com.cedarsoftware.io.reflect.InjectorFactory Maven / Gradle / Ivy
package com.cedarsoftware.io.reflect;
import java.lang.reflect.Field;
import java.util.Map;
import java.util.Optional;
/**
* @author Kenny Partlow ([email protected])
*
* Copyright (c) Cedar Software LLC
*
* 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
*
* License
*
* 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.
*/
public interface InjectorFactory {
/**
* Creates accessors for accessing data from an object.
*
* @param field The field we're trying to access
* @param nonStandardNames a map of possible methods from the class itself
* @param uniqueName a uniqueName to use as a key in map if the class has two methods with same name.
* @return The accessor if one fits for this field, otherwise null.
*/
Injector createInjector(Field field, Map, Map> nonStandardNames, String uniqueName);
default Optional getMapping(Map, Map> classToMapping, Class c, String fieldName) {
Map mapping = classToMapping.get(c);
return mapping == null ? Optional.empty() : Optional.ofNullable(mapping.get(fieldName));
}
}