package com.vincent.rsf.openApi.config;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.boot.web.error.ErrorAttributeOptions;
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import org.springframework.boot.web.servlet.error.DefaultErrorAttributes;
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import org.springframework.stereotype.Component;
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import org.springframework.web.context.request.WebRequest;
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import java.util.Map;
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/**
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* 自定义错误属性:响应体中不返回 path(仅打印日志);保证业务异常信息写入 message 返回给前端。
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*/
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@Component
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public class CustomErrorAttributes extends DefaultErrorAttributes {
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private static final Logger log = LoggerFactory.getLogger(CustomErrorAttributes.class);
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private static final String KEY_PATH = "path";
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private static final String KEY_MESSAGE = "message";
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@Override
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public Map<String, Object> getErrorAttributes(WebRequest webRequest, ErrorAttributeOptions options) {
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Map<String, Object> attrs = super.getErrorAttributes(webRequest, options);
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Object path = attrs.remove(KEY_PATH);
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if (path != null) {
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log.warn("Error path: {}", path);
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}
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// 保证业务异常信息返回给前端(如 CoolException)
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Throwable error = getError(webRequest);
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if (error != null && error.getMessage() != null && !error.getMessage().isEmpty()) {
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attrs.put(KEY_MESSAGE, error.getMessage());
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}
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return attrs;
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}
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}
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