MCOL-523 Add UDAF and UDAnF SDK

dbcon/execplan/udafcolumn.cpp

@@ -0,0 +1,130 @@
+/* Copyright (C) 2014 InfiniDB, Inc.
+
+   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; version 2 of
+   the License.
+
+   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., 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA. */
+
+#include <sstream>
+#include <cstring>
+
+using namespace std;
+
+#include "bytestream.h"
+using namespace messageqcpp;
+
+#include "rowgroup.h"
+using namespace rowgroup;
+
+#include "joblisttypes.h"
+using namespace joblist;
+
+#include "simplefilter.h"
+#include "constantfilter.h"
+#include "arithmeticcolumn.h"
+#include "functioncolumn.h"
+#include "objectreader.h"
+#include "groupconcatcolumn.h"
+#include "udafcolumn.h"
+
+namespace execplan {
+
+/**
+ * Constructors/Destructors
+ */
+UDAFColumn::UDAFColumn():
+		AggregateColumn()
+{
+}
+
+UDAFColumn::UDAFColumn(const uint32_t sessionID):
+		AggregateColumn(sessionID)
+{
+}
+
+UDAFColumn::UDAFColumn(const UDAFColumn& rhs, const uint32_t sessionID):
+		AggregateColumn(dynamic_cast<const AggregateColumn&>(rhs))
+{
+}
+
+UDAFColumn::~UDAFColumn()
+{
+}
+
+/**
+ * Methods
+ */
+
+const string UDAFColumn::toString() const
+{
+	ostringstream output;
+	output << "UDAFColumn " << endl;
+	output << AggregateColumn::toString() << endl;
+	output << context.toString() << endl;
+	return output.str();
+}
+
+ostream& operator<<(ostream& output, const UDAFColumn& rhs)
+{
+	output << rhs.toString();
+	return output;
+}
+
+void UDAFColumn::serialize(messageqcpp::ByteStream& b) const
+{
+	b << (uint8_t) ObjectReader::UDAFCOLUMN;
+	AggregateColumn::serialize(b);
+	context.serialize(b);
+}
+
+void UDAFColumn::unserialize(messageqcpp::ByteStream& b)
+{
+	ObjectReader::checkType(b, ObjectReader::UDAFCOLUMN);
+	AggregateColumn::unserialize(b);
+	context.unserialize(b);
+}
+
+bool UDAFColumn::operator==(const UDAFColumn& t) const
+{
+	const AggregateColumn *rc1, *rc2;
+
+	rc1 = static_cast<const AggregateColumn*>(this);
+	rc2 = static_cast<const AggregateColumn*>(&t);
+	if (*rc1 != *rc2)
+		return false;
+	if (context != t.context)
+		return false;
+	return true;
+}
+
+bool UDAFColumn::operator==(const TreeNode* t) const
+{
+	const UDAFColumn *ac;
+
+	ac = dynamic_cast<const UDAFColumn*>(t);
+	if (ac == NULL)
+		return false;
+	return *this == *ac;
+}
+
+bool UDAFColumn::operator!=(const UDAFColumn& t) const
+{
+	return !(*this == t);
+}
+
+bool UDAFColumn::operator!=(const TreeNode* t) const
+{
+	return !(*this == t);
+}
+
+} // namespace execplan