ExpressionTransformer.java

/*
 * Copyright 2013 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.mongodb.core.spel;

/**
 * SPI interface to implement components that can transfrom an {@link ExpressionTransformationContextSupport} into an
 * object.
 * 
 * @author Oliver Gierke
 */
public interface ExpressionTransformer<T extends ExpressionTransformationContextSupport<?>> {

	/**
	 * Transforms the given {@link ExpressionTransformationContextSupport} into an Object.
	 * 
	 * @param context will never be {@literal null}.
	 * @return
	 */
	Object transform(T context);
}