From 5fc53fb69c634306a287860d96d949fe9c1c2bb1 Mon Sep 17 00:00:00 2001 From: youbeiwuhuan Date: Wed, 12 Jul 2023 23:46:25 +0800 Subject: [PATCH 1/4] =?UTF-8?q?=E5=AE=8C=E6=88=90=E9=83=A8=E5=88=86?= =?UTF-8?q?=E5=AD=97=E6=AE=B5=E6=9B=B4=E6=96=B0=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../fastmybatis/core/FastmybatisContext.java | 100 +++++- .../fastmybatis/core/mapper/UpdateMapper.java | 93 +++++- .../core/update/ModifyAttrsRecordHandler.java | 40 +++ .../update/ModifyAttrsRecordProxyFactory.java | 89 ++++++ .../core/update/UpdateWrapper.java | 16 + .../fastmybatis/core/util/ClassUtil.java | 38 ++- .../fastmybatis/core/util/ConvertUtil.java | 298 ++++++++++++++++++ .../gitee/fastmybatis/core/util/DateUtil.java | 287 +++++++++++++++++ .../fastmybatis/core/util/StringUtil.java | 143 +++++++++ .../fastmybatis/core/util/UpdateEntity.java | 23 ++ .../fastmybatis-demo-springmvc/pom.xml | 2 +- .../test/java/com/myapp/TUserMapperTest.java | 18 ++ 12 files changed, 1112 insertions(+), 35 deletions(-) create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordHandler.java create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordProxyFactory.java create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/UpdateWrapper.java create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/UpdateEntity.java diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java index 268c4ef..7467d01 100644 --- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java +++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java @@ -7,16 +7,18 @@ import com.gitee.fastmybatis.core.ext.spi.MapperBuilder; import com.gitee.fastmybatis.core.ext.spi.SpiContext; import com.gitee.fastmybatis.core.mapper.CrudMapper; import com.gitee.fastmybatis.core.mapper.Mapper; -import com.gitee.fastmybatis.core.mapper.SchMapper; +import com.gitee.fastmybatis.core.update.ModifyAttrsRecordProxyFactory; +import com.gitee.fastmybatis.core.update.UpdateWrapper; import com.gitee.fastmybatis.core.util.ClassUtil; +import com.gitee.fastmybatis.core.util.ConvertUtil; +import com.gitee.fastmybatis.core.util.StringUtil; import org.apache.ibatis.logging.Log; import org.apache.ibatis.logging.LogFactory; import java.lang.reflect.Field; -import java.util.Collection; -import java.util.HashMap; -import java.util.List; -import java.util.Map; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.util.*; /** * @author thc @@ -33,6 +35,7 @@ public class FastmybatisContext { /** * 设置逻辑删除时额外需要更新的字段 + * * @param equalColumns 待更新字段 * @see com.gitee.fastmybatis.core.mapper.DeleteMapper#deleteByIds(Collection, EqualColumn...) deleteByIds * @see com.gitee.fastmybatis.core.mapper.DeleteMapper#deleteByColumn(String, Object, EqualColumn...) deleteByColumn @@ -65,6 +68,7 @@ public class FastmybatisContext { /** * 获取实体类对应的数据库主键名称 + * * @param entityClass 实体类class * @return 返回数据库主键名称 */ @@ -78,6 +82,7 @@ public class FastmybatisContext { /** * 获取实体类对应的数据库主键名称 + * * @param mapperClass mapperClass * @return 返回数据库主键名称 */ @@ -88,6 +93,7 @@ public class FastmybatisContext { /** * 获取实体类主键对应的JAVA字段名称 + * * @param entityClass 实体类class * @return 返回主键java字段名称 */ @@ -109,6 +115,12 @@ public class FastmybatisContext { if (entity == null) { return null; } + + + if (entity instanceof UpdateWrapper) { + return getPkValueByGetter(entity); + } + Class entityClass = entity.getClass(); String pkJavaName = getPkJavaName(entityClass); Field field = ClassUtil.findField(entityClass, pkJavaName); @@ -124,4 +136,82 @@ public class FastmybatisContext { } } + private static Object getPkValueByGetter(Object entity) { + Class entityClass = entity.getClass(); + if (entity instanceof UpdateWrapper) { + entityClass = ModifyAttrsRecordProxyFactory.getSrcClass(entity.getClass()); + } + + String pkJavaName = getPkJavaName(entityClass); + Field field = ClassUtil.findField(entityClass, pkJavaName); + if (field == null) { + return null; + } + + Class idType = field.getType(); + + Method setter = ClassUtil.findMethod(entityClass, "get" + StringUtil.firstCharToUpperCase(pkJavaName), null); + + if (setter == null) { + return null; + } + setter.setAccessible(true); + try { + return setter.invoke(entity, null); + } catch (IllegalAccessException e) { + LOG.error("反射出错", e); + } catch (InvocationTargetException e) { + LOG.error("反射出错", e); + } + return null; + } + + public static void setPkValue(T entity, Object id) { + setPkValue(entity, entity.getClass(), id); + } + + public static void setPkValue(Object entity, Class entityClass, Object id) { + + String pkJavaName = getPkJavaName(entityClass); + Field field = ClassUtil.findField(entityClass, pkJavaName); + if (field == null) { + return; + } + + Class idType = field.getType(); + + Method setter = ClassUtil.findMethod(entityClass, "set" + StringUtil.firstCharToUpperCase(pkJavaName), new Class[]{idType}); + + if (setter == null) { + return; + } + setter.setAccessible(true); + try { + setter.invoke(entity, new Object[]{ConvertUtil.convert(id, idType)}); + } catch (IllegalAccessException e) { + LOG.error("反射出错", e); + } catch (InvocationTargetException e) { + LOG.error("反射出错", e); + } + } + + public static Set getIgnoreProperties(Class srcClass, Set includeProperties) { + if (null == includeProperties) { + includeProperties = Collections.emptySet(); + } + + + Set IgnoreProperties = new HashSet<>(); + + Field[] fields = srcClass.getDeclaredFields(); + for (Field field : fields) { + if (!includeProperties.contains(field.getName())) { + IgnoreProperties.add(field.getName()); + } + } + + + return IgnoreProperties; + + } } diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java index dc98df3..2b2465e 100644 --- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java +++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java @@ -1,11 +1,12 @@ package com.gitee.fastmybatis.core.mapper; +import com.gitee.fastmybatis.core.FastmybatisContext; import com.gitee.fastmybatis.core.query.Query; +import com.gitee.fastmybatis.core.update.ModifyAttrsRecordProxyFactory; +import com.gitee.fastmybatis.core.update.UpdateWrapper; import org.apache.ibatis.annotations.Param; -import java.util.Arrays; -import java.util.List; -import java.util.Map; +import java.util.*; /** * 具备更新功能的Mapper @@ -32,17 +33,18 @@ public interface UpdateMapper extends Mapper { /** * 根据条件更新
- *
-     *{@literal
+     * 
+     * {@literal
      * Query query = new Query().eq("state", 2);
      * TUser user = new TUser();
      * user.setUsername("李四");
      * int i = mapper.updateByQuery(user, query);
      * }
      * 对应SQL: UPDATE `t_user` SET `username`=? WHERE state = ?
-     *

