Fix handler

Author: zhangrongfan

mybatis-boost-core/src/main/java/cn/mybatisboost/json/JsonTypeHandler.java

@@ -13,16 +13,17 @@
 import java.sql.SQLException;
 
 @MappedTypes(Property.class)
-public class JsonTypeHandler extends BaseTypeHandler<Property<?>> {
+public class JsonTypeHandler extends BaseTypeHandler<Object> {
 
     static ObjectMapper objectMapper = new ObjectMapper().findAndRegisterModules();
 
     @Override
-    public void setNonNullParameter(PreparedStatement ps, int i, Property<?> parameter, JdbcType jdbcType)
+    public void setNonNullParameter(PreparedStatement ps, int i, Object parameter, JdbcType jdbcType)
             throws SQLException {
         try {
-            if (parameter.isPresent()) {
-                ps.setString(i, objectMapper.writeValueAsString(parameter.get()));
+            Property<?> property = (Property<?>) parameter;
+            if (property.isPresent()) {
+                ps.setString(i, objectMapper.writeValueAsString(property.get()));
             } else {
                 ps.setObject(i, null);
             }
@@ -32,17 +33,17 @@ public void setNonNullParameter(PreparedStatement ps, int i, Property<?> paramet
     }
 
     @Override
-    public Property<?> getNullableResult(ResultSet rs, String columnName) throws SQLException {
-        return Property.ofNullable(rs.getString(columnName));
+    public Object getNullableResult(ResultSet rs, String columnName) throws SQLException {
+        return rs.getString(columnName);
     }
 
     @Override
-    public Property<?> getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
-        return Property.ofNullable(rs.getString(columnIndex));
+    public Object getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
+        return rs.getString(columnIndex);
     }
 
     @Override
-    public Property<?> getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
-        return Property.ofNullable(cs.getString(columnIndex));
+    public Object getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
+        return cs.getString(columnIndex);
     }
 }

mybatis-boost-test/src/main/java/cn/mybatisboost/test/Project.java

@@ -1,6 +1,6 @@
 package cn.mybatisboost.test;
 
-import cn.mybatisboost.support.Property;
+import java.util.Optional;
 
 public class Project {
 
@@ -10,7 +10,7 @@ public class Project {
     private String license;
     private String scm;
     private String developer;
-    private Property<Website> website = Property.empty();
+    private Website website;
 
     public Project() {
     }
@@ -21,7 +21,7 @@ public Project(String groupId, String artifactId, String license, String scm, St
         this.license = license;
         this.scm = scm;
         this.developer = developer;
-        this.website = Property.ofNullable(website);
+        this.website = website;
     }
 
     public Integer getId() {
@@ -79,12 +79,12 @@ public Project setDeveloper(String developer) {
     }
 
 
-    public Property<Website> getWebsite() {
-        return website;
+    public Optional<Website> getWebsite() {
+        return Optional.ofNullable(website);
     }
 
     public void setWebsite(Website website) {
-        this.website = Property.ofNullable(website);
+        this.website = website;
     }
 
     @Override