wp/nwyj/toolkit/com/planarChart/PlanarChart.java

package com.planarChart;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.log4j.Logger;

import com.formaction.Utils;
import com.persistence.service.PersistenceFactory;
import com.persistence.service.SysPersistence;
import com.persistence.service.exception.PersistenceException;
import com.planarChart.vo.PlanarChartData;
import com.planarChart.vo.QueryPlanarVo;
import com.sysmodel.datamodel.xmlmodel.ModelFactory;
import com.sysmodel.datamodel.xmlmodel.Reference;
import com.sysmodel.datamodel.xmlmodel.able.MdpAttribute;
import com.sysmodel.datamodel.xmlmodel.able.MdpClass;
import com.sysmodel.datamodel.xmlmodel.able.MdpConstant;
import com.sysmodel.datamodel.xmlmodel.able.SysModel;

public abstract class PlanarChart{

	public final static int			PIE			= 1;

	public final static int			LINE		= 2;

	public final static int			BAR			= 3;

	public final static String[]	color		= new String[] { "#4572A7", "#AA4643", "#89A54E",
			"#80699B", "#3D96AE", "#FFCC33", "#FFCC99", "#996633", "#DB843D", "#003333", "#99CC66",
			"#CCCC99", "#6699CC", "#330000", "#009966", "#00CC99", "#CCCCCC", "#99CC33", "#3399CC",
			"#66CC33", "#99CC99", "#999933", "#FFCC99", "#CCCC99", "#FF9933", "#6699CC", "#66CCCC",
			"#33CCCC", "#66CC66", "#6699FF", "#00CCCC", "#66FF66", "#FFCCFF", "#FFCC66", "#CCFF99",
			"#996666", "#6699CC", "#66CCCC", "#33CCCC", "#0099FF" };

	private static SysModel			sysmodel	= ModelFactory.getSysmodel();

	private final static Logger		log			= Logger.getLogger(PlanarChart.class);

	/**
	 * 返回给前台的JSON数据，在子类中实现自己的数据格式
	 * 
	 * @return
	 */
	public abstract List<PlanarChartData> getJsonData();

	public static QueryPlanarVo getQueryVo(String params) {
		QueryPlanarVo queryVo = new QueryPlanarVo();

		String condition = Utils.getParameter("condition", params);
		String xAxis = Utils.getParameter("xAxis", params);
		String yAxis = Utils.getParameter("yAxis", params) == null ? "" : Utils.getParameter(
				"yAxis", params);
		String type = Utils.getParameter("type", params);
		String classid = Utils.getParameter("classid", params);

		queryVo.setClassid(classid);
		queryVo.setCondition(condition);
		queryVo.setxAxis(xAxis);
		queryVo.setyAxis(yAxis);
		queryVo.setType(type);

		queryVo = initConstant(queryVo);

		return queryVo;
	}

	private static QueryPlanarVo initConstant(QueryPlanarVo vo) {
		int classid = Integer.parseInt(vo.getClassid());
		MdpClass mdpClass = sysmodel.getMdpClassByClassID(classid);
		String referenceTable = null;

		// 设置一维属性值
		MdpAttribute atttrbute = mdpClass.getMdpAttributeByName(vo.getxAxis());
		Reference reference = atttrbute.getReference();// 取得子集
		referenceTable = reference.getReferenceTable();// 获取相关联的常量表
		MdpConstant mdpConstant = sysmodel.getMdpConstantByName(referenceTable);// 读取某一常量的具体数据

		List<String[]> nodeList = mdpConstant.getAllNode();// 这是全部的常量值
		Map<String, String> transConstant = new HashMap<String, String>();

		for (String[] ConstantValue : nodeList) {
			transConstant.put(ConstantValue[0], ConstantValue[1]);
		}
		vo.setxConstant(transConstant);

		/**
		 * 设置二维属性值 二维属性值可能不选，也可能值为no，
		 */
		if (!"".equals(vo.getyAxis()) && !"no".equals(vo.getyAxis())) {
			MdpAttribute yatttrbute = mdpClass.getMdpAttributeByName(vo.getyAxis());
			Reference yreference = yatttrbute.getReference();// 取得子集
			referenceTable = yreference.getReferenceTable();// 获取相关联的常量表
			MdpConstant ymdpConstant = sysmodel.getMdpConstantByName(referenceTable);// 读取某一常量的具体数据

			List<String[]> ynodeList = ymdpConstant.getAllNode();// 这是全部的常量值
			Map<String, String> ytransConstant = new HashMap<String, String>();

			for (String[] ConstantValue : ynodeList) {
				ytransConstant.put(ConstantValue[0], ConstantValue[1]);
			}
			vo.setyConstant(ytransConstant);
		} else {
			Map<String, String> ytransConstant = new HashMap<String, String>();
			vo.setyConstant(ytransConstant);
		}

		// 设置饼图属性的颜色
		Map<String, String> colour = new HashMap<String, String>();
		int i = 0;
		for (String key : vo.getxConstant().keySet()) {
			if (i >= color.length) {
				i -= 8;// 这种情况很少出现
			}
			colour.put(key, color[i]);
			i++;
		}
		vo.setColor(colour);

		return vo;
	}

	/**
	 * 根据二维的一个条件值，查询一维的所有数据
	 * 
	 * @param key
	 *            : 二维的一个值
	 * @return
	 */
	public String getSQLCondition(String value, QueryPlanarVo queryVo) {

		int classId = Integer.valueOf(queryVo.getClassid());
		SysModel sysmodel = ModelFactory.getSysmodel();
		MdpClass mdpClass = sysmodel.getMdpClassByClassID(classId);
		String tableName = mdpClass.getName();

		StringBuffer sql = new StringBuffer();
		sql.append("select ");
		sql.append(queryVo.getxAxis());
		sql.append(" from ");
		sql.append(tableName);
		sql.append(" where ");
		sql.append(queryVo.getCondition());
		if (!"".equals(value)) { // 二维查询属性不为空
			sql.append(" and ");
			sql.append(queryVo.getyAxis() + " = '" + value + "'");
			sql.append(" and ");
			sql.append(queryVo.getxAxis() + " is not null");
		}
		return sql.toString();
	}

	/**
	 * 取得一维常量中的数据
	 * 
	 * @return
	 */
	public ArrayList<String> getXData(QueryPlanarVo queryVo) {
		ArrayList<String> list = new ArrayList<String>();
		int classId = Integer.valueOf(queryVo.getClassid());
		SysModel sysmodel = ModelFactory.getSysmodel();
		SysPersistence persistence = PersistenceFactory.getInstance(sysmodel);
		MdpClass mdpClass = sysmodel.getMdpClassByClassID(classId);
		String tableName = mdpClass.getName();
		String sql = "select distinct " + queryVo.getxAxis() + " from " + tableName + " where "
				+ queryVo.getCondition() + " and " + queryVo.getxAxis() + " is not null";
		log.info("取得一维常量中的数据sql:" + sql);
		try {
			ArrayList<String[]> result = persistence.getSearchResult(classId, sql);
			for (String[] str : result) {
				list.add(str[0]);
			}
		} catch (PersistenceException e) {
			e.printStackTrace();
		}
		Collections.sort(list);
		return list;
	}
}