AlterJobStatusCommand.java

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// to you under the Apache License, Version 2.0 (the
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//
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package org.apache.doris.nereids.trees.plans.commands;

import org.apache.doris.analysis.StmtType;
import org.apache.doris.catalog.Env;
import org.apache.doris.common.AnalysisException;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.ErrorReport;
import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.nereids.trees.plans.PlanType;
import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.StmtExecutor;

/**
 * base class for all drop commands
 */
public abstract class AlterJobStatusCommand extends Command implements ForwardWithSync {
    // exclude job name prefix, which is used by inner job
    private static final String excludeJobNamePrefix = "inner_";
    private String jobName;

    public AlterJobStatusCommand(PlanType type, String jobName) {
        super(type);
        this.jobName = jobName;
    }

    public String getJobName() {
        return jobName;
    }

    @Override
    public StmtType stmtType() {
        return StmtType.ALTER;
    }

    @Override
    public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
        validate();
        doRun(ctx, executor);
    }

    @Override
    public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
        return visitor.visitAlterJobStatusCommand(this, context);
    }

    private void validate() throws Exception {
        if (!Env.getCurrentEnv().getAccessManager().checkGlobalPriv(ConnectContext.get(), PrivPredicate.ADMIN)) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "ADMIN");
        }
        if (jobName.startsWith(excludeJobNamePrefix)) {
            throw new AnalysisException("Can't alter inner job status");
        }
    }

    public abstract void doRun(ConnectContext ctx, StmtExecutor executor) throws Exception;

}