|  | @@ -37,7 +37,7 @@ public abstract class AbstractVideoRecallStrategy implements RecallStrategy {
 | 
	
		
			
				|  |  |      public List<Video> recall(RecallParam param) {
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  |  
 | 
	
		
			
				|  |  | -        if (param.getVideoId() == null) {
 | 
	
		
			
				|  |  | +        if (param.getVideoId() == null || param.getVideoId() == 0) {
 | 
	
		
			
				|  |  |              return Collections.emptyList();
 | 
	
		
			
				|  |  |          }
 | 
	
		
			
				|  |  |          String recall_key = recallKey(param);
 |