springboot 1.3集成fastjson

pom.xml

<dependency>
     <groupId>com.alibaba</groupId>
     <artifactId>fastjson</artifactId>
</dependency>

FastJsonHttpMessageConvertersConfiguration.java

package com.kaishustory.conf.mvc;

import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.serializer.ValueFilter;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;


@Configuration
@ConditionalOnClass({ JSON.class })
public class FastJsonHttpMessageConvertersConfiguration {

	@Configuration
	@ConditionalOnClass({ FastJsonHttpMessageConverter.class })
	@ConditionalOnProperty(name = { "spring.http.converters.preferred-json-mapper" }, havingValue = "fastjson", matchIfMissing = true)
	protected static class FastJson2HttpMessageConverterConfiguration {
		
		protected FastJson2HttpMessageConverterConfiguration() {
		}

		@Bean
		@ConditionalOnMissingBean({ FastJsonHttpMessageConverter.class })
		public FastJsonHttpMessageConverter fastJsonHttpMessageConverter() {
			FastJsonHttpMessageConverter converter = new FastJsonHttpMessageConverter();

			FastJsonConfig fastJsonConfig = new FastJsonConfig();
			fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat, 
					SerializerFeature.WriteMapNullValue,
					SerializerFeature.WriteNullListAsEmpty,
					SerializerFeature.WriteNullStringAsEmpty
					);
			ValueFilter valueFilter = new ValueFilter() {
				//o 是class
				//s 是key值
				//o1 是value值
				public Object process(Object o, String s, Object o1) {
					if (null == o1) {
						o1 = "";
					}
					return o1;
				}
			};
			fastJsonConfig.setSerializeFilters(valueFilter);
			converter.setFastJsonConfig(fastJsonConfig);
			return converter;
		}
	}
}

application.properties

#http encoding
#spring.http.converters.preferred-json-mapper=fastjson
spring.http.encoding.charset=UTF-8
spring.http.encoding.enabled=true
spring.http.encoding.force=true