ConnectContextUtil.java

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package org.apache.doris.qe;

import org.apache.doris.analysis.UserIdentity;
import org.apache.doris.catalog.Env;
import org.apache.doris.nereids.StatementContext;

public class ConnectContextUtil {

    // Sometimes it's necessary to parse SQL, but not in a user thread where no ConnectContext exists.
    // In such cases, we need to simulate one—for example,
    // when replaying metadata to parse materialized view (MV) creation statements.
    // Note: After calling this method, ensure to invoke the cleanup() method of ConnectContext.
    public static ConnectContext getDummyCtx(String dbName) {
        ConnectContext ctx = new ConnectContext();
        ctx.setDatabase(dbName);
        StatementContext statementContext = new StatementContext();
        statementContext.setConnectContext(ctx);
        ctx.setStatementContext(statementContext);
        ctx.setEnv(Env.getCurrentEnv());
        ctx.setCurrentUserIdentity(UserIdentity.ADMIN);
        ctx.getState().reset();
        ctx.setThreadLocalInfo();
        return ctx;
    }
}