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1 package com.ibatis.sqlmap.engine.transaction;
2
3 import java.sql.Connection  ;
4 import java.sql.SQLException ;
5
6 public class IsolationLevel {
7
8 public static final int UNSET_ISOLATION_LEVEL = -9999;
9
10 private int isolationLevel = UNSET_ISOLATION_LEVEL;
11 private int originalIsolationLevel = UNSET_ISOLATION_LEVEL;
12
13 public void setIsolationLevel(int isolationLevel) {
14 this.isolationLevel = isolationLevel;
15 }
16
17 public void applyIsolationLevel(Connection conn) throws SQLException {
18 if (isolationLevel != UNSET_ISOLATION_LEVEL) {
19 originalIsolationLevel = conn.getTransactionIsolation();
20 if (isolationLevel != originalIsolationLevel) {
21 conn.setTransactionIsolation(isolationLevel);
22 }
23 }
24 }
25
26 public void restoreIsolationLevel(Connection conn) throws SQLException {
27 if (isolationLevel != originalIsolationLevel) {
28 conn.setTransactionIsolation(originalIsolationLevel);
29 }
30 }
31
32 }
33 |
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