diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 3441873b67..452ef651af 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,63 +4,10 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="2a855b03-5ee0-4324-b916-110994784a14" name="Changes" comment="Update the link for Junit 4 and @Before">
-      <change beforePath="$PROJECT_DIR$/.idea/compiler.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/compiler.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/encodings.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/encodings.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/runConfigurations.xml" beforeDir="false" />
+    <list default="true" id="2a855b03-5ee0-4324-b916-110994784a14" name="Changes" comment="Add logic for JSON to OBJ">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/pom.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/README.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/pom.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/failure_vs_error/SimpleCalculator.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/failure_vs_error/SimpleCalculator.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit/tags/example/Employee.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit/tags/example/Employee.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit/tags/example/EmployeeDAO.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit/tags/example/EmployeeDAO.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit/tags/example/EmployeeRowMapper.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit/tags/example/EmployeeRowMapper.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit/tags/example/SpringJdbcConfig.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit/tags/example/SpringJdbcConfig.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit5/Greetings.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit5/Greetings.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/java/com/ossez/junit5/bean/NumbersBean.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/java/com/ossez/junit5/bean/NumbersBean.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/resources/jdbc/schema.sql" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/resources/jdbc/schema.sql" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/resources/jdbc/springJdbc-config.xml" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/resources/jdbc/springJdbc-config.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/main/resources/jdbc/test-data.sql" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/main/resources/jdbc/test-data.sql" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/ExceptionUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/ExceptionUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/FirstUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/FirstUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/GreetingsUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/GreetingsUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/JUnit5NewFeaturesUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/JUnit5NewFeaturesUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/LiveTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/LiveTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/assertexception/ExceptionAssertionUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/assertexception/ExceptionAssertionUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/assertexception/migration/junit4/ExceptionAssertionUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/assertexception/migration/junit4/ExceptionAssertionUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/categories/EmployeeDAOCategoryIntegrationTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/categories/EmployeeDAOCategoryIntegrationTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/categories/EmployeeDAOUnitTestSuite.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/categories/EmployeeDAOUnitTestSuite.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/categories/IntegrationTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/categories/IntegrationTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/categories/UnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/categories/UnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/example/EmployeeDAOIntegrationTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/example/EmployeeDAOIntegrationTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/example/EmployeeUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/example/EmployeeUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/extensions/tempdir/SharedTemporaryDirectoryUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/extensions/tempdir/SharedTemporaryDirectoryUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/extensions/tempdir/TemporaryDirectoryUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/extensions/tempdir/TemporaryDirectoryUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/failure_vs_error/SimpleCalculatorUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/failure_vs_error/SimpleCalculatorUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/junit5/bean/test/NumbersBeanUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/junit5/bean/test/NumbersBeanUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/junit5/spring/GreetingsSpringUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/junit5/spring/GreetingsSpringUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/junit5/spring/SpringTestConfiguration.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/junit5/spring/SpringTestConfiguration.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/AnnotationTestExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/AnnotationTestExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/AssertionsExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/AssertionsExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/BeforeAndAfterAnnotationsUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/BeforeAndAfterAnnotationsUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/BeforeClassAndAfterClassAnnotationsUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/BeforeClassAndAfterClassAnnotationsUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/RuleExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/RuleExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/categories/Annotations.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/categories/Annotations.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/categories/JUnit4UnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/categories/JUnit4UnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit4/rules/TraceUnitTestRule.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit4/rules/TraceUnitTestRule.