接口编写

src/main/java/com/syc/slm/common/core/util/ServletUtils.java

+package com.syc.slm.common.core.util;
+
+import com.google.common.collect.Maps;
+import com.syc.slm.slmbi.exception.SysException;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.web.context.request.RequestAttributes;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import javax.servlet.http.HttpServletRequest;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Map;
+/**
+ * slm-bi
+ *  ServletUtils  工具类
+ * @author : lin
+ * @date : 2021-04-13 10:15
+ **/
+public final class ServletUtils {
+	/**
+	 * 获取HttpServletRequest
+	 * @return request
+	 */
+	public static HttpServletRequest getHttpServletRequest() {
+		RequestAttributes attr = RequestContextHolder.getRequestAttributes();
+		if(attr==null) {
+			throw new SysException("无法提取 request");
+		}
+		return ((ServletRequestAttributes) attr).getRequest();
+	}
+
+	public static Map<String, String> getHeaderMap(HttpServletRequest request){
+		Map<String,String> result = Maps.newHashMap();
+		Enumeration<String> names = request.getHeaderNames();
+		String name;
+		while(names.hasMoreElements()){
+			name = names.nextElement();
+			String val = request.getHeader(name);
+			if(StringUtils.isNotEmpty(val)) {
+				result.put(name, val);
+			}
+		}
+		return result;
+	}
+}

src/main/java/com/syc/slm/slmbi/entity/CurrentUser.java

+package com.syc.slm.slmbi.entity;
+
+import lombok.Data;
+
+/**
+ * slm-bi
+ * 当前用户
+ * @author : lin
+ * @date : 2021-04-16 18:30
+ **/
+@Data
+public class CurrentUser {
+    private String uid;
+    private String appId;
+    private String platformId;
+    private String name;
+    private String token;
+}

src/main/java/com/syc/slm/slmbi/function/Function2.java

+package com.syc.slm.slmbi.function;
+
+import java.io.Serializable;
+
+/**
+ * @author lin
+ * @date 2021/4/1
+ */
+public interface Function2<T1,T2,R> extends Serializable {
+	R get(T1 t1, T2 t2);
+
+	@SafeVarargs
+	static <T1,T2>Function2<T1,T2,?>[] of(Function2<T1,T2,?>... funcs){
+		return funcs;
+	}
+}

src/main/java/com/syc/slm/slmbi/handler/SysExceptionHandler.java

+package com.syc.slm.slmbi.handler;
+
+import com.syc.slm.common.core.util.R;
+import com.syc.slm.slmbi.exception.SysException;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * slm-bi
+ * 全局业务异常处理
+ * @author : lin
+ * @date : 2021-04-16 17:34
+ **/
+@ControllerAdvice
+@Slf4j
+public class SysExceptionHandler {
+
+    	/**
+    	 * 业务异常
+    	 *
+    	 * @param e exception
+    	 * @return exception
+    	 */
+    	@ExceptionHandler(SysException.class)
+    	@ResponseBody
+    	public R<Object> handleSysException(SysException e, HttpServletRequest request) {
+    		log.info(e.getMsg());
+    		return R.bad(e.getMsg(),e.getDebugMsg());
+    	}
+
+}