net.groupbuy.template.directive.ExecuteTimeDirective.java Source code

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Here is the source code for net.groupbuy.template.directive.ExecuteTimeDirective.java

Source

/*
 * Copyright 2005-2013 shopxx.net. All rights reserved.
 * Support: http://www.shopxx.net
 * License: http://www.shopxx.net/license
 */
package net.groupbuy.template.directive;

import java.io.IOException;
import java.util.Map;

import net.groupbuy.interceptor.ExecuteTimeInterceptor;

import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;

import freemarker.core.Environment;
import freemarker.template.TemplateDirectiveBody;
import freemarker.template.TemplateException;
import freemarker.template.TemplateModel;

/**
 * ? - 
 * 
 * @author SHOP++ Team
 * @version 3.0
 */
@Component("executeTimeDirective")
public class ExecuteTimeDirective extends BaseDirective {

    /** ???? */
    private static final String VARIABLE_NAME = "executeTime";

    @SuppressWarnings("rawtypes")
    public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body)
            throws TemplateException, IOException {
        RequestAttributes requestAttributes = RequestContextHolder.currentRequestAttributes();
        if (requestAttributes != null) {
            Long executeTime = (Long) requestAttributes.getAttribute(
                    ExecuteTimeInterceptor.EXECUTE_TIME_ATTRIBUTE_NAME, RequestAttributes.SCOPE_REQUEST);
            if (executeTime != null) {
                setLocalVariable(VARIABLE_NAME, executeTime, env, body);
            }
        }
    }

}