diff --git a/pom.xml b/pom.xml
index 93ab629..6ab7364 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>com.loafle.overflow</groupId>
             <artifactId>commons-java</artifactId>
-            <version>1.0.109-SNAPSHOT</version>
+            <version>1.0.110-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemService.java b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemService.java
index 65d0c06..f020e0d 100644
--- a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemService.java
+++ b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemService.java
@@ -27,10 +27,4 @@ public class CentralMetaCollectionItemService implements MetaCollectionItemServi
   public MetaCollectionItem readByKey(String key) throws OverflowException {
     return this.metaCollectionItemDAO.findByKey(key);
   }
-
-  @Override
-  public MetaCollectionItem readByID(Integer id) throws OverflowException {
-    return this.metaCollectionItemDAO.getOne(id);
-  }
-
 }
diff --git a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemMappingService.java b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemMappingService.java
index d9713e9..1432ed8 100644
--- a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemMappingService.java
+++ b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemMappingService.java
@@ -33,11 +33,6 @@ public class CentralMetaDisplayItemMappingService implements MetaDisplayItemMapp
     return this.metaDisplayItemMappingDAO.findAllByMetaCrawlerMappingId(metaCrawlerMappingID);
   }
 
-  @Override
-  public MetaDisplayItemMapping read(Long ID) throws OverflowException {
-    return null;
-  }
-
   @Override
   public List<MetaDisplayItemMapping> readAll() throws OverflowException {
     return this.metaDisplayItemMappingDAO.findAll();
diff --git a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemService.java b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemService.java
index d5f1194..ec02c47 100644
--- a/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemService.java
+++ b/src/main/java/com/loafle/overflow/central/module/meta/service/CentralMetaDisplayItemService.java
@@ -22,11 +22,6 @@ public class CentralMetaDisplayItemService implements MetaDisplayItemService {
     return this.metaDisplayItemDAO.save(metaDisplayItem);
   }
 
-  @Override
-  public MetaDisplayItem read(Long id) throws OverflowException {
-    return null;
-  }
-
   @Override
   public List<MetaDisplayItem> readAll() throws OverflowException {
     return this.metaDisplayItemDAO.findAll();
diff --git a/src/test/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemServiceTest.java b/src/test/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemServiceTest.java
new file mode 100644
index 0000000..27a28e7
--- /dev/null
+++ b/src/test/java/com/loafle/overflow/central/module/meta/service/CentralMetaCollectionItemServiceTest.java
@@ -0,0 +1,20 @@
+package com.loafle.overflow.central.module.meta.service;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class CentralMetaCollectionItemServiceTest {
+
+  @Test
+  public void readAll() {
+  }
+
+  @Test
+  public void readByKey() {
+  }
+
+  @Test
+  public void readByID() {
+  }
+}