/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
/**
*
*/
package org.teiid.dqp.internal.datamgr;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.teiid.language.Argument;
import org.teiid.language.Call;
import org.teiid.language.Argument.Direction;
import org.teiid.query.QueryPlugin;
import org.teiid.translator.ProcedureExecution;
import org.teiid.translator.TranslatorException;
class ProcedureBatchHandler {
private Call proc;
private ProcedureExecution procExec;
private int paramCols = 0;
private int resultSetCols = 0;
private List<?> filler;
public ProcedureBatchHandler(Call proc, ProcedureExecution procExec) {
this.proc = proc;
this.procExec = procExec;
List<Argument> params = proc.getArguments();
resultSetCols = proc.getResultSetColumnTypes().length;
if (proc.getReturnType() != null) {
paramCols++;
}
if(params != null && !params.isEmpty()){
for (Argument param : params) {
if(param.getDirection() == Direction.OUT || param.getDirection() == Direction.INOUT){
paramCols += 1;
}
}
}
if (paramCols > 0) {
filler = Collections.nCopies(paramCols, null);
}
}
List<?> padRow(List<?> row) throws TranslatorException {
if (row.size() != resultSetCols) {
throw new TranslatorException(QueryPlugin.Event.TEIID30479, QueryPlugin.Util.gs(QueryPlugin.Event.TEIID30479, proc, new Integer(resultSetCols), new Integer(row.size())));
}
if (paramCols == 0) {
return row;
}
List<Object> result = new ArrayList<Object>(resultSetCols + paramCols);
result.addAll(row);
result.addAll(filler);
return result;
}
List<?> getParameterRow() throws TranslatorException {
if (paramCols == 0) {
return null;
}
List<Object> result = new ArrayList<Object>(Arrays.asList(new Object[resultSetCols]));
result.addAll(procExec.getOutputParameterValues());
return result;
}
}