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* 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
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****************************************************************/
package org.apache.cayenne.access.types;
import org.apache.cayenne.util.Util;
/**
* A {@link ExtendedTypeFactory} that makes a {@link ExtendedType} usable for subclasses
* of the className in the {@link ExtendedType}.
*
* @since 3.0
*/
class SubclassTypeFactory implements ExtendedTypeFactory {
private ExtendedType type;
private Class<?> javaClass;
SubclassTypeFactory(ExtendedType type) {
this.type = type;
try {
javaClass = Util.getJavaClass(type.getClassName());
// some classes that should not be handled here..
if (javaClass.isArray()
|| javaClass.equals(Object.class)
|| javaClass.isPrimitive()) {
javaClass = null;
}
} catch (ClassNotFoundException e) {
// ignore.
}
}
public ExtendedType getType(Class<?> objectClass) {
if ((javaClass != null) && javaClass.isAssignableFrom(objectClass)) {
return type;
}
return null;
}
}