Android java 开发中常用的工具类

public class Uitils{

public static int strToInt(String enterStr, int default){
tyr{
return Integer.valueOf(enterStr);
}catch (Exception e){
return default;
}
}

public static boolean isEmpty(String str){
return str == null || str.trim().equals("");

}

public static boolean isImgUrl(String url){
return !isEmpty(url) && Pattern.compile(".*?(gif|jpeg|png|jpg|bmp)").matcher(url).matches();

}

}