1 /* Copyright (C) 2014 InfiniDB, Inc.
2
3 This program is free software; you can redistribute it and/or
4 modify it under the terms of the GNU General Public License
5 as published by the Free Software Foundation; version 2 of
6 the License.
7
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
12
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
16 MA 02110-1301, USA. */
17
18 #include <sstream>
19 #include <cstring>
20
21 using namespace std;
22
23 #include "bytestream.h"
24 using namespace messageqcpp;
25
26 #include "rowgroup.h"
27 using namespace rowgroup;
28
29 #include "joblisttypes.h"
30 using namespace joblist;
31
32 #include "simplefilter.h"
33 #include "constantfilter.h"
34 #include "arithmeticcolumn.h"
35 #include "functioncolumn.h"
36 #include "objectreader.h"
37 #include "groupconcatcolumn.h"
38
39 namespace execplan
40 {
41
42 /**
43 * Constructors/Destructors
44 */
GroupConcatColumn()45 GroupConcatColumn::GroupConcatColumn():
46 AggregateColumn()
47 {
48 }
49
GroupConcatColumn(const uint32_t sessionID)50 GroupConcatColumn::GroupConcatColumn(const uint32_t sessionID):
51 AggregateColumn(sessionID)
52 {
53 }
54
GroupConcatColumn(const GroupConcatColumn & rhs,const uint32_t sessionID)55 GroupConcatColumn::GroupConcatColumn(const GroupConcatColumn& rhs, const uint32_t sessionID):
56 AggregateColumn(dynamic_cast<const AggregateColumn&>(rhs)),
57 fOrderCols(rhs.fOrderCols),
58 fSeparator(rhs.fSeparator)
59 {
60 }
61
~GroupConcatColumn()62 GroupConcatColumn::~GroupConcatColumn()
63 {
64 }
65
66 /**
67 * Methods
68 */
69
toString() const70 const string GroupConcatColumn::toString() const
71 {
72 ostringstream output;
73 output << "GroupConcatColumn " << data() << endl;
74 output << AggregateColumn::toString() << endl;
75 output << "Group Concat Order Columns: " << endl;
76
77 for (uint32_t i = 0; i < fOrderCols.size(); i++)
78 {
79 output << *fOrderCols[i];
80 }
81
82 output << "\nSeparator: " << fSeparator << endl;
83 return output.str();
84 }
85
operator <<(ostream & output,const GroupConcatColumn & rhs)86 ostream& operator<<(ostream& output, const GroupConcatColumn& rhs)
87 {
88 output << rhs.toString();
89 return output;
90 }
91
serialize(messageqcpp::ByteStream & b) const92 void GroupConcatColumn::serialize(messageqcpp::ByteStream& b) const
93 {
94 b << (uint8_t) ObjectReader::GROUPCONCATCOLUMN;
95 AggregateColumn::serialize(b);
96
97 CalpontSelectExecutionPlan::ReturnedColumnList::const_iterator rcit;
98 b << static_cast<uint32_t>(fOrderCols.size());
99
100 for (rcit = fOrderCols.begin(); rcit != fOrderCols.end(); ++rcit)
101 (*rcit)->serialize(b);
102
103 b << fSeparator;
104 }
105
unserialize(messageqcpp::ByteStream & b)106 void GroupConcatColumn::unserialize(messageqcpp::ByteStream& b)
107 {
108 ObjectReader::checkType(b, ObjectReader::GROUPCONCATCOLUMN);
109 AggregateColumn::unserialize(b);
110 fOrderCols.erase(fOrderCols.begin(), fOrderCols.end());
111
112 uint32_t size, i;
113 ReturnedColumn* rc;
114 b >> size;
115
116 for (i = 0; i < size; i++)
117 {
118 rc = dynamic_cast<ReturnedColumn*>(ObjectReader::createTreeNode(b));
119 SRCP srcp(rc);
120 fOrderCols.push_back(srcp);
121 }
122
123 b >> fSeparator;
124 }
125
operator ==(const GroupConcatColumn & t) const126 bool GroupConcatColumn::operator==(const GroupConcatColumn& t) const
127 {
128 const AggregateColumn* rc1, *rc2;
129
130 rc1 = static_cast<const AggregateColumn*>(this);
131 rc2 = static_cast<const AggregateColumn*>(&t);
132
133 if (*rc1 != *rc2)
134 return false;
135
136 for (uint32_t i = 0; i < fOrderCols.size(); i++)
137 {
138 if (fOrderCols[i].get() != NULL)
139 {
140 if (t.fOrderCols[i] == NULL)
141 return false;
142
143 if (*(fOrderCols[i].get()) != t.fOrderCols[i].get())
144 return false;
145 }
146 else if (t.fOrderCols[i].get() != NULL)
147 return false;
148 }
149
150 if (fSeparator != t.fSeparator)
151 return false;
152
153 return true;
154 }
155
operator ==(const TreeNode * t) const156 bool GroupConcatColumn::operator==(const TreeNode* t) const
157 {
158 const GroupConcatColumn* ac;
159
160 ac = dynamic_cast<const GroupConcatColumn*>(t);
161
162 if (ac == NULL)
163 return false;
164
165 return *this == *ac;
166 }
167
operator !=(const GroupConcatColumn & t) const168 bool GroupConcatColumn::operator!=(const GroupConcatColumn& t) const
169 {
170 return !(*this == t);
171 }
172
operator !=(const TreeNode * t) const173 bool GroupConcatColumn::operator!=(const TreeNode* t) const
174 {
175 return !(*this == t);
176 }
177
178 } // namespace execplan
179