version接口

发包时候一般需要验证是否正确版本

通过脚本在classes目录下生成一个version.txt文件

并在程序中提供version接口

import java.io.IOException;
import java.util.List;

import org.apache.commons.io.IOUtils;
import org.springframework.core.io.ClassPathResource;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import com.arcsoft.web.openapi.common.basic.BaseController;

@RestController
@RequestMapping("/rest/service/version")
public class VersionController extends BaseController{
	
	@RequestMapping(value = "/versionInfo", method = RequestMethod.GET)
	@ResponseBody
	public Object versionInfo() throws Exception{
		ClassPathResource res = new ClassPathResource("version.txt");
		String ret = "unknown, version.txt does not exist!!!";
		if(res.exists()){
			List<String> retList = null;
			try{
				retList = IOUtils.readLines(res.getInputStream());
				ret = retList.get(0);
			}catch(IOException e){
				e.printStackTrace();
			}
		}
		return ret;
	}
}

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