viewutil.java

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package cn.myapps.core.dynaform.view.action;

import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;

import cn.myapps.base.dao.PersistenceUtils;
import cn.myapps.core.dynaform.view.ejb.Column;
import cn.myapps.core.dynaform.view.ejb.View;
import cn.myapps.core.dynaform.view.ejb.ViewProcess;
import cn.myapps.util.ProcessFactory;
import cn.myapps.util.web.DWRHtmlUtils;

public class ViewUtil {
	public Map getViewsByModule(String moduleid,String application) throws Exception {
		LinkedHashMap map = new LinkedHashMap();
		map.put("none", "Select");
//		//PersistenceUtils.getSessionSignal().sessionSignal++;
		ViewProcess process = (ViewProcess) ProcessFactory
				.createProcess(ViewProcess.class);
		Collection datas = process.getViewsByModule(moduleid,application);
		Iterator it = datas.iterator();
		while (it.hasNext()) {
			View vo = (View) it.next();
			map.put(vo.getId(), vo.getName());
		}
//		//PersistenceUtils.getSessionSignal().sessionSignal--;
		PersistenceUtils.closeSession();
		return map;
	}

	public Map getColsByView(String viewid) throws Exception {
		LinkedHashMap map = new LinkedHashMap();
		map.put("", "Select");
//		//PersistenceUtils.getSessionSignal().sessionSignal++;
		ViewProcess process = (ViewProcess) ProcessFactory
				.createProcess(ViewProcess.class);
		View view = (View) process.doView(viewid);
		if (view != null) {
			Iterator iter = view.getColumns().iterator();
			while (iter.hasNext()) {
				Column col = (Column) iter.next();
				map.put(col.getId(), col.getName());
			}
//			//PersistenceUtils.getSessionSignal().sessionSignal--;
			PersistenceUtils.closeSession();
		}
		return map;

	}

	public String creatView(String selectFieldName, String moduleid, String def,String application)
			throws Exception {
		Map map = getViewsByModule(moduleid,application);
		return DWRHtmlUtils.createOptions(map, selectFieldName, def);
	}

	public String creatCol(String selectFieldName, String viewid, String def,String application)
			throws Exception {
		Map map = getViewsByModule(viewid,application);
		return DWRHtmlUtils.createOptions(map, selectFieldName, def);
	}
}