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

/**
 * @author 献
 * @company 深圳爱贝源科技有限公司
 * @date 2017/7/10 10:49
 * @tel 18271840547
 * @website www.iamberry.com
 */
public class Test {

    public static void main(String[] args) {
        String userAgent = "Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1 wechatdevtools/0.17.172600 MicroMessenger/6.5.7 Language/zh_CN webview/0";
        Pattern pattern = Pattern.compile(";\\s?(\\S*?\\s?\\S*?)\\s?(Build)?/");
        Matcher matcher = pattern.matcher(userAgent);
        String model = null;
        if (matcher.find()) {
            model = matcher.group(1).trim();
            System.out.println(model);
        }
    }

}