2017-08-04 55 views
0

我想调用一个由S3Event触发的lambda函数,我也创建了一个存储桶,并且还将两个图像添加到存储桶中。执行失败,同时调用lambda函数

以下是桶的规格。

enter image description here

下面是我的代码,我已经写在Java

public String handleRequest(S3Event event, Context context) { 
    context.getLogger().log("Received event: " + event); 

    // Get the object from the event and show its content type 
    String bucket = event.getRecords().get(0).getS3().getBucket().getName(); 
    String key = event.getRecords().get(0).getS3().getObject().getKey(); 
    try { 
     S3Object response = s3.getObject(new GetObjectRequest(bucket, key)); 
     String contentType = response.getObjectMetadata().getContentType(); 
     context.getLogger().log("CONTENT TYPE: " + contentType); 
     return contentType; 
    } catch (Exception e) { 
     e.printStackTrace(); 
     context.getLogger().log(String.format(
      "Error getting object %s from bucket %s. Make sure they exist and" 
      + " your bucket is in the same region as this function.", bucket, key)); 
     throw e; 
    } 
} 

以下是我得到

com.amazonaws.services.lambda.runtime.events错误.S3Event不存在

+0

@oop它没关系,但我可以有理由吗? – sparrowTrajon

+0

好的,所以你想downvote在这种情况下? – sparrowTrajon

+0

好的,谢谢:) – sparrowTrajon

回答

1

代码看起来不错,确认您已导入此包:

com.amazonaws.services.lambda.runtime.events.S3Event

并实现接口 “RequestHandler” 与你的类。

如果问题仍然存在遵循本教程: AWS Lambda with S3 for real-time data processing

希望这将帮助!