-     * @param entity 待更新的数据
-     * @param query  更新条件
+     *
+ * + * @param entity 待更新的数据 + * @param query 更新条件 * @param ignoreProperties 指定忽略更新的字段，可以是实体类属性名，也可以是数据库字段名 * @return 受影响行数 */ @@ -53,8 +55,8 @@ public interface UpdateMapper extends Mapper { /** * 根据条件更新
- *
-     *{@literal
+     * 
+     * {@literal
      * Query query = new Query().eq("state", 2);
      * TUser user = new TUser();
      * user.setUsername("李四");
@@ -63,18 +65,79 @@ public interface UpdateMapper extends Mapper {
      * int i = mapper.updateByQuery(user, query, Arrays.asList("addTime"));
      * }
      * 对应SQL: UPDATE `t_user` SET `username`=? WHERE state = ?
-     *

-     * @param entity 待更新的数据
-     * @param query  更新条件
+     *
+ * + * @param entity 待更新的数据 + * @param query 更新条件 * @param ignoreProperties 指定忽略更新的字段，可以是实体类属性名，也可以是数据库字段名 * @return 受影响行数 */ int updateByQuery(@Param("entity") E entity, @Param("query") Query query, @Param("ignoreProperties") List ignoreProperties); + + /** + * 根据条件强制更新,只要是调用setter赋值的属性都更新哪怕赋的值为null
+ * 
+     * {@literal
+     * TUser user = UpdateEntity.of(TUser.class,123L);
+     * user.setUsername(null);
+     * user.setAddTime(new Date());
+     * // 强制更新 user_name和add_time
+     * int i = mapper.forceUpdateById(user);
+     * }
+     * 对应SQL: UPDATE `t_user` SET `username`=? WHERE state = ?
+     *
+ * + * @param entity 待更新的数据 + * @return 受影响行数 + */ + default int forceUpdateById(E entity) { + return forceUpdateById(entity, true); + } + + /** + * 根据条件强制更新,只要是调用setter赋值的属性都更新哪怕赋的值为null
+ * 
+     * {@literal
+     * TUser user = UpdateEntity.of(TUser.class,123L);
+     * user.setUsername(null);
+     * user.setAddTime(new Date());
+     * // 强制更新 user_name和add_time
+     * int i = mapper.forceUpdateById(user,true);
+     * }
+     * 对应SQL: UPDATE `t_user` SET `username`=? WHERE state = ?
+     *
+ * + * @param entity 待更新的数据 + * @param ignoreLogicDeleteColumn 无视逻辑删除字段 + * @return 受影响行数 + */ + default int forceUpdateById(E entity, boolean ignoreLogicDeleteColumn) { + Objects.requireNonNull(entity, "entity can not null"); + if (!(entity instanceof UpdateWrapper)) { + throw new IllegalStateException("please wrapper entity with UpdateEntity.of() before call setter!!"); + } + + UpdateWrapper uw = (UpdateWrapper) entity; + String pkColumnName = FastmybatisContext.getPkColumnName(ModifyAttrsRecordProxyFactory.getSrcClass(entity.getClass())); + Object pkValue = FastmybatisContext.getPkValue(entity); + Query query = new Query().eq(pkColumnName, pkValue).enableForceUpdate(); + if (ignoreLogicDeleteColumn) { + query.ignoreLogicDeleteColumn(); + } + + + List ignoreProperties = new ArrayList<>(); + ignoreProperties.addAll(FastmybatisContext.getIgnoreProperties(ModifyAttrsRecordProxyFactory.getSrcClass(entity.getClass()), uw.getUpdates().keySet())); + + return updateByQuery(entity, query, ignoreProperties); + } + + /** * 根据条件更新，map中的数据转化成update语句set部分，key为数据库字段名
- *
-     *{@literal
+     * 
+     * {@literal
      * Query query = new Query().eq("id", 1);
      * // key为数据库字段名
      * Map map = new LinkedHashMap<>();
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordHandler.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordHandler.java
new file mode 100644
index 0000000..d26f1fc
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordHandler.java
@@ -0,0 +1,40 @@
+package com.gitee.fastmybatis.core.update;
+
+
+import com.gitee.fastmybatis.core.util.StringUtil;
+import org.apache.ibatis.javassist.util.proxy.MethodHandler;
+
+import java.lang.reflect.Method;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+class ModifyAttrsRecordHandler implements MethodHandler {
+
+    //更新内容
+    private final Map updates = new LinkedHashMap<>();
+
+    public Map getUpdates() {
+        return updates;
+    }
+
+
+    @Override
+    public Object invoke(Object self, Method originalMethod, Method proxyMethod, Object[] args) throws Throwable {
+
+
+        String methodName = originalMethod.getName();
+        if (methodName.startsWith("set")
+                && methodName.length() > 3
+                && Character.isUpperCase(methodName.charAt(3))
+                && originalMethod.getParameterCount() == 1) {
+            String property = StringUtil.firstCharToLowerCase(originalMethod.getName().substring(3));
+            updates.put(property, args[0]);
+        }
+
+        return proxyMethod.invoke(self, args);
+    }
+
+
+}
+
+
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordProxyFactory.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordProxyFactory.java
new file mode 100644
index 0000000..55e03cb
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/ModifyAttrsRecordProxyFactory.java
@@ -0,0 +1,89 @@
+package com.gitee.fastmybatis.core.update;
+
+import org.apache.ibatis.javassist.util.proxy.ProxyFactory;
+import org.apache.ibatis.javassist.util.proxy.ProxyObject;
+import org.apache.ibatis.logging.LogFactory;
+
+import java.util.Arrays;
+import java.util.concurrent.ConcurrentHashMap;
+
+
+public class ModifyAttrsRecordProxyFactory {
+
+    private static final ModifyAttrsRecordProxyFactory instance = new ModifyAttrsRecordProxyFactory();
+
+    public static ModifyAttrsRecordProxyFactory getInstance() {
+        return instance;
+    }
+
+    private ModifyAttrsRecordProxyFactory() {
+    }
+
+
+    /**
+     * srcClass -> proxyClass
+     */
+    private static ConcurrentHashMap, Class> srcProxyMap = new ConcurrentHashMap<>();
+
+    /**
+     * proxyClass-> srcClass
+     */
+    private static ConcurrentHashMap, Class> proxySrcMap = new ConcurrentHashMap<>();
+
+    public static Class getProxyClass(Class src) {
+        return srcProxyMap.get(src);
+    }
+
+    public static Class getSrcClass(Class proxy) {
+        return proxySrcMap.get(proxy);
+    }
+
+    private Class createProxyClass(Class target) {
+        Class proxyClass = srcProxyMap.get(target);
+        if (null == proxyClass) {
+            synchronized (ModifyAttrsRecordProxyFactory.class) {
+                proxyClass = srcProxyMap.get(target);
+                if (null == proxyClass) {
+                    ProxyFactory factory = new ProxyFactory();
+                    factory.setSuperclass(target);
+
+                    Class[] interfaces = Arrays.copyOf(target.getInterfaces(), target.getInterfaces().length + 1);
+                    interfaces[interfaces.length - 1] = UpdateWrapper.class;
+                    factory.setInterfaces(interfaces);
+
+                    proxyClass = factory.createClass();
+                    srcProxyMap.put(target, proxyClass);
+                    proxySrcMap.put(proxyClass, target);
+
+                    return proxyClass;
+                }
+            }
+        }
+
+
+        return proxyClass;
+
+
+    }
+
+
+    public synchronized  T get(Class target) {
+
+        Class proxyClass = createProxyClass(target);
+
+        T proxyObject = null;
+        try {
+            proxyObject = (T) proxyClass.newInstance();
+            ((ProxyObject) proxyObject).setHandler(new ModifyAttrsRecordHandler());
+        } catch (Throwable e) {
+            LogFactory.getLog(ModifyAttrsRecordProxyFactory.class).error(e.toString(), e);
+        }
+
+        return proxyObject;
+    }
+
+
+}
+
+
+
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/UpdateWrapper.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/UpdateWrapper.java
new file mode 100644
index 0000000..9b372b8
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/UpdateWrapper.java
@@ -0,0 +1,16 @@
+package com.gitee.fastmybatis.core.update;
+
+import org.apache.ibatis.javassist.util.proxy.ProxyObject;
+
+import java.io.Serializable;
+import java.util.Map;
+
+public interface UpdateWrapper extends Serializable {
+
+
+    default Map getUpdates() {
+        ModifyAttrsRecordHandler handler = (ModifyAttrsRecordHandler) ((ProxyObject) this).getHandler();
+        return handler.getUpdates();
+    }
+
+}
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ClassUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ClassUtil.java
index 6d3911a..53cf2a3 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ClassUtil.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ClassUtil.java
@@ -36,7 +36,9 @@ public class ClassUtil {
     private static final Map CLASS_LAMBDA_CACHE = new ConcurrentHashMap<>();
 
