public String getPreviousRunId() {
        return this.previousRunId;
    }
<p>
The ID of the previous run of this job. For example, the <code>JobRunId</code> specified in the
<code>StartJobRun</code> action.
</p>

@return The ID of the previous run of this job. For example, the <code>JobRunId</code> specified in the
        <code>StartJobRun</code> action.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/JobRun.java