com.alibaba.hologres.client.impl.util.ExceptionUtil Maven / Gradle / Ivy
/*
* Copyright (c) 2023. Alibaba Group Holding Limited
*/
package com.alibaba.hologres.client.impl.util;
import com.alibaba.hologres.client.exception.HoloClientException;
import com.alibaba.hologres.client.exception.HoloClientWithDetailsException;
/**
* 异常相关工具类.
*/
public class ExceptionUtil {
/**
* 当a和b同为HoloClientWithDetailsException时，将b合并入a对象，否则返回任何一个异常.
*
* @param a
* @param b
* @return
*/
public static HoloClientException merge(HoloClientException a, HoloClientException b) {
if (a == null) {
return b;
} else if (b == null) {
return a;
} else if (a instanceof HoloClientWithDetailsException) {
if (b instanceof HoloClientWithDetailsException) {
((HoloClientWithDetailsException) a).merge((HoloClientWithDetailsException) b);
return a;
} else {
return b;
}
} else {
return a;
}
}
}