jodd.madvoc.interceptor.ServletConfigInterceptor Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of jodd-all Show documentation
Jodd bundle - all classes in one jar
There is a newer version: 5.1.0-20190624
// Copyright (c) 2003-present, Jodd Team (http://jodd.org)
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

package jodd.madvoc.interceptor;

import jodd.madvoc.ActionRequest;
import jodd.madvoc.ScopeType;
import jodd.madvoc.component.InjectorsManager;
import jodd.madvoc.component.MadvocConfig;
import jodd.madvoc.meta.In;
import jodd.servlet.ServletUtil;
import jodd.servlet.upload.MultipartRequestWrapper;

import javax.servlet.http.HttpServletRequest;

/**
 * Configures actions and applies some servlet configuration prior action execution.
 * This interceptor does the following:
 * 
 * uses multi-part request if needed
 * performs the injection (using either default or specified injector)
 * invokes the action
 * performs the outjection.
 * 
 */
public class ServletConfigInterceptor extends BaseActionInterceptor {

	@In(scope = ScopeType.CONTEXT)
	protected MadvocConfig madvocConfig;

	@In(scope = ScopeType.CONTEXT)
	protected InjectorsManager injectorsManager;

	/**
	 * {@inheritDoc}
	 */
	public Object intercept(ActionRequest actionRequest) throws Exception {
		HttpServletRequest servletRequest = actionRequest.getHttpServletRequest();

		// detect multipart request
		if (ServletUtil.isMultipartRequest(servletRequest)) {
			servletRequest = new MultipartRequestWrapper(servletRequest, madvocConfig.getFileUploadFactory(), madvocConfig.getEncoding());
			actionRequest.setHttpServletRequest(servletRequest);
		}

		// do it
		inject(actionRequest);

		Object result = actionRequest.invoke();

		outject(actionRequest);

		return result;
	}

	/**
	 * Performs injection.
	 */
	protected void inject(ActionRequest actionRequest) {

		injectorsManager.getMadvocContextScopeInjector().inject(actionRequest);

		// no need to inject madvoc params, as this can be slow
		// and its better to use some single data object instead
		//madvocContextInjector.injectMadvocParams(target);

		injectorsManager.getServletContextScopeInjector().inject(actionRequest);
		injectorsManager.getApplicationScopeInjector().inject(actionRequest);

		injectorsManager.getSessionScopeInjector().inject(actionRequest);

		injectorsManager.getRequestScopeInjector().prepare(actionRequest);		// todo check if needed
		injectorsManager.getRequestScopeInjector().inject(actionRequest);

		injectorsManager.getActionPathMacroInjector().inject(actionRequest);
	}

	/**
	 * Performs outjection.
	 */
	protected void outject(ActionRequest actionRequest) {

		injectorsManager.getServletContextScopeInjector().outject(actionRequest);
		injectorsManager.getApplicationScopeInjector().outject(actionRequest);

		injectorsManager.getSessionScopeInjector().outject(actionRequest);

		injectorsManager.getRequestScopeInjector().outject(actionRequest);
	}

}