org.grails.test.support.GrailsTestAutowirer.groovy Maven / Gradle / Ivy

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/*
 * Copyright 2009-2022 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
 *
 *      https://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.grails.test.support

import org.springframework.context.ApplicationContext
import org.springframework.context.ApplicationContextAware
import org.springframework.beans.factory.config.AutowireCapableBeanFactory
import org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor

/**
 * Convenience class to autowire test classes
 */
class GrailsTestAutowirer {

    ApplicationContext applicationContext

    GrailsTestAutowirer(ApplicationContext applicationContext) {
        this.applicationContext = applicationContext
    }

    /**
     * Autowired the bean by name, processes any autowiring annotations,
     * and set's the applicationContext if it implements ApplicationContextAware.
     */
    void autowire(bean) {
        def beanFactory = applicationContext.autowireCapableBeanFactory
        beanFactory.autowireBeanProperties(bean, AutowireCapableBeanFactory.AUTOWIRE_BY_NAME, false)
        beanFactory.initializeBean(bean, bean.class.name)

        def annotationProcessor = beanFactory.createBean(AutowiredAnnotationBeanPostProcessor,
                AutowireCapableBeanFactory.AUTOWIRE_BY_NAME, false)
        annotationProcessor.processInjection(bean)

        if (bean instanceof ApplicationContextAware && applicationContext != null) {
            bean.setApplicationContext(applicationContext)
        }
    }

}