com.dream.template.util.ConditionUtil Maven / Gradle / Ivy
package com.dream.template.util;
import com.dream.template.annotation.Conditional;
import com.dream.template.annotation.Sort;
import com.dream.template.condition.Condition;
import com.dream.util.common.ObjectUtil;
import com.dream.util.reflect.ReflectUtil;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
class ConditionUtil {
public List getCondition(Class type) {
List fieldList = ReflectUtil.findField(type);
if (!ObjectUtil.isNull(fieldList)) {
List conditionObjectList = new ArrayList<>();
for (Field field : fieldList) {
if (field.isAnnotationPresent(Conditional.class)) {
Conditional conditionalAnnotation = field.getAnnotation(Conditional.class);
String column = conditionalAnnotation.column();
if (ObjectUtil.isNull(column)) {
column = field.getName();
}
boolean nullFlag = conditionalAnnotation.nullFlag();
boolean or = conditionalAnnotation.or();
Class conditionType = conditionalAnnotation.value();
conditionObjectList.add(new ConditionObject(column, field, nullFlag, or, ReflectUtil.create(conditionType)));
}
}
return conditionObjectList;
}
return null;
}
public List getSort(Class type) {
List fieldList = ReflectUtil.findField(type);
if (!ObjectUtil.isNull(fieldList)) {
List sortObjectList = new ArrayList<>();
for (Field field : fieldList) {
if (field.isAnnotationPresent(Sort.class)) {
Sort sortAnnotation = field.getAnnotation(Sort.class);
String column = sortAnnotation.column();
if (ObjectUtil.isNull(column)) {
column = field.getName();
}
sortObjectList.add(
new SortObject(
column,
sortAnnotation.value().getOrderType(),
sortAnnotation.order()
)
);
}
}
if (!sortObjectList.isEmpty()) {
Collections.sort(sortObjectList);
}
return sortObjectList;
}
return null;
}
}