From da94e89825eb70bf05f245c73f48567c109b8887 Mon Sep 17 00:00:00 2001
From: itino <yaogogo@88.com>
Date: 星期四, 17 十一月 2022 16:41:30 +0800
Subject: [PATCH] add 新增字典数据映射注解，可根据字段数据（sys_dict_data表）.dict_type 转换对应的 value 和 label
---
ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java | 24 ++++++++++++
ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java | 53 ++++++++++++++++++++++++++
2 files changed, 77 insertions(+), 0 deletions(-)
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java
new file mode 100644
index 0000000..a07e133
--- /dev/null
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java
@@ -0,0 +1,24 @@
+package com.ruoyi.common.annotation;
+
+import com.fasterxml.jackson.annotation.JacksonAnnotationsInside;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.ruoyi.common.jackson.DictDataJsonSerializer;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 瀛楀吀鏁版嵁鏄犲皠娉ㄨВ
+ *
+ * @author itino
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.FIELD, ElementType.METHOD})
+@JacksonAnnotationsInside
+@JsonSerialize(using = DictDataJsonSerializer.class)
+public @interface DictDataMapper {
+
+ String dictType() default "";
+}
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java b/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java
new file mode 100644
index 0000000..7ef60d1
--- /dev/null
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java
@@ -0,0 +1,53 @@
+package com.ruoyi.common.jackson;
+
+import cn.hutool.core.util.StrUtil;
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.BeanProperty;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.ser.ContextualSerializer;
+import com.ruoyi.common.annotation.DictDataMapper;
+import com.ruoyi.common.core.service.DictService;
+import com.ruoyi.common.utils.spring.SpringUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeansException;
+
+import java.io.IOException;
+import java.util.Objects;
+
+/**
+ * 瀛楀吀鏁版嵁json搴忓垪鍖栧伐鍏�
+ *
+ * @author itino
+ */
+@Slf4j
+public class DictDataJsonSerializer extends JsonSerializer<String> implements ContextualSerializer {
+
+ private String dictType;
+
+ @Override
+ public void serialize(String value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+ try {
+ String label = SpringUtils.getBean(DictService.class).getDictLabel(dictType, value);
+ if (StrUtil.isNotBlank(label)) {
+ gen.writeString(label);
+ } else {
+ gen.writeString(value);
+ }
+ } catch (BeansException e) {
+ log.error("瀛楀吀鏁版嵁鏈煡鍒�, 閲囩敤榛樿澶勭悊 => {}", e.getMessage());
+ gen.writeString(value);
+ }
+ }
+
+ @Override
+ public JsonSerializer<?> createContextual(SerializerProvider prov, BeanProperty property) throws JsonMappingException {
+ DictDataMapper anno = property.getAnnotation(DictDataMapper.class);
+ if (Objects.nonNull(anno) && StrUtil.isNotBlank(anno.dictType())) {
+ this.dictType = anno.dictType();
+ return this;
+ }
+ return prov.findValueSerializer(property.getType(), property);
+ }
+}
--
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