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优化BeanPath.set方法，避免多次重复调用get方法

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emptypoint 2022-11-09 19:27:55 +08:00
parent b7d91489f4
commit e9488f8e65
1 changed files with 6 additions and 4 deletions
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10
hutool-core/src/main/java/cn/hutool/core/bean/BeanPath.java
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@ -15,6 +15,7 @@ import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
/**
* Bean路径表达式，用于获取多层嵌套Bean中的字段值或Bean对象<br>
@ -116,6 +117,7 @@ public class BeanPath implements Serializable {
* @param value 值
*/
public void set(final Object bean, final Object value) {
Objects.requireNonNull(bean);
set(bean, this.patternParts, lastIsNumber(this.patternParts), value);
}
@ -140,15 +142,15 @@ public class BeanPath implements Serializable {
* @param patternParts 表达式块列表
* @param value 值
*/
private void set(final Object bean, final List<String> patternParts, final boolean nextNumberPart, final Object value) {
private Object set(final Object bean, final List<String> patternParts, final boolean nextNumberPart, final Object value) {
Object subBean = this.get(patternParts, bean, true);
if (null == subBean) {
final List<String> parentParts = getParentParts(patternParts);
this.set(bean, parentParts, lastIsNumber(parentParts), nextNumberPart ? new ArrayList<>() : new HashMap<>());
//set中有可能做过转换，因此此处重新获取bean
subBean = this.get(patternParts, bean, true);
// 避免get方法的重复调用
subBean = this.set(bean, parentParts, lastIsNumber(parentParts), nextNumberPart ? new ArrayList<>() : new HashMap<>());
}
BeanUtil.setFieldValue(subBean, patternParts.get(patternParts.size() - 1), value);
return value;
}
/**