diff --git a/doc/XXL-JOB-English-Documentation.md b/doc/XXL-JOB-English-Documentation.md
index e34db77..42a8a65 100644
--- a/doc/XXL-JOB-English-Documentation.md
+++ b/doc/XXL-JOB-English-Documentation.md
@@ -565,7 +565,7 @@
 So if you want stop the running task ,the JobHandler need to handle InterruptedException separately by throw this exception.the right logic is as shown below:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;

diff --git a/doc/XXL-JOB-English-Documentation.md b/doc/XXL-JOB-English-Documentation.md
index e34db77..42a8a65 100644
--- a/doc/XXL-JOB-English-Documentation.md
+++ b/doc/XXL-JOB-English-Documentation.md
@@ -565,7 +565,7 @@
 So if you want stop the running task ,the JobHandler need to handle InterruptedException separately by throw this exception.the right logic is as shown below:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;
diff --git "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md" "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
index e982698..5b544d7 100644
--- "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
+++ "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
@@ -730,7 +730,7 @@
 因此, 如果遇到上述任务终止不可用的情况, 需要在JobHandler中应该针对 "InterruptedException" 异常进行特殊处理 (向上抛出) , 正确逻辑如下:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;

diff --git a/doc/XXL-JOB-English-Documentation.md b/doc/XXL-JOB-English-Documentation.md
index e34db77..42a8a65 100644
--- a/doc/XXL-JOB-English-Documentation.md
+++ b/doc/XXL-JOB-English-Documentation.md
@@ -565,7 +565,7 @@
 So if you want stop the running task ,the JobHandler need to handle InterruptedException separately by throw this exception.the right logic is as shown below:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;
diff --git "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md" "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
index e982698..5b544d7 100644
--- "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
+++ "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
@@ -730,7 +730,7 @@
 因此, 如果遇到上述任务终止不可用的情况, 需要在JobHandler中应该针对 "InterruptedException" 异常进行特殊处理 (向上抛出) , 正确逻辑如下:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;
diff --git a/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java b/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
index c0a4f24..7e1ac11 100644
--- a/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
+++ b/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
@@ -192,7 +192,7 @@
 			}
 		}
 
-		// TODO, custom alarm strategy, such as sms
+		// do something, custom alarm strategy, such as sms
 
 
 		return alarmResult;

diff --git a/doc/XXL-JOB-English-Documentation.md b/doc/XXL-JOB-English-Documentation.md
index e34db77..42a8a65 100644
--- a/doc/XXL-JOB-English-Documentation.md
+++ b/doc/XXL-JOB-English-Documentation.md
@@ -565,7 +565,7 @@
 So if you want stop the running task ,the JobHandler need to handle InterruptedException separately by throw this exception.the right logic is as shown below:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;
diff --git "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md" "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
index e982698..5b544d7 100644
--- "a/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
+++ "b/doc/XXL-JOB\345\256\230\346\226\271\346\226\207\346\241\243.md"
@@ -730,7 +730,7 @@
 因此, 如果遇到上述任务终止不可用的情况, 需要在JobHandler中应该针对 "InterruptedException" 异常进行特殊处理 (向上抛出) , 正确逻辑如下:
 ```
 try{
-    // TODO
+    // do something
 } catch (Exception e) {
     if (e instanceof InterruptedException) {
         throw e;
diff --git a/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java b/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
index c0a4f24..7e1ac11 100644
--- a/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
+++ b/xxl-job-admin/src/main/java/com/xxl/job/admin/core/thread/JobFailMonitorHelper.java
@@ -192,7 +192,7 @@
 			}
 		}
 
-		// TODO, custom alarm strategy, such as sms
+		// do something, custom alarm strategy, such as sms
 
 
 		return alarmResult;
diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/handler/IJobHandler.java b/xxl-job-core/src/main/java/com/xxl/job/core/handler/IJobHandler.java
index 4347637..e8e7dc2 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/handler/IJobHandler.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/handler/IJobHandler.java
@@ -32,7 +32,7 @@
 	 * init handler, invoked when JobThread init
 	 */
 	public void init() {
-		// TODO
+		// do something
 	}
 
 
@@ -40,7 +40,7 @@
 	 * destroy handler, invoked when JobThread destroy
 	 */
 	public void destroy() {
-		// TODO
+		// do something
 	}