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>