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Merge pull request #267 from luo-zhan/main

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refactor: 自动判断类型，省略子类实现
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Michael Yang 2024-01-20 20:15:44 +08:00 committed by GitHub
commit b8fe61439c
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GPG Key ID: B5690EEEBB952194
2 changed files with 30 additions and 10 deletions
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20
mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/AbstractInsertListener.java
View File

@ -16,20 +16,31 @@
package com.mybatisflex.annotation; package com.mybatisflex.annotation;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
/** /**
* 类型支持 insert 监听器。 * 类型支持 insert 监听器。
* *
* @author snow * @author snow
* @author robot.luo
* @since 2023/4/28 * @since 2023/4/28
*/ */
public abstract class AbstractInsertListener<T> implements InsertListener { public abstract class AbstractInsertListener<T> implements InsertListener {
/** /**
* 该监听器支持的 entity 类型。 * 支持的类型
*
* @return type
*/ */
public abstract Class<T> supportType(); private final Class<T> supportType;
@SuppressWarnings("unchecked")
protected AbstractInsertListener() {
Type[] params = ((ParameterizedType) getClass().getGenericSuperclass()).getActualTypeArguments();
if (params.length == 0) {
throw new IllegalArgumentException(this.getClass().getSimpleName() + "继承AbstractInsertListener请指定泛型");
}
supportType = (Class<T>) params[0];
}
/** /**
* 新增操作的前置操作。 * 新增操作的前置操作。
@ -41,7 +52,6 @@ public abstract class AbstractInsertListener<T> implements InsertListener {
@Override @Override
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
public void onInsert(Object entity) { public void onInsert(Object entity) {
Class<T> supportType = supportType();
if (supportType.isInstance(entity)) { if (supportType.isInstance(entity)) {
T object = (T) entity; T object = (T) entity;
doInsert(object); doInsert(object);

20
mybatis-flex-annotation/src/main/java/com/mybatisflex/annotation/AbstractUpdateListener.java
View File

@ -16,20 +16,31 @@
package com.mybatisflex.annotation; package com.mybatisflex.annotation;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
/** /**
* 类型支持 update 监听器。 * 类型支持 update 监听器。
* *
* @author snow * @author snow
* @author robot.luo
* @since 2023/4/28 * @since 2023/4/28
*/ */
public abstract class AbstractUpdateListener<T> implements UpdateListener { public abstract class AbstractUpdateListener<T> implements UpdateListener {
/** /**
* 该监听器支持的 entity 类型。 * 支持的类型
*
* @return type
*/ */
public abstract Class<T> supportType(); private final Class<T> supportType;
@SuppressWarnings("unchecked")
protected AbstractUpdateListener() {
Type[] params = ((ParameterizedType) getClass().getGenericSuperclass()).getActualTypeArguments();
if (params.length == 0) {
throw new IllegalArgumentException(this.getClass().getSimpleName() + "继承AbstractUpdateListener请指定泛型");
}
supportType = (Class<T>) params[0];
}
/** /**
* 更新操作的前置操作。 * 更新操作的前置操作。
@ -41,7 +52,6 @@ public abstract class AbstractUpdateListener<T> implements UpdateListener {
@Override @Override
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
public void onUpdate(Object entity) { public void onUpdate(Object entity) {
Class<T> supportType = supportType();
if (supportType.isInstance(entity)) { if (supportType.isInstance(entity)) {
T object = (T) entity; T object = (T) entity;
doUpdate(object); doUpdate(object);