解决乱码的方法,实现AbstractHttpMessageConverter,代码如下
public class MappingFastjsonHttpMessageConverter extends AbstractHttpMessageConverter<Object> { public static final Charset DEFAULT_CHARSET = Charset.forName("GBK"); private SerializerFeature[] serializerFeature; public SerializerFeature[] getSerializerFeature() { return serializerFeature; } public void setSerializerFeature(SerializerFeature[] serializerFeature) { this.serializerFeature = serializerFeature; } public MappingFastjsonHttpMessageConverter() { super(new MediaType("application", "json", DEFAULT_CHARSET)); } @Override public boolean canRead(Class<?> clazz, MediaType mediaType) { return true; } @Override public boolean canWrite(Class<?> clazz, MediaType mediaType) { return true; } @Override protected boolean supports(Class<?> clazz) { throw new UnsupportedOperationException(); } @Override protected Object readInternal(Class<?> clazz, HttpInputMessage inputMessage) throws IOException, HttpMessageNotReadableException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); int i; while ((i = inputMessage.getBody().read()) != -1) { baos.write(i); } return JSON.parseArray(baos.toString(), clazz); } @Override protected void writeInternal(Object o, HttpOutputMessage outputMessage) throws IOException, HttpMessageNotWritableException { String jsonString = JSON.toJSONString(o, serializerFeature); OutputStream out = outputMessage.getBody(); out.write(jsonString.getBytes(DEFAULT_CHARSET)); out.flush(); } }
然后再修改SpringMvc配置
<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"> <property name="messageConverters"> <list> <!--加载刚才写的消息转换--> <bean class="com.tankiy.util.MappingFastjsonHttpMessageConverter"> <property name="supportedMediaTypes" value="application/json" /> <property name="serializerFeature"> <list> <value>WriteMapNullValue</value> <value>QuoteFieldNames</value> </list> </property> </bean> </list> </property> </bean>