首先看job ,那麼要想傳遞參數就要先明白kettle job裏面三個參數 位置參數 命名參數 變量都代表什麼意思。
請看這篇文章:https://blog.csdn.net/kerafan/article/details/86617830
看完上面的文章,job端基本就可以完成了。
參照這四張圖
java端代碼:
/**
* 測試runJobWithParameter.
*/
@Test
public void testRunJobWithParameter() {
String kjbPath = "job的路徑 這裏";
Map<String, String> map = new HashMap<>();
map.put("id", "1");
map.put("userName", "'123'");
try {
KettleUtils.runJobWithParameter(map, kjbPath);
} catch (Exception e) {
String msg = "執行帶參數的job出現錯誤" + e.getMessage();
log.error(msg, e);
}
}
/**
* 運行 job(有參數).
* @param map job需要的數據,key爲參數,value爲值
* @param kjbPath job 路徑
* @throws Exception 異常
*/
public static void runJobWithParameter(Map<String, String> map, String kjbPath) throws Exception {
KettleEnvironment.init();
JobMeta jobMeta = new JobMeta(kjbPath, null);
Job job = new Job(null, jobMeta);
for (String key : map.keySet()) {
String value = map.get(key);
job.setVariable(key, value);
}
job.start();
job.waitUntilFinished();
if (job.getErrors() > 0) {
throw new RuntimeException("在job【" + job.getJobname() + "】執行過程中出現錯誤");
} else {
log.info("job【" + job.getJobname() + "】執行成功!");
}
}
/**
* 日誌.
*/
private static Logger log = LoggerFactory.getLogger(KettleUtils.class);
ok