diff --git a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/util/StringUtil.java b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/util/StringUtil.java
index 95bfee7..6a7a274 100644
--- a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/util/StringUtil.java
+++ b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/util/StringUtil.java
@@ -33,58 +33,4 @@ public class StringUtil {
 		}
 		return fieldNames;
 	}
-
-	/**
-	 * 获取对象所有属性名
-	 * @param clazz
-	 * @return
-	 */
-	public static List<String> getFieldList(Class clazz) {
-		Field[] fields = clazz.getDeclaredFields();
-		Field[] superFields = clazz.getSuperclass().getDeclaredFields();
-		List<String> fieldNames = new ArrayList<>();
-		for(int i = 0;i < fields.length; i++){
-			fieldNames.add(fields[i].getName());
-		}
-		for(int i = 0;i < superFields.length; i++){
-			fieldNames.add(superFields[i].getName());
-		}
-		return fieldNames;
-	}
-
-	/**
-	 * 根据属性名和对象获取属性对应的值
-	 * @param fieldName
-	 * @param o
-	 * @return
-	 */
-	public static Object getFieldValueByName(String fieldName, Object o) {
-		try {
-			String firstLetter = fieldName.substring(0, 1).toUpperCase();
-			String getter = "get" + firstLetter + fieldName.substring(1);
-			Method method = o.getClass().getMethod(getter, new Class[] {});
-			Object value = method.invoke(o, new Object[] {});
-			return value;
-		} catch (Exception e) {
-			return null;
-		}
-	}
-
-	private static Pattern linePattern = Pattern.compile("_(\\w)");
-
-	/** 驼峰转下划线 */
-	public static Map<String, Object> humpToLine(Map<String, Object> map) {
-		Map<String, Object> resultMap = new HashMap<>();
-		for (String str : map.keySet()) {
-			str = str.toLowerCase();
-			Matcher matcher = linePattern.matcher(str);
-			StringBuffer sb = new StringBuffer();
-			while (matcher.find()) {
-				matcher.appendReplacement(sb, matcher.group(1).toUpperCase());
-			}
-			matcher.appendTail(sb);
-			resultMap.put(sb.toString(), map.get(str));
-		}
-		return resultMap;
-	}
 }
diff --git a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/sqlpack/MesHqlPack.java b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/sqlpack/MesHqlPack.java
index b9eb3ec..001ee09 100644
--- a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/sqlpack/MesHqlPack.java
+++ b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/sqlpack/MesHqlPack.java
@@ -1388,7 +1388,7 @@ public class MesHqlPack {
         if (!StringUtils.isEmpty(mesQcCheckStandard.getWorkCenterCode())) {
             DdlPreparedPack.getStringEqualPack(mesQcCheckStandard.getWorkCenterCode(), "workCenterCode", packBean);
         }
-        if (null == mesQcCheckStandard.getCheckType()) {
+        if (mesQcCheckStandard.getCheckType() != null) {
             DdlPreparedPack.getNumberBiggerEqualPack(mesQcCheckStandard.getCheckType(), "checkType", packBean);
         }
         if (!StringUtils.isEmpty(mesQcCheckStandard.getCheckItem())) {