| @@ -1,21 +1,20 @@ | |||||
| package me.chanjar.weixin.common.util; | package me.chanjar.weixin.common.util; | ||||
| import java.lang.reflect.Field; | |||||
| import java.util.ArrayList; | |||||
| import java.util.Arrays; | |||||
| import java.util.List; | |||||
| import java.util.Map; | |||||
| import org.slf4j.Logger; | |||||
| import org.slf4j.LoggerFactory; | |||||
| import com.google.common.collect.Lists; | import com.google.common.collect.Lists; | ||||
| import com.google.common.collect.Maps; | import com.google.common.collect.Maps; | ||||
| import com.thoughtworks.xstream.annotations.XStreamAlias; | import com.thoughtworks.xstream.annotations.XStreamAlias; | ||||
| import me.chanjar.weixin.common.annotation.Required; | import me.chanjar.weixin.common.annotation.Required; | ||||
| import me.chanjar.weixin.common.bean.result.WxError; | import me.chanjar.weixin.common.bean.result.WxError; | ||||
| import me.chanjar.weixin.common.exception.WxErrorException; | import me.chanjar.weixin.common.exception.WxErrorException; | ||||
| import org.apache.commons.lang3.StringUtils; | |||||
| import org.slf4j.Logger; | |||||
| import org.slf4j.LoggerFactory; | |||||
| import java.lang.reflect.Field; | |||||
| import java.util.ArrayList; | |||||
| import java.util.Arrays; | |||||
| import java.util.List; | |||||
| import java.util.Map; | |||||
| /** | /** | ||||
| * <pre> | * <pre> | ||||
| @@ -25,25 +24,28 @@ import me.chanjar.weixin.common.exception.WxErrorException; | |||||
| * </pre> | * </pre> | ||||
| */ | */ | ||||
| public class BeanUtils { | public class BeanUtils { | ||||
| private static Logger log = LoggerFactory.getLogger(BeanUtils.class); | |||||
| private static Logger log = LoggerFactory.getLogger(BeanUtils.class); | |||||
| /** | /** | ||||
| * 检查bean里标记为@Required的field是否为空,为空则抛异常 | * 检查bean里标记为@Required的field是否为空,为空则抛异常 | ||||
| * | |||||
| * @param bean 要检查的bean对象 | * @param bean 要检查的bean对象 | ||||
| * @throws WxErrorException | * @throws WxErrorException | ||||
| */ | */ | ||||
| public static void checkRequiredFields(Object bean) throws WxErrorException { | public static void checkRequiredFields(Object bean) throws WxErrorException { | ||||
| List<String> nullFields = Lists.newArrayList(); | |||||
| List<String> requiredFields = Lists.newArrayList(); | |||||
| List<Field> fields = new ArrayList<>( Arrays.asList(bean.getClass().getDeclaredFields())); | |||||
| List<Field> fields = new ArrayList<>(Arrays.asList(bean.getClass().getDeclaredFields())); | |||||
| fields.addAll(Arrays.asList(bean.getClass().getSuperclass().getDeclaredFields())); | fields.addAll(Arrays.asList(bean.getClass().getSuperclass().getDeclaredFields())); | ||||
| for (Field field : fields) { | for (Field field : fields) { | ||||
| try { | try { | ||||
| boolean isAccessible = field.isAccessible(); | boolean isAccessible = field.isAccessible(); | ||||
| field.setAccessible(true); | field.setAccessible(true); | ||||
| if (field.isAnnotationPresent(Required.class) | |||||
| && field.get(bean) == null) { | |||||
| nullFields.add(field.getName()); | |||||
| if (field.isAnnotationPresent(Required.class)) { | |||||
| if (field.get(bean) == null || (field.get(bean) instanceof String && StringUtils.isBlank(field.get(bean).toString()))) { | |||||
