Glue(Shell) 等脚本任务支持失败重试；

doc/XXL-JOB官方文档.md

 --- | --- | ---
 成功 | IJobHandler.SUCCESS | 0
 失败 | IJobHandler.FAIL | -1（其他）
-失败重试 | IJobHandler.FAIL_RETRY | 501
+失败重试 | IJobHandler.FAIL_RETRY | 101
 
 
 ## 六、版本更新日志

xxl-job-admin/src/main/resources/mybatis-mapper/XxlJobLogMapper.xml

 		SELECT <include refid="Base_Column_List" />
 		FROM XXL_JOB_QRTZ_TRIGGER_LOG AS t
 		<trim prefix="WHERE" prefixOverrides="AND | OR" >
-			<if test="jobGroup != null and jobGroup != ''">
+			<if test="jobGroup gt 0">
 				AND t.job_group = #{jobGroup}
 			</if>
 			<if test="jobId gt 0">
 			</if>
 			<if test="logStatus == 2" >
 				AND (
-					(t.trigger_code <![CDATA[ > ]]> 0 AND t.trigger_code!=200) ||
-					(t.handle_code <![CDATA[ > ]]> 0 AND t.handle_code!=200)
+					t.trigger_code NOT IN (0, 200) ||
+					t.handle_code NOT IN (0, 200)
 				)
 			</if>
 			<if test="logStatus == 3" >
-				AND (t.trigger_code = 200 AND t.handle_code=0)
+				AND t.trigger_code = 200
+				AND t.handle_code = 0
 			</if>
 		</trim>
 		ORDER BY id DESC
 		SELECT count(1)
 		FROM XXL_JOB_QRTZ_TRIGGER_LOG AS t
 		<trim prefix="WHERE" prefixOverrides="AND | OR" >
-			<if test="jobGroup != null and jobGroup != ''">
+			<if test="jobGroup gt 0">
 				AND t.job_group = #{jobGroup}
 			</if>
 			<if test="jobId gt 0">
 			</if>
 			<if test="logStatus == 2" >
 				AND (
-				(t.trigger_code <![CDATA[ > ]]> 0 AND t.trigger_code!=200) ||
-				(t.handle_code <![CDATA[ > ]]> 0 AND t.handle_code!=200)
+					t.trigger_code NOT IN (0, 200) ||
+					t.handle_code NOT IN (0, 200)
 				)
 			</if>
 			<if test="logStatus == 3" >
-				AND (t.trigger_code = 200 AND t.handle_code=0)
+				AND t.trigger_code = 200
+				AND t.handle_code = 0
 			</if>
 		</trim>
 	</select>

xxl-job-core/src/main/java/com/xxl/job/core/handler/impl/ScriptJobHandler.java

 
         if (exitValue == 0) {
             return IJobHandler.SUCCESS;
-        } else if (exitValue == 501) {
+        } else if (exitValue == 101) {
             return IJobHandler.FAIL_RETRY;
         } else {
             return new ReturnT<String>(IJobHandler.FAIL.getCode(), "script exit value("+exitValue+") is failed");