     private ClassUtil() {
-    };
+    }
+
+    ;
 
     /**
      * 返回定义类时的泛型参数的类型. 

@@ -45,11 +47,9 @@ public class ClassUtil {
      * 

      * 调用getSuperClassGenricType(getClass(),0)将返回Book的Class类型

      * 调用getSuperClassGenricType(getClass(),1)将返回Address的Class类型
-     * 
-     * @param clazz
-     *            从哪个类中获取
-     * @param index
-     *            泛型参数索引,从0开始
+     *
+     * @param clazz 从哪个类中获取
+     * @param index 泛型参数索引,从0开始
      * @return 返回泛型类型class
      * @throws IndexOutOfBoundsException
      */
@@ -74,11 +74,9 @@ public class ClassUtil {
 
     /**
      * 返回接口类的泛型参数的类型
-     * 
-     * @param clazz
-     *            从哪个类中获取
-     * @param index
-     *            泛型参数索引,从0开始
+     *
+     * @param clazz 从哪个类中获取
+     * @param index 泛型参数索引,从0开始
      * @return 返回class对象
      */
     public static Class getSuperInterfaceGenericType(Class clazz, int index) {
@@ -119,9 +117,8 @@ public class ClassUtil {
 
     /**
      * 是否是数组或结合类
-     * 
-     * @param value
-     *            待检测对象
+     *
+     * @param value 待检测对象
      * @return true，是结合或数组
      */
     public static boolean isArrayOrCollection(Object value) {
@@ -212,6 +209,19 @@ public class ClassUtil {
         return null;
     }
 
+    public static Method findMethod(Class clazz, String methodName, Class[] params) {
+        if (methodName == null) {
+            return null;
+        }
+
+        try {
+            return clazz.getDeclaredMethod(methodName, params);
+        } catch (NoSuchMethodException e) {
+
+            return null;
+        }
+    }
+
     public static void makeAccessible(Field field) {
         if ((!Modifier.isPublic(field.getModifiers()) ||
                 !Modifier.isPublic(field.getDeclaringClass().getModifiers()) ||
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java
new file mode 100644
index 0000000..ebd639a
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java
@@ -0,0 +1,298 @@
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  