| //两种情况,一种是值为null,另外一种情况是类型为字符串,但是字符串内容为空的,都认为是没有提供值 | |||||
| requiredFields.add(field.getName()); | |||||
| } | |||||
| } | } | ||||
| field.setAccessible(isAccessible); | field.setAccessible(isAccessible); | ||||
| } catch (SecurityException | IllegalArgumentException | } catch (SecurityException | IllegalArgumentException | ||||
| @@ -52,43 +54,43 @@ public class BeanUtils { | |||||
| } | } | ||||
| } | } | ||||
| if (!nullFields.isEmpty()) { | |||||
| String msg = "必填字段 " + nullFields + " 必须提供值"; | |||||
| if (!requiredFields.isEmpty()) { | |||||
| String msg = "必填字段 " + requiredFields + " 必须提供值"; | |||||
| log.debug(msg); | log.debug(msg); | ||||
| throw new WxErrorException(WxError.newBuilder().setErrorMsg(msg).build()); | throw new WxErrorException(WxError.newBuilder().setErrorMsg(msg).build()); | ||||
| } | } | ||||
| } | } | ||||
| /** | |||||
| * 将bean按照@XStreamAlias标识的字符串内容生成以之为key的map对象 | |||||
| * | |||||
| * @param bean 包含@XStreamAlias的xml bean对象 | |||||
| * @return map对象 | |||||
| */ | |||||
| public static Map<String, String> xmlBean2Map(Object bean) { | |||||
| Map<String, String> result = Maps.newHashMap(); | |||||
| List<Field> fields = new ArrayList<>(Arrays.asList(bean.getClass().getDeclaredFields())); | |||||
| fields.addAll(Arrays.asList(bean.getClass().getSuperclass().getDeclaredFields())); | |||||
| for (Field field : fields) { | |||||
| try { | |||||
| boolean isAccessible = field.isAccessible(); | |||||
| field.setAccessible(true); | |||||
| if (field.get(bean) == null) { | |||||
| field.setAccessible(isAccessible); | |||||
| continue; | |||||
| } | |||||
| /** | |||||
| * 将bean按照@XStreamAlias标识的字符串内容生成以之为key的map对象 | |||||
| * | |||||
| * @param bean 包含@XStreamAlias的xml bean对象 | |||||
| * @return map对象 | |||||
| */ | |||||
| public static Map<String, String> xmlBean2Map(Object bean) { | |||||
| Map<String, String> result = Maps.newHashMap(); | |||||
| List<Field> fields = new ArrayList<>(Arrays.asList(bean.getClass().getDeclaredFields())); | |||||
| fields.addAll(Arrays.asList(bean.getClass().getSuperclass().getDeclaredFields())); | |||||
| for (Field field : fields) { | |||||
| try { | |||||
| boolean isAccessible = field.isAccessible(); | |||||
| field.setAccessible(true); | |||||
| if (field.get(bean) == null) { | |||||
| field.setAccessible(isAccessible); | |||||
| continue; | |||||
| } | |||||
| if (field.isAnnotationPresent(XStreamAlias.class)) { | |||||
| result.put(field.getAnnotation(XStreamAlias.class).value(), field.get(bean).toString()); | |||||
| } | |||||
| if (field.isAnnotationPresent(XStreamAlias.class)) { | |||||
| result.put(field.getAnnotation(XStreamAlias.class).value(), field.get(bean).toString()); | |||||
| } | |||||
| field.setAccessible(isAccessible); | |||||
| } catch (SecurityException | IllegalArgumentException | IllegalAccessException e) { | |||||
| e.printStackTrace(); | |||||
| } | |||||
| field.setAccessible(isAccessible); | |||||
| } catch (SecurityException | IllegalArgumentException | IllegalAccessException e) { | |||||
| e.printStackTrace(); | |||||
| } | |||||
| } | |||||
| } | |||||
| return result; | |||||
| } | |||||
| return result; | |||||
| } | |||||
| } | } | ||||