IvmDeltaRewriteContext.java

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package org.apache.doris.mtmv.ivm;

import org.apache.doris.catalog.MTMV;
import org.apache.doris.mtmv.BaseTableInfo;
import org.apache.doris.qe.ConnectContext;

import java.util.Map;
import java.util.Objects;

/**
 * Context passed to {@link IvmDeltaRewriter} during delta command construction.
 */
public class IvmDeltaRewriteContext {
    private final MTMV mtmv;
    private final ConnectContext connectContext;
    private final IvmNormalizeResult normalizeResult;
    /** Per-base-table stream refs with TSO info. Required for IvmDeltaRewriter. */
    private final Map<BaseTableInfo, IvmStreamRef> baseTableStreams;

    public IvmDeltaRewriteContext(MTMV mtmv, ConnectContext connectContext, IvmNormalizeResult normalizeResult) {
        this(mtmv, connectContext, normalizeResult, null);
    }

    public IvmDeltaRewriteContext(MTMV mtmv, ConnectContext connectContext,
            IvmNormalizeResult normalizeResult, Map<BaseTableInfo, IvmStreamRef> baseTableStreams) {
        this.mtmv = Objects.requireNonNull(mtmv, "mtmv can not be null");
        this.connectContext = Objects.requireNonNull(connectContext, "connectContext can not be null");
        this.normalizeResult = normalizeResult;
        this.baseTableStreams = baseTableStreams;
    }

    public MTMV getMtmv() {
        return mtmv;
    }

    public ConnectContext getConnectContext() {
        return connectContext;
    }

    /** Returns the IVM normalize result, or null if this is a non-agg scan-only MV. */
    public IvmNormalizeResult getNormalizeResult() {
        return normalizeResult;
    }

    /** Returns the per-base-table stream refs. */
    public Map<BaseTableInfo, IvmStreamRef> getBaseTableStreams() {
        return baseTableStreams;
    }
}