+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  

+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  

+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.gitee.fastmybatis.core.util;
+
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.temporal.Temporal;
+import java.util.Date;
+
+public class ConvertUtil {
+
+    private ConvertUtil() {}
+
+    public static Object convert(Object value, Class targetClass) {
+        return convert(value, targetClass, false);
+    }
+
+    public static Object convert(Object value, Class targetClass, boolean ignoreConvertError) {
+        if (value == null && targetClass.isPrimitive()) {
+            return getPrimitiveDefaultValue(targetClass);
+        }
+        if (value == null || (targetClass != String.class && value.getClass() == String.class
+                && StringUtil.isBlank((String) value))) {
+            return null;
+        }
+        if (value.getClass().isAssignableFrom(targetClass)) {
+            return value;
+        }
+        if (targetClass == String.class) {
+            return value.toString();
+        } else if (targetClass == Integer.class || targetClass == int.class) {
+            if (value instanceof Number) {
+                return ((Number) value).intValue();
+            }
+            return Integer.parseInt(value.toString());
+        } else if (targetClass == Long.class || targetClass == long.class) {
+            if (value instanceof Number) {
+                return ((Number) value).longValue();
+            }
+            return Long.parseLong(value.toString());
+        } else if (targetClass == Double.class || targetClass == double.class) {
+            if (value instanceof Number) {
+                return ((Number) value).doubleValue();
+            }
+            return Double.parseDouble(value.toString());
+        } else if (targetClass == Float.class || targetClass == float.class) {
+            if (value instanceof Number) {
+                return ((Number) value).floatValue();
+            }
+            return Float.parseFloat(value.toString());
+        } else if (targetClass == Boolean.class || targetClass == boolean.class) {
+            String v = value.toString().toLowerCase();
+            if ("1".equals(v) || "true".equalsIgnoreCase(v)) {
+                return Boolean.TRUE;
+            } else if ("0".equals(v) || "false".equalsIgnoreCase(v)) {
+                return Boolean.FALSE;
+            } else {
+                throw new RuntimeException("Can not parse to boolean type of value: \"" + value + "\"");
+            }
+        } else if (targetClass == BigDecimal.class) {
+            return new BigDecimal(value.toString());
+        } else if (targetClass == BigInteger.class) {
+            return new BigInteger(value.toString());
+        } else if (targetClass == byte[].class) {
+            return value.toString().getBytes();
+        } else if (targetClass == Date.class) {
+            return DateUtil.parseDate(value);
+        } else if (targetClass == LocalDateTime.class) {
+            return toLocalDateTime(value);
+        } else if (targetClass == LocalDate.class) {
+            return DateUtil.toLocalDate(DateUtil.parseDate(value));
+        } else if (targetClass == LocalTime.class) {
+            return DateUtil.toLocalTime(DateUtil.parseDate(value));
+        } else if (targetClass == Short.class || targetClass == short.class) {
+            if (value instanceof Number) {
+                return ((Number) value).shortValue();
+            }
+            return Short.parseShort(value.toString());
+        } else if (targetClass.isEnum()) {
+            //TODO  枚举处理
+        }
+
+        if (ignoreConvertError) {
+            return null;
+        } else {
+            throw new IllegalArgumentException("Can not convert \"" + value + "\" to type\"" + targetClass.getName() + "\".");
+        }
+    }
+
+
+    //Boolean.TYPE, Character.TYPE, Byte.TYPE, Short.TYPE, Integer.TYPE, Long.TYPE, Float.TYPE, Double.TYPE, Void.TYPE
+    public static Object getPrimitiveDefaultValue(Class paraClass) {
+        if (paraClass == int.class || paraClass == long.class || paraClass == float.class || paraClass == double.class) {
+            return 0;
+        } else if (paraClass == boolean.class) {
+            return Boolean.FALSE;
+        } else if (paraClass == short.class) {
+            return (short) 0;
+        } else if (paraClass == byte.class) {
+            return (byte) 0;
+        } else if (paraClass == char.class) {
+            return '\u0000';
+        } else {
+            throw new IllegalArgumentException("Can not get primitive default value for type: " + paraClass);
+        }
+    }
+
+
+    public static Integer toInt(Object i) {
+        if (i instanceof Integer) {
+            return (Integer) i;
+        } else if (i instanceof Number) {
+            return ((Number) i).intValue();
+        }
+        return i != null ? Integer.parseInt(i.toString()) : null;
+    }
+
+    public static Long toLong(Object l) {
+        if (l instanceof Long) {
