org.apache.openjpa.kernel.ResultShapePacker Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.openjpa.kernel;
import java.util.Calendar;
import org.apache.openjpa.util.ProxyCalendar;
/**
* Packs result by delegation to a ResultShape.
*
* @author Pinaki Poddar
*
*/
public class ResultShapePacker extends ResultPacker {
private final ResultShape _shape;
private final Class[] _types;
private final String[] _aliases;
public ResultShapePacker(Class[] types, String[] aliases, Class resultClass, ResultShape shape) {
super(); // bypass superclass implementation
_shape = shape;
_types = types;
_aliases = aliases;
}
@Override
public Object pack(Object o) {
return pack(new Object[]{o});
}
@Override
public Object pack(Object[] values) {
// Check for proxied calenders and cleanup if any are found.
if (_types != null) {
for (Class t : _types) {
if (t.equals(Calendar.class)) {
for (int i = 0; i < values.length; i++) {
if (values[i] instanceof ProxyCalendar) {
values[i] = ((ProxyCalendar) values[i]).copy((ProxyCalendar) values[i]);
}
}
}
}
}
if (_shape == null)
return super.pack(values);
return _shape.pack(values, _types, _aliases);
}
}