@Override
    public ListTagsForResourceResult listTagsForResource(ListTagsForResourceRequest request) {
        request = beforeClientExecution(request);
        return executeListTagsForResource(request);
    }
<p>
List tags for a given resource.
</p>
<p>
Tags may only contain Unicode letters, digits, white space, or these symbols: <code>_ . : / = + - @</code>.
</p>

@param listTagsForResourceRequest
@return Result of the ListTagsForResource operation returned by the service.
@throws InvalidArnException
        The provided Amazon Resource Name (ARN) is not valid.
@throws ResourceNotFoundException
        Could not find the referenced resource.
@sample AWSStepFunctions.ListTagsForResource
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/states-2016-11-23/ListTagsForResource" target="_top">AWS API
     Documentation</a>
aws-java-sdk-stepfunctions/src/main/java/com/amazonaws/services/stepfunctions/AWSStepFunctionsClient.java