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/* |
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* Copyright 2002-2011 the original author or authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.springframework.web.servlet.support; |
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import javax.servlet.http.HttpServletRequest; |
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import org.springframework.util.Assert; |
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import org.springframework.web.context.request.RequestAttributes; |
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import org.springframework.web.context.request.RequestContextHolder; |
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import org.springframework.web.context.request.ServletRequestAttributes; |
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import org.springframework.web.util.UriComponentsBuilder; |
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/** @author Arjen Poutsma */ |
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public class ServletUriComponentsBuilder extends UriComponentsBuilder { |
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public static ServletUriComponentsBuilder fromCurrentServletRequest() { |
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RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes(); |
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Assert.state(requestAttributes != null, "Could not find current RequestAttributes in RequestContextHolder"); |
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Assert.isInstanceOf(ServletRequestAttributes.class, requestAttributes); |
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HttpServletRequest servletRequest = ((ServletRequestAttributes) requestAttributes).getRequest(); |
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Assert.state(servletRequest != null, "Could not find current HttpServletRequest in ServletRequestAttributes"); |
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return fromServletRequest(servletRequest); |
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} |
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public static ServletUriComponentsBuilder fromServletRequest(HttpServletRequest request) { |
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Assert.notNull(request, "'request' must not be null"); |
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ServletUriComponentsBuilder builder = new ServletUriComponentsBuilder(); |
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builder.scheme(request.getScheme()); |
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builder.host(request.getServerName()); |
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builder.port(request.getServerPort()); |
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builder.path(request.getRequestURI()); |
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// builder.query(request.getQueryString());
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return builder; |
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} |
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} |
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