Help Center/ DataArts Studio/ User Guide/ DataArts Factory/ EL Expression Reference/ OBSUtil Embedded Objects
Updated on 2023-03-21 GMT+08:00
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OBSUtil Embedded Objects

The OBSUtil embedded objects provide a series of OBS operation methods, for example, checking whether an OBS file or directory exists.

Methods

Table 1 Method description

Method

Description

Example

boolean isExistOBSPath(String obsPath)

Check whether the OBS file or the OBS directory that ends with a slash (/) exists. If the file or directory exists, true is returned. If not, false is returned.
  • The following is the EL expression for checking whether the OBS directory that ends with a slash (/) exists:

    #{OBSUtil.isExistOBSPath("obs://test/jobs/")}

  • The following is the EL expression for checking whether the OBS file exists:

    #{OBSUtil.isExistOBSPath("obs://test/jobs/job.log")}

Examples

  • The following is the EL expression for checking whether the OBS directory that ends with a slash (/) exists:

    #{OBSUtil.isExistOBSPath("obs://test/jobs/")}

  • The following is the EL expression for checking whether the OBS file exists:

    #{OBSUtil.isExistOBSPath("obs://test/jobs/job.log")}

Parent topic: EL Expression Reference