diff --git a/src/main/java/com/dispose/ability/DeviceDisposeAbility.java b/src/main/java/com/dispose/ability/DeviceDisposeAbility.java
deleted file mode 100644
index 5b974530..00000000
--- a/src/main/java/com/dispose/ability/DeviceDisposeAbility.java
+++ /dev/null
@@ -1,32 +0,0 @@
-package com.dispose.ability;
-
-import com.dispose.common.DisposeCapacityType;
-
-/**
- * The interface Device dispose ability.
- *
- * @param <T> the type parameter
- * @author <huangxin@cmhi.chinamoblie.com>
- */
-public interface DeviceDisposeAbility <T> {
-    /**
-     * Device dispose exec t.
-     *
-     * @param callback the callback
-     * @param capType  the cap type
-     * @param ipAddr   the ip addr
-     * @param args     the args
-     * @return the t
-     */
-    T deviceDisposeExec(DisposeTaskCallback callback, DisposeCapacityType capType, String ipAddr, Object... args);
-
-    /**
-     * Device dispose stop t.
-     *
-     * @param callback the callback
-     * @param capType  the cap type
-     * @param args     the args
-     * @return the t
-     */
-    T deviceDisposeStop(DisposeTaskCallback callback, DisposeCapacityType capType, Object... args);
-}
diff --git a/src/main/java/com/dispose/ability/DisposeTaskCallback.java b/src/main/java/com/dispose/ability/DisposeTaskCallback.java
deleted file mode 100644
index 355a9407..00000000
--- a/src/main/java/com/dispose/ability/DisposeTaskCallback.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.dispose.ability;
-
-import com.dispose.common.ErrorCode;
-
-/**
- * The interface Dispose task callback.
- *
- * @author <huangxin@cmhi.chinamoblie.com>
- */
-public interface DisposeTaskCallback {
-    /**
-     * Upgrade status callback.
-     *
-     * @param err the err
-     */
-    void upgradeStatusCallback(ErrorCode err);
-}