org.grails.web.servlet.view.CompositeViewResolver.groovy Maven / Gradle / Ivy

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Grace Framework : Grace Web Common

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/*
 * Copyright 2016-2023 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.web.servlet.view

import groovy.transform.CompileStatic
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.web.servlet.View
import org.springframework.web.servlet.ViewResolver

/**
 * Performs the job of iterating across registered view resolvers and returning the first matching view similar to the
 * hard coded behavior in DispatcherServlet
 *
 * @author Graeme Rocher
 * @since 3.1.1
 */
@CompileStatic
class CompositeViewResolver {

    public static final String BEAN_NAME = 'compositeViewResolver'

    @Autowired(required = false)
    List viewResolvers = []

    View resolveView(String viewName, Locale locale) {
        for (resolver in viewResolvers) {
            View view = resolver.resolveViewName(viewName, locale)
            if (view != null) {
                return view
            }
        }
        null
    }

}