spring-security初体验demo

package com.picacho.springsecurity.config; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.ObjectMapper; import java.util.List; public class RestResult { // 定义jackson对象 private static final ObjectMapper MAPPER = new ObjectMapper(); private String status; private String msg; private Object data; public static RestResult build(String status, String msg, Object data) { return new RestResult(status, msg, data); } public static RestResult ok(Object data) { return new RestResult(data); } public static RestResult ok() { return new RestResult(null); } public RestResult() { } public static RestResult build(String status, String msg) { return new RestResult(status, msg, null); } public RestResult(String status, String msg, Object data) { this.status = status; this.msg = msg; this.data = data; } public RestResult(Object data) { this.status = "200"; this.msg = "OK"; this.data = data; } public Boolean isOK() { return this.status == "200"; } /** * 有object对象的转化 * @param jsonData * @param clazz * @return */ public static RestResult formatToPojo(String jsonData, Class<?> clazz) { try { if (clazz == null) { return MAPPER.readValue(jsonData, RestResult.class); } JsonNode jsonNode = MAPPER.readTree(jsonData); JsonNode data = jsonNode.get("data"); Object obj = null; if (clazz != null) { if (data.isObject()) { obj = MAPPER.readValue(data.traverse(), clazz); } else if (data.isTextual()) { obj = MAPPER.readValue(data.asText(), clazz); } } return build(jsonNode.get("status").asText(), jsonNode.get("msg").asText(), obj); } catch (Exception e) { return null; } } /** * 没有object对象的转化 * @param json * @return */ public static RestResult format(String json) { try { return MAPPER.readValue(json, RestResult.class); } catch (Exception e) { e.printStackTrace(); } return null; } /** * Object是集合转化 * @param jsonData * @param clazz * @return */ public static RestResult formatToList(String jsonData, Class<?> clazz) { try { JsonNode jsonNode = MAPPER.readTree(jsonData); JsonNode data = jsonNode.get("data"); Object obj = null; if (data.isArray() && data.size() > 0) { obj = MAPPER.readValue(data.traverse(), MAPPER.getTypeFactory().constructCollectionType(List.class, clazz)); } return build(jsonNode.get("status").asText(), jsonNode.get("msg").asText(), obj); } catch (Exception e) { return null; } } public String getStatus() { return status; } public void setStatus(String status) { this.status = status; } public String getMsg() { return msg; } public void setMsg(String msg) { this.msg = msg; } public Object getData() { return data; } public void setData(Object data) { this.data = data; } }