+            return (Long) l;
+        } else if (l instanceof Number) {
+            return ((Number) l).longValue();
+        }
+        return l != null ? Long.parseLong(l.toString()) : null;
+    }
+
+    public static Double toDouble(Object d) {
+        if (d instanceof Double) {
+            return (Double) d;
+        } else if (d instanceof Number) {
+            return ((Number) d).doubleValue();
+        }
+
+        return d != null ? Double.parseDouble(d.toString()) : null;
+    }
+
+    public static BigDecimal toBigDecimal(Object b) {
+        if (b instanceof BigDecimal) {
+            return (BigDecimal) b;
+        } else if (b != null) {
+            return new BigDecimal(b.toString());
+        } else {
+            return null;
+        }
+    }
+
+    public static BigInteger toBigInteger(Object b) {
+        if (b instanceof BigInteger) {
+            return (BigInteger) b;
+        }
+        // 数据类型 id(19 number)在 Oracle Jdbc 下对应的是 BigDecimal,
+        // 但是在 MySql 下对应的是 BigInteger，这会导致在 MySql 下生成的代码无法在 Oracle 数据库中使用
+        if (b instanceof BigDecimal) {
+            return ((BigDecimal) b).toBigInteger();
+        } else if (b instanceof Number) {
+            return BigInteger.valueOf(((Number) b).longValue());
+        } else if (b instanceof String) {
+            return new BigInteger((String) b);
+        }
+
+        return (BigInteger) b;
+    }
+
+    public static Float toFloat(Object f) {
+        if (f instanceof Float) {
+            return (Float) f;
+        } else if (f instanceof Number) {
+            return ((Number) f).floatValue();
+        }
+        return f != null ? Float.parseFloat(f.toString()) : null;
+    }
+
+
+    public static Short toShort(Object s) {
+        if (s instanceof Short) {
+            return (Short) s;
+        } else if (s instanceof Number) {
+            return ((Number) s).shortValue();
+        }
+        return s != null ? Short.parseShort(s.toString()) : null;
+    }
+
+
+    public static Byte toByte(Object b) {
+        if (b instanceof Byte) {
+            return (Byte) b;
+        } else if (b instanceof Number) {
+            return ((Number) b).byteValue();
+        }
+        return b != null ? Byte.parseByte(b.toString()) : null;
+    }
+
+    public static Boolean toBoolean(Object b) {
+        if (b instanceof Boolean) {
+            return (Boolean) b;
+        } else if (b == null) {
+            return null;
+        }
+
+        // 支持 Number 之下的整数类型
+        if (b instanceof Number) {
+            int n = ((Number) b).intValue();
+            if (n == 1) {
+                return Boolean.TRUE;
+            } else if (n == 0) {
+                return Boolean.FALSE;
+            }
+            throw new IllegalArgumentException("Can not support convert: \"" + b + "\" to boolean.");
+        }
+
+        // 支持 String
+        if (b instanceof String) {
+            String s = b.toString();
+            if ("true".equalsIgnoreCase(s) || "1".equals(s)) {
+                return Boolean.TRUE;
+            } else if ("false".equalsIgnoreCase(s) || "0".equals(s)) {
+                return Boolean.FALSE;
+            }
+        }
+
+        return (Boolean) b;
+    }
+
+    public static Number toNumber(Object o) {
+        if (o instanceof Number) {
+            return (Number) o;
+        } else if (o == null) {
+            return null;
+        }
+        String s = o.toString();
+        return s.indexOf('.') != -1 ? Double.parseDouble(s) : Long.parseLong(s);
+    }
+
+
+    public static Date toDate(Object o) {
+        if (o instanceof Date) {
+            return (Date) o;
+        }
+
+        if (o instanceof Temporal) {
+            if (o instanceof LocalDateTime) {
+                return DateUtil.toDate((LocalDateTime) o);
+            }
+            if (o instanceof LocalDate) {
+                return DateUtil.toDate((LocalDate) o);
+            }
+            if (o instanceof LocalTime) {
+                return DateUtil.toDate((LocalTime) o);
+            }
+        }
+
+        if (o instanceof String) {
+            String s = (String) o;
+            return DateUtil.parseDate(s);
+        }
+
+        return (Date) o;
+    }
+
+
+    public static LocalDateTime toLocalDateTime(Object o) {
+        if (o instanceof LocalDateTime) {
+            return (LocalDateTime) o;
+        }
+        if (o instanceof Date) {
+            return DateUtil.toLocalDateTime((Date) o);
+        }
+        if (o instanceof LocalDate) {
+            return ((LocalDate) o).atStartOfDay();
+        }
+        if (o instanceof LocalTime) {
+            return LocalDateTime.of(LocalDate.now(), (LocalTime) o);
+        }
+
+        if (o instanceof String) {
+            String s = (String) o;
+            return DateUtil.parseLocalDateTime(s);
+        }
+
+        return (LocalDateTime) o;
+    }
+}
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java
new file mode 100644
index 0000000..9572ca9
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java
@@ -0,0 +1,287 @@
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  

