, XmlElementNames.Attachments, "item:Attachments",
        EnumSet
            .of(PropertyDefinitionFlags.AutoInstantiateOnRead),
        ExchangeVersion.Exchange2007_SP1,
        new ICreateComplexPropertyDelegate() {
          public AttachmentCollection createComplexProperty() {
            return new AttachmentCollection();
          }
        });

  }

  /**
   * Determines whether the specified flag is set.
   *
   * @param flag    The flag.
   * @param version Requested version.
   * @return true/false if the specified flag is set,otherwise false.
   */
  @Override public boolean hasFlag(PropertyDefinitionFlags flag, ExchangeVersion version) {
    if (version != null
        && this.getVersion()
        .compareTo(ExchangeVersion.Exchange2010_SP2) >= 0) {
      if (AttachmentsPropertyDefinition.Exchange2010SP2PropertyDefinitionFlags
          .contains(flag)) {
        return true;
      } else {
        return false;
      }
    }
    return super.hasFlag(flag, version);
  }

}