/**
* Copyright (C) 2009-2013 FoundationDB, LLC
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.foundationdb.sql.server;
import com.foundationdb.server.explain.*;
public class ServerCallExplainer extends CompoundExplainer
{
public ServerCallExplainer(ServerRoutineInvocation invocation, Attributes atts, ExplainContext context) {
super(Type.PROCEDURE, addAttributes(atts, (ServerCallInvocation)invocation, context));
}
private static Attributes addAttributes(Attributes atts,
ServerCallInvocation invocation,
ExplainContext context) {
atts.put(Label.TABLE_SCHEMA, PrimitiveExplainer.getInstance(invocation.getRoutineName().getSchemaName()));
atts.put(Label.TABLE_NAME, PrimitiveExplainer.getInstance(invocation.getRoutineName().getTableName()));
atts.put(Label.PROCEDURE_CALLING_CONVENTION, PrimitiveExplainer.getInstance(invocation.getCallingConvention().name()));
for (int i = 0; i < invocation.size(); i++) {
int paramNumber = invocation.getParameterNumber(i);
CompoundExplainer opex;
if (paramNumber < 0) {
opex = new CompoundExplainer(Type.LITERAL);
opex.addAttribute(Label.OPERAND, PrimitiveExplainer.getInstance(String.valueOf(invocation.getConstantValue(i))));
}
else {
opex = new CompoundExplainer(Type.VARIABLE);
opex.addAttribute(Label.BINDING_POSITION, PrimitiveExplainer.getInstance(paramNumber));
}
atts.put(Label.OPERAND, opex);
}
return atts;
}
}