客户端app

hs-im-app-server/src/main/java/org/app/exception/ApplicationException.java

@@ -0,0 +1,44 @@
+package org.app.exception;
+
+/**
+ * @author: Chackylee
+ * @description:
+ **/
+public class ApplicationException extends RuntimeException {
+
+    private int code;
+
+    private String error;
+
+
+    public ApplicationException(int code, String message) {
+        super(message);
+        this.code = code;
+        this.error = message;
+    }
+
+    public ApplicationException(ApplicationExceptionEnum exceptionEnum) {
+        super(exceptionEnum.getError());
+        this.code   = exceptionEnum.getCode();
+        this.error  = exceptionEnum.getError();
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public String getError() {
+        return error;
+    }
+
+
+    /**
+     *  avoid the expensive and useless stack trace for api exceptions
+     *  @see Throwable#fillInStackTrace()
+     */
+    @Override
+    public Throwable fillInStackTrace() {
+        return this;
+    }
+
+}

hs-im-app-server/src/main/java/org/app/exception/ApplicationExceptionEnum.java

@@ -0,0 +1,8 @@
+package org.app.exception;
+
+public interface ApplicationExceptionEnum {
+
+    int getCode();
+
+    String getError();
+}

hs-im-app-server/src/main/java/org/app/exception/GlobalExceptionHandler.java

@@ -0,0 +1,113 @@
+package org.app.exception;
+
+import org.app.common.BaseErrorCode;
+import org.app.common.ResponseVO;
+import org.hibernate.validator.internal.engine.path.PathImpl;
+import org.springframework.validation.BindException;
+import org.springframework.validation.BindingResult;
+import org.springframework.validation.FieldError;
+import org.springframework.validation.ObjectError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+import javax.validation.ConstraintViolation;
+import javax.validation.ConstraintViolationException;
+import java.util.Set;
+
+/**
+ * @author: Chackylee
+ * @description:
+ **/
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+
+
+    @ExceptionHandler(value=Exception.class)
+    @ResponseBody
+    public ResponseVO unknowException(Exception e){
+        e.printStackTrace();
+        ResponseVO resultBean =new ResponseVO();
+        resultBean.setCode(BaseErrorCode.SYSTEM_ERROR.getCode());
+        resultBean.setMsg(BaseErrorCode.SYSTEM_ERROR.getError());
+        /**
+         * 未知异常的话，这里写逻辑，发邮件，发短信都可以、、
+         */
+        return resultBean;
+    }
+
+
+    /**
+     * Validator 参数校验异常处理
+     *
+     * @param ex
+     * @return
+     */
+    @ExceptionHandler(value = ConstraintViolationException.class)
+    @ResponseBody
+    public Object handleMethodArgumentNotValidException(ConstraintViolationException ex) {
+
+        Set<ConstraintViolation<?>> constraintViolations = ex.getConstraintViolations();
+        ResponseVO resultBean =new ResponseVO();
+        resultBean.setCode(BaseErrorCode.PARAMETER_ERROR.getCode());
+        for (ConstraintViolation<?> constraintViolation : constraintViolations) {
+            PathImpl pathImpl = (PathImpl) constraintViolation.getPropertyPath();
+            // 读取参数字段，constraintViolation.getMessage() 读取验证注解中的message值
+            String paramName = pathImpl.getLeafNode().getName();
+            String message = "参数{".concat(paramName).concat("}").concat(constraintViolation.getMessage());
+            resultBean.setMsg(message);
+
+            return resultBean;
+        }
+        resultBean.setMsg(BaseErrorCode.PARAMETER_ERROR.getError() + ex.getMessage());
+        return resultBean;
+    }
+
+    @ExceptionHandler(ApplicationException.class)
+    @ResponseBody
+    public Object applicationExceptionHandler(ApplicationException e) {
+        // 使用公共的结果类封装返回结果, 这里我指定状态码为
+        ResponseVO resultBean =new ResponseVO();
+        resultBean.setCode(e.getCode());
+        resultBean.setMsg(e.getError());
+        return resultBean;
+    }
+
+    /**
+     * Validator 参数校验异常处理
+     *
+     * @param ex
+     * @return
+     */
+    @ExceptionHandler(value = BindException.class)
+    @ResponseBody
+    public Object  handleException2(BindException ex) {
+        FieldError err = ex.getFieldError();
+        String message = "参数{".concat(err.getField()).concat("}").concat(err.getDefaultMessage());
+        ResponseVO resultBean =new ResponseVO();
+        resultBean.setCode(BaseErrorCode.PARAMETER_ERROR.getCode());
+        resultBean.setMsg(message);
+        return resultBean;
+
+
+    }
+
+    //json格式
+    @ExceptionHandler(value = MethodArgumentNotValidException.class)
+    @ResponseBody
+    public Object  handleException1(MethodArgumentNotValidException ex) {
+        StringBuilder errorMsg = new StringBuilder();
+        BindingResult re = ex.getBindingResult();
+        for (ObjectError error : re.getAllErrors()) {
+            errorMsg.append(error.getDefaultMessage()).append(",");
+        }
+        errorMsg.delete(errorMsg.length() - 1, errorMsg.length());
+
+        ResponseVO resultBean =new ResponseVO();
+        resultBean.setCode(BaseErrorCode.PARAMETER_ERROR.getCode());
+        resultBean.setMsg(BaseErrorCode.PARAMETER_ERROR.getError() + " : " + errorMsg.toString());
+        return resultBean;
+    }
+
+}