/**
* 使用自定义的属性过滤函数
*
* @param srcBean 原Bean
* @param destBean 目标bean
* @param filter 自定义的过滤函数
*/
public static void copyPropertiesPeaceful(
Object srcBean, Object destBean, PropertyFilter filter) {
add(srcBean);
add(destBean);
Map<String, BeanStruct> srcMap = simpleProperties(srcBean);
Map<String, BeanStruct> dstMap = simpleProperties(destBean);
if (valid.valid(srcMap, dstMap)) {
Map<String, String> srcMapFilter = new HashMap<>();
Map<String, String> dstMapFilter = new HashMap<>();
for (Map.Entry<String, BeanStruct> entry : srcMap.entrySet()) {
srcMapFilter.put(filter.Properties(entry.getKey()), entry.getKey());
}
for (Map.Entry<String, BeanStruct> entry : dstMap.entrySet()) {
dstMapFilter.put(filter.Properties(entry.getKey()), entry.getKey());
}
Map<String, String> intersection = CollectionUtil.intersection(srcMapFilter, dstMapFilter);
if (valid.valid(intersection)) {
for (Map.Entry<String, String> entry : intersection.entrySet()) {
String key = entry.getKey();
String srcKey = srcMapFilter.get(key);
String dstKey = dstMapFilter.get(key);
try {
Object value = readMethod(srcBean, getReadMethod(srcBean, srcKey));
writeMethod(destBean, getWriteMethod(destBean, dstKey), value);
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
}
}
}
/**
* 复制同名属性(忽略大小写)
*
* @param srcBean 原Bean
* @param destBean 目标Bean
* @throws InvocationTargetException
* @throws IllegalAccessException
*/
public static void copyPropertiesIgnoreCase(Object srcBean, Object destBean)
throws InvocationTargetException, IllegalAccessException {
add(srcBean);
add(destBean);
Map<String, BeanStruct> srcMap = simplePropertiesIgnore(srcBean);
Map<String, BeanStruct> dstMap = simplePropertiesIgnore(destBean);
Map<String, BeanStruct> intersection = CollectionUtil.intersection(srcMap, dstMap);
for (Map.Entry entry : intersection.entrySet()) {
String key = (String) entry.getKey();
Object value = readMethod(srcBean, getReadMethodIgnore(srcBean, key));
writeMethod(destBean, getWriteMethodIgnore(destBean, key), value);
}
}
/**
* 复制同名属性
*
* @param srcBean 源Bean
* @param destBean 目标Bean
*/
public static void copyPropertiesPeaceful(Object srcBean, Object destBean) {
add(srcBean);
add(destBean);
Map<String, BeanStruct> srcMap = simpleProperties(srcBean);
Map<String, BeanStruct> dstMap = simpleProperties(destBean);
Map<String, BeanStruct> intersection = CollectionUtil.intersection(srcMap, dstMap);
for (Map.Entry<String, BeanStruct> entry : intersection.entrySet()) {
String key = entry.getKey();
try {
// 为什么会将try写在里面而不是foreach的外面？
// 如果你想尽可能多的复制属性的话你可以
Object value = readMethod(srcBean, getReadMethod(srcBean, key));
writeMethod(destBean, getWriteMethod(destBean, key), value);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}
}
