/*
* Copyright 2015 the original author or authors.
*
* 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 org.springframework.data.projection;
import java.beans.PropertyDescriptor;
import java.util.List;
/**
* Information about a projection type.
*
* @author Oliver Gierke
* @since 1.12
*/
public interface ProjectionInformation {
/**
* Returns the projection type.
*
* @return will never be {@literal null}.
*/
Class<?> getType();
/**
* Returns the properties that will be consumed by the projection type.
*
* @return will never be {@literal null}.
*/
List<PropertyDescriptor> getInputProperties();
/**
* Returns whether supplying values for the properties returned via {@link #getInputProperties()} is sufficient to
* create a working proxy instance. This will usually be used to determine whether the projection uses any dynamically
* resolved properties.
*
* @return
*/
boolean isClosed();
}