blob: 0de49ff983f0f9d04dc15e836a4fcffadf546081 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/*********************************************************************
Name: NdbSchemaCon.cpp
Include:
Link:
Author: UABMNST Mona Natterkvist UAB/B/SD
EMIKRON Mikael Ronstrom
Date: 020826
Version: 3.0
Description: Old Interface between application and NDB
Documentation:
Adjust: 980126 UABMNST First version.
020826 EMIKRON New version adapted to new DICT version
040524 Magnus Svensson - Adapted to not be included in public NdbApi
unless the user wants to use it.
NOTE: This file is only used as a compatibility layer for old test programs,
New programs should use NdbDictionary.hpp
*********************************************************************/
#include <ndb_global.h>
#include <NdbApi.hpp>
#include <NdbSchemaCon.hpp>
#include <NdbSchemaOp.hpp>
/*********************************************************************
NdbSchemaCon(Ndb* aNdb);
Parameters: aNdb: Pointers to the Ndb object
Remark: Creates a schemacon object.
************************************************************************************************/
NdbSchemaCon::NdbSchemaCon( Ndb* aNdb ) :
theNdb(aNdb),
theFirstSchemaOpInList(NULL),
theMagicNumber(0x75318642)
{
theError.code = 0;
}//NdbSchemaCon::NdbSchemaCon()
/*********************************************************************
~NdbSchemaCon();
Remark: Deletes the connection object.
************************************************************************************************/
NdbSchemaCon::~NdbSchemaCon()
{
}//NdbSchemaCon::~NdbSchemaCon()
/*********************************************************************
NdbSchemaOp* getNdbSchemaOp();
Return Value Return a pointer to a NdbSchemaOp object if getNdbSchemaOp was sussesful.
Return NULL: In all other case.
Parameters: tableId : Id of the database table beeing deleted.
************************************************************************************************/
NdbSchemaOp*
NdbSchemaCon::getNdbSchemaOp()
{
NdbSchemaOp* tSchemaOp;
if (theFirstSchemaOpInList != NULL) {
theError.code = 4401; // Only support one add table per transaction
return NULL;
}//if
tSchemaOp = new NdbSchemaOp(theNdb);
if ( tSchemaOp == NULL ) {
theError.code = 4000; // Could not allocate schema operation
return NULL;
}//if
theFirstSchemaOpInList = tSchemaOp;
int retValue = tSchemaOp->init(this);
if (retValue == -1) {
release();
theError.code = 4000; // Could not allocate buffer in schema operation
return NULL;
}//if
return tSchemaOp;
}//NdbSchemaCon::getNdbSchemaOp()
/*********************************************************************
int execute();
Return Value: Return 0 : execute was successful.
Return -1: In all other case.
Parameters : aTypeOfExec: Type of execute.
Remark: Initialise connection object for new transaction.
************************************************************************************************/
int
NdbSchemaCon::execute()
{
if(theError.code != 0) {
return -1;
}//if
NdbSchemaOp* tSchemaOp;
tSchemaOp = theFirstSchemaOpInList;
if (tSchemaOp == NULL) {
theError.code = 4402;
return -1;
}//if
if ((tSchemaOp->sendRec() == -1) || (theError.code != 0)) {
// Error Code already set in other place
return -1;
}//if
return 0;
}//NdbSchemaCon::execute()
/*********************************************************************
void release();
Remark: Release all schemaop.
************************************************************************************************/
void
NdbSchemaCon::release()
{
NdbSchemaOp* tSchemaOp;
tSchemaOp = theFirstSchemaOpInList;
if (tSchemaOp != NULL) {
tSchemaOp->release();
delete tSchemaOp;
}//if
theFirstSchemaOpInList = NULL;
return;
}//NdbSchemaCon::release()
#include <NdbError.hpp>
static void
update(const NdbError & _err){
NdbError & error = (NdbError &) _err;
ndberror_struct ndberror = (ndberror_struct)error;
ndberror_update(&ndberror);
error = NdbError(ndberror);
}
const
NdbError &
NdbSchemaCon::getNdbError() const {
update(theError);
return theError;
}
|
