/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jpa.tools.swing;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.swing.table.AbstractTableModel;
import org.apache.openjpa.kernel.QueryStatistics;
@SuppressWarnings("serial")
class QueryStatisticsModel extends AbstractTableModel {
QueryStatistics<String> _stats;
private List<String> _keys = new ArrayList<String>();
QueryStatisticsModel(QueryStatistics<String> stats) {
_stats = stats;
sortKeys(stats);
}
@Override
public int getColumnCount() {
return 3;
}
@Override
public int getRowCount() {
sortKeys(_stats);
return _keys.size();
}
@Override
public String getColumnName(int columnIndex) {
switch (columnIndex) {
case 0: return "Total";
case 1: return "Hit";
case 2: return "Query";
default : return "null";
}
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
String query = _keys.get(rowIndex);
switch (columnIndex) {
case 0: return _stats.getExecutionCount(query);
case 1: return _stats.getHitCount(query);
case 2: return query;
default : return null;
}
}
void sortKeys(QueryStatistics<String> stats) {
if (_stats.keys().size() != _keys.size()) {
_keys = new ArrayList<String>(_stats.keys());
if (_keys.size() > 1) {
Collections.sort(_keys);
}
fireTableDataChanged();
}
}
}