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/AnnotationTestExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/AnnotationTestExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/AssertionsExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/AssertionsExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/AssumptionUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/AssumptionUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/BeforeAllAndAfterAllAnnotationsUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/BeforeAllAndAfterAllAnnotationsUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/BeforeEachAndAfterEachAnnotationsUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/BeforeEachAndAfterEachAnnotationsUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/RuleExampleUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/RuleExampleUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/migration/junit5/extensions/TraceUnitExtension.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/migration/junit5/extensions/TraceUnitExtension.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/resourcedirectory/ReadResourceDirectoryUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/resourcedirectory/ReadResourceDirectoryUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/suites/AllUnitTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/suites/AllUnitTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/tags/EmployeeDAOIntegrationTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/tags/EmployeeDAOIntegrationTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/java/com/ossez/tags/EmployeeDAOTestSuite.java" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/java/com/ossez/tags/EmployeeDAOTestSuite.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/testing/junit-5-basics/src/test/resources/example_resource.txt" beforeDir="false" afterPath="$PROJECT_DIR$/testing-modules/junit-5-basics/src/test/resources/example_resource.txt" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/jackson-modules/jackson-conversions/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/jackson-modules/jackson-conversions/README.md" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/jackson-modules/jackson/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/jackson-modules/jackson/README.md" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -85,12 +32,14 @@
     <option name="myId2FirstActivated">
       <map>
         <entry key="JPA Structure" value="true" />
+        <entry key="com.haulmont.jpb.jpaPalette" value="true" />
         <entry key="com.haulmont.jpb.jpaStructure" value="true" />
       </map>
     </option>
     <option name="myId2Visible">
       <map>
         <entry key="JPA Structure" value="false" />
+        <entry key="com.haulmont.jpb.jpaPalette" value="false" />
         <entry key="com.haulmont.jpb.jpaStructure" value="false" />
       </map>
     </option>
@@ -107,6 +56,7 @@
     <option name="showLibraryContents" value="true" />
   </component>
   <component name="PropertiesComponent">
+    <property name="DatabaseDriversLRU" value="mariadb" />
     <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
     <property name="RunOnceActivity.ShowReadmeOnStart" value="true" />
     <property name="SHARE_PROJECT_CONFIGURATION_FILES" value="true" />
@@ -246,7 +196,13 @@
       <workItem from="1636036083756" duration="1939000" />
       <workItem from="1637604679020" duration="4122000" />
       <workItem from="1643144156003" duration="50000" />
-      <workItem from="1646495852750" duration="934000" />
+      <workItem from="1646495852750" duration="4995000" />
+      <workItem from="1646839802700" duration="395000" />
+      <workItem from="1647437503983" duration="720000" />
+      <workItem from="1648647071224" duration="51293000" />
+      <workItem from="1649427299582" duration="1874000" />
+      <workItem from="1649700348383" duration="1281000" />
+      <workItem from="1649775528408" duration="637000" />
     </task>
     <task id="LOCAL-00001" summary="修改项目到不同的路径">
       <created>1632420206392</created>
@@ -360,7 +316,21 @@
       <option name="project" value="LOCAL" />
       <updated>1637610032904</updated>
     </task>
-    <option name="localTasksCounter" value="17" />
+    <task id="LOCAL-00017" summary="Copy source code for testing and update testing object">
+      <created>1646496865741</created>
+      <option name="number" value="00017" />
+      <option name="presentableId" value="LOCAL-00017" />
+      <option name="project" value="LOCAL" />
+      <updated>1646496865741</updated>
+    </task>
+    <task id="LOCAL-00018" summary="Add logic for JSON to OBJ">
+      <created>1646496916425</created>
+      <option name="number" value="00018" />
+      <option name="presentableId" value="LOCAL-00018" />
+      <option name="project" value="LOCAL" />
+      <updated>1646496916425</updated>
+    </task>
+    <option name="localTasksCounter" value="19" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -392,7 +362,9 @@
     <MESSAGE value="Add Junit5 test base" />
     <MESSAGE value="Rename package to ossez" />
     <MESSAGE value="Update the link for Junit 4 and @Before" />
-    <option name="LAST_COMMIT_MESSAGE" value="Update the link for Junit 4 and @Before" />
+    <MESSAGE value="Copy source code for testing and update testing object" />
+    <MESSAGE value="Add logic for JSON to OBJ" />
+    <option name="LAST_COMMIT_MESSAGE" value="Add logic for JSON to OBJ" />
   </component>
   <component name="XDebuggerManager">
     <breakpoint-manager>
diff --git a/jackson-modules/jackson-conversions/README.md b/jackson-modules/jackson-conversions/README.md
index 438eaff052..25e299800a 100644
--- a/jackson-modules/jackson-conversions/README.md
+++ b/jackson-modules/jackson-conversions/README.md
@@ -1,6 +1,6 @@
-## Jackson Conversions
+## Jackson 转换
 
-This module contains articles about Jackson conversions.
+这个模块主要是针对 Jackson 转换（Jackson Conversions） 有关的文章。
 
 ### Relevant Articles:
 - [Jackson – Unmarshall to Collection/Array](https://www.baeldung.com/jackson-collection-array)
diff --git a/jackson-modules/jackson/README.md b/jackson-modules/jackson/README.md
index 50e13a5b75..5fa0e1e7d9 100644
--- a/jackson-modules/jackson/README.md
+++ b/jackson-modules/jackson/README.md
@@ -1,12 +1,12 @@
-## Jackson Cookbooks and Examples
+## Jackson 相关文章和实例
 
-This module contains articles about Jackson.
+这个模块主要是针对 Jackson 有关的文章
 
-### The Course
+### 相关课程和讨论
 
-The "REST With Spring" Classes: http://bit.ly/restwithspring
+有关 "计算机设计相关的课程" ：https://www.ossez.com/
 
-### Relevant Articles: 
+### 相关文章 
 - [Using Optional with Jackson](https://www.baeldung.com/jackson-optional)
 - [Compare Two JSON Objects with Jackson](https://www.baeldung.com/jackson-compare-two-json-objects)
 - [Jackson vs Gson](https://www.baeldung.com/jackson-vs-gson)