解决Wrapper对布尔类型构造sql语句错误

mybatis-plus/src/main/java/com/baomidou/mybatisplus/toolkit/ReflectionKit.java

@@ -15,10 +15,7 @@
  */
 package com.baomidou.mybatisplus.toolkit;
 
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.lang.reflect.ParameterizedType;
-import java.lang.reflect.Type;
+import java.lang.reflect.*;
 import java.util.List;
 
 import org.apache.ibatis.logging.Log;
@@ -44,12 +41,21 @@ public class ReflectionKit {
 	 * 反射 method 方法名，例如 getId
 	 * </p>
 	 *
-	 * @param str
-	 *            属性字符串内容
-	 * @return
+	 *
+     * @param field
+     * @param str
+     *            属性字符串内容
+     * @return
 	 */
-	public static String getMethodCapitalize(final String str) {
-		return StringUtils.concatCapitalize("get", str);
+	public static String getMethodCapitalize(Field field, final String str) {
+        Class<?> fieldType = field.getType();
+        String concatstr;
+        if (Boolean.class.equals(fieldType) || boolean.class.equals(fieldType)) {
+            concatstr = "is";
+        }else{
+            concatstr ="get";
+        }
+        return StringUtils.concatCapitalize(concatstr, str);
 	}
 
 	/**
@@ -65,13 +71,14 @@ public class ReflectionKit {
 	public static Object getMethodValue(Class<?> cls, Object entity, String str) {
 		Object obj = null;
 		try {
-			Method method = cls.getMethod(getMethodCapitalize(str));
+            Field field = cls.getDeclaredField(str);
+            Method method = cls.getMethod(getMethodCapitalize(field,str));
 			obj = method.invoke(entity);
 		} catch (NoSuchMethodException e) {
 			logger.warn(String.format("Warn: No such method. in %s.  Cause:", cls.getSimpleName()) + e);
 		} catch (IllegalAccessException e) {
 			logger.warn(String.format("Warn: Cannot execute a private method. in %s.  Cause:", cls.getSimpleName()) + e);
-		} catch (InvocationTargetException e) {
+		} catch (Exception e) {
 			logger.warn("Warn: Unexpected exception on getMethodValue.  Cause:" + e);
 		}
 		return obj;