code: public boolean unbindFromApplication( String externalExportPrefix, String applicationName ) {
  
  		boolean result = false;
  		Set<String> bounds = this.applicationBindings.get( externalExportPrefix );
  		if( bounds != null ) {
  			result = bounds.remove( applicationName );
  			if( bounds.isEmpty())
  				this.applicationBindings.remove( externalExportPrefix );
  		}
  
  		return result;
  	}
docs: Unbinds an external export prefix from an application name.
  <p>
  No error is thrown if the bound did not exist.
  </p>
  
  @param externalExportPrefix an external export prefix (not null)
  @param applicationName an application name (not null)
  @return true if bindings were modified, false if no binding existed