package com.ibeetl.admin.core.conf;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import org.beetl.sql.core.engine.PageQuery;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import com.fasterxml.jackson.core.JsonGenerator;
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import com.fasterxml.jackson.core.Version;
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import com.fasterxml.jackson.databind.JsonSerializer;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.SerializationFeature;
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import com.fasterxml.jackson.databind.SerializerProvider;
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import com.fasterxml.jackson.databind.module.SimpleModule;
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import com.ibeetl.admin.core.web.JsonResult;
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@Configuration
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public class JasonConfig {
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@Bean
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@ConditionalOnMissingBean(ObjectMapper.class)
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public ObjectMapper getObjectMapper() {
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ObjectMapper objectMapper = new ObjectMapper();
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objectMapper.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"));
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objectMapper.configure(SerializationFeature.INDENT_OUTPUT, true);
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SimpleModule simpleModule = new SimpleModule("SimpleModule",
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Version.unknownVersion());
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simpleModule.addSerializer(JsonResult.class, new CustomJsonResultSerializer());
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objectMapper.registerModule(simpleModule);
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return objectMapper;
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}
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/**
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* layui 前端要求后台返回的数据格式
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* @author xiandafu
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*
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*/
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public static class CustomJsonResultSerializer extends JsonSerializer<JsonResult> {
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public CustomJsonResultSerializer() {
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}
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@Override
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public void serialize(JsonResult value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
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gen.writeStartObject();
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if(value.getCode().equals("200")) {
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gen.writeObjectField("code", 0);
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}else {
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gen.writeObjectField("code", Integer.parseInt(value.getCode()));
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}
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gen.writeStringField("msg", value.getMsg());
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Object data = value.getData();
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if(data instanceof PageQuery ) {
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PageQuery query = (PageQuery)(data);
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gen.writeObjectField("count", query.getTotalRow());
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gen.writeObjectField("data", query.getList());
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}else {
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gen.writeObjectField("data", data);
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}
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gen.writeEndObject();
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}
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}
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}
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