/**
* 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.isis.core.unittestsupport.bidir;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Collection;
class Parent {
Class<?> entityType;
Field childField;
String mappedBy;
Method getMethod;
// for 1:m
Method addToMethod;
Method removeFromMethod;
// if 1:1
Method modifyMethod;
Method clearMethod;
Collection<?> getChildren(Object parent) throws RuntimeException {
try {
return (Collection<?>) getMethod.invoke(parent);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
void addToChildren(Object parent, Object child) {
try {
addToMethod.invoke(parent, child);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
void removeFromChildren(Object parent, Object child) {
try {
removeFromMethod.invoke(parent, child);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
Object getChild(Object parent) {
try {
return getMethod.invoke(parent);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
void modifyChild(Object parent, Object child) {
try {
modifyMethod.invoke(parent, child);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
void clearChild(Object parent) {
try {
clearMethod.invoke(parent);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
String desc() {
return entityType.getName()+"#"+childField.getName();
}
String descRel(Child c) {
final boolean oneToMany = addToMethod != null;
return entityType.getSimpleName() + "#" + childField.getName() + " 1:" + (oneToMany?"m":"1") + " "+ c.entityType.getSimpleName() + "#" + c.parentField.getName();
}
Object newParent(Instantiators instantiators) {
return instantiators.newInstance(entityType);
}
}