问题描述
我正在尝试使用 RotatingServerAdvice 从多个资源中轮询新文件。我有一个新要求,即对于每个新客户端,都在 sftp 服务器中创建一个新目录,我也想将该目录添加到轮询中。所以我将使用 int-sftp:outbound-gateway 查询所有目录并检查是否创建了新目录,然后将新目录添加到关键目录中。有可能吗?谢谢。
@Bean
public RotatingServerAdvice advice() {
List<RotationPolicy.KeyDirectory> keyDirectories = new ArrayList<>();
keyDirectories.add(new RotationPolicy.KeyDirectory("one","foo"));
keyDirectories.add(new RotationPolicy.KeyDirectory("one","bar"));
keyDirectories.add(new RotationPolicy.KeyDirectory("two","baz"));
keyDirectories.add(new RotationPolicy.KeyDirectory("two","qux"));
keyDirectories.add(new RotationPolicy.KeyDirectory("three","fiz"));
keyDirectories.add(new RotationPolicy.KeyDirectory("three","buz"));
return new RotatingServerAdvice(delegatingSf(),keyDirectories);
}
解决方法
使用默认的 StandardRotationPolicy
是不可能的;您需要提供自定义 RotationPolicy
。
/**
* Construct an instance that rotates according to the supplied
* {@link RotationPolicy}.
* @param rotationPolicy the policy.
*/
public RotatingServerAdvice(RotationPolicy rotationPolicy) {
Assert.notNull(rotationPolicy,"'rotationPolicy' cannot be null");
this.rotationPolicy = rotationPolicy;
}
您可能可以从 StandardRotationPolicy
作为模型开始。