snaker-core/src/main/java/org/snaker/engine/helper/ConfigHelper.java
public static int getNumerProperty(String key) {
        String value = getProperties().getProperty(key);
        if(NumberUtils.isNumber(value)) {
        	return Integer.parseInt(value);
        } else {
        	return 0;
        }
    }
public static int getNumerProperty(String key) {
        String value = getProperties().getProperty(key);
        if(NumberUtils.isNumber(value)) {
        	return Integer.parseInt(value);
        } else {
        	return 0;
        }
    }
根据key获取配置的数字value值
@param key
@return