spring DefaultRendering 源码
spring DefaultRendering 代码
文件路径：/spring-webflux/src/main/java/org/springframework/web/reactive/result/view/DefaultRendering.java
/*
* Copyright 2002-2017 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.springframework.web.reactive.result.view;
import java.util.Collections;
import java.util.Map;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatusCode;
import org.springframework.lang.Nullable;
import org.springframework.ui.Model;
/**
* Default implementation of {@link Rendering}.
*
* @author Rossen Stoyanchev
* @since 5.0
*/
class DefaultRendering implements Rendering {
private static final HttpHeaders EMPTY_HEADERS = HttpHeaders.EMPTY;
private final Object view;
private final Map<String, Object> model;
@Nullable
private final HttpStatusCode status;
private final HttpHeaders headers;
DefaultRendering(Object view, @Nullable Model model, @Nullable HttpStatusCode status, @Nullable HttpHeaders headers) {
this.view = view;
this.model = (model != null ? model.asMap() : Collections.emptyMap());
this.status = status;
this.headers = (headers != null ? headers : EMPTY_HEADERS);
}
@Override
@Nullable
public Object view() {
return this.view;
}
@Override
public Map<String, Object> modelAttributes() {
return this.model;
}
@Override
@Nullable
public HttpStatusCode status() {
return this.status;
}
@Override
public HttpHeaders headers() {
return this.headers;
}
@Override
public String toString() {
return "Rendering[view=" + this.view + ", modelAttributes=" + this.model +
", status=" + this.status + ", headers=" + this.headers + "]";
}
}
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