text: #import <Foundation/Foundation.h>
  #import "XMPPSASLAuthentication.h"
  #import "XMPPStream.h"
  
  NS_ASSUME_NONNULL_BEGIN
  @interface XMPPDeprecatedPlainAuthentication : NSObject <XMPPSASLAuthentication>
  
  // This class implements the XMPPSASLAuthentication protocol.
  // 
  // See XMPPSASLAuthentication.h for more information.
  
  @end
  
  ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
  #pragma mark -
  ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
  
  @interface XMPPStream (XMPPDeprecatedPlainAuthentication)
  
  @property (nonatomic, readonly) BOOL supportsDeprecatedPlainAuthentication;
  
  @end
  NS_ASSUME_NONNULL_END
  