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package com.yoloho.schedule.util;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import com.yoloho.schedule.types.TaskItem;

/**
 * Utilities for {@link TaskItem}
 * 
 * @author jason
 *
 */
public class TaskItemUtil {
    private static final Pattern PATTERN_TASK_ITEM = Pattern.compile("^(.+):\\{([^}]*)\\}$");
    
    /**
     * only parse taskItem and dealParameter properties
     * 
     * @param item
     * @return
     */
    public static TaskItem parseItem(String item) {
        Matcher m = PATTERN_TASK_ITEM.matcher(item);
        TaskItem taskItem = new TaskItem();
        if (m.find()) {
            taskItem.setTaskItemId(m.group(1));
            taskItem.setParameter(m.group(2));
        } else {
            taskItem.setTaskItemId(item);
        }
        return taskItem;
    }
    
    /**
     * only parse taskItem and dealParameter properties
     * 
     * @param items
     * @return
     */
    public static TaskItem[] parseItems(String[] items) {
        TaskItem[] taskItems = new TaskItem[items.length];
        for (int i = 0; i < taskItems.length; i++) {
            taskItems[i] = parseItem(items[i]);
        }
        return taskItems;
    }
}