WorkloadCondition.java

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package org.apache.doris.resource.workloadschedpolicy;

import org.apache.doris.common.UserException;


public interface WorkloadCondition {

    boolean eval(String strValue);

    WorkloadMetricType getMetricType();

    // NOTE(wb) currently createPolicyCondition is also used when replay meta, it better not contains heavy check
    static WorkloadCondition createWorkloadCondition(WorkloadConditionMeta cm)
            throws UserException {
        if (WorkloadMetricType.USERNAME.equals(cm.metricName)) {
            return WorkloadConditionUsername.createWorkloadCondition(cm.op, cm.value);
        } else if (WorkloadMetricType.QUERY_TIME.equals(cm.metricName)) {
            return WorkloadConditionQueryTime.createWorkloadCondition(cm.op, cm.value);
        } else if (WorkloadMetricType.BE_SCAN_ROWS.equals(cm.metricName)) {
            return WorkloadConditionBeScanRows.createWorkloadCondition(cm.op, cm.value);
        } else if (WorkloadMetricType.BE_SCAN_BYTES.equals(cm.metricName)) {
            return WorkloadConditionBeScanBytes.createWorkloadCondition(cm.op, cm.value);
        } else if (WorkloadMetricType.QUERY_BE_MEMORY_BYTES.equals(cm.metricName)) {
            return WorkloadConditionQueryBeMemory.createWorkloadCondition(cm.op, cm.value);
        }
        throw new UserException("invalid metric name:" + cm.metricName);
    }

}