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Mock objects library for java

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/*
 * Copyright (c) 2007 Mockito contributors
 * This program is made available under the terms of the MIT License.
 */
package org.mockito.configuration;

import org.mockito.MockitoAnnotations;

import java.lang.annotation.Annotation;
import java.lang.reflect.Field;

/**
 * Configures mock creation logic behind @Mock, @Captor and @Spy annotations
 * 
 * If you are interested then see implementations or source code of {@link MockitoAnnotations#initMocks(Object)}
 */
public interface AnnotationEngine {

    /**
     * @deprecated
     * Please use {@link AnnotationEngine#process(Class, Object)} method instead that is more robust
     * 

     * Creates mock, ArgumentCaptor or wraps field instance in spy object.
     * Only if of correct annotation type.
     *
     * @param annotation Annotation
     * @param field Field details
     */
    @Deprecated
    Object createMockFor(Annotation annotation, Field field);

    /**
     * Allows extending the interface to perform action on specific fields on the test class.
     * 
     * See the implementation of this method to figure out what is it for.
     * 
     * @param clazz Class where to extract field information, check implementation for details
     * @param testInstance Test instance
     */
    void process(Class clazz, Object testInstance);
}