将日志删除

zhaoxiaohao

2020-10-30 2e109492d152e08bfca445b54f15c91a2334f21c

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package com.xxl.job.core.handler.impl;
 
import com.xxl.job.core.biz.model.ReturnT;
import com.xxl.job.core.glue.GlueTypeEnum;
import com.xxl.job.core.handler.IJobHandler;
import com.xxl.job.core.log.XxlJobFileAppender;
import com.xxl.job.core.log.XxlJobLogger;
import com.xxl.job.core.util.ScriptUtil;
import com.xxl.job.core.util.ShardingUtil;
 
import java.io.File;
 
/**
 * Created by xuxueli on 17/4/27.
 */
public class ScriptJobHandler extends IJobHandler {
 
    private int jobId;
    private long glueUpdatetime;
    private String gluesource;
    private GlueTypeEnum glueType;
 
    public ScriptJobHandler(int jobId, long glueUpdatetime, String gluesource, GlueTypeEnum glueType){
        this.jobId = jobId;
        this.glueUpdatetime = glueUpdatetime;
        this.gluesource = gluesource;
        this.glueType = glueType;
 
        // clean old script file
        File glueSrcPath = new File(XxlJobFileAppender.getGlueSrcPath());
        if (glueSrcPath.exists()) {
            File[] glueSrcFileList = glueSrcPath.listFiles();
            if (glueSrcFileList!=null && glueSrcFileList.length>0) {
                for (File glueSrcFileItem : glueSrcFileList) {
                    if (glueSrcFileItem.getName().startsWith(String.valueOf(jobId)+"_")) {
                        glueSrcFileItem.delete();
                    }
                }
            }
        }
 
    }
 
    public long getGlueUpdatetime() {
        return glueUpdatetime;
    }
 
    @Override
    public ReturnT<String> execute(String param) throws Exception {
 
        if (!glueType.isScript()) {
            return new ReturnT<String>(IJobHandler.FAIL.getCode(), "glueType["+ glueType +"] invalid.");
        }
 
        // cmd
        String cmd = glueType.getCmd();
 
        // make script file
        String scriptFileName = XxlJobFileAppender.getGlueSrcPath()
                .concat(File.separator)
                .concat(String.valueOf(jobId))
                .concat("_")
                .concat(String.valueOf(glueUpdatetime))
                .concat(glueType.getSuffix());
        File scriptFile = new File(scriptFileName);
        if (!scriptFile.exists()) {
            ScriptUtil.markScriptFile(scriptFileName, gluesource);
        }
 
        // log file
        String logFileName = XxlJobFileAppender.contextHolder.get();
 
        // script params：0=param、1=分片序号、2=分片总数
        ShardingUtil.ShardingVO shardingVO = ShardingUtil.getShardingVo();
        String[] scriptParams = new String[3];
        scriptParams[0] = param;
        scriptParams[1] = String.valueOf(shardingVO.getIndex());
        scriptParams[2] = String.valueOf(shardingVO.getTotal());
 
        // invoke
        XxlJobLogger.log("----------- script file:"+ scriptFileName +" -----------");
        int exitValue = ScriptUtil.execToFile(cmd, scriptFileName, logFileName, scriptParams);
 
        if (exitValue == 0) {
            return IJobHandler.SUCCESS;
        } else {
            return new ReturnT<String>(IJobHandler.FAIL.getCode(), "script exit value("+exitValue+") is failed");
        }
 
    }
 
}