/*
* Aipo is a groupware program developed by TOWN, Inc.
* Copyright (C) 2004-2015 TOWN, Inc.
* http://www.aipo.com
*
* 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.aimluck.eip.orm.query;
import org.apache.cayenne.access.jdbc.ColumnDescriptor;
import org.apache.cayenne.dba.JdbcActionBuilder;
import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.query.SQLAction;
import org.apache.cayenne.query.SQLActionVisitor;
import com.aimluck.eip.orm.access.jdbc.CustomSelectAction;
/**
*
*/
public abstract class AbstractCustomQuery extends
org.apache.cayenne.query.SelectQuery {
private static final long serialVersionUID = -5620726626804050595L;
public AbstractCustomQuery() {
super();
}
public AbstractCustomQuery(Class<?> rootClass) {
super(rootClass);
}
/**
* @param rootClass
* @param qualifier
*/
public AbstractCustomQuery(Class<?> rootClass, Expression qualifier) {
super(rootClass, qualifier);
}
@Override
public SQLAction createSQLAction(SQLActionVisitor visitor) {
if (visitor instanceof JdbcActionBuilder) {
JdbcActionBuilder builder = (JdbcActionBuilder) visitor;
String customScript = getCustomScript();
ColumnDescriptor[] columns = getCustomColumnDescriptor();
String[] columnNames = getCustomColumnNames();
int limit = getFetchLimit();
int offset = getFetchOffset();
boolean isDistinct = isDistinct();
if (customScript != null || offset > 0 || limit > 0) {
return new CustomSelectAction(
this,
builder.getAdapter(),
builder.getEntityResolver(),
customScript,
columns,
columnNames,
limit,
offset,
isDistinct);
}
}
return super.createSQLAction(visitor);
}
protected abstract int getFetchOffset();
protected abstract String getCustomScript();
protected abstract ColumnDescriptor[] getCustomColumnDescriptor();
protected abstract String[] getCustomColumnNames();
}