增加执行器缓存

src/main/java/com/yihu/quota/etl/formula/FormulaExecutor.java

@@ -10,6 +10,7 @@ import java.util.HashMap;
 * @author l4qiang
 */
public class FormulaExecutor {
    static HashMap<String, Functioner> functionerHashMap;
    /**
     * @param clazz  算法类名，包含完整路径，在配置时维护。如：com.yihu.quota.etl.formula.DivisionFunc
@@ -18,7 +19,12 @@ public class FormulaExecutor {
     * @throws Exception
     */
    public void run(String clazz, String args, HashMap<String, String> values) throws Exception {
        Functioner functioner = (Functioner) Class.forName(clazz).newInstance();
        Functioner functioner = functionerHashMap.get(clazz);
        if (functioner == null) {
            functioner = (Functioner) Class.forName(clazz).newInstance();
            functionerHashMap.put(clazz, functioner);
        }
        if (functioner != null) {
            String[] metaList = args.split(";");
            Object[] parameter = new Object[metaList.length];