SVN获得更新版本

//获取最后一个更新版本 public static String getLatestSvnVersion(String svnPath){ String version = ""; String command = "svn info " + avnPath; Runtime rt = Runtime.getRuntime(); Process p = null; try{ p = rt.exec(command); InputStream in = p.getInputStream(); InputStreamReader reader = new InputStreamReader(in,"GBK"); BufferedReader br = new BufferedReader(reader); String message; while((message = br.readLine()) != null){ if(message.equalsIgnoreCase("")){ continue; } if(message.indexOf("Last Changed Rev")>=0){ version = message.split(":")[1].trim(); break; } if(message.indexOf("最后修改版本")>=0){ version = message.split(":")[1].trim(); break; } System.out.printIn(message); } } catch (IOException e){ e.printStackTrace(); } return version; } public static String readSvnLogs(String svnPath,String tagetSvnNo,String currentSvnNo){ String logs = ""; String lasterSvnNo = getLatestSvnVersion(svnPath); String command = "svn log " + svnPath; //当前版本为空或者不小于最新版本，不升级 if(currentSvnNo.equalsIgnoreCase("") || Integer.valueOf(currentSvnNo) > Integer.valueOf(lasterSvnNo)){ return null; } //目标版本为空或者也大于最新版本，取最新版本 if(tagetSvnNo.equalsIgnoreCase("") || Integer.valueOf(tagetSvnNo) > Integer.valueOf(lasterSvnNo)){ tagetSvnNo = lasterSvnNo; }else{ //目标版本小鱼当前版本认为不升级 if(Integer.valueOf(tagetSvnNo) <= Integer.valueOf(lasterSvnNo)){ return null; } } command += " -r " + tagetSvnNo +":" + currentSvnNo; logs += "版本有变更，需要升级，预计从版本："+currentSvnNo+"升级到版本："+ tagetSvnNo + "\r\n"; logs += "svn代码变更日志：\r\n"; Runtime rt =Runtime.getRuntime(); process p = null; try{ p = rt.exec(command); InputStream in = p.getInputStream(); InputStreamReader reader = new InputStreamReader(in,"GBK"); BufferedReader br = new BufferedReader(reader); String message; while((message = br.readLine())!=null){ if(message.equalsIgnoreCase("")){ continue; } logs += message + "\r\n"; } //转移Linux要用到的特殊字符预计json转数组的特殊符号 logs = logs.replace("\\","/").replace("[","").replace("]","").replace("\","").replace("%","百分号"); } catch (IOException e){ e.printStackTrace(); } logger.info(logs); return logs; }