Class BasePlanSink

core/src/main/java/io/questdb/griffin/BasePlanSink.java:41–319

import org.jetbrains.annotations.TestOnly;

public abstract class BasePlanSink implements PlanSink {

    protected final ObjStack<RecordCursorFactory> factoryStack;
    protected final HtmlEscapingStringSink htmlSink;
    protected final EscapingStringSink textSink;
    protected int depth;
    protected SqlExecutionContext executionContext;
    protected RecordMetadata metadata;
    protected int order;
    protected EscapingStringSink sink;
    protected boolean useBaseMetadata;

    public BasePlanSink() {
        this.htmlSink = new HtmlEscapingStringSink();
        this.textSink = new EscapingStringSink();
        this.sink = textSink;
        this.depth = 0;
        this.factoryStack = new ObjStack<>();
        this.order = -1;
    }

    @Override
    public PlanSink child(Plannable p, int order) {
        this.order = order;
        child(p);
        this.order = -1;

        return this;
    }

    @Override
    public void clear() {
        this.sink.clear();
        this.depth = 0;
        this.factoryStack.clear();
        this.executionContext = null;
        this.order = -1;
    }

    @Override
    public SqlExecutionContext getExecutionContext() {
        return executionContext;
    }

    @Override
    public int getOrder() {
        return order;
    }

    @TestOnly
    public StringSink getSink() {
        return sink;
    }

    @Override
    public boolean getUseBaseMetadata() {
        return useBaseMetadata;
    }