DropRoleMappingCommand.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.nereids.trees.plans.commands;

import org.apache.doris.catalog.Env;
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;

import java.util.Objects;

/**
 * DROP ROLE MAPPING command entry.
 */
public class DropRoleMappingCommand extends DropCommand {
    private final boolean ifExists;
    private final String mappingName;

    public DropRoleMappingCommand(boolean ifExists, String mappingName) {
        super(PlanType.DROP_ROLE_MAPPING_COMMAND);
        this.ifExists = ifExists;
        this.mappingName = Objects.requireNonNull(mappingName, "mappingName can not be null");
    }

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

    @Override
    public void doRun(ConnectContext ctx, StmtExecutor executor) throws Exception {
        if (!Env.getCurrentEnv().getAccessManager().checkGlobalPriv(ctx, PrivPredicate.ADMIN)) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "ADMIN");
        }
        Env.getCurrentEnv().getRoleMappingMgr().dropRoleMapping(mappingName, ifExists);
    }

    public boolean isIfExists() {
        return ifExists;
    }

    public String getMappingName() {
        return mappingName;
    }
}