diff --git a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
index bd26fed6..cdb74d29 100644
--- a/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
+++ b/src/main/java/com/dispose/ability/impl/DpTechBypassAbilityImpl.java
@@ -37,6 +37,9 @@ import java.util.regex.Pattern;
 @Slf4j
 public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
 
+    /**
+     * The Dispose object cache.
+     */
     private final Hashtable<String, String> disposeObjectCache = new Hashtable<>();
 
     /**
@@ -290,6 +293,17 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
         }
     }
 
+    /**
+     * Run dispose mul return type.
+     *
+     * @param disposeObject the dispose object
+     * @param objectType    the object type
+     * @param capType       the cap type
+     * @param nfDirection   the nf direction
+     * @param attackType    the attack type
+     * @param duration      the duration
+     * @return the mul return type
+     */
     @Override
     public MulReturnType<ErrorCode, String> runDispose(String disposeObject, DisposeObjectType objectType,
                                                        DisposeCapacityType capType,
@@ -385,6 +399,16 @@ public class DpTechBypassAbilityImpl extends DpTechAbilityImpl {
         return new MulReturnType<>(err, null);
     }
 
+    /**
+     * Stop dispose mul return type.
+     *
+     * @param disposeObject the dispose object
+     * @param capType       the cap type
+     * @param nfDirection   the nf direction
+     * @param attackType    the attack type
+     * @param taskId        the task id
+     * @return the mul return type
+     */
     @Override
     public MulReturnType<ErrorCode, Long> stopDispose(String disposeObject,
                                                       DisposeCapacityType capType,