public void setExceptionName(String exceptionName) {
        this.exceptionName = exceptionName;
    }
<p>
The name of the exception.
</p>

@param exceptionName
       The name of the exception.
aws-java-sdk-codecommit/src/main/java/com/amazonaws/services/codecommit/model/BatchDescribeMergeConflictsError.java