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1 package com.daffodilwoods.daffodildb.server.sql99.dcl.sqlsessionstatement;
2
3 import com.daffodilwoods.daffodildb.server.datadictionarysystem.*;
4 import com.daffodilwoods.daffodildb.server.serversystem.*;
5 import com.daffodilwoods.daffodildb.server.sessionsystem.*;
6 import com.daffodilwoods.daffodildb.server.sql99.ddl.descriptors.*;
7 import com.daffodilwoods.daffodildb.server.sql99.dql.iterator.*;
8 import com.daffodilwoods.daffodildb.server.sql99.expression.expressionprimary.*;
9 import com.daffodilwoods.daffodildb.server.sql99.token.*;
10 import com.daffodilwoods.database.resource.*;
11
12 public class setsessionuseridentifierstatement implements com.daffodilwoods.daffodildb.utils.parser.StatementExecuter, SQLsessionstatement {
13 public valuespecification _valuespecification0;
14 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439221;
15 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439222;
16 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439223;
17
18 public Object  run(Object object) throws com.daffodilwoods.database.resource.DException {
19 ServerSession serverSession = null;
20 try {
21 _StatementExecutionContext sec = (_StatementExecutionContext) object;
22 serverSession = (ServerSession) sec.getServerSession();
23 } catch (ClassCastException ex) {
24 serverSession = (ServerSession) object;
25 }
26 String value = _valuespecification0.toString().trim();
27 String query = "select * from " + SystemTables.users_TableName + " where user_name = '" + value + "'";
28 _Iterator iterator = SqlSchemaConstants.getIterator(serverSession, query, null);
29 if (!iterator.first())
30 throw new DException("DSE1308",new Object []{value});
31
32 _UserSession userSession = serverSession.getUserSession();
33 if(userSession.getSession().isDataModified() )
34 throw new DException("DSE2055", null);
35 userSession.removeAllTables();
36 userSession.setAuthorizationIdentifier(value);
37 userSession.setPrivilegeCharacteristics(serverSession.getDataDictionary().getPrivilegeCharacteristics(value, _PrivilegeCharacteristics.AUTHORIZATION_USER));
38 return null;
39 }
40
41 public Object clone() throws CloneNotSupportedException {
42 return this;
43 }
44
45 public String toString() {
46 StringBuffer sb = new StringBuffer ();
47 sb.append(" ");
48 sb.append(_SRESERVEDWORD12065439223);
49 sb.append(" ");
50 sb.append(_SRESERVEDWORD12065439222);
51 sb.append(" ");
52 sb.append(_SRESERVEDWORD12065439221);
53 sb.append(" ");
54 sb.append(_valuespecification0);
55 return sb.toString();
56 }
57 }
58 |
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