/*
 *  Copyright 1999-2019 Seata.io Group.
 *
 *  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 io.seata.server.logging.logback;

import ch.qos.logback.classic.pattern.ExtendedThrowableProxyConverter;
import ch.qos.logback.classic.spi.IThrowableProxy;
import ch.qos.logback.core.CoreConstants;

/**
 * {@link ExtendedThrowableProxyConverter} that adds some additional whitespace around the
 * stack trace.
 * Copied from spring-boot-xxx.jar by wang.liang
 * @author Phillip Webb
 */
public class ExtendedWhitespaceThrowableProxyConverter extends ExtendedThrowableProxyConverter {

    @Override
    protected String throwableProxyToString(IThrowableProxy tp) {
        return "==>" + CoreConstants.LINE_SEPARATOR + super.throwableProxyToString(tp)
                + "<==" + CoreConstants.LINE_SEPARATOR + CoreConstants.LINE_SEPARATOR;
    }
}