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zhuangqian 2016-09-29 12:38:24 +08:00
parent 343a861fb9
commit bf0a9869aa
1 changed files with 3 additions and 3 deletions
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src/main/java/com/smallchill/core/plugins/dao/Blade.java
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@ -429,11 +429,11 @@ public class Blade {
// 1.数据是否还存在 // 1.数据是否还存在
String sqlExist = new StringBuffer("select * from ").append(table).append(" where ").append(pk).append(" = #{idValue} ").toString(); String sqlExist = new StringBuffer("select * from ").append(table).append(" where ").append(pk).append(" = #{idValue} ").toString();
Map modelOld = Db.init(dbName).selectOne(sqlExist, Paras.create().set("idValue", idValue)); Map modelOld = Db.init(dbName).selectOne(sqlExist, Paras.create().set("idValue", idValue));
// 数据已经被删除 // 2.数据已经被删除
if (null == modelOld) { if (null == modelOld) {
throw new RuntimeException("数据库中此数据不存在，可能数据已经被删除，请刷新数据后在操作"); throw new RuntimeException("数据库中此数据不存在，可能数据已经被删除，请刷新数据后再操作");
} }
// 2.乐观锁控制 // 3.乐观锁控制
Paras modelForm = Paras.parse(model); Paras modelForm = Paras.parse(model);
if (modelForm.get(Const.OPTIMISTIC_LOCK.toLowerCase()) != null) { // 是否需要乐观锁控制 if (modelForm.get(Const.OPTIMISTIC_LOCK.toLowerCase()) != null) { // 是否需要乐观锁控制
int versionDB = Func.toInt(modelOld.get(Const.OPTIMISTIC_LOCK.toLowerCase()), 0); // 数据库中的版本号 int versionDB = Func.toInt(modelOld.get(Const.OPTIMISTIC_LOCK.toLowerCase()), 0); // 数据库中的版本号