public void newFile(File file){
    try {
        if (file.createNewFile()) {
            System.out.println("文件创建成功！");
        } else {
            String cName = changeName(file);
            File files = new File("." + File.separator + cName);
            newFile(files);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}

public String changeName(File file) {
    String name = file.getName();
    int index = name.lastIndexOf('.');
    int index2 = name.lastIndexOf("_副本");
    if (index2 < 0) {
        return name.substring(0, index) + "_副本1" + name.substring(index);
    } else {
        String num = name.substring(index2+3, index);
        int i = Integer.valueOf(num)+1;
        return name.substring(0, index2) + "_副本" + i + name.substring(index);
    }
}

后台JAVA代码：

package cn.wizzer.app.web.modules.controllers.front.wx;

import cn.wizzer.app.web.commons.base.Globals;
import cn.wizzer.app.wx.modules.services.WxAddressService;
import cn.wizzer.app.wx.modules.services.WxConfigService;
import org.nutz.dao.Cnd;
import org.nutz.ioc.loader.annotation.Inject;
import org.nutz.ioc.loader.annotation.IocBean;
import org.nutz.json.Json;
import org.nutz.lang.Lang;
import org.nutz.lang.Strings;
import org.nutz.lang.util.NutMap;
import org.nutz.log.Log;
import org.nutz.log.Logs;
import org.nutz.mvc.annotation.At;
import org.nutz.mvc.annotation.Ok;
import org.nutz.weixin.at.impl.MemoryJsapiTicketStore;
import org.nutz.weixin.spi.WxApi2;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

/**
 * Created by wizzer on 2017/6/27.
 */
@IocBean
@At("/public/wx/add")
public class AddController {
    private static final Log log = Logs.get();
    @Inject
    private WxConfigService wxConfigService;
    @Inject
    private WxAddressService wxAddressService;

    @At("/index/?")
    @Ok("beetl:/public/add/index.html")
    public void index(String wxid,HttpServletRequest req, HttpSession session) {
        WxApi2 wxApi2 = wxConfigService.getWxApi2(wxid);
        if (Lang.isEmpty(Globals.memoryJsapiTicketStore.get(wxid))) {
            Globals.memoryJsapiTicketStore.put(wxid, new MemoryJsapiTicketStore());
        }
        MemoryJsapiTicketStore memoryJsapiTicketStore = Globals.memoryJsapiTicketStore.get(wxid);
        wxApi2.setJsapiTicketStore(memoryJsapiTicketStore);
        String url = "http://" + Globals.AppDomain + Globals.AppBase + "/public/wx/add/index/"+wxid;
        NutMap jsConfig = wxApi2.genJsSDKConfig(url, "getLocation");

        req.setAttribute("list", wxAddressService.query(Cnd.orderBy().asc("opAt")));
        req.setAttribute("jsConfig", Json.toJson(jsConfig));
    }
}

前台代码：

    
    

    
    
    
    
    
    
    
    
    
    
        var base = '${base!}';
    
    
    
    




    
公司检索


    
公司名称：
    


    
当前位置：


    
    

        

            
${oLP.index}、${o.name} 
            
lng:${o.lng}, lat:${o.lat}
            

                步行
                驾车
                
            
        
    
    没有检索到结果
    


    function goTo(type,name,lng,lat) {
        var longitude=$("#longitude").val();
        var latitude=$("#latitude").val();
        window.location.href="http://apis.map.qq.com/uri/v1/routeplan?type="+type+"&from=我的位置&fromcoord="+latitude+","+longitude+"&to="+name+"&tocoord="+lat+","+lng+"&policy=1&referer=电子导航";

    //window.location.href="http://api.map.baidu.com/direction?origin=latlng:"+latitude+","+longitude+"|name:我的位置&destination=latlng:"+lat+","+lng+"|name:"+name+"&mode=driving&region=合肥&output=html&src=电子导航";
    }
    wx.config(${jsConfig});
    wx.ready(function(){
        wx.getLocation({
            type: 'gcj02', // 默认为wgs84的gps坐标，如果要返回直接给openLocation用的火星坐标，可传入'gcj02'
            success: function (res) {
                var latitude = res.latitude; // 纬度，浮点数，范围为90 ~ -90
                var longitude = res.longitude; // 经度，浮点数，范围为180 ~ -180。
                var speed = res.speed; // 速度，以米/每秒计
                var accuracy = res.accuracy; // 位置精度
                $("#latitude").val(latitude);
                $("#longitude").val(longitude);
            }
        });
    });