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1 package com.daffodilwoods.daffodildb.server.sql99.dcl.sqltransactionstatement;
2
3 import com.daffodilwoods.daffodildb.server.serversystem.*;
4 import com.daffodilwoods.daffodildb.server.sessionsystem.*;
5 import com.daffodilwoods.daffodildb.server.sql99.token.*;
6
7 public class transactioncharacteristics implements com.daffodilwoods.daffodildb.utils.parser.StatementExecuter {
8 public transactionmode[] _OptRepScomma94843605transactionmode0;
9 public transactionmode _transactionmode1;
10 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439222;
11
12
13 public Object  run(Object object) throws com.daffodilwoods.database.resource.DException {
14 ServerSession serverSession = (ServerSession) object;
15 SessionTransactionMode transMode = new SessionTransactionMode();
16 boolean ok = checkSyntax(transMode, object);
17 if (!ok) {
18 throw new Error ("Syntax Error ...");
19 }
20 if (transMode.getTransactionAccessMode() == null) {
21 if ( ( (String ) transMode.getIsolationLevel()).equalsIgnoreCase( (String ) SessionCharacteristics.READUNCOMMIT)) {
22 transMode.setTransactionAccessMode("Read Only");
23 } else {
24 transMode.setTransactionAccessMode("Read Write");
25 }
26 }
27
28 _UserSession userSession = serverSession.getUserSession();
29 userSession.setTransactionMode(transMode);
30 return transMode;
31
32 }
33
34 private boolean checkSyntax(SessionTransactionMode transMode, Object object) throws com.daffodilwoods.database.resource.DException {
35 if (_OptRepScomma94843605transactionmode0 == null) {
36 if (_transactionmode1 instanceof transactionaccessmode) {
37 transMode.setTransactionAccessMode(_transactionmode1.run(object));
38 }
39 if (_transactionmode1 instanceof isolationlevel) {
40 transMode.setIsolationLevel( ( (String ) _transactionmode1.run(object)).toUpperCase());
41 }
42 if (_transactionmode1 instanceof diagnosticssize) {
43 transMode.setDiagnosticsSize(_transactionmode1.run(object));
44 }
45 return true;
46 }
47 transactionmode[] returnedtransModes = (transactionmode[]) _OptRepScomma94843605transactionmode0;
48 int length = returnedtransModes.length;
49 transactionmode[] transactionModes = new transactionmode[length + 1];
50 transactionModes[0] = _transactionmode1;
51 System.arraycopy(returnedtransModes, 0, transactionModes, 1, length);
52 return checkForMoreThanOnce(transactionModes, transMode, object);
53 }
54
55 public String toString() {
56 StringBuffer sb = new StringBuffer ();
57 sb.append(" ");
58 sb.append(_SRESERVEDWORD12065439222);
59 sb.append(" ");
60 sb.append(_transactionmode1);
61 sb.append(" ");
62 if (_OptRepScomma94843605transactionmode0 != null) {
63 for (int i = 0; i < _OptRepScomma94843605transactionmode0.length; i++) {
64 sb.append(",").append(_OptRepScomma94843605transactionmode0[i]);
65 }
66 }
67 return sb.toString();
68 }
69
70 public Object clone() throws CloneNotSupportedException {
71 return this;
72 }
73
74 private boolean checkForMoreThanOnce(transactionmode[] transactionmode, SessionTransactionMode transMode, Object object) throws com.daffodilwoods.database.resource.DException {
75 int isolation = 0, tranactionAcess = 0, diagnostic = 0;
76 for (int i = 0; i < transactionmode.length; i++) {
77 if (transactionmode[i] instanceof isolationlevel) {
78 isolation++;
79 transMode.setIsolationLevel( ( (String ) transactionmode[i].run(object)).toUpperCase());
80 }
81 if (transactionmode[i] instanceof transactionaccessmode) {
82 tranactionAcess++;
83 transMode.setTransactionAccessMode(transactionmode[i].run(object));
84 }
85 if (transactionmode[i] instanceof diagnosticssize) {
86 diagnostic++;
87 transMode.setDiagnosticsSize(transactionmode[i].run(object));
88 }
89 }
90 return (isolation <= 1 && tranactionAcess <= 1 && diagnostic <= 1);
91 }
92 }
93 |
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