+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  

+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  

+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.gitee.fastmybatis.core.util;
+
+
+import java.sql.Timestamp;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.time.*;
+import java.time.format.DateTimeFormatter;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+
+public class DateUtil {
+
+    private DateUtil() {}
+
+    public static String datePatternWithoutDividing = "yyyyMMdd";
+    public static String datePattern = "yyyy-MM-dd";
+    public static final String dateMinutePattern = "yyyy-MM-dd HH:mm";
+    public static final String dateMinutePattern2 = "yyyy-MM-dd'T'HH:mm";
+    public static String datetimePattern = "yyyy-MM-dd HH:mm:ss";
+    public static final String dateMillisecondPattern = "yyyy-MM-dd HH:mm:ss SSS";
+    public static final String dateCSTPattern = "EEE MMM dd HH:mm:ss zzz yyyy";
+
+    private static final ThreadLocal> TL = ThreadLocal.withInitial(() -> new HashMap<>());
+
+    private static final Map dateTimeFormatters = new ConcurrentHashMap<>();
+
+    public static DateTimeFormatter getDateTimeFormatter(String pattern) {
+        DateTimeFormatter ret = dateTimeFormatters.get(pattern);
+        if (ret == null) {
+            ret = DateTimeFormatter.ofPattern(pattern);
+            dateTimeFormatters.put(pattern, ret);
+        }
+        return ret;
+    }
+
+    public static SimpleDateFormat getSimpleDateFormat(String pattern) {
+        SimpleDateFormat ret = TL.get().get(pattern);
+        if (ret == null) {
+            if (dateCSTPattern.equals(pattern)) {
+                ret = new SimpleDateFormat(dateCSTPattern, Locale.US);
+            } else {
+                ret = new SimpleDateFormat(pattern);
+            }
+            TL.get().put(pattern, ret);
+        }
+        return ret;
+    }
+
+
+    public static Date parseDate(Object value) {
+        if (value instanceof Number) {
+            return new Date(((Number) value).longValue());
+        }
+        if (value instanceof Timestamp) {
+            return new Date(((Timestamp) value).getTime());
+        }
+        if (value instanceof LocalDate) {
+            return DateUtil.toDate((LocalDate) value);
+        }
+        if (value instanceof LocalDateTime) {
+            return DateUtil.toDate((LocalDateTime) value);
+        }
+        if (value instanceof LocalTime) {
+            return DateUtil.toDate((LocalTime) value);
+        }
+        String s = value.toString();
+        if (StringUtil.isNumeric(s)) {
+            return new Date(Long.parseLong(s));
+        }
+        return DateUtil.parseDate(s);
+    }
+
+
+
+    public static Date parseDate(String dateString) {
+        if (StringUtil.isBlank(dateString)) {
+            return null;
+        }
+        dateString = dateString.trim();
+        try {
+            SimpleDateFormat sdf = getSimpleDateFormat(getPattern(dateString));
+            try {
+                return sdf.parse(dateString);
+            } catch (ParseException ex) {
+                //2022-10-23 00:00:00.0
+                int lastIndexOf = dateString.lastIndexOf(".");
+                if (lastIndexOf == 19) {
+                    return parseDate(dateString.substring(0, lastIndexOf));
+                }
+
+                //2022-10-23 00:00:00,0
+                lastIndexOf = dateString.lastIndexOf(",");
+                if (lastIndexOf == 19) {
+                    return parseDate(dateString.substring(0, lastIndexOf));
+                }
+
+                //2022-10-23 00:00:00 000123
+                lastIndexOf = dateString.lastIndexOf(" ");
+                if (lastIndexOf == 19) {
+                    return parseDate(dateString.substring(0, lastIndexOf));
+                }
+
+                if (dateString.contains(".") || dateString.contains("/")) {
+                    dateString = dateString.replace(".", "-").replace("/", "-");
+                    return sdf.parse(dateString);
+                } else {
+                    throw ex;
+                }
+            }
+        } catch (ParseException ex) {
+            throw new IllegalArgumentException("The date format is not supported for the date string: " + dateString);
+        }
+    }
+
+
+
+    public static LocalDateTime parseLocalDateTime(String dateString) {
+        if (StringUtil.isBlank(dateString)) {
+            return null;
+        }
+        dateString = dateString.trim();
+        DateTimeFormatter dateTimeFormatter = getDateTimeFormatter(getPattern(dateString));
+        try {
+            return LocalDateTime.parse(dateString, dateTimeFormatter);
+        } catch (Exception ex) {
+            //2022-10-23 00:00:00.0
+            int lastIndexOf = dateString.lastIndexOf(".");
+            if (lastIndexOf == 19) {
+                return parseLocalDateTime(dateString.substring(0, lastIndexOf));
+            }
+
+            //2022-10-23 00:00:00,0
+            lastIndexOf = dateString.lastIndexOf(",");
+            if (lastIndexOf == 19) {
+                return parseLocalDateTime(dateString.substring(0, lastIndexOf));
+            }
+
+            //2022-10-23 00:00:00 000123
+            lastIndexOf = dateString.lastIndexOf(" ");
+            if (lastIndexOf == 19) {
+                return parseLocalDateTime(dateString.substring(0, lastIndexOf));
+            }
+
+            if (dateString.contains(".") || dateString.contains("/")) {
+                dateString = dateString.replace(".", "-").replace("/", "-");
+                dateTimeFormatter = getDateTimeFormatter(getPattern(dateString));
+                return LocalDateTime.parse(dateString, dateTimeFormatter);
+            } else {
+                throw ex;
+            }
+        }
+    }
+
+
+    private static String getPattern(String dateString) {
+        int length = dateString.length();
+        if (length == datetimePattern.length()) {
+            return datetimePattern;
+        } else if (length == datePattern.length()) {
+            return datePattern;
+        } else if (length == dateMinutePattern.length()) {
+            if (dateString.contains("T")) {
+                return dateMinutePattern2;
+            }
+            return dateMinutePattern;
+        } else if (length == dateMillisecondPattern.length()) {
+            return dateMillisecondPattern;
+        } else if (length == datePatternWithoutDividing.length()) {
+            return datePatternWithoutDividing;
+        } else if (length == dateCSTPattern.length()) {
+            return dateCSTPattern;
+        } else {
+            throw new IllegalArgumentException("The date format is not supported for the date string: " + dateString);
+        }
+    }
+
+
+    public static LocalDateTime toLocalDateTime(Date date) {
+        if (date == null) {
+            return null;
+        }
+        // java.sql.Date 不支持 toInstant()，需要先转换成 java.util.Date
+        if (date instanceof java.sql.Date) {
+            date = new Date(date.getTime());
+        }
+
+        Instant instant = date.toInstant();
+        ZoneId zone = ZoneId.systemDefault();
+        return LocalDateTime.ofInstant(instant, zone);
+    }
+
+
+    public static LocalDate toLocalDate(Date date) {
+        if (date == null) {
+            return null;
+        }
+        // java.sql.Date 不支持 toInstant()，需要先转换成 java.util.Date
+        if (date instanceof java.sql.Date) {
+            date = new Date(date.getTime());
+        }
+
+        Instant instant = date.toInstant();
+        ZoneId zone = ZoneId.systemDefault();
+        LocalDateTime localDateTime = LocalDateTime.ofInstant(instant, zone);
+        return localDateTime.toLocalDate();
+    }
+
+
+    public static LocalTime toLocalTime(Date date) {
+        if (date == null) {
+            return null;
+        }
+        // java.sql.Date 不支持 toInstant()，需要先转换成 java.util.Date
+        if (date instanceof java.sql.Date) {
+            date = new Date(date.getTime());
+        }
+
+        Instant instant = date.toInstant();
+        ZoneId zone = ZoneId.systemDefault();
+        LocalDateTime localDateTime = LocalDateTime.ofInstant(instant, zone);
+        return localDateTime.toLocalTime();
+    }
+
+
+    public static Date toDate(LocalDateTime localDateTime) {
+        if (localDateTime == null) {
+            return null;
+        }
+        ZoneId zone = ZoneId.systemDefault();
+        Instant instant = localDateTime.atZone(zone).toInstant();
+        return Date.from(instant);
+    }
+
+
+    public static Date toDate(LocalDate localDate) {
+        if (localDate == null) {
+            return null;
+        }
+        ZoneId zone = ZoneId.systemDefault();
+        Instant instant = localDate.atStartOfDay().atZone(zone).toInstant();
+        return Date.from(instant);
+    }
+
+
+    public static Date toDate(LocalTime localTime) {
+        if (localTime == null) {
+            return null;
+        }
+        LocalDate localDate = LocalDate.now();
+        LocalDateTime localDateTime = LocalDateTime.of(localDate, localTime);
+        ZoneId zone = ZoneId.systemDefault();
+        Instant instant = localDateTime.atZone(zone).toInstant();
+        return Date.from(instant);
+    }
+
+
+    public static String toDateTimeString(Date date) {
+        return toString(date, datetimePattern);
+    }
+
+
+    public static String toString(Date date, String pattern) {
+        return date == null ? null : getSimpleDateFormat(pattern).format(date);
+    }
+
+
+}
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/StringUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/StringUtil.java
index 8af0213..a924d7b 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/StringUtil.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/StringUtil.java
@@ -128,4 +128,147 @@ public class StringUtil {
         }
     }
 
