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src/main/java/com/xkrs/encapsulation/EncapsulationObejct.java

@@ -0,0 +1,59 @@
+package com.xkrs.encapsulation;
+
+import java.io.Serializable;
+
+/**
+ * 输出信息对象
+ * @author tajochen
+ * @param <T>
+ */
+public class EncapsulationObejct<T> implements Serializable {
+
+    /**
+     * 状态码
+     */
+    int status;
+
+    /**
+     * 提示信息
+     */
+    String msg;
+
+    /**
+     * 数据
+     */
+    T data;
+
+    public int getStatus() {
+        return status;
+    }
+
+    public void setStatus(int status) {
+        this.status = status;
+    }
+
+    public String getMsg() {
+        return msg;
+    }
+
+    public void setMsg(String msg) {
+        this.msg = msg;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    public void setData(T data) {
+        this.data = data;
+    }
+
+    @Override
+    public String toString() {
+        return "EncapsulationObejct{" +
+                "status=" + status +
+                ", msg='" + msg + '\'' +
+                ", data=" + data +
+                '}';
+    }
+}

src/main/java/com/xkrs/encapsulation/OutputEncapsulation.java

@@ -0,0 +1,96 @@
+package com.xkrs.encapsulation;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.MessageSource;
+import org.springframework.context.support.ResourceBundleMessageSource;
+import org.springframework.stereotype.Component;
+import org.springframework.validation.FieldError;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.Properties;
+
+/**
+ * 输出信息封装
+ * @author tajochen
+ */
+@Component
+public class OutputEncapsulation {
+
+    private static final Logger logger = LoggerFactory.getLogger(OutputEncapsulation.class);
+
+    /**
+     * 读取多国语言文件
+     * @return
+     */
+    public static MessageSource messageSource() {
+        Properties properties = new Properties();
+        // 使用ClassLoader加载properties配置文件生成对应的输入流
+        InputStream in = Thread.currentThread().getContextClassLoader().getResourceAsStream("application.properties");
+        // 使用properties对象加载输入流
+        try {
+            properties.load(in);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
+        messageSource.setBasename("i18n/messages");
+        messageSource.setDefaultEncoding("UTF-8");
+        return messageSource;
+    }
+
+    /**
+     * 封装输出数据
+     * @param promptMessageEnum
+     * @param obj
+     * @return
+     */
+    public static String outputEncapsulationObject(PromptMessageEnum promptMessageEnum, Object obj, Locale locale) {
+
+        EncapsulationObejct encapsulationObejct = new EncapsulationObejct();
+        encapsulationObejct.setStatus(promptMessageEnum.getCode());
+        encapsulationObejct.setMsg(messageSource().getMessage(promptMessageEnum.getText(),null,locale));
+        encapsulationObejct.setData(obj);
+
+        ObjectMapper objectMapper = new ObjectMapper();
+        // 忽略无法转换的对象
+        objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS,false);
+        // 忽略json字符串中不识别的属性
+        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        // 解决jackson无法反序列化LocalDateTime的问题,引入jsr310标准
+        JavaTimeModule javaTimeModule = new JavaTimeModule();
+        objectMapper.registerModule(javaTimeModule);
+        objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+        String strByEo = "";
+        try {
+            strByEo = objectMapper.writeValueAsString(encapsulationObejct);
+        } catch (JsonProcessingException e) {
+            e.printStackTrace();
+            logger.warn(e.toString());
+        }
+        return strByEo;
+    }
+
+    /**
+     * 输出请求值检验错误信息
+     * @param fieldErrors
+     * @return
+     */
+    public static String outputEncapsulationErrorList(List<FieldError> fieldErrors, Locale locale){
+        List<String> errorMsg = new ArrayList<>();
+        for (FieldError fieldError : fieldErrors) {
+            String errMessage = fieldError.getDefaultMessage().subSequence(1,fieldError.getDefaultMessage().length()-1).toString();
+            errorMsg.add(messageSource().getMessage(errMessage,null,locale));
+        }
+        return outputEncapsulationObject(PromptMessageEnum.PARAM_ILLEGAL,errorMsg,locale);
+    }
+}

src/main/java/com/xkrs/encapsulation/PromptMessageEnum.java

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+package com.xkrs.encapsulation;
+
+/**
+ * 提示信息枚举
+ * @author tajochen
+ */
+public enum PromptMessageEnum{
+
+    // 执行成功
+    SUCCESS(0, "sys.message.success"),
+
+
+    // 用户权限错误或非法操作：  1001-1999
+    USER_NOT_LOGGED(1001, "sys.message.user.not_logged_in"),
+    USER_LOGIN_ERROR(1002, "sys.message.user.login_error"),
+    USER_ACCOUNT_FORBIDDEN(1003, "sys.message.user.account_forbidden"),
+    USER_ACCOUNT_NOT_ACTIVATED(1004, "sys.message.user.account_not_activated"),
+    USER_HAS_OVERTIME(1005, "sys.message.user.overtime"),
+    USER_NO_PERMISSION(1006,"sys.message.user.no_permission"),
+    USER_ALREADY_LOGGED(1007, "sys.message.user.already_logged"),
+
+    // 请求参数错误或非法：2001-2999
+    PARAM_NULL(2001, "sys.message.param.null"),
+    PARAM_ILLEGAL(2002, "sys.message.param.illegal"),
+
+    // 数据返回错误：3001-3999
+    DATA_NONE(3001, "sys.message.data.none"),
+
+    DATA_WRONG(3002, "sys.message.data.wrong"),
+    DATA_EXIT(3003,"sys.message.exit"),
+
+    // 操作失败：4001-4999
+    PROCESS_FAIL(4001,"sys.message.process.fail"),
+    PROCESS_OVERTIME(4002,"sys.message.process.overtime"),
+    FILE_EXISTS(4003,"sys.message.file.exists"),
+    FILE_WRITE_ERROR(4004,"sys.message.file.write.error"),
+    FILE_READ_ERROR(4005,"sys.message.file.read.error"),
+
+    // 系统内部错误或异常：5001-5999
+    SYSTEM_INNER_ERROR(5001,"sys.message.system.inner_error"),
+    SYSTEM_ABNORMAL(5002,"sys.message.system.abnormal"),
+    SYSTEM_BUSY(5003,"sys.message.system.busy"),
+    SYSTEM_MAINTAIN(5004,"sys.message.system.maintain"),
+
+    // 数据库错误：6001-6999
+    DATABASE_ERROR(6001,"sys.message.database.error");
+
+    private int code;
+
+    private String text;
+
+    private PromptMessageEnum(int code,String text) {
+        this.code = code;
+        this.text = text;
+    }
+
+    public String getText() {
+        return this.text;
+    }
+
+    public int getCode() {
+        return this.code;
+    }
+
+}