Index: ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/helper/DataHelperForPacking.java
===================================================================
diff -u -r36182 -r36183
--- ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/helper/DataHelperForPacking.java	(.../DataHelperForPacking.java)	(revision 36182)
+++ ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/helper/DataHelperForPacking.java	(.../DataHelperForPacking.java)	(revision 36183)
@@ -126,23 +126,17 @@
 		if(StringTools.isBlank(serialNumber)){
 			throw new RuntimeException("装配任务的序列号不能设置为空");
 		}
+		Set<Long> ids = new HashSet<Long>();
+		for (PackingTask pt : packingTasks) {
+			ids.add(pt.getId());
+		}
 		StringBuffer sbf = new StringBuffer();
 		sbf.append("update ");
 		sbf.append(PackingTask.class.getSimpleName());
 		sbf.append(" set serialNumber='");
 		sbf.append(serialNumber);
-		sbf.append("' where id=?;");
-		jdbcTemplate.batchUpdate(sbf.toString(), new BatchPreparedStatementSetter() {
-			
-			@Override
-			public void setValues(PreparedStatement ps, int i) throws SQLException {
-				ps.setLong(1, packingTasks.get(i).getId());
-			}
-			
-			@Override
-			public int getBatchSize() {
-				return packingTasks.size();
-			}
-		});
+		sbf.append("' where ");
+		sbf.append(SqlUtils.getNonStringFieldInLargeCollectionsPredicate("id", ids));
+		jdbcTemplate.execute(sbf.toString());
 	}
 }