+    /**
+     * 第一个字符转换为小写
+     *
+     * @param string
+     */
+    public static String firstCharToLowerCase(String string) {
+        char firstChar = string.charAt(0);
+        if (firstChar >= 'A' && firstChar <= 'Z') {
+            char[] arr = string.toCharArray();
+            arr[0] += ('a' - 'A');
+            return new String(arr);
+        }
+        return string;
+    }
+
+
+    /**
+     * 第一个字符转换为大写
+     *
+     * @param string
+     */
+    public static String firstCharToUpperCase(String string) {
+        char firstChar = string.charAt(0);
+        if (firstChar >= 'a' && firstChar <= 'z') {
+            char[] arr = string.toCharArray();
+            arr[0] -= ('a' - 'A');
+            return new String(arr);
+        }
+        return string;
+    }
+    /**
+     * 驼峰转下划线格式
+     *
+     * @param string
+     */
+    public static String camelToUnderline(String string) {
+        if (isBlank(string)) {
+            return "";
+        }
+        int strLen = string.length();
+        StringBuilder sb = new StringBuilder(strLen);
+        for (int i = 0; i < strLen; i++) {
+            char c = string.charAt(i);
+            if (Character.isUpperCase(c) && i > 0) {
+                sb.append('_');
+            }
+            sb.append(Character.toLowerCase(c));
+        }
+        return sb.toString();
+    }
+
+    /**
+     * 下划线转驼峰格式
+     *
+     * @param string
+     */
+    public static String underlineToCamel(String string) {
+        if (isBlank(string)) {
+            return "";
+        }
+        String temp = string.toLowerCase();
+        int strLen = temp.length();
+        StringBuilder sb = new StringBuilder(strLen);
+        for (int i = 0; i < strLen; i++) {
+            char c = temp.charAt(i);
+            if (c == '_') {
+                if (++i < strLen) {
+                    sb.append(Character.toUpperCase(temp.charAt(i)));
+                }
+            } else {
+                sb.append(c);
+            }
+        }
+        return sb.toString();
+    }
+
+    /**
+     * 字符串为 null 或者内部字符全部为 ' ', '\t', '\n', '\r' 这四类字符时返回 true
+     */
+    public static boolean isBlank(String str) {
+        if (str == null) {
+            return true;
+        }
+
+        for (int i = 0, len = str.length(); i < len; i++) {
+            if (str.charAt(i) > ' ') {
+                return false;
+            }
+        }
+        return true;
+    }
+
+
+    /**
+     * 这个字符串是否是全是数字
+     *
+     * @param str
+     * @return
+     */
+    public static boolean isNumeric(String str) {
+        if (isBlank(str)) {
+            return false;
+        }
+        for (int i = str.length(); --i >= 0; ) {
+            int chr = str.charAt(i);
+            if (chr < 48 || chr > 57) {
+                return false;
+            }
+        }
+        return true;
+    }
+    public static boolean startsWithAny(String str, String... prefixes) {
+        if (isBlank(str) || prefixes == null || prefixes.length == 0) {
+            return false;
+        }
+
+        for (String prefix : prefixes) {
+            if (str.startsWith(prefix)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+
+    public static boolean endsWithAny(String str, String... suffixes) {
+        if (isBlank(str) || suffixes == null || suffixes.length == 0) {
+            return false;
+        }
+
+        for (String suffix : suffixes) {
+            if (str.endsWith(suffix)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+
+    public static String trimOrNull(String string) {
+        return string != null ? string.trim() : null;
+    }
+
 }
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/UpdateEntity.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/UpdateEntity.java
new file mode 100644
index 0000000..8658346
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/UpdateEntity.java
@@ -0,0 +1,23 @@
+package com.gitee.fastmybatis.core.util;
+
+import com.gitee.fastmybatis.core.FastmybatisContext;
+import com.gitee.fastmybatis.core.update.ModifyAttrsRecordProxyFactory;
+
+public class UpdateEntity {
+
+    private UpdateEntity() {}
+
+
+
+    public static  T of(Class clazz) {
+        return ModifyAttrsRecordProxyFactory.getInstance().get(clazz);
+    }
+
+    public static  T of(Class clazz, Object id) {
+        T newEntity = ModifyAttrsRecordProxyFactory.getInstance().get(clazz);
+        FastmybatisContext.setPkValue(newEntity,clazz,id);
+        return newEntity;
+    }
+
+
+}
diff --git a/fastmybatis-demo/fastmybatis-demo-springmvc/pom.xml b/fastmybatis-demo/fastmybatis-demo-springmvc/pom.xml
index e50d3eb..8e9ad89 100644
--- a/fastmybatis-demo/fastmybatis-demo-springmvc/pom.xml
+++ b/fastmybatis-demo/fastmybatis-demo-springmvc/pom.xml
@@ -14,7 +14,7 @@
 
 	
 		1.8
-		5.3.15
+		5.2.15.RELEASE
 		1.9.7
 		1.7.33
 		1.2.79
diff --git a/fastmybatis-demo/fastmybatis-demo-springmvc/src/test/java/com/myapp/TUserMapperTest.java b/fastmybatis-demo/fastmybatis-demo-springmvc/src/test/java/com/myapp/TUserMapperTest.java
index 77d5db7..a64e102 100644
--- a/fastmybatis-demo/fastmybatis-demo-springmvc/src/test/java/com/myapp/TUserMapperTest.java
+++ b/fastmybatis-demo/fastmybatis-demo-springmvc/src/test/java/com/myapp/TUserMapperTest.java
@@ -8,6 +8,7 @@ import com.gitee.fastmybatis.core.query.Query;
 import com.gitee.fastmybatis.core.query.Sort;
 import com.gitee.fastmybatis.core.query.annotation.Condition;
 import com.gitee.fastmybatis.core.query.expression.ValueExpression;
+import com.gitee.fastmybatis.core.util.UpdateEntity;
 import com.github.pagehelper.Page;
 import com.github.pagehelper.PageHelper;
 import com.myapp.entity.TUser;
@@ -506,6 +507,23 @@ public class TUserMapperTest extends TestBase {
         print("updateByQuery --> " + i);*/
     }
 
+
+    @Test
+    public void testForceUpdateById() {
+        TUser user =  UpdateEntity.of(TUser.class,123L);
+        user.setUsername("李四");
+        user.setRemark(null);
+        int i = mapper.forceUpdateById(user);
+        print("updateByQuery --> " + i);
+
+        TUser user2 =  UpdateEntity.of(TUser.class,123L);
+//        user.setUsername("李四");
+        user2.setRemark(null);
+        int i2 = mapper.forceUpdateById(user2);
+        print("updateByQuery2 --> " + i2);
+
+    }
+
     @Test
     public void testListByPojo() {
         UserDTO param = new UserDTO();
-- 
Gitee


