open-JSD-8210/src/main/java/com/fr/plugin/xxx/report/link/ReportletCreator.java

package com.fr.plugin.xxx.report.link;

import com.fr.base.extension.FileExtension;
import com.fr.data.NetworkHelper;
import com.fr.general.ComparatorUtils;
import com.fr.stable.ActorConstants;
import com.fr.stable.ActorFactory;
import com.fr.stable.web.*;
import com.fr.web.reportlet.EmbeddedTplReportlet;
import com.fr.web.reportlet.OldWeblet;
import com.fr.web.reportlet.TemplateReportlet;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Map;

/**
 * @author 秃破天际
 * @version 10.0
 * Created by 秃破天际 on 2020-04-01
 **/
public class ReportletCreator extends AbstractWebletCreator {

    public static final ReportletCreator KEY = new ReportletCreator();
    /**
     * hugh:直接把10.0的report-engine的ReportletCreator的代码复制过来，把构造改成public即可
     * 以后如果产品的ReportletCreator发生了变更，同样要copy过来
     */
    public ReportletCreator() {

    }

    @Override
    public TemplatePathMarker[] queryPathMarker() {
        return new TemplatePathMarker[]{PathMarkerImpl.VIEWLET, PathMarkerImpl.REPORTLET};
    }

    @Override
    public FileExtension suffix() {
        return FileExtension.CPT;
    }

    /**
     * 通过http请求构造Weblet
     *
     * @param req http请求
     * @param res http应答
     * @return 构造的Weblet
     * @throws Exception
     */
    @Override
    public Weblet createWebletByRequest(HttpServletRequest req, HttpServletResponse res) {
        TemplatePathNode pathNode = queryPath(req);
        String reportlet = pathNode.getPath();
        if (oldWebletOrServletCheck(req, pathNode)) {
            return OldWeblet.asOldReportlet(reportlet);
        }
        // 暂时兼容cptx从cpt格式中读取
        if (ComparatorUtils.equals(NetworkHelper.getHTTPRequestParameter(req, FORMAT), X)) {
            return new TemplateReportlet(reportlet + X);
        }
        return new TemplateReportlet(reportlet);
    }

    /**
     * 根据模板路径生成合适的Weblet
     *
     * @param tplPath      模板路径模板名
     * @param parameterMap 参数
     * @return 构造的Weblet
     * @throws Exception
     */
    @Override
    public Weblet createEmbeddedWeblet(String tplPath, Map<String, Object> parameterMap) {
        if (tplPath == null || !matchReportTpl(tplPath)) {
            return null;
        }
        return new EmbeddedTplReportlet(tplPath, ActorFactory.getActor(ActorConstants.TYPE_PAGE), parameterMap);
    }

    /**
     * 是否是报表模板
     *
     * @param tplPath 模板路径
     * @return 如果是报表模板返回true，否则false
     */
    private boolean matchReportTpl(String tplPath) {
        return FileExtension.CPT.matchExtension(tplPath);
    }
}