/*
 * Copyright 2021 Tianmian Tech. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.welab.wefe.gateway.util;

import java.io.PrintWriter;
import java.io.StringWriter;

/**
 * 异常工具类
 */
public class ExceptionUtil {
    /**
     * 获取异常堆栈信息
     */
    public static String getStackTraceInfo(Throwable e) {
        StringWriter sw = null;
        PrintWriter pw = null;
        try {
            sw = new StringWriter();
            pw = new PrintWriter(sw);
            e.printStackTrace(pw);
            return "" + sw;
        } catch (Exception ignored) {
        } finally {
            try {
                if (null != sw) {
                    sw.close();
                }
                if (null != pw) {
                    pw.close();
                }
            } catch (Exception ignored) {
            }
        }
        return "";
    }
}