From e704f61fc765a6e30a55d2b0e83c75e6702bd62d Mon Sep 17 00:00:00 2001
From: youbeiwuhuan 
Date: Thu, 13 Jul 2023 22:00:24 +0800
Subject: [PATCH 2/4] =?UTF-8?q?=E4=BC=98=E5=8C=96=E8=B0=83=E7=94=A8getter?=
 =?UTF-8?q?=E5=92=8Csetter?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../fastmybatis/core/FastmybatisContext.java  | 41 ++++++-------------
 .../fastmybatis/core/update/Reflectors.java   | 17 ++++++++
 2 files changed, 30 insertions(+), 28 deletions(-)
 create mode 100644 fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/Reflectors.java

diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java
index 7467d01..aca7657 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/FastmybatisContext.java
@@ -8,16 +8,15 @@ import com.gitee.fastmybatis.core.ext.spi.SpiContext;
 import com.gitee.fastmybatis.core.mapper.CrudMapper;
 import com.gitee.fastmybatis.core.mapper.Mapper;
 import com.gitee.fastmybatis.core.update.ModifyAttrsRecordProxyFactory;
+import com.gitee.fastmybatis.core.update.Reflectors;
 import com.gitee.fastmybatis.core.update.UpdateWrapper;
 import com.gitee.fastmybatis.core.util.ClassUtil;
 import com.gitee.fastmybatis.core.util.ConvertUtil;
-import com.gitee.fastmybatis.core.util.StringUtil;
 import org.apache.ibatis.logging.Log;
 import org.apache.ibatis.logging.LogFactory;
+import org.apache.ibatis.reflection.Reflector;
 
 import java.lang.reflect.Field;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
 import java.util.*;
 
 /**
@@ -148,21 +147,14 @@ public class FastmybatisContext {
             return null;
         }
 
-        Class idType = field.getType();
 
-        Method setter = ClassUtil.findMethod(entityClass, "get" + StringUtil.firstCharToUpperCase(pkJavaName), null);
-
-        if (setter == null) {
-            return null;
-        }
-        setter.setAccessible(true);
+        Reflector reflector = Reflectors.of(entityClass);
         try {
-            return setter.invoke(entity, null);
-        } catch (IllegalAccessException e) {
-            LOG.error("反射出错", e);
-        } catch (InvocationTargetException e) {
-            LOG.error("反射出错", e);
+            return reflector.getGetInvoker(field.getName()).invoke(entity, null);
+        } catch (Exception ignored) {
+            // do nothing here.
         }
+
         return null;
     }
 
@@ -178,21 +170,14 @@ public class FastmybatisContext {
             return;
         }
 
-        Class idType = field.getType();
-
-        Method setter = ClassUtil.findMethod(entityClass, "set" + StringUtil.firstCharToUpperCase(pkJavaName), new Class[]{idType});
-
-        if (setter == null) {
-            return;
-        }
-        setter.setAccessible(true);
+        Reflector reflector = Reflectors.of(entityClass);
         try {
-            setter.invoke(entity, new Object[]{ConvertUtil.convert(id, idType)});
-        } catch (IllegalAccessException e) {
-            LOG.error("反射出错", e);
-        } catch (InvocationTargetException e) {
-            LOG.error("反射出错", e);
+            reflector.getSetInvoker(field.getName()).invoke(entity, new Object[]{ConvertUtil.convert(id, field.getType())});
+        } catch (Exception ignored) {
+            // do nothing here.
         }
+
+
     }
 
     public static Set getIgnoreProperties(Class srcClass, Set includeProperties) {
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/Reflectors.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/Reflectors.java
new file mode 100644
index 0000000..273a3df
--- /dev/null
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/update/Reflectors.java
@@ -0,0 +1,17 @@
+
+package com.gitee.fastmybatis.core.update;
+
+import org.apache.ibatis.reflection.Reflector;
+import org.apache.ibatis.util.MapUtil;
+
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+
+public class Reflectors {
+
+    private static final  ConcurrentMap, Reflector> reflectorMap = new ConcurrentHashMap<>();
+
+    public static Reflector of(Class type){
+        return  MapUtil.computeIfAbsent(reflectorMap, type, Reflector::new);
+    }
+}
-- 
Gitee


From d72254945d497f7870d2306b286a0a283041965b Mon Sep 17 00:00:00 2001
From: youbeiwuhuan 
Date: Thu, 13 Jul 2023 22:11:14 +0800
Subject: [PATCH 3/4] =?UTF-8?q?=E4=BC=98=E5=8C=96import?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/gitee/fastmybatis/core/mapper/UpdateMapper.java    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java
index 2b2465e..4bbd496 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/mapper/UpdateMapper.java
@@ -6,7 +6,12 @@ import com.gitee.fastmybatis.core.update.ModifyAttrsRecordProxyFactory;
 import com.gitee.fastmybatis.core.update.UpdateWrapper;
 import org.apache.ibatis.annotations.Param;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+
 
 /**
  * 具备更新功能的Mapper
-- 
Gitee


From aae786eb0abe2f768fa691771252d42cb42d5e12 Mon Sep 17 00:00:00 2001
From: youbeiwuhuan 
Date: Thu, 13 Jul 2023 22:11:29 +0800
Subject: [PATCH 4/4] =?UTF-8?q?=E5=8E=BB=E6=8E=89=E6=96=87=E4=BB=B6?=
 =?UTF-8?q?=E6=B3=A8=E9=87=8A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../gitee/fastmybatis/core/util/ConvertUtil.java  | 15 ---------------
 .../com/gitee/fastmybatis/core/util/DateUtil.java | 15 ---------------
 2 files changed, 30 deletions(-)

diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java
index ebd639a..2fd29fd 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/ConvertUtil.java
@@ -1,18 +1,3 @@
-/*
- *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
- *  

- *  Licensed under the Apache License, Version 2.0 (the "License");
- *  you may not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *  

- *  http://www.apache.org/licenses/LICENSE-2.0
- *  

- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
- */
 package com.gitee.fastmybatis.core.util;
 
 import java.math.BigDecimal;
diff --git a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java
index 9572ca9..fd63928 100644
--- a/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java
+++ b/fastmybatis-core/src/main/java/com/gitee/fastmybatis/core/util/DateUtil.java
@@ -1,18 +1,3 @@
-/*
- *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
- *  

- *  Licensed under the Apache License, Version 2.0 (the "License");
- *  you may not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *  

- *  http://www.apache.org/licenses/LICENSE-2.0
- *  

- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
- */
 package com.gitee.fastmybatis.core.util;
 
 
-